File: | src/lib/libagentx/agentx.c |
Warning: | line 1667, column 6 Access to field 'ap_error' results in a dereference of a null pointer (loaded from variable 'resp') |
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1 | /* $OpenBSD: agentx.c,v 1.14 2021/10/24 18:03:27 martijn Exp $ */ | |||
2 | /* | |||
3 | * Copyright (c) 2019 Martijn van Duren <martijn@openbsd.org> | |||
4 | * | |||
5 | * Permission to use, copy, modify, and distribute this software for any | |||
6 | * purpose with or without fee is hereby granted, provided that the above | |||
7 | * copyright notice and this permission notice appear in all copies. | |||
8 | * | |||
9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |||
10 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |||
11 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |||
12 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |||
13 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |||
14 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |||
15 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |||
16 | */ | |||
17 | #include <netinet/in.h> | |||
18 | ||||
19 | #include <errno(*__errno()).h> | |||
20 | #include <stdarg.h> | |||
21 | #include <stdlib.h> | |||
22 | #include <stdio.h> | |||
23 | #include <string.h> | |||
24 | #include <strings.h> | |||
25 | #include <time.h> | |||
26 | #include <unistd.h> | |||
27 | ||||
28 | #include "agentx_internal.h" | |||
29 | #include <agentx.h> | |||
30 | ||||
31 | /* | |||
32 | * ax: struct agentx | |||
33 | * axs: struct agentx_session | |||
34 | * axc: struct agentx_context | |||
35 | * axr: struct agentx_region | |||
36 | * axi: struct agentx_index | |||
37 | * axo: struct agentx_object | |||
38 | * axg: struct agentx_get | |||
39 | * axv: struct agentx_varbind | |||
40 | * axr: struct agentx_request | |||
41 | * cstate: current state | |||
42 | * dstate: desired state | |||
43 | */ | |||
44 | ||||
45 | enum agentx_index_type { | |||
46 | AXI_TYPE_NEW, | |||
47 | AXI_TYPE_ANY, | |||
48 | AXI_TYPE_VALUE, | |||
49 | AXI_TYPE_DYNAMIC | |||
50 | }; | |||
51 | ||||
52 | #define AGENTX_CONTEXT_CTX(axc)(axc->axc_name_default ? ((void*)0) : &(axc->axc_name )) (axc->axc_name_default ? NULL((void*)0) : \ | |||
53 | &(axc->axc_name)) | |||
54 | ||||
55 | struct agentx_agentcaps { | |||
56 | struct agentx_context *axa_axc; | |||
57 | struct ax_oid axa_oid; | |||
58 | struct ax_ostring axa_descr; | |||
59 | enum agentx_cstate axa_cstate; | |||
60 | enum agentx_dstate axa_dstate; | |||
61 | TAILQ_ENTRY(agentx_agentcaps)struct { struct agentx_agentcaps *tqe_next; struct agentx_agentcaps **tqe_prev; } axa_axc_agentcaps; | |||
62 | }; | |||
63 | ||||
64 | struct agentx_region { | |||
65 | struct agentx_context *axr_axc; | |||
66 | struct ax_oid axr_oid; | |||
67 | uint8_t axr_timeout; | |||
68 | uint8_t axr_priority; | |||
69 | enum agentx_cstate axr_cstate; | |||
70 | enum agentx_dstate axr_dstate; | |||
71 | TAILQ_HEAD(, agentx_index)struct { struct agentx_index *tqh_first; struct agentx_index * *tqh_last; } axr_indices; | |||
72 | TAILQ_HEAD(, agentx_object)struct { struct agentx_object *tqh_first; struct agentx_object **tqh_last; } axr_objects; | |||
73 | TAILQ_ENTRY(agentx_region)struct { struct agentx_region *tqe_next; struct agentx_region **tqe_prev; } axr_axc_regions; | |||
74 | }; | |||
75 | ||||
76 | struct agentx_index { | |||
77 | struct agentx_region *axi_axr; | |||
78 | enum agentx_index_type axi_type; | |||
79 | struct ax_varbind axi_vb; | |||
80 | struct agentx_object **axi_object; | |||
81 | size_t axi_objectlen; | |||
82 | size_t axi_objectsize; | |||
83 | enum agentx_cstate axi_cstate; | |||
84 | enum agentx_dstate axi_dstate; | |||
85 | TAILQ_ENTRY(agentx_index)struct { struct agentx_index *tqe_next; struct agentx_index * *tqe_prev; } axi_axr_indices; | |||
86 | }; | |||
87 | ||||
88 | struct agentx_object { | |||
89 | struct agentx_region *axo_axr; | |||
90 | struct ax_oid axo_oid; | |||
91 | struct agentx_index *axo_index[AGENTX_OID_INDEX_MAX_LEN10]; | |||
92 | size_t axo_indexlen; | |||
93 | int axo_implied; | |||
94 | uint8_t axo_timeout; | |||
95 | /* Prevent freeing object while in use by get and set requesets */ | |||
96 | uint32_t axo_lock; | |||
97 | void (*axo_get)(struct agentx_varbind *); | |||
98 | enum agentx_cstate axo_cstate; | |||
99 | enum agentx_dstate axo_dstate; | |||
100 | RB_ENTRY(agentx_object)struct { struct agentx_object *rbe_left; struct agentx_object *rbe_right; struct agentx_object *rbe_parent; int rbe_color; } axo_axc_objects; | |||
101 | TAILQ_ENTRY(agentx_object)struct { struct agentx_object *tqe_next; struct agentx_object **tqe_prev; } axo_axr_objects; | |||
102 | }; | |||
103 | ||||
104 | struct agentx_varbind { | |||
105 | struct agentx_get *axv_axg; | |||
106 | struct agentx_object *axv_axo; | |||
107 | struct agentx_varbind_index { | |||
108 | struct agentx_index *axv_axi; | |||
109 | union ax_data axv_idata; | |||
110 | } axv_index[AGENTX_OID_INDEX_MAX_LEN10]; | |||
111 | size_t axv_indexlen; | |||
112 | int axv_initialized; | |||
113 | int axv_include; | |||
114 | struct ax_varbind axv_vb; | |||
115 | struct ax_oid axv_start; | |||
116 | struct ax_oid axv_end; | |||
117 | enum ax_pdu_error axv_error; | |||
118 | }; | |||
119 | ||||
120 | #define AGENTX_GET_CTX(axg)(axg->axg_context_default ? ((void*)0) : &(axg->axg_context )) (axg->axg_context_default ? NULL((void*)0) : \ | |||
121 | &(axg->axg_context)) | |||
122 | struct agentx_request { | |||
123 | uint32_t axr_packetid; | |||
124 | int (*axr_cb)(struct ax_pdu *, void *); | |||
125 | void *axr_cookie; | |||
126 | RB_ENTRY(agentx_request)struct { struct agentx_request *rbe_left; struct agentx_request *rbe_right; struct agentx_request *rbe_parent; int rbe_color ; } axr_ax_requests; | |||
127 | }; | |||
128 | ||||
129 | static void agentx_start(struct agentx *); | |||
130 | static void agentx_finalize(struct agentx *, int); | |||
131 | static void agentx_wantwritenow(struct agentx *, int); | |||
132 | void (*agentx_wantwrite)(struct agentx *, int) = | |||
133 | agentx_wantwritenow; | |||
134 | static void agentx_reset(struct agentx *); | |||
135 | static void agentx_free_finalize(struct agentx *); | |||
136 | static int agentx_session_start(struct agentx_session *); | |||
137 | static int agentx_session_finalize(struct ax_pdu *, void *); | |||
138 | static int agentx_session_close(struct agentx_session *, | |||
139 | enum ax_close_reason); | |||
140 | static int agentx_session_close_finalize(struct ax_pdu *, void *); | |||
141 | static void agentx_session_free_finalize(struct agentx_session *); | |||
142 | static void agentx_session_reset(struct agentx_session *); | |||
143 | static void agentx_context_start(struct agentx_context *); | |||
144 | static void agentx_context_free_finalize(struct agentx_context *); | |||
145 | static void agentx_context_reset(struct agentx_context *); | |||
146 | static int agentx_agentcaps_start(struct agentx_agentcaps *); | |||
147 | static int agentx_agentcaps_finalize(struct ax_pdu *, void *); | |||
148 | static int agentx_agentcaps_close(struct agentx_agentcaps *); | |||
149 | static int agentx_agentcaps_close_finalize(struct ax_pdu *, void *); | |||
150 | static void agentx_agentcaps_free_finalize(struct agentx_agentcaps *); | |||
151 | static void agentx_agentcaps_reset(struct agentx_agentcaps *); | |||
152 | static int agentx_region_start(struct agentx_region *); | |||
153 | static int agentx_region_finalize(struct ax_pdu *, void *); | |||
154 | static int agentx_region_close(struct agentx_region *); | |||
155 | static int agentx_region_close_finalize(struct ax_pdu *, void *); | |||
156 | static void agentx_region_free_finalize(struct agentx_region *); | |||
157 | static void agentx_region_reset(struct agentx_region *); | |||
158 | static struct agentx_index *agentx_index(struct agentx_region *, | |||
159 | struct ax_varbind *, enum agentx_index_type); | |||
160 | static int agentx_index_start(struct agentx_index *); | |||
161 | static int agentx_index_finalize(struct ax_pdu *, void *); | |||
162 | static void agentx_index_free_finalize(struct agentx_index *); | |||
163 | static void agentx_index_reset(struct agentx_index *); | |||
164 | static int agentx_index_close(struct agentx_index *); | |||
165 | static int agentx_index_close_finalize(struct ax_pdu *, void *); | |||
166 | static int agentx_object_start(struct agentx_object *); | |||
167 | static int agentx_object_finalize(struct ax_pdu *, void *); | |||
168 | static int agentx_object_lock(struct agentx_object *); | |||
169 | static void agentx_object_unlock(struct agentx_object *); | |||
170 | static int agentx_object_close(struct agentx_object *); | |||
171 | static int agentx_object_close_finalize(struct ax_pdu *, void *); | |||
172 | static void agentx_object_free_finalize(struct agentx_object *); | |||
173 | static void agentx_object_reset(struct agentx_object *); | |||
174 | static int agentx_object_cmp(struct agentx_object *, | |||
175 | struct agentx_object *); | |||
176 | static void agentx_get_start(struct agentx_context *, | |||
177 | struct ax_pdu *); | |||
178 | static void agentx_get_finalize(struct agentx_get *); | |||
179 | static void agentx_get_free(struct agentx_get *); | |||
180 | static void agentx_varbind_start(struct agentx_varbind *); | |||
181 | static void agentx_varbind_finalize(struct agentx_varbind *); | |||
182 | static void agentx_varbind_nosuchobject(struct agentx_varbind *); | |||
183 | static void agentx_varbind_nosuchinstance(struct agentx_varbind *); | |||
184 | static void agentx_varbind_endofmibview(struct agentx_varbind *); | |||
185 | static void agentx_varbind_error_type(struct agentx_varbind *, | |||
186 | enum ax_pdu_error, int); | |||
187 | static int agentx_request(struct agentx *, uint32_t, | |||
188 | int (*)(struct ax_pdu *, void *), void *); | |||
189 | static int agentx_request_cmp(struct agentx_request *, | |||
190 | struct agentx_request *); | |||
191 | static int agentx_strcat(char **, const char *); | |||
192 | static int agentx_oidfill(struct ax_oid *, const uint32_t[], size_t, | |||
193 | const char **); | |||
194 | ||||
195 | RB_PROTOTYPE_STATIC(ax_requests, agentx_request, axr_ax_requests,__attribute__((__unused__)) static void ax_requests_RB_INSERT_COLOR (struct ax_requests *, struct agentx_request *); __attribute__ ((__unused__)) static void ax_requests_RB_REMOVE_COLOR(struct ax_requests *, struct agentx_request *, struct agentx_request *);__attribute__((__unused__)) static struct agentx_request * ax_requests_RB_REMOVE(struct ax_requests *, struct agentx_request *); __attribute__((__unused__)) static struct agentx_request *ax_requests_RB_INSERT(struct ax_requests *, struct agentx_request *); __attribute__((__unused__)) static struct agentx_request *ax_requests_RB_FIND(struct ax_requests *, struct agentx_request *); __attribute__((__unused__)) static struct agentx_request *ax_requests_RB_NFIND(struct ax_requests *, struct agentx_request *); __attribute__((__unused__)) static struct agentx_request *ax_requests_RB_NEXT(struct agentx_request *); __attribute__ ((__unused__)) static struct agentx_request *ax_requests_RB_PREV (struct agentx_request *); __attribute__((__unused__)) static struct agentx_request *ax_requests_RB_MINMAX(struct ax_requests *, int); | |||
196 | agentx_request_cmp)__attribute__((__unused__)) static void ax_requests_RB_INSERT_COLOR (struct ax_requests *, struct agentx_request *); __attribute__ ((__unused__)) static void ax_requests_RB_REMOVE_COLOR(struct ax_requests *, struct agentx_request *, struct agentx_request *);__attribute__((__unused__)) static struct agentx_request * ax_requests_RB_REMOVE(struct ax_requests *, struct agentx_request *); __attribute__((__unused__)) static struct agentx_request *ax_requests_RB_INSERT(struct ax_requests *, struct agentx_request *); __attribute__((__unused__)) static struct agentx_request *ax_requests_RB_FIND(struct ax_requests *, struct agentx_request *); __attribute__((__unused__)) static struct agentx_request *ax_requests_RB_NFIND(struct ax_requests *, struct agentx_request *); __attribute__((__unused__)) static struct agentx_request *ax_requests_RB_NEXT(struct agentx_request *); __attribute__ ((__unused__)) static struct agentx_request *ax_requests_RB_PREV (struct agentx_request *); __attribute__((__unused__)) static struct agentx_request *ax_requests_RB_MINMAX(struct ax_requests *, int); | |||
197 | RB_PROTOTYPE_STATIC(axc_objects, agentx_object, axo_axc_objects,__attribute__((__unused__)) static void axc_objects_RB_INSERT_COLOR (struct axc_objects *, struct agentx_object *); __attribute__ ((__unused__)) static void axc_objects_RB_REMOVE_COLOR(struct axc_objects *, struct agentx_object *, struct agentx_object * );__attribute__((__unused__)) static struct agentx_object *axc_objects_RB_REMOVE (struct axc_objects *, struct agentx_object *); __attribute__ ((__unused__)) static struct agentx_object *axc_objects_RB_INSERT (struct axc_objects *, struct agentx_object *); __attribute__ ((__unused__)) static struct agentx_object *axc_objects_RB_FIND (struct axc_objects *, struct agentx_object *); __attribute__ ((__unused__)) static struct agentx_object *axc_objects_RB_NFIND (struct axc_objects *, struct agentx_object *); __attribute__ ((__unused__)) static struct agentx_object *axc_objects_RB_NEXT (struct agentx_object *); __attribute__((__unused__)) static struct agentx_object *axc_objects_RB_PREV(struct agentx_object *); __attribute__ ((__unused__)) static struct agentx_object *axc_objects_RB_MINMAX (struct axc_objects *, int); | |||
198 | agentx_object_cmp)__attribute__((__unused__)) static void axc_objects_RB_INSERT_COLOR (struct axc_objects *, struct agentx_object *); __attribute__ ((__unused__)) static void axc_objects_RB_REMOVE_COLOR(struct axc_objects *, struct agentx_object *, struct agentx_object * );__attribute__((__unused__)) static struct agentx_object *axc_objects_RB_REMOVE (struct axc_objects *, struct agentx_object *); __attribute__ ((__unused__)) static struct agentx_object *axc_objects_RB_INSERT (struct axc_objects *, struct agentx_object *); __attribute__ ((__unused__)) static struct agentx_object *axc_objects_RB_FIND (struct axc_objects *, struct agentx_object *); __attribute__ ((__unused__)) static struct agentx_object *axc_objects_RB_NFIND (struct axc_objects *, struct agentx_object *); __attribute__ ((__unused__)) static struct agentx_object *axc_objects_RB_NEXT (struct agentx_object *); __attribute__((__unused__)) static struct agentx_object *axc_objects_RB_PREV(struct agentx_object *); __attribute__ ((__unused__)) static struct agentx_object *axc_objects_RB_MINMAX (struct axc_objects *, int); | |||
199 | ||||
200 | struct agentx * | |||
201 | agentx(void (*nofd)(struct agentx *, void *, int), void *cookie) | |||
202 | { | |||
203 | struct agentx *ax; | |||
204 | ||||
205 | if ((ax = calloc(1, sizeof(*ax))) == NULL((void*)0)) | |||
206 | return NULL((void*)0); | |||
207 | ||||
208 | ax->ax_nofd = nofd; | |||
209 | ax->ax_cookie = cookie; | |||
210 | ax->ax_fd = -1; | |||
211 | ax->ax_cstate = AX_CSTATE_CLOSE; | |||
212 | ax->ax_dstate = AX_DSTATE_OPEN; | |||
213 | TAILQ_INIT(&(ax->ax_sessions))do { (&(ax->ax_sessions))->tqh_first = ((void*)0); ( &(ax->ax_sessions))->tqh_last = &(&(ax-> ax_sessions))->tqh_first; } while (0); | |||
214 | TAILQ_INIT(&(ax->ax_getreqs))do { (&(ax->ax_getreqs))->tqh_first = ((void*)0); ( &(ax->ax_getreqs))->tqh_last = &(&(ax->ax_getreqs ))->tqh_first; } while (0); | |||
215 | RB_INIT(&(ax->ax_requests))do { (&(ax->ax_requests))->rbh_root = ((void*)0); } while (0); | |||
216 | ||||
217 | agentx_start(ax); | |||
218 | ||||
219 | return ax; | |||
220 | } | |||
221 | ||||
222 | /* | |||
223 | * agentx_finalize is not a suitable name for a public API, | |||
224 | * but use it internally for consistency | |||
225 | */ | |||
226 | void | |||
227 | agentx_connect(struct agentx *ax, int fd) | |||
228 | { | |||
229 | agentx_finalize(ax, fd); | |||
230 | } | |||
231 | ||||
232 | static void | |||
233 | agentx_start(struct agentx *ax) | |||
234 | { | |||
235 | #ifdef AX_DEBUG | |||
236 | if (ax->ax_cstate != AX_CSTATE_CLOSE || | |||
237 | ax->ax_dstate != AX_DSTATE_OPEN) | |||
238 | agentx_log_ax_fatalx(ax, "%s: unexpected connect", __func__); | |||
239 | #endif | |||
240 | ax->ax_cstate = AX_CSTATE_WAITOPEN; | |||
241 | ax->ax_nofd(ax, ax->ax_cookie, 0); | |||
242 | } | |||
243 | ||||
244 | static void | |||
245 | agentx_finalize(struct agentx *ax, int fd) | |||
246 | { | |||
247 | struct agentx_session *axs; | |||
248 | ||||
249 | if (ax->ax_cstate != AX_CSTATE_WAITOPEN) { | |||
250 | #ifdef AX_DEBUG | |||
251 | agentx_log_ax_fatalx(ax, "%s: agentx unexpected connect", | |||
252 | __func__); | |||
253 | #else | |||
254 | agentx_log_ax_warnx(ax, | |||
255 | "%s: agentx unexpected connect: ignoring", __func__); | |||
256 | return; | |||
257 | #endif | |||
258 | } | |||
259 | if ((ax->ax_ax = ax_new(fd)) == NULL((void*)0)) { | |||
260 | agentx_log_ax_warn(ax, "failed to initialize"); | |||
261 | close(fd); | |||
262 | agentx_reset(ax); | |||
263 | return; | |||
264 | } | |||
265 | ||||
266 | agentx_log_ax_info(ax, "new connection: %d", fd); | |||
267 | ||||
268 | ax->ax_fd = fd; | |||
269 | ax->ax_cstate = AX_CSTATE_OPEN; | |||
270 | ||||
271 | TAILQ_FOREACH(axs, &(ax->ax_sessions), axs_ax_sessions)for((axs) = ((&(ax->ax_sessions))->tqh_first); (axs ) != ((void*)0); (axs) = ((axs)->axs_ax_sessions.tqe_next) ) { | |||
272 | if (agentx_session_start(axs) == -1) | |||
273 | break; | |||
274 | } | |||
275 | } | |||
276 | ||||
277 | static void | |||
278 | agentx_wantwritenow(struct agentx *ax, int fd) | |||
279 | { | |||
280 | agentx_write(ax); | |||
281 | } | |||
282 | ||||
283 | static void | |||
284 | agentx_reset(struct agentx *ax) | |||
285 | { | |||
286 | struct agentx_session *axs, *taxs; | |||
287 | struct agentx_request *axr; | |||
288 | struct agentx_get *axg; | |||
289 | int axfree = ax->ax_free; | |||
290 | ||||
291 | ax_free(ax->ax_ax); | |||
292 | ax->ax_ax = NULL((void*)0); | |||
293 | ax->ax_fd = -1; | |||
294 | ax->ax_free = 1; | |||
295 | ||||
296 | ax->ax_cstate = AX_CSTATE_CLOSE; | |||
297 | ||||
298 | while ((axr = RB_MIN(ax_requests, &(ax->ax_requests))ax_requests_RB_MINMAX(&(ax->ax_requests), -1)) != NULL((void*)0)) { | |||
299 | RB_REMOVE(ax_requests, &(ax->ax_requests), axr)ax_requests_RB_REMOVE(&(ax->ax_requests), axr); | |||
300 | free(axr); | |||
301 | } | |||
302 | TAILQ_FOREACH_SAFE(axs, &(ax->ax_sessions), axs_ax_sessions, taxs)for ((axs) = ((&(ax->ax_sessions))->tqh_first); (axs ) != ((void*)0) && ((taxs) = ((axs)->axs_ax_sessions .tqe_next), 1); (axs) = (taxs)) | |||
303 | agentx_session_reset(axs); | |||
304 | while (!TAILQ_EMPTY(&(ax->ax_getreqs))(((&(ax->ax_getreqs))->tqh_first) == ((void*)0))) { | |||
305 | axg = TAILQ_FIRST(&(ax->ax_getreqs))((&(ax->ax_getreqs))->tqh_first); | |||
306 | axg->axg_axc = NULL((void*)0); | |||
307 | TAILQ_REMOVE(&(ax->ax_getreqs), axg, axg_ax_getreqs)do { if (((axg)->axg_ax_getreqs.tqe_next) != ((void*)0)) ( axg)->axg_ax_getreqs.tqe_next->axg_ax_getreqs.tqe_prev = (axg)->axg_ax_getreqs.tqe_prev; else (&(ax->ax_getreqs ))->tqh_last = (axg)->axg_ax_getreqs.tqe_prev; *(axg)-> axg_ax_getreqs.tqe_prev = (axg)->axg_ax_getreqs.tqe_next; ; ; } while (0); | |||
308 | } | |||
309 | ||||
310 | if (ax->ax_dstate == AX_DSTATE_OPEN) | |||
311 | agentx_start(ax); | |||
312 | ||||
313 | if (!axfree) | |||
314 | agentx_free_finalize(ax); | |||
315 | } | |||
316 | ||||
317 | void | |||
318 | agentx_free(struct agentx *ax) | |||
319 | { | |||
320 | struct agentx_session *axs, *taxs; | |||
321 | int axfree; | |||
322 | ||||
323 | if (ax == NULL((void*)0)) | |||
324 | return; | |||
325 | ||||
326 | axfree = ax->ax_free; | |||
327 | ax->ax_free = 1; | |||
328 | ||||
329 | /* Malloc throws abort on invalid pointers as well */ | |||
330 | if (ax->ax_dstate == AX_DSTATE_CLOSE) | |||
331 | agentx_log_ax_fatalx(ax, "%s: double free", __func__); | |||
332 | ax->ax_dstate = AX_DSTATE_CLOSE; | |||
333 | ||||
334 | TAILQ_FOREACH_SAFE(axs, &(ax->ax_sessions), axs_ax_sessions, taxs)for ((axs) = ((&(ax->ax_sessions))->tqh_first); (axs ) != ((void*)0) && ((taxs) = ((axs)->axs_ax_sessions .tqe_next), 1); (axs) = (taxs)) { | |||
335 | if (axs->axs_dstate != AX_DSTATE_CLOSE) | |||
336 | agentx_session_free(axs); | |||
337 | } | |||
338 | if (!axfree) | |||
339 | agentx_free_finalize(ax); | |||
340 | } | |||
341 | ||||
342 | static void | |||
343 | agentx_free_finalize(struct agentx *ax) | |||
344 | { | |||
345 | struct agentx_session *axs, *taxs; | |||
346 | ||||
347 | ax->ax_free = 0; | |||
348 | ||||
349 | TAILQ_FOREACH_SAFE(axs, &(ax->ax_sessions), axs_ax_sessions, taxs)for ((axs) = ((&(ax->ax_sessions))->tqh_first); (axs ) != ((void*)0) && ((taxs) = ((axs)->axs_ax_sessions .tqe_next), 1); (axs) = (taxs)) | |||
350 | agentx_session_free_finalize(axs); | |||
351 | ||||
352 | if (!TAILQ_EMPTY(&(ax->ax_sessions))(((&(ax->ax_sessions))->tqh_first) == ((void*)0)) || | |||
353 | !RB_EMPTY(&(ax->ax_requests))((&(ax->ax_requests))->rbh_root == ((void*)0)) || | |||
354 | ax->ax_dstate != AX_DSTATE_CLOSE) | |||
355 | return; | |||
356 | ||||
357 | ax_free(ax->ax_ax); | |||
358 | ax->ax_nofd(ax, ax->ax_cookie, 1); | |||
359 | free(ax); | |||
360 | } | |||
361 | ||||
362 | struct agentx_session * | |||
363 | agentx_session(struct agentx *ax, uint32_t oid[], | |||
364 | size_t oidlen, const char *descr, uint8_t timeout) | |||
365 | { | |||
366 | struct agentx_session *axs; | |||
367 | const char *errstr; | |||
368 | ||||
369 | if ((axs = calloc(1, sizeof(*axs))) == NULL((void*)0)) | |||
370 | return NULL((void*)0); | |||
371 | ||||
372 | axs->axs_ax = ax; | |||
373 | axs->axs_timeout = timeout; | |||
374 | /* RFC 2741 section 6.2.1: may send a null Object Identifier */ | |||
375 | if (oidlen == 0) | |||
376 | axs->axs_oid.aoi_idlen = oidlen; | |||
377 | else { | |||
378 | if (agentx_oidfill((&axs->axs_oid), oid, oidlen, | |||
379 | &errstr) == -1) { | |||
380 | #ifdef AX_DEBUG | |||
381 | agentx_log_ax_fatalx(ax, "%s: %s", __func__, errstr); | |||
382 | #else | |||
383 | return NULL((void*)0); | |||
384 | #endif | |||
385 | } | |||
386 | } | |||
387 | axs->axs_descr.aos_string = (unsigned char *)strdup(descr); | |||
388 | if (axs->axs_descr.aos_string == NULL((void*)0)) { | |||
389 | free(axs); | |||
390 | return NULL((void*)0); | |||
391 | } | |||
392 | axs->axs_descr.aos_slen = strlen(descr); | |||
393 | axs->axs_cstate = AX_CSTATE_CLOSE; | |||
394 | axs->axs_dstate = AX_DSTATE_OPEN; | |||
395 | TAILQ_INIT(&(axs->axs_contexts))do { (&(axs->axs_contexts))->tqh_first = ((void*)0) ; (&(axs->axs_contexts))->tqh_last = &(&(axs ->axs_contexts))->tqh_first; } while (0); | |||
396 | TAILQ_INSERT_HEAD(&(ax->ax_sessions), axs, axs_ax_sessions)do { if (((axs)->axs_ax_sessions.tqe_next = (&(ax-> ax_sessions))->tqh_first) != ((void*)0)) (&(ax->ax_sessions ))->tqh_first->axs_ax_sessions.tqe_prev = &(axs)-> axs_ax_sessions.tqe_next; else (&(ax->ax_sessions))-> tqh_last = &(axs)->axs_ax_sessions.tqe_next; (&(ax ->ax_sessions))->tqh_first = (axs); (axs)->axs_ax_sessions .tqe_prev = &(&(ax->ax_sessions))->tqh_first; } while (0); | |||
397 | ||||
398 | if (ax->ax_cstate == AX_CSTATE_OPEN) | |||
399 | (void) agentx_session_start(axs); | |||
400 | ||||
401 | return axs; | |||
402 | } | |||
403 | ||||
404 | static int | |||
405 | agentx_session_start(struct agentx_session *axs) | |||
406 | { | |||
407 | struct agentx *ax = axs->axs_ax; | |||
408 | uint32_t packetid; | |||
409 | ||||
410 | #ifdef AX_DEBUG | |||
411 | if (ax->ax_cstate != AX_CSTATE_OPEN || | |||
412 | axs->axs_cstate != AX_CSTATE_CLOSE || | |||
413 | axs->axs_dstate != AX_DSTATE_OPEN) | |||
414 | agentx_log_ax_fatalx(ax, "%s: unexpected session open", | |||
415 | __func__); | |||
416 | #endif | |||
417 | packetid = ax_open(ax->ax_ax, axs->axs_timeout, &(axs->axs_oid), | |||
418 | &(axs->axs_descr)); | |||
419 | if (packetid == 0) { | |||
420 | agentx_log_ax_warn(ax, "couldn't generate %s", | |||
421 | ax_pdutype2string(AX_PDU_TYPE_OPEN)); | |||
422 | agentx_reset(ax); | |||
423 | return -1; | |||
424 | } | |||
425 | axs->axs_packetid = packetid; | |||
426 | agentx_log_ax_info(ax, "opening session"); | |||
427 | axs->axs_cstate = AX_CSTATE_WAITOPEN; | |||
428 | return agentx_request(ax, packetid, agentx_session_finalize, axs); | |||
429 | } | |||
430 | ||||
431 | static int | |||
432 | agentx_session_finalize(struct ax_pdu *pdu, void *cookie) | |||
433 | { | |||
434 | struct agentx_session *axs = cookie; | |||
435 | struct agentx *ax = axs->axs_ax; | |||
436 | struct agentx_context *axc; | |||
437 | ||||
438 | #ifdef AX_DEBUG | |||
439 | if (axs->axs_cstate != AX_CSTATE_WAITOPEN) | |||
440 | agentx_log_ax_fatalx(ax, "%s: not expecting new session", | |||
441 | __func__); | |||
442 | #endif | |||
443 | ||||
444 | if (pdu->ap_payload.ap_response.ap_error != AX_PDU_ERROR_NOERROR) { | |||
445 | agentx_log_ax_warnx(ax, "failed to open session: %s", | |||
446 | ax_error2string(pdu->ap_payload.ap_response.ap_error)); | |||
447 | agentx_reset(ax); | |||
448 | return -1; | |||
449 | } | |||
450 | ||||
451 | axs->axs_id = pdu->ap_header.aph_sessionid; | |||
452 | axs->axs_cstate = AX_CSTATE_OPEN; | |||
453 | ||||
454 | if (axs->axs_dstate == AX_DSTATE_CLOSE) { | |||
455 | agentx_session_close(axs, AX_CLOSE_SHUTDOWN); | |||
456 | return 0; | |||
457 | } | |||
458 | ||||
459 | agentx_log_axs_info(axs, "open"); | |||
460 | ||||
461 | TAILQ_FOREACH(axc, &(axs->axs_contexts), axc_axs_contexts)for((axc) = ((&(axs->axs_contexts))->tqh_first); (axc ) != ((void*)0); (axc) = ((axc)->axc_axs_contexts.tqe_next )) | |||
462 | agentx_context_start(axc); | |||
463 | return 0; | |||
464 | } | |||
465 | ||||
466 | static int | |||
467 | agentx_session_close(struct agentx_session *axs, | |||
468 | enum ax_close_reason reason) | |||
469 | { | |||
470 | struct agentx *ax = axs->axs_ax; | |||
471 | uint32_t packetid; | |||
472 | ||||
473 | #ifdef AX_DEBUG | |||
474 | if (axs->axs_cstate != AX_CSTATE_OPEN) | |||
475 | agentx_log_ax_fatalx(ax, "%s: unexpected session close", | |||
476 | __func__); | |||
477 | #endif | |||
478 | if ((packetid = ax_close(ax->ax_ax, axs->axs_id, reason)) == 0) { | |||
479 | agentx_log_axs_warn(axs, "couldn't generate %s", | |||
480 | ax_pdutype2string(AX_PDU_TYPE_CLOSE)); | |||
481 | agentx_reset(ax); | |||
482 | return -1; | |||
483 | } | |||
484 | ||||
485 | agentx_log_axs_info(axs, "closing session: %s", | |||
486 | ax_closereason2string(reason)); | |||
487 | ||||
488 | axs->axs_cstate = AX_CSTATE_WAITCLOSE; | |||
489 | return agentx_request(ax, packetid, agentx_session_close_finalize, | |||
490 | axs); | |||
491 | } | |||
492 | ||||
493 | static int | |||
494 | agentx_session_close_finalize(struct ax_pdu *pdu, void *cookie) | |||
495 | { | |||
496 | struct agentx_session *axs = cookie; | |||
497 | struct agentx *ax = axs->axs_ax; | |||
498 | struct agentx_context *axc, *taxc; | |||
499 | int axfree = ax->ax_free; | |||
500 | ||||
501 | #ifdef AX_DEBUG | |||
502 | if (axs->axs_cstate != AX_CSTATE_WAITCLOSE) | |||
503 | agentx_log_axs_fatalx(axs, "%s: not expecting session close", | |||
504 | __func__); | |||
505 | #endif | |||
506 | ||||
507 | if (pdu->ap_payload.ap_response.ap_error != AX_PDU_ERROR_NOERROR) { | |||
508 | agentx_log_axs_warnx(axs, "failed to close session: %s", | |||
509 | ax_error2string(pdu->ap_payload.ap_response.ap_error)); | |||
510 | agentx_reset(ax); | |||
511 | return -1; | |||
512 | } | |||
513 | ||||
514 | axs->axs_cstate = AX_CSTATE_CLOSE; | |||
515 | ax->ax_free = 1; | |||
516 | ||||
517 | agentx_log_axs_info(axs, "closed"); | |||
518 | ||||
519 | TAILQ_FOREACH_SAFE(axc, &(axs->axs_contexts), axc_axs_contexts, taxc)for ((axc) = ((&(axs->axs_contexts))->tqh_first); ( axc) != ((void*)0) && ((taxc) = ((axc)->axc_axs_contexts .tqe_next), 1); (axc) = (taxc)) | |||
520 | agentx_context_reset(axc); | |||
521 | ||||
522 | if (ax->ax_cstate == AX_CSTATE_OPEN && | |||
523 | axs->axs_dstate == AX_DSTATE_OPEN) | |||
524 | agentx_session_start(axs); | |||
525 | if (!axfree) | |||
526 | agentx_free_finalize(ax); | |||
527 | ||||
528 | return 0; | |||
529 | } | |||
530 | ||||
531 | void | |||
532 | agentx_session_free(struct agentx_session *axs) | |||
533 | { | |||
534 | struct agentx_context *axc, *taxc; | |||
535 | struct agentx *ax; | |||
536 | int axfree; | |||
537 | ||||
538 | if (axs == NULL((void*)0)) | |||
539 | return; | |||
540 | ||||
541 | ax = axs->axs_ax; | |||
542 | axfree = ax->ax_free; | |||
543 | ax->ax_free = 1; | |||
544 | ||||
545 | if (axs->axs_dstate == AX_DSTATE_CLOSE) | |||
546 | agentx_log_axs_fatalx(axs, "%s: double free", __func__); | |||
547 | ||||
548 | axs->axs_dstate = AX_DSTATE_CLOSE; | |||
549 | ||||
550 | if (axs->axs_cstate == AX_CSTATE_OPEN) | |||
551 | (void) agentx_session_close(axs, AX_CLOSE_SHUTDOWN); | |||
552 | ||||
553 | TAILQ_FOREACH_SAFE(axc, &(axs->axs_contexts), axc_axs_contexts, taxc)for ((axc) = ((&(axs->axs_contexts))->tqh_first); ( axc) != ((void*)0) && ((taxc) = ((axc)->axc_axs_contexts .tqe_next), 1); (axc) = (taxc)) { | |||
554 | if (axc->axc_dstate != AX_DSTATE_CLOSE) | |||
555 | agentx_context_free(axc); | |||
556 | } | |||
557 | ||||
558 | if (!axfree) | |||
559 | agentx_free_finalize(ax); | |||
560 | } | |||
561 | ||||
562 | static void | |||
563 | agentx_session_free_finalize(struct agentx_session *axs) | |||
564 | { | |||
565 | struct agentx *ax = axs->axs_ax; | |||
566 | struct agentx_context *axc, *taxc; | |||
567 | ||||
568 | TAILQ_FOREACH_SAFE(axc, &(axs->axs_contexts), axc_axs_contexts, taxc)for ((axc) = ((&(axs->axs_contexts))->tqh_first); ( axc) != ((void*)0) && ((taxc) = ((axc)->axc_axs_contexts .tqe_next), 1); (axc) = (taxc)) | |||
569 | agentx_context_free_finalize(axc); | |||
570 | ||||
571 | if (!TAILQ_EMPTY(&(axs->axs_contexts))(((&(axs->axs_contexts))->tqh_first) == ((void*)0)) || | |||
572 | axs->axs_cstate != AX_CSTATE_CLOSE || | |||
573 | axs->axs_dstate != AX_DSTATE_CLOSE) | |||
574 | return; | |||
575 | ||||
576 | TAILQ_REMOVE(&(ax->ax_sessions), axs, axs_ax_sessions)do { if (((axs)->axs_ax_sessions.tqe_next) != ((void*)0)) ( axs)->axs_ax_sessions.tqe_next->axs_ax_sessions.tqe_prev = (axs)->axs_ax_sessions.tqe_prev; else (&(ax->ax_sessions ))->tqh_last = (axs)->axs_ax_sessions.tqe_prev; *(axs)-> axs_ax_sessions.tqe_prev = (axs)->axs_ax_sessions.tqe_next ; ; ; } while (0); | |||
577 | free(axs->axs_descr.aos_string); | |||
578 | free(axs); | |||
579 | } | |||
580 | ||||
581 | static void | |||
582 | agentx_session_reset(struct agentx_session *axs) | |||
583 | { | |||
584 | struct agentx_context *axc, *taxc; | |||
585 | struct agentx *ax = axs->axs_ax; | |||
586 | int axfree = ax->ax_free; | |||
587 | ||||
588 | ax->ax_free = 1; | |||
589 | ||||
590 | axs->axs_cstate = AX_CSTATE_CLOSE; | |||
591 | ||||
592 | TAILQ_FOREACH_SAFE(axc, &(axs->axs_contexts), axc_axs_contexts, taxc)for ((axc) = ((&(axs->axs_contexts))->tqh_first); ( axc) != ((void*)0) && ((taxc) = ((axc)->axc_axs_contexts .tqe_next), 1); (axc) = (taxc)) | |||
593 | agentx_context_reset(axc); | |||
594 | ||||
595 | if (!axfree) | |||
596 | agentx_free_finalize(ax); | |||
597 | } | |||
598 | ||||
599 | struct agentx_context * | |||
600 | agentx_context(struct agentx_session *axs, const char *name) | |||
601 | { | |||
602 | struct agentx_context *axc; | |||
603 | ||||
604 | if (axs->axs_dstate == AX_DSTATE_CLOSE) | |||
605 | agentx_log_axs_fatalx(axs, "%s: use after free", __func__); | |||
606 | ||||
607 | if ((axc = calloc(1, sizeof(*axc))) == NULL((void*)0)) | |||
608 | return NULL((void*)0); | |||
609 | ||||
610 | axc->axc_axs = axs; | |||
611 | axc->axc_name_default = (name == NULL((void*)0)); | |||
612 | if (name != NULL((void*)0)) { | |||
613 | axc->axc_name.aos_string = (unsigned char *)strdup(name); | |||
614 | if (axc->axc_name.aos_string == NULL((void*)0)) { | |||
615 | free(axc); | |||
616 | return NULL((void*)0); | |||
617 | } | |||
618 | axc->axc_name.aos_slen = strlen(name); | |||
619 | } | |||
620 | axc->axc_cstate = axs->axs_cstate == AX_CSTATE_OPEN ? | |||
621 | AX_CSTATE_OPEN : AX_CSTATE_CLOSE; | |||
622 | axc->axc_dstate = AX_DSTATE_OPEN; | |||
623 | TAILQ_INIT(&(axc->axc_agentcaps))do { (&(axc->axc_agentcaps))->tqh_first = ((void*)0 ); (&(axc->axc_agentcaps))->tqh_last = &(&( axc->axc_agentcaps))->tqh_first; } while (0); | |||
624 | TAILQ_INIT(&(axc->axc_regions))do { (&(axc->axc_regions))->tqh_first = ((void*)0); (&(axc->axc_regions))->tqh_last = &(&(axc-> axc_regions))->tqh_first; } while (0); | |||
625 | ||||
626 | TAILQ_INSERT_HEAD(&(axs->axs_contexts), axc, axc_axs_contexts)do { if (((axc)->axc_axs_contexts.tqe_next = (&(axs-> axs_contexts))->tqh_first) != ((void*)0)) (&(axs->axs_contexts ))->tqh_first->axc_axs_contexts.tqe_prev = &(axc)-> axc_axs_contexts.tqe_next; else (&(axs->axs_contexts)) ->tqh_last = &(axc)->axc_axs_contexts.tqe_next; (& (axs->axs_contexts))->tqh_first = (axc); (axc)->axc_axs_contexts .tqe_prev = &(&(axs->axs_contexts))->tqh_first; } while (0); | |||
627 | ||||
628 | return axc; | |||
629 | } | |||
630 | ||||
631 | static void | |||
632 | agentx_context_start(struct agentx_context *axc) | |||
633 | { | |||
634 | struct agentx_agentcaps *axa; | |||
635 | struct agentx_region *axr; | |||
636 | ||||
637 | #ifdef AX_DEBUG | |||
638 | if (axc->axc_cstate != AX_CSTATE_CLOSE) | |||
639 | agentx_log_axc_fatalx(axc, "%s: unexpected context start", | |||
640 | __func__); | |||
641 | #endif | |||
642 | axc->axc_cstate = AX_CSTATE_OPEN; | |||
643 | ||||
644 | TAILQ_FOREACH(axa, &(axc->axc_agentcaps), axa_axc_agentcaps)for((axa) = ((&(axc->axc_agentcaps))->tqh_first); ( axa) != ((void*)0); (axa) = ((axa)->axa_axc_agentcaps.tqe_next )) { | |||
645 | if (agentx_agentcaps_start(axa) == -1) | |||
646 | return; | |||
647 | } | |||
648 | TAILQ_FOREACH(axr, &(axc->axc_regions), axr_axc_regions)for((axr) = ((&(axc->axc_regions))->tqh_first); (axr ) != ((void*)0); (axr) = ((axr)->axr_axc_regions.tqe_next) ) { | |||
649 | if (agentx_region_start(axr) == -1) | |||
650 | return; | |||
651 | } | |||
652 | } | |||
653 | ||||
654 | uint32_t | |||
655 | agentx_context_uptime(struct agentx_context *axc) | |||
656 | { | |||
657 | struct timespec cur, res; | |||
658 | ||||
659 | if (axc->axc_sysuptimespec.tv_sec == 0 && | |||
660 | axc->axc_sysuptimespec.tv_nsec == 0) | |||
661 | return 0; | |||
662 | ||||
663 | (void) clock_gettime(CLOCK_MONOTONIC3, &cur); | |||
664 | ||||
665 | timespecsub(&cur, &(axc->axc_sysuptimespec), &res)do { (&res)->tv_sec = (&cur)->tv_sec - (&(axc ->axc_sysuptimespec))->tv_sec; (&res)->tv_nsec = (&cur)->tv_nsec - (&(axc->axc_sysuptimespec))-> tv_nsec; if ((&res)->tv_nsec < 0) { (&res)-> tv_sec--; (&res)->tv_nsec += 1000000000L; } } while (0 ); | |||
666 | ||||
667 | return axc->axc_sysuptime + | |||
668 | (uint32_t) ((res.tv_sec * 100) + (res.tv_nsec / 10000000)); | |||
669 | } | |||
670 | ||||
671 | struct agentx_object * | |||
672 | agentx_context_object_find(struct agentx_context *axc, | |||
673 | const uint32_t oid[], size_t oidlen, int active, int instance) | |||
674 | { | |||
675 | struct agentx_object *axo, axo_search; | |||
676 | const char *errstr; | |||
677 | ||||
678 | if (agentx_oidfill(&(axo_search.axo_oid), oid, oidlen, &errstr) == -1) { | |||
679 | if (oidlen > AGENTX_OID_MIN_LEN2) { | |||
680 | #ifdef AX_DEBUG | |||
681 | agentx_log_axc_fatalx(axc, "%s: %s", __func__, errstr); | |||
682 | #else | |||
683 | agentx_log_axc_warnx(axc, "%s: %s", __func__, errstr); | |||
684 | return NULL((void*)0); | |||
685 | } | |||
686 | #endif | |||
687 | if (oidlen == 1) | |||
688 | axo_search.axo_oid.aoi_id[0] = oid[0]; | |||
689 | axo_search.axo_oid.aoi_idlen = oidlen; | |||
690 | } | |||
691 | ||||
692 | axo = RB_FIND(axc_objects, &(axc->axc_objects), &axo_search)axc_objects_RB_FIND(&(axc->axc_objects), &axo_search ); | |||
693 | while (axo == NULL((void*)0) && !instance && axo_search.axo_oid.aoi_idlen > 0) { | |||
694 | axo = RB_FIND(axc_objects, &(axc->axc_objects), &axo_search)axc_objects_RB_FIND(&(axc->axc_objects), &axo_search ); | |||
695 | axo_search.axo_oid.aoi_idlen--; | |||
696 | } | |||
697 | if (active && axo != NULL((void*)0) && axo->axo_cstate != AX_CSTATE_OPEN) | |||
698 | return NULL((void*)0); | |||
699 | return axo; | |||
700 | } | |||
701 | ||||
702 | struct agentx_object * | |||
703 | agentx_context_object_nfind(struct agentx_context *axc, | |||
704 | const uint32_t oid[], size_t oidlen, int active, int inclusive) | |||
705 | { | |||
706 | struct agentx_object *axo, axo_search; | |||
707 | const char *errstr; | |||
708 | ||||
709 | if (agentx_oidfill(&(axo_search.axo_oid), oid, oidlen, &errstr) == -1) { | |||
710 | if (oidlen > AGENTX_OID_MIN_LEN2) { | |||
711 | #ifdef AX_DEBUG | |||
712 | agentx_log_axc_fatalx(axc, "%s: %s", __func__, errstr); | |||
713 | #else | |||
714 | agentx_log_axc_warnx(axc, "%s: %s", __func__, errstr); | |||
715 | return NULL((void*)0); | |||
716 | #endif | |||
717 | } | |||
718 | if (oidlen == 1) | |||
719 | axo_search.axo_oid.aoi_id[0] = oid[0]; | |||
720 | axo_search.axo_oid.aoi_idlen = oidlen; | |||
721 | } | |||
722 | ||||
723 | axo = RB_NFIND(axc_objects, &(axc->axc_objects), &axo_search)axc_objects_RB_NFIND(&(axc->axc_objects), &axo_search ); | |||
724 | if (!inclusive && axo != NULL((void*)0) && | |||
725 | ax_oid_cmp(&(axo->axo_oid), &(axo_search.axo_oid)) <= 0) { | |||
726 | axo = RB_NEXT(axc_objects, &(axc->axc_objects), axo)axc_objects_RB_NEXT(axo); | |||
727 | } | |||
728 | ||||
729 | while (active && axo != NULL((void*)0) && axo->axo_cstate != AX_CSTATE_OPEN) | |||
730 | axo = RB_NEXT(axc_objects, &(axc->axc_objects), axo)axc_objects_RB_NEXT(axo); | |||
731 | return axo; | |||
732 | } | |||
733 | ||||
734 | void | |||
735 | agentx_context_free(struct agentx_context *axc) | |||
736 | { | |||
737 | struct agentx_agentcaps *axa, *taxa; | |||
738 | struct agentx_region *axr, *taxr; | |||
739 | ||||
740 | if (axc == NULL((void*)0)) | |||
741 | return; | |||
742 | ||||
743 | #ifdef AX_DEBUG | |||
744 | if (axc->axc_dstate == AX_DSTATE_CLOSE) | |||
745 | agentx_log_axc_fatalx(axc, "%s: double free", __func__); | |||
746 | #endif | |||
747 | axc->axc_dstate = AX_DSTATE_CLOSE; | |||
748 | ||||
749 | TAILQ_FOREACH_SAFE(axa, &(axc->axc_agentcaps), axa_axc_agentcaps,for ((axa) = ((&(axc->axc_agentcaps))->tqh_first); ( axa) != ((void*)0) && ((taxa) = ((axa)->axa_axc_agentcaps .tqe_next), 1); (axa) = (taxa)) | |||
750 | taxa)for ((axa) = ((&(axc->axc_agentcaps))->tqh_first); ( axa) != ((void*)0) && ((taxa) = ((axa)->axa_axc_agentcaps .tqe_next), 1); (axa) = (taxa)) { | |||
751 | if (axa->axa_dstate != AX_DSTATE_CLOSE) | |||
752 | agentx_agentcaps_free(axa); | |||
753 | } | |||
754 | TAILQ_FOREACH_SAFE(axr, &(axc->axc_regions), axr_axc_regions, taxr)for ((axr) = ((&(axc->axc_regions))->tqh_first); (axr ) != ((void*)0) && ((taxr) = ((axr)->axr_axc_regions .tqe_next), 1); (axr) = (taxr)) { | |||
755 | if (axr->axr_dstate != AX_DSTATE_CLOSE) | |||
756 | agentx_region_free(axr); | |||
757 | } | |||
758 | } | |||
759 | ||||
760 | static void | |||
761 | agentx_context_free_finalize(struct agentx_context *axc) | |||
762 | { | |||
763 | struct agentx_session *axs = axc->axc_axs; | |||
764 | struct agentx_region *axr, *taxr; | |||
765 | struct agentx_agentcaps *axa, *taxa; | |||
766 | ||||
767 | TAILQ_FOREACH_SAFE(axa, &(axc->axc_agentcaps), axa_axc_agentcaps, taxa)for ((axa) = ((&(axc->axc_agentcaps))->tqh_first); ( axa) != ((void*)0) && ((taxa) = ((axa)->axa_axc_agentcaps .tqe_next), 1); (axa) = (taxa)) | |||
768 | agentx_agentcaps_free_finalize(axa); | |||
769 | TAILQ_FOREACH_SAFE(axr, &(axc->axc_regions), axr_axc_regions, taxr)for ((axr) = ((&(axc->axc_regions))->tqh_first); (axr ) != ((void*)0) && ((taxr) = ((axr)->axr_axc_regions .tqe_next), 1); (axr) = (taxr)) | |||
770 | agentx_region_free_finalize(axr); | |||
771 | ||||
772 | if (!TAILQ_EMPTY(&(axc->axc_regions))(((&(axc->axc_regions))->tqh_first) == ((void*)0)) || | |||
773 | !TAILQ_EMPTY(&(axc->axc_agentcaps))(((&(axc->axc_agentcaps))->tqh_first) == ((void*)0) ) || | |||
774 | axc->axc_cstate != AX_CSTATE_CLOSE || | |||
775 | axc->axc_dstate != AX_DSTATE_CLOSE) | |||
776 | return; | |||
777 | ||||
778 | TAILQ_REMOVE(&(axs->axs_contexts), axc, axc_axs_contexts)do { if (((axc)->axc_axs_contexts.tqe_next) != ((void*)0)) (axc)->axc_axs_contexts.tqe_next->axc_axs_contexts.tqe_prev = (axc)->axc_axs_contexts.tqe_prev; else (&(axs->axs_contexts ))->tqh_last = (axc)->axc_axs_contexts.tqe_prev; *(axc) ->axc_axs_contexts.tqe_prev = (axc)->axc_axs_contexts.tqe_next ; ; ; } while (0); | |||
779 | free(axc->axc_name.aos_string); | |||
780 | free(axc); | |||
781 | } | |||
782 | ||||
783 | static void | |||
784 | agentx_context_reset(struct agentx_context *axc) | |||
785 | { | |||
786 | struct agentx_agentcaps *axa, *taxa; | |||
787 | struct agentx_region *axr, *taxr; | |||
788 | struct agentx *ax = axc->axc_axs->axs_ax; | |||
789 | int axfree = ax->ax_free; | |||
790 | ||||
791 | ax->ax_free = 1; | |||
792 | ||||
793 | axc->axc_cstate = AX_CSTATE_CLOSE; | |||
794 | axc->axc_sysuptimespec.tv_sec = 0; | |||
795 | axc->axc_sysuptimespec.tv_nsec = 0; | |||
796 | ||||
797 | TAILQ_FOREACH_SAFE(axa, &(axc->axc_agentcaps), axa_axc_agentcaps, taxa)for ((axa) = ((&(axc->axc_agentcaps))->tqh_first); ( axa) != ((void*)0) && ((taxa) = ((axa)->axa_axc_agentcaps .tqe_next), 1); (axa) = (taxa)) | |||
798 | agentx_agentcaps_reset(axa); | |||
799 | TAILQ_FOREACH_SAFE(axr, &(axc->axc_regions), axr_axc_regions, taxr)for ((axr) = ((&(axc->axc_regions))->tqh_first); (axr ) != ((void*)0) && ((taxr) = ((axr)->axr_axc_regions .tqe_next), 1); (axr) = (taxr)) | |||
800 | agentx_region_reset(axr); | |||
801 | ||||
802 | if (!axfree) | |||
803 | agentx_free_finalize(ax); | |||
804 | } | |||
805 | ||||
806 | struct agentx_agentcaps * | |||
807 | agentx_agentcaps(struct agentx_context *axc, uint32_t oid[], | |||
808 | size_t oidlen, const char *descr) | |||
809 | { | |||
810 | struct agentx_agentcaps *axa; | |||
811 | const char *errstr; | |||
812 | ||||
813 | if (axc->axc_dstate == AX_DSTATE_CLOSE) | |||
814 | agentx_log_axc_fatalx(axc, "%s: use after free", __func__); | |||
815 | ||||
816 | if ((axa = calloc(1, sizeof(*axa))) == NULL((void*)0)) | |||
817 | return NULL((void*)0); | |||
818 | ||||
819 | axa->axa_axc = axc; | |||
820 | if (agentx_oidfill(&(axa->axa_oid), oid, oidlen, &errstr) == -1) { | |||
821 | #ifdef AX_DEBUG | |||
822 | agentx_log_axc_fatalx(axc, "%s: %s", __func__, errstr); | |||
823 | #else | |||
824 | agentx_log_axc_warnx(axc, "%s: %s", __func__, errstr); | |||
825 | return NULL((void*)0); | |||
826 | #endif | |||
827 | } | |||
828 | axa->axa_descr.aos_string = (unsigned char *)strdup(descr); | |||
829 | if (axa->axa_descr.aos_string == NULL((void*)0)) { | |||
830 | free(axa); | |||
831 | return NULL((void*)0); | |||
832 | } | |||
833 | axa->axa_descr.aos_slen = strlen(descr); | |||
834 | axa->axa_cstate = AX_CSTATE_CLOSE; | |||
835 | axa->axa_dstate = AX_DSTATE_OPEN; | |||
836 | ||||
837 | TAILQ_INSERT_TAIL(&(axc->axc_agentcaps), axa, axa_axc_agentcaps)do { (axa)->axa_axc_agentcaps.tqe_next = ((void*)0); (axa) ->axa_axc_agentcaps.tqe_prev = (&(axc->axc_agentcaps ))->tqh_last; *(&(axc->axc_agentcaps))->tqh_last = (axa); (&(axc->axc_agentcaps))->tqh_last = & (axa)->axa_axc_agentcaps.tqe_next; } while (0); | |||
838 | ||||
839 | if (axc->axc_cstate == AX_CSTATE_OPEN) | |||
840 | agentx_agentcaps_start(axa); | |||
841 | ||||
842 | return axa; | |||
843 | } | |||
844 | ||||
845 | static int | |||
846 | agentx_agentcaps_start(struct agentx_agentcaps *axa) | |||
847 | { | |||
848 | struct agentx_context *axc = axa->axa_axc; | |||
849 | struct agentx_session *axs = axc->axc_axs; | |||
850 | struct agentx *ax = axs->axs_ax; | |||
851 | uint32_t packetid; | |||
852 | ||||
853 | #ifdef AX_DEBUG | |||
854 | if (axc->axc_cstate != AX_CSTATE_OPEN || | |||
855 | axa->axa_cstate != AX_CSTATE_CLOSE || | |||
856 | axa->axa_dstate != AX_DSTATE_OPEN) | |||
857 | agentx_log_axc_fatalx(axc, | |||
858 | "%s: unexpected region registration", __func__); | |||
859 | #endif | |||
860 | ||||
861 | packetid = ax_addagentcaps(ax->ax_ax, axs->axs_id, | |||
862 | AGENTX_CONTEXT_CTX(axc)(axc->axc_name_default ? ((void*)0) : &(axc->axc_name )), &(axa->axa_oid), &(axa->axa_descr)); | |||
863 | if (packetid == 0) { | |||
864 | agentx_log_axc_warn(axc, "couldn't generate %s", | |||
865 | ax_pdutype2string(AX_PDU_TYPE_ADDAGENTCAPS)); | |||
866 | agentx_reset(ax); | |||
867 | return -1; | |||
868 | } | |||
869 | agentx_log_axc_info(axc, "agentcaps %s: opening", | |||
870 | ax_oid2string(&(axa->axa_oid))); | |||
871 | axa->axa_cstate = AX_CSTATE_WAITOPEN; | |||
872 | return agentx_request(ax, packetid, agentx_agentcaps_finalize, | |||
873 | axa); | |||
874 | } | |||
875 | ||||
876 | static int | |||
877 | agentx_agentcaps_finalize(struct ax_pdu *pdu, void *cookie) | |||
878 | { | |||
879 | struct agentx_agentcaps *axa = cookie; | |||
880 | struct agentx_context *axc = axa->axa_axc; | |||
881 | ||||
882 | #ifdef AX_DEBUG | |||
883 | if (axa->axa_cstate != AX_CSTATE_WAITOPEN) | |||
884 | agentx_log_axc_fatalx(axc, | |||
885 | "%s: not expecting agentcaps open", __func__); | |||
886 | #endif | |||
887 | ||||
888 | if (pdu->ap_payload.ap_response.ap_error != AX_PDU_ERROR_NOERROR) { | |||
889 | /* Agentcaps failing is nothing too serious */ | |||
890 | agentx_log_axc_warn(axc, "agentcaps %s: %s", | |||
891 | ax_oid2string(&(axa->axa_oid)), | |||
892 | ax_error2string(pdu->ap_payload.ap_response.ap_error)); | |||
893 | axa->axa_cstate = AX_CSTATE_CLOSE; | |||
894 | return 0; | |||
895 | } | |||
896 | ||||
897 | axa->axa_cstate = AX_CSTATE_OPEN; | |||
898 | ||||
899 | agentx_log_axc_info(axc, "agentcaps %s: open", | |||
900 | ax_oid2string(&(axa->axa_oid))); | |||
901 | ||||
902 | if (axa->axa_dstate == AX_DSTATE_CLOSE) | |||
903 | agentx_agentcaps_close(axa); | |||
904 | ||||
905 | return 0; | |||
906 | } | |||
907 | ||||
908 | static int | |||
909 | agentx_agentcaps_close(struct agentx_agentcaps *axa) | |||
910 | { | |||
911 | struct agentx_context *axc = axa->axa_axc; | |||
912 | struct agentx_session *axs = axc->axc_axs; | |||
913 | struct agentx *ax = axs->axs_ax; | |||
914 | uint32_t packetid; | |||
915 | ||||
916 | #ifdef AX_DEBUG | |||
917 | if (axa->axa_cstate != AX_CSTATE_OPEN) | |||
918 | agentx_log_axc_fatalx(axc, "%s: unexpected agentcaps close", | |||
919 | __func__); | |||
920 | #endif | |||
921 | ||||
922 | axa->axa_cstate = AX_CSTATE_WAITCLOSE; | |||
923 | if (axs->axs_cstate == AX_CSTATE_WAITCLOSE) | |||
924 | return 0; | |||
925 | ||||
926 | packetid = ax_removeagentcaps(ax->ax_ax, axs->axs_id, | |||
927 | AGENTX_CONTEXT_CTX(axc)(axc->axc_name_default ? ((void*)0) : &(axc->axc_name )), &(axa->axa_oid)); | |||
928 | if (packetid == 0) { | |||
929 | agentx_log_axc_warn(axc, "couldn't generate %s", | |||
930 | ax_pdutype2string(AX_PDU_TYPE_REMOVEAGENTCAPS)); | |||
931 | agentx_reset(ax); | |||
932 | return -1; | |||
933 | } | |||
934 | agentx_log_axc_info(axc, "agentcaps %s: closing", | |||
935 | ax_oid2string(&(axa->axa_oid))); | |||
936 | return agentx_request(ax, packetid, | |||
937 | agentx_agentcaps_close_finalize, axa); | |||
938 | } | |||
939 | ||||
940 | static int | |||
941 | agentx_agentcaps_close_finalize(struct ax_pdu *pdu, void *cookie) | |||
942 | { | |||
943 | struct agentx_agentcaps *axa = cookie; | |||
944 | struct agentx_context *axc = axa->axa_axc; | |||
945 | struct agentx_session *axs = axc->axc_axs; | |||
946 | struct agentx *ax = axs->axs_ax; | |||
947 | int axfree = ax->ax_free; | |||
948 | ||||
949 | #ifdef AX_DEBUG | |||
950 | if (axa->axa_cstate != AX_CSTATE_WAITCLOSE) | |||
951 | agentx_log_axc_fatalx(axc, "%s: unexpected agentcaps close", | |||
952 | __func__); | |||
953 | #endif | |||
954 | ||||
955 | if (pdu->ap_payload.ap_response.ap_error != AX_PDU_ERROR_NOERROR) { | |||
956 | agentx_log_axc_warnx(axc, "agentcaps %s: %s", | |||
957 | ax_oid2string(&(axa->axa_oid)), | |||
958 | ax_error2string(pdu->ap_payload.ap_response.ap_error)); | |||
959 | agentx_reset(ax); | |||
960 | return -1; | |||
961 | } | |||
962 | ||||
963 | axa->axa_cstate = AX_CSTATE_CLOSE; | |||
964 | ax->ax_free = 1; | |||
965 | ||||
966 | agentx_log_axc_info(axc, "agentcaps %s: closed", | |||
967 | ax_oid2string(&(axa->axa_oid))); | |||
968 | ||||
969 | if (axc->axc_cstate == AX_CSTATE_OPEN && | |||
970 | axa->axa_dstate == AX_DSTATE_OPEN) | |||
971 | agentx_agentcaps_start(axa); | |||
972 | ||||
973 | if (!axfree) | |||
974 | agentx_free_finalize(ax); | |||
975 | return 0; | |||
976 | } | |||
977 | ||||
978 | void | |||
979 | agentx_agentcaps_free(struct agentx_agentcaps *axa) | |||
980 | { | |||
981 | struct agentx *ax = axa->axa_axc->axc_axs->axs_ax; | |||
982 | int axfree; | |||
983 | ||||
984 | if (axa == NULL((void*)0)) | |||
985 | return; | |||
986 | ||||
987 | axfree = ax->ax_free; | |||
988 | ax->ax_free = 1; | |||
989 | ||||
990 | if (axa->axa_dstate == AX_DSTATE_CLOSE) | |||
991 | agentx_log_axc_fatalx(axa->axa_axc, "%s: double free", | |||
992 | __func__); | |||
993 | ||||
994 | axa->axa_dstate = AX_DSTATE_CLOSE; | |||
995 | ||||
996 | if (axa->axa_cstate == AX_CSTATE_OPEN) | |||
997 | agentx_agentcaps_close(axa); | |||
998 | ||||
999 | if (!axfree) | |||
1000 | agentx_free_finalize(ax); | |||
1001 | } | |||
1002 | ||||
1003 | static void | |||
1004 | agentx_agentcaps_free_finalize(struct agentx_agentcaps *axa) | |||
1005 | { | |||
1006 | struct agentx_context *axc = axa->axa_axc; | |||
1007 | ||||
1008 | if (axa->axa_dstate != AX_DSTATE_CLOSE || | |||
1009 | axa->axa_cstate != AX_CSTATE_CLOSE) | |||
1010 | return; | |||
1011 | ||||
1012 | TAILQ_REMOVE(&(axc->axc_agentcaps), axa, axa_axc_agentcaps)do { if (((axa)->axa_axc_agentcaps.tqe_next) != ((void*)0) ) (axa)->axa_axc_agentcaps.tqe_next->axa_axc_agentcaps. tqe_prev = (axa)->axa_axc_agentcaps.tqe_prev; else (&( axc->axc_agentcaps))->tqh_last = (axa)->axa_axc_agentcaps .tqe_prev; *(axa)->axa_axc_agentcaps.tqe_prev = (axa)-> axa_axc_agentcaps.tqe_next; ; ; } while (0); | |||
1013 | free(axa->axa_descr.aos_string); | |||
1014 | free(axa); | |||
1015 | } | |||
1016 | ||||
1017 | static void | |||
1018 | agentx_agentcaps_reset(struct agentx_agentcaps *axa) | |||
1019 | { | |||
1020 | struct agentx *ax = axa->axa_axc->axc_axs->axs_ax; | |||
1021 | ||||
1022 | axa->axa_cstate = AX_CSTATE_CLOSE; | |||
1023 | ||||
1024 | if (!ax->ax_free) | |||
1025 | agentx_free_finalize(ax); | |||
1026 | } | |||
1027 | ||||
1028 | struct agentx_region * | |||
1029 | agentx_region(struct agentx_context *axc, uint32_t oid[], | |||
1030 | size_t oidlen, uint8_t timeout) | |||
1031 | { | |||
1032 | struct agentx_region *axr; | |||
1033 | struct ax_oid tmpoid; | |||
1034 | const char *errstr; | |||
1035 | ||||
1036 | if (axc->axc_dstate == AX_DSTATE_CLOSE) | |||
1037 | agentx_log_axc_fatalx(axc, "%s: use after free", __func__); | |||
1038 | ||||
1039 | if (agentx_oidfill(&tmpoid, oid, oidlen, &errstr) == -1) { | |||
1040 | #ifdef AX_DEBUG | |||
1041 | agentx_log_axc_fatalx(axc, "%s: %s", __func__, errstr); | |||
1042 | #else | |||
1043 | return NULL((void*)0); | |||
1044 | #endif | |||
1045 | ||||
1046 | } | |||
1047 | TAILQ_FOREACH(axr, &(axc->axc_regions), axr_axc_regions)for((axr) = ((&(axc->axc_regions))->tqh_first); (axr ) != ((void*)0); (axr) = ((axr)->axr_axc_regions.tqe_next) ) { | |||
1048 | if (ax_oid_cmp(&(axr->axr_oid), &tmpoid) == 0) { | |||
1049 | #ifdef AX_DEBUG | |||
1050 | agentx_log_axc_fatalx(axc, | |||
1051 | "%s: duplicate region registration", __func__); | |||
1052 | #else | |||
1053 | errno(*__errno()) = EINVAL22; | |||
1054 | return NULL((void*)0); | |||
1055 | #endif | |||
1056 | } | |||
1057 | } | |||
1058 | ||||
1059 | if ((axr = calloc(1, sizeof(*axr))) == NULL((void*)0)) | |||
1060 | return NULL((void*)0); | |||
1061 | ||||
1062 | axr->axr_axc = axc; | |||
1063 | axr->axr_timeout = timeout; | |||
1064 | axr->axr_priority = AX_PRIORITY_DEFAULT127; | |||
1065 | bcopy(&tmpoid, &(axr->axr_oid), sizeof(axr->axr_oid)); | |||
1066 | axr->axr_cstate = AX_CSTATE_CLOSE; | |||
1067 | axr->axr_dstate = AX_DSTATE_OPEN; | |||
1068 | TAILQ_INIT(&(axr->axr_indices))do { (&(axr->axr_indices))->tqh_first = ((void*)0); (&(axr->axr_indices))->tqh_last = &(&(axr-> axr_indices))->tqh_first; } while (0); | |||
1069 | TAILQ_INIT(&(axr->axr_objects))do { (&(axr->axr_objects))->tqh_first = ((void*)0); (&(axr->axr_objects))->tqh_last = &(&(axr-> axr_objects))->tqh_first; } while (0); | |||
1070 | ||||
1071 | TAILQ_INSERT_HEAD(&(axc->axc_regions), axr, axr_axc_regions)do { if (((axr)->axr_axc_regions.tqe_next = (&(axc-> axc_regions))->tqh_first) != ((void*)0)) (&(axc->axc_regions ))->tqh_first->axr_axc_regions.tqe_prev = &(axr)-> axr_axc_regions.tqe_next; else (&(axc->axc_regions))-> tqh_last = &(axr)->axr_axc_regions.tqe_next; (&(axc ->axc_regions))->tqh_first = (axr); (axr)->axr_axc_regions .tqe_prev = &(&(axc->axc_regions))->tqh_first; } while (0); | |||
1072 | ||||
1073 | if (axc->axc_cstate == AX_CSTATE_OPEN) | |||
1074 | (void) agentx_region_start(axr); | |||
1075 | ||||
1076 | return axr; | |||
1077 | } | |||
1078 | ||||
1079 | static int | |||
1080 | agentx_region_start(struct agentx_region *axr) | |||
1081 | { | |||
1082 | struct agentx_context *axc = axr->axr_axc; | |||
1083 | struct agentx_session *axs = axc->axc_axs; | |||
1084 | struct agentx *ax = axs->axs_ax; | |||
1085 | uint32_t packetid; | |||
1086 | ||||
1087 | #ifdef AX_DEBUG | |||
1088 | if (axc->axc_cstate != AX_CSTATE_OPEN || | |||
1089 | axr->axr_cstate != AX_CSTATE_CLOSE || | |||
1090 | axr->axr_dstate != AX_DSTATE_OPEN) | |||
1091 | agentx_log_axc_fatalx(axc, | |||
1092 | "%s: unexpected region registration", __func__); | |||
1093 | #endif | |||
1094 | ||||
1095 | packetid = ax_register(ax->ax_ax, 0, axs->axs_id, | |||
1096 | AGENTX_CONTEXT_CTX(axc)(axc->axc_name_default ? ((void*)0) : &(axc->axc_name )), axr->axr_timeout, axr->axr_priority, | |||
1097 | 0, &(axr->axr_oid), 0); | |||
1098 | if (packetid == 0) { | |||
1099 | agentx_log_axc_warn(axc, "couldn't generate %s", | |||
1100 | ax_pdutype2string(AX_PDU_TYPE_REGISTER)); | |||
1101 | agentx_reset(ax); | |||
1102 | return -1; | |||
1103 | } | |||
1104 | agentx_log_axc_info(axc, "region %s: opening", | |||
1105 | ax_oid2string(&(axr->axr_oid))); | |||
1106 | axr->axr_cstate = AX_CSTATE_WAITOPEN; | |||
1107 | return agentx_request(ax, packetid, agentx_region_finalize, axr); | |||
1108 | } | |||
1109 | ||||
1110 | static int | |||
1111 | agentx_region_finalize(struct ax_pdu *pdu, void *cookie) | |||
1112 | { | |||
1113 | struct agentx_region *axr = cookie; | |||
1114 | struct agentx_context *axc = axr->axr_axc; | |||
1115 | struct agentx_session *axs = axc->axc_axs; | |||
1116 | struct agentx *ax = axs->axs_ax; | |||
1117 | struct agentx_index *axi; | |||
1118 | struct agentx_object *axo; | |||
1119 | ||||
1120 | #ifdef AX_DEBUG | |||
1121 | if (axr->axr_cstate != AX_CSTATE_WAITOPEN) | |||
1122 | agentx_log_axc_fatalx(axc, "%s: not expecting region open", | |||
1123 | __func__); | |||
1124 | #endif | |||
1125 | ||||
1126 | if (pdu->ap_payload.ap_response.ap_error == AX_PDU_ERROR_NOERROR) { | |||
| ||||
1127 | axr->axr_cstate = AX_CSTATE_OPEN; | |||
1128 | agentx_log_axc_info(axc, "region %s: open", | |||
1129 | ax_oid2string(&(axr->axr_oid))); | |||
1130 | } else if (pdu->ap_payload.ap_response.ap_error == | |||
1131 | AX_PDU_ERROR_DUPLICATEREGISTRATION) { | |||
1132 | axr->axr_cstate = AX_CSTATE_CLOSE; | |||
1133 | /* Try at lower priority: first come first serve */ | |||
1134 | if ((++axr->axr_priority) != 0) { | |||
1135 | agentx_log_axc_warnx(axc, "region %s: duplicate, " | |||
1136 | "reducing priority", | |||
1137 | ax_oid2string(&(axr->axr_oid))); | |||
1138 | return agentx_region_start(axr); | |||
1139 | } | |||
1140 | agentx_log_axc_info(axc, "region %s: duplicate, can't " | |||
1141 | "reduce priority, ignoring", | |||
1142 | ax_oid2string(&(axr->axr_oid))); | |||
1143 | } else if (pdu->ap_payload.ap_response.ap_error == | |||
1144 | AX_PDU_ERROR_REQUESTDENIED) { | |||
1145 | axr->axr_cstate = AX_CSTATE_CLOSE; | |||
1146 | agentx_log_axc_warnx(axc, "region %s: %s", | |||
1147 | ax_oid2string(&(axr->axr_oid)), | |||
1148 | ax_error2string(pdu->ap_payload.ap_response.ap_error)); | |||
1149 | /* | |||
1150 | * If we can't register a region, related objects are useless. | |||
1151 | * But no need to retry. | |||
1152 | */ | |||
1153 | return 0; | |||
1154 | } else { | |||
1155 | agentx_log_axc_info(axc, "region %s: %s", | |||
1156 | ax_oid2string(&(axr->axr_oid)), | |||
1157 | ax_error2string(pdu->ap_payload.ap_response.ap_error)); | |||
1158 | agentx_reset(ax); | |||
1159 | return -1; | |||
1160 | } | |||
1161 | ||||
1162 | if (axr->axr_dstate == AX_DSTATE_CLOSE) { | |||
1163 | if (agentx_region_close(axr) == -1) | |||
1164 | return -1; | |||
1165 | } else { | |||
1166 | TAILQ_FOREACH(axi, &(axr->axr_indices), axi_axr_indices)for((axi) = ((&(axr->axr_indices))->tqh_first); (axi ) != ((void*)0); (axi) = ((axi)->axi_axr_indices.tqe_next) ) { | |||
1167 | if (agentx_index_start(axi) == -1) | |||
1168 | return -1; | |||
1169 | } | |||
1170 | TAILQ_FOREACH(axo, &(axr->axr_objects), axo_axr_objects)for((axo) = ((&(axr->axr_objects))->tqh_first); (axo ) != ((void*)0); (axo) = ((axo)->axo_axr_objects.tqe_next) ) { | |||
1171 | if (agentx_object_start(axo) == -1) | |||
1172 | return -1; | |||
1173 | } | |||
1174 | } | |||
1175 | return 0; | |||
1176 | } | |||
1177 | ||||
1178 | static int | |||
1179 | agentx_region_close(struct agentx_region *axr) | |||
1180 | { | |||
1181 | struct agentx_context *axc = axr->axr_axc; | |||
1182 | struct agentx_session *axs = axc->axc_axs; | |||
1183 | struct agentx *ax = axs->axs_ax; | |||
1184 | uint32_t packetid; | |||
1185 | ||||
1186 | #ifdef AX_DEBUG | |||
1187 | if (axr->axr_cstate != AX_CSTATE_OPEN) | |||
1188 | agentx_log_axc_fatalx(axc, "%s: unexpected region close", | |||
1189 | __func__); | |||
1190 | #endif | |||
1191 | ||||
1192 | axr->axr_cstate = AX_CSTATE_WAITCLOSE; | |||
1193 | if (axs->axs_cstate == AX_CSTATE_WAITCLOSE) | |||
1194 | return 0; | |||
1195 | ||||
1196 | packetid = ax_unregister(ax->ax_ax, axs->axs_id, | |||
1197 | AGENTX_CONTEXT_CTX(axc)(axc->axc_name_default ? ((void*)0) : &(axc->axc_name )), axr->axr_priority, 0, &(axr->axr_oid), | |||
1198 | 0); | |||
1199 | if (packetid == 0) { | |||
1200 | agentx_log_axc_warn(axc, "couldn't generate %s", | |||
1201 | ax_pdutype2string(AX_PDU_TYPE_UNREGISTER)); | |||
1202 | agentx_reset(ax); | |||
1203 | return -1; | |||
1204 | } | |||
1205 | agentx_log_axc_info(axc, "region %s: closing", | |||
1206 | ax_oid2string(&(axr->axr_oid))); | |||
1207 | return agentx_request(ax, packetid, agentx_region_close_finalize, | |||
1208 | axr); | |||
1209 | } | |||
1210 | ||||
1211 | static int | |||
1212 | agentx_region_close_finalize(struct ax_pdu *pdu, void *cookie) | |||
1213 | { | |||
1214 | struct agentx_region *axr = cookie; | |||
1215 | struct agentx_context *axc = axr->axr_axc; | |||
1216 | struct agentx_session *axs = axc->axc_axs; | |||
1217 | struct agentx *ax = axs->axs_ax; | |||
1218 | int axfree = ax->ax_free; | |||
1219 | ||||
1220 | #ifdef AX_DEBUG | |||
1221 | if (axr->axr_cstate != AX_CSTATE_WAITCLOSE) | |||
1222 | agentx_log_axc_fatalx(axc, "%s: unexpected region close", | |||
1223 | __func__); | |||
1224 | #endif | |||
1225 | ||||
1226 | if (pdu->ap_payload.ap_response.ap_error != AX_PDU_ERROR_NOERROR) { | |||
1227 | agentx_log_axc_warnx(axc, "closing %s: %s", | |||
1228 | ax_oid2string(&(axr->axr_oid)), | |||
1229 | ax_error2string(pdu->ap_payload.ap_response.ap_error)); | |||
1230 | agentx_reset(ax); | |||
1231 | return -1; | |||
1232 | } | |||
1233 | ||||
1234 | ax->ax_free = 1; | |||
1235 | axr->axr_priority = AX_PRIORITY_DEFAULT127; | |||
1236 | axr->axr_cstate = AX_CSTATE_CLOSE; | |||
1237 | ||||
1238 | agentx_log_axc_info(axc, "region %s: closed", | |||
1239 | ax_oid2string(&(axr->axr_oid))); | |||
1240 | ||||
1241 | if (axc->axc_cstate == AX_CSTATE_OPEN && | |||
1242 | axr->axr_dstate == AX_DSTATE_OPEN) | |||
1243 | agentx_region_start(axr); | |||
1244 | ||||
1245 | if (!axfree) | |||
1246 | agentx_free_finalize(ax); | |||
1247 | return 0; | |||
1248 | } | |||
1249 | ||||
1250 | void | |||
1251 | agentx_region_free(struct agentx_region *axr) | |||
1252 | { | |||
1253 | struct agentx_index *axi, *taxi; | |||
1254 | struct agentx_object *axo, *taxo; | |||
1255 | struct agentx *ax; | |||
1256 | int axfree; | |||
1257 | ||||
1258 | if (axr == NULL((void*)0)) | |||
1259 | return; | |||
1260 | ||||
1261 | ax = axr->axr_axc->axc_axs->axs_ax; | |||
1262 | axfree = ax->ax_free; | |||
1263 | ax->ax_free = 1; | |||
1264 | ||||
1265 | if (axr->axr_dstate == AX_DSTATE_CLOSE) | |||
1266 | agentx_log_axc_fatalx(axr->axr_axc, "%s: double free", | |||
1267 | __func__); | |||
1268 | ||||
1269 | axr->axr_dstate = AX_DSTATE_CLOSE; | |||
1270 | ||||
1271 | TAILQ_FOREACH_SAFE(axi, &(axr->axr_indices), axi_axr_indices, taxi)for ((axi) = ((&(axr->axr_indices))->tqh_first); (axi ) != ((void*)0) && ((taxi) = ((axi)->axi_axr_indices .tqe_next), 1); (axi) = (taxi)) { | |||
1272 | if (axi->axi_dstate != AX_DSTATE_CLOSE) | |||
1273 | agentx_index_free(axi); | |||
1274 | } | |||
1275 | ||||
1276 | TAILQ_FOREACH_SAFE(axo, &(axr->axr_objects), axo_axr_objects, taxo)for ((axo) = ((&(axr->axr_objects))->tqh_first); (axo ) != ((void*)0) && ((taxo) = ((axo)->axo_axr_objects .tqe_next), 1); (axo) = (taxo)) { | |||
1277 | if (axo->axo_dstate != AX_DSTATE_CLOSE) | |||
1278 | agentx_object_free(axo); | |||
1279 | } | |||
1280 | ||||
1281 | if (axr->axr_cstate == AX_CSTATE_OPEN) | |||
1282 | agentx_region_close(axr); | |||
1283 | ||||
1284 | if (!axfree) | |||
1285 | agentx_free_finalize(ax); | |||
1286 | } | |||
1287 | ||||
1288 | static void | |||
1289 | agentx_region_free_finalize(struct agentx_region *axr) | |||
1290 | { | |||
1291 | struct agentx_context *axc = axr->axr_axc; | |||
1292 | struct agentx_index *axi, *taxi; | |||
1293 | struct agentx_object *axo, *taxo; | |||
1294 | ||||
1295 | TAILQ_FOREACH_SAFE(axo, &(axr->axr_objects), axo_axr_objects, taxo)for ((axo) = ((&(axr->axr_objects))->tqh_first); (axo ) != ((void*)0) && ((taxo) = ((axo)->axo_axr_objects .tqe_next), 1); (axo) = (taxo)) | |||
1296 | agentx_object_free_finalize(axo); | |||
1297 | TAILQ_FOREACH_SAFE(axi, &(axr->axr_indices), axi_axr_indices, taxi)for ((axi) = ((&(axr->axr_indices))->tqh_first); (axi ) != ((void*)0) && ((taxi) = ((axi)->axi_axr_indices .tqe_next), 1); (axi) = (taxi)) | |||
1298 | agentx_index_free_finalize(axi); | |||
1299 | ||||
1300 | if (!TAILQ_EMPTY(&(axr->axr_indices))(((&(axr->axr_indices))->tqh_first) == ((void*)0)) || | |||
1301 | !TAILQ_EMPTY(&(axr->axr_objects))(((&(axr->axr_objects))->tqh_first) == ((void*)0)) || | |||
1302 | axr->axr_cstate != AX_CSTATE_CLOSE || | |||
1303 | axr->axr_dstate != AX_DSTATE_CLOSE) | |||
1304 | return; | |||
1305 | ||||
1306 | TAILQ_REMOVE(&(axc->axc_regions), axr, axr_axc_regions)do { if (((axr)->axr_axc_regions.tqe_next) != ((void*)0)) ( axr)->axr_axc_regions.tqe_next->axr_axc_regions.tqe_prev = (axr)->axr_axc_regions.tqe_prev; else (&(axc->axc_regions ))->tqh_last = (axr)->axr_axc_regions.tqe_prev; *(axr)-> axr_axc_regions.tqe_prev = (axr)->axr_axc_regions.tqe_next ; ; ; } while (0); | |||
1307 | free(axr); | |||
1308 | } | |||
1309 | ||||
1310 | static void | |||
1311 | agentx_region_reset(struct agentx_region *axr) | |||
1312 | { | |||
1313 | struct agentx_index *axi, *taxi; | |||
1314 | struct agentx_object *axo, *taxo; | |||
1315 | struct agentx *ax = axr->axr_axc->axc_axs->axs_ax; | |||
1316 | int axfree = ax->ax_free; | |||
1317 | ||||
1318 | axr->axr_cstate = AX_CSTATE_CLOSE; | |||
1319 | axr->axr_priority = AX_PRIORITY_DEFAULT127; | |||
1320 | ax->ax_free = 1; | |||
1321 | ||||
1322 | TAILQ_FOREACH_SAFE(axi, &(axr->axr_indices), axi_axr_indices, taxi)for ((axi) = ((&(axr->axr_indices))->tqh_first); (axi ) != ((void*)0) && ((taxi) = ((axi)->axi_axr_indices .tqe_next), 1); (axi) = (taxi)) | |||
1323 | agentx_index_reset(axi); | |||
1324 | TAILQ_FOREACH_SAFE(axo, &(axr->axr_objects), axo_axr_objects, taxo)for ((axo) = ((&(axr->axr_objects))->tqh_first); (axo ) != ((void*)0) && ((taxo) = ((axo)->axo_axr_objects .tqe_next), 1); (axo) = (taxo)) | |||
1325 | agentx_object_reset(axo); | |||
1326 | ||||
1327 | if (!axfree) | |||
1328 | agentx_free_finalize(ax); | |||
1329 | } | |||
1330 | ||||
1331 | struct agentx_index * | |||
1332 | agentx_index_integer_new(struct agentx_region *axr, uint32_t oid[], | |||
1333 | size_t oidlen) | |||
1334 | { | |||
1335 | struct ax_varbind vb; | |||
1336 | const char *errstr; | |||
1337 | ||||
1338 | vb.avb_type = AX_DATA_TYPE_INTEGER; | |||
1339 | if (agentx_oidfill(&(vb.avb_oid), oid, oidlen, &errstr) == -1) { | |||
1340 | #ifdef AX_DEBUG | |||
1341 | agentx_log_axc_fatalx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1342 | #else | |||
1343 | agentx_log_axc_warnx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1344 | return NULL((void*)0); | |||
1345 | #endif | |||
1346 | } | |||
1347 | vb.avb_data.avb_int32 = 0; | |||
1348 | ||||
1349 | return agentx_index(axr, &vb, AXI_TYPE_NEW); | |||
1350 | } | |||
1351 | ||||
1352 | struct agentx_index * | |||
1353 | agentx_index_integer_any(struct agentx_region *axr, uint32_t oid[], | |||
1354 | size_t oidlen) | |||
1355 | { | |||
1356 | struct ax_varbind vb; | |||
1357 | const char *errstr; | |||
1358 | ||||
1359 | vb.avb_type = AX_DATA_TYPE_INTEGER; | |||
1360 | if (agentx_oidfill(&(vb.avb_oid), oid, oidlen, &errstr) == -1) { | |||
1361 | #ifdef AX_DEBUG | |||
1362 | agentx_log_axc_fatalx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1363 | #else | |||
1364 | agentx_log_axc_warnx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1365 | return NULL((void*)0); | |||
1366 | #endif | |||
1367 | } | |||
1368 | vb.avb_data.avb_int32 = 0; | |||
1369 | ||||
1370 | return agentx_index(axr, &vb, AXI_TYPE_ANY); | |||
1371 | } | |||
1372 | ||||
1373 | struct agentx_index * | |||
1374 | agentx_index_integer_value(struct agentx_region *axr, uint32_t oid[], | |||
1375 | size_t oidlen, int32_t value) | |||
1376 | { | |||
1377 | struct ax_varbind vb; | |||
1378 | const char *errstr; | |||
1379 | ||||
1380 | if (value < 0) { | |||
1381 | #ifdef AX_DEBUG | |||
1382 | agentx_log_axc_fatalx(axr->axr_axc, "%s: value < 0", __func__); | |||
1383 | #else | |||
1384 | agentx_log_axc_warnx(axr->axr_axc, "%s: value < 0", __func__); | |||
1385 | errno(*__errno()) = EINVAL22; | |||
1386 | return NULL((void*)0); | |||
1387 | #endif | |||
1388 | } | |||
1389 | ||||
1390 | vb.avb_type = AX_DATA_TYPE_INTEGER; | |||
1391 | if (agentx_oidfill(&(vb.avb_oid), oid, oidlen, &errstr) == -1) { | |||
1392 | #ifdef AX_DEBUG | |||
1393 | agentx_log_axc_fatalx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1394 | #else | |||
1395 | agentx_log_axc_warnx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1396 | return NULL((void*)0); | |||
1397 | #endif | |||
1398 | } | |||
1399 | vb.avb_data.avb_int32 = value; | |||
1400 | ||||
1401 | return agentx_index(axr, &vb, AXI_TYPE_VALUE); | |||
1402 | } | |||
1403 | ||||
1404 | struct agentx_index * | |||
1405 | agentx_index_integer_dynamic(struct agentx_region *axr, uint32_t oid[], | |||
1406 | size_t oidlen) | |||
1407 | { | |||
1408 | struct ax_varbind vb; | |||
1409 | const char *errstr; | |||
1410 | ||||
1411 | vb.avb_type = AX_DATA_TYPE_INTEGER; | |||
1412 | if (agentx_oidfill(&(vb.avb_oid), oid, oidlen, &errstr) == -1) { | |||
1413 | #ifdef AX_DEBUG | |||
1414 | agentx_log_axc_fatalx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1415 | #else | |||
1416 | agentx_log_axc_warnx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1417 | return NULL((void*)0); | |||
1418 | #endif | |||
1419 | } | |||
1420 | ||||
1421 | return agentx_index(axr, &vb, AXI_TYPE_DYNAMIC); | |||
1422 | } | |||
1423 | ||||
1424 | struct agentx_index * | |||
1425 | agentx_index_string_dynamic(struct agentx_region *axr, uint32_t oid[], | |||
1426 | size_t oidlen) | |||
1427 | { | |||
1428 | struct ax_varbind vb; | |||
1429 | const char *errstr; | |||
1430 | ||||
1431 | vb.avb_type = AX_DATA_TYPE_OCTETSTRING; | |||
1432 | if (agentx_oidfill(&(vb.avb_oid), oid, oidlen, &errstr) == -1) { | |||
1433 | #ifdef AX_DEBUG | |||
1434 | agentx_log_axc_fatalx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1435 | #else | |||
1436 | agentx_log_axc_warnx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1437 | return NULL((void*)0); | |||
1438 | #endif | |||
1439 | } | |||
1440 | vb.avb_data.avb_ostring.aos_slen = 0; | |||
1441 | vb.avb_data.avb_ostring.aos_string = NULL((void*)0); | |||
1442 | ||||
1443 | return agentx_index(axr, &vb, AXI_TYPE_DYNAMIC); | |||
1444 | } | |||
1445 | ||||
1446 | struct agentx_index * | |||
1447 | agentx_index_nstring_dynamic(struct agentx_region *axr, uint32_t oid[], | |||
1448 | size_t oidlen, size_t vlen) | |||
1449 | { | |||
1450 | struct ax_varbind vb; | |||
1451 | const char *errstr; | |||
1452 | ||||
1453 | if (vlen == 0 || vlen > AGENTX_OID_MAX_LEN128) { | |||
1454 | #ifdef AX_DEBUG | |||
1455 | agentx_log_axc_fatalx(axr->axr_axc, "%s: invalid string " | |||
1456 | "length: %zu\n", __func__, vlen); | |||
1457 | #else | |||
1458 | agentx_log_axc_warnx(axr->axr_axc, "%s: invalid string " | |||
1459 | "length: %zu\n", __func__, vlen); | |||
1460 | errno(*__errno()) = EINVAL22; | |||
1461 | return NULL((void*)0); | |||
1462 | #endif | |||
1463 | } | |||
1464 | ||||
1465 | vb.avb_type = AX_DATA_TYPE_OCTETSTRING; | |||
1466 | if (agentx_oidfill(&(vb.avb_oid), oid, oidlen, &errstr) == -1) { | |||
1467 | #ifdef AX_DEBUG | |||
1468 | agentx_log_axc_fatalx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1469 | #else | |||
1470 | agentx_log_axc_warnx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1471 | return NULL((void*)0); | |||
1472 | #endif | |||
1473 | } | |||
1474 | vb.avb_data.avb_ostring.aos_slen = vlen; | |||
1475 | vb.avb_data.avb_ostring.aos_string = NULL((void*)0); | |||
1476 | ||||
1477 | return agentx_index(axr, &vb, AXI_TYPE_DYNAMIC); | |||
1478 | } | |||
1479 | ||||
1480 | struct agentx_index * | |||
1481 | agentx_index_oid_dynamic(struct agentx_region *axr, uint32_t oid[], | |||
1482 | size_t oidlen) | |||
1483 | { | |||
1484 | struct ax_varbind vb; | |||
1485 | const char *errstr; | |||
1486 | ||||
1487 | vb.avb_type = AX_DATA_TYPE_OID; | |||
1488 | if (agentx_oidfill(&(vb.avb_oid), oid, oidlen, &errstr) == -1) { | |||
1489 | #ifdef AX_DEBUG | |||
1490 | agentx_log_axc_fatalx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1491 | #else | |||
1492 | agentx_log_axc_warnx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1493 | return NULL((void*)0); | |||
1494 | #endif | |||
1495 | } | |||
1496 | vb.avb_data.avb_oid.aoi_idlen = 0; | |||
1497 | ||||
1498 | return agentx_index(axr, &vb, AXI_TYPE_DYNAMIC); | |||
1499 | } | |||
1500 | ||||
1501 | struct agentx_index * | |||
1502 | agentx_index_noid_dynamic(struct agentx_region *axr, uint32_t oid[], | |||
1503 | size_t oidlen, size_t vlen) | |||
1504 | { | |||
1505 | struct ax_varbind vb; | |||
1506 | const char *errstr; | |||
1507 | ||||
1508 | if (vlen < AGENTX_OID_MIN_LEN2 || vlen > AGENTX_OID_MAX_LEN128) { | |||
1509 | #ifdef AX_DEBUG | |||
1510 | agentx_log_axc_fatalx(axr->axr_axc, "%s: invalid string " | |||
1511 | "length: %zu\n", __func__, vlen); | |||
1512 | #else | |||
1513 | agentx_log_axc_warnx(axr->axr_axc, "%s: invalid string " | |||
1514 | "length: %zu\n", __func__, vlen); | |||
1515 | errno(*__errno()) = EINVAL22; | |||
1516 | return NULL((void*)0); | |||
1517 | #endif | |||
1518 | } | |||
1519 | ||||
1520 | vb.avb_type = AX_DATA_TYPE_OID; | |||
1521 | if (agentx_oidfill(&(vb.avb_oid), oid, oidlen, &errstr) == -1) { | |||
1522 | #ifdef AX_DEBUG | |||
1523 | agentx_log_axc_fatalx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1524 | #else | |||
1525 | agentx_log_axc_warnx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1526 | return NULL((void*)0); | |||
1527 | #endif | |||
1528 | } | |||
1529 | vb.avb_data.avb_oid.aoi_idlen = vlen; | |||
1530 | ||||
1531 | return agentx_index(axr, &vb, AXI_TYPE_DYNAMIC); | |||
1532 | } | |||
1533 | ||||
1534 | struct agentx_index * | |||
1535 | agentx_index_ipaddress_dynamic(struct agentx_region *axr, uint32_t oid[], | |||
1536 | size_t oidlen) | |||
1537 | { | |||
1538 | struct ax_varbind vb; | |||
1539 | const char *errstr; | |||
1540 | ||||
1541 | vb.avb_type = AX_DATA_TYPE_IPADDRESS; | |||
1542 | if (agentx_oidfill(&(vb.avb_oid), oid, oidlen, &errstr) == -1) { | |||
1543 | #ifdef AX_DEBUG | |||
1544 | agentx_log_axc_fatalx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1545 | #else | |||
1546 | agentx_log_axc_warnx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1547 | return NULL((void*)0); | |||
1548 | #endif | |||
1549 | } | |||
1550 | vb.avb_data.avb_ostring.aos_string = NULL((void*)0); | |||
1551 | ||||
1552 | return agentx_index(axr, &vb, AXI_TYPE_DYNAMIC); | |||
1553 | } | |||
1554 | ||||
1555 | static struct agentx_index * | |||
1556 | agentx_index(struct agentx_region *axr, struct ax_varbind *vb, | |||
1557 | enum agentx_index_type type) | |||
1558 | { | |||
1559 | struct agentx_index *axi; | |||
1560 | ||||
1561 | if (axr->axr_dstate == AX_DSTATE_CLOSE) | |||
1562 | agentx_log_axc_fatalx(axr->axr_axc, "%s: use after free", | |||
1563 | __func__); | |||
1564 | if (ax_oid_cmp(&(axr->axr_oid), &(vb->avb_oid)) != -2) { | |||
1565 | #ifdef AX_DEBUG | |||
1566 | agentx_log_axc_fatalx(axr->axr_axc, "%s: oid is not child " | |||
1567 | "of region %s", __func__, | |||
1568 | ax_oid2string(&(vb->avb_oid))); | |||
1569 | #else | |||
1570 | agentx_log_axc_warnx(axr->axr_axc, "%s: oid is not child of " | |||
1571 | "region %s", __func__, ax_oid2string(&(vb->avb_oid))); | |||
1572 | errno(*__errno()) = EINVAL22; | |||
1573 | return NULL((void*)0); | |||
1574 | #endif | |||
1575 | } | |||
1576 | ||||
1577 | if ((axi = calloc(1, sizeof(*axi))) == NULL((void*)0)) | |||
1578 | return NULL((void*)0); | |||
1579 | ||||
1580 | axi->axi_axr = axr; | |||
1581 | axi->axi_type = type; | |||
1582 | bcopy(vb, &(axi->axi_vb), sizeof(*vb)); | |||
1583 | axi->axi_cstate = AX_CSTATE_CLOSE; | |||
1584 | axi->axi_dstate = AX_DSTATE_OPEN; | |||
1585 | TAILQ_INSERT_HEAD(&(axr->axr_indices), axi, axi_axr_indices)do { if (((axi)->axi_axr_indices.tqe_next = (&(axr-> axr_indices))->tqh_first) != ((void*)0)) (&(axr->axr_indices ))->tqh_first->axi_axr_indices.tqe_prev = &(axi)-> axi_axr_indices.tqe_next; else (&(axr->axr_indices))-> tqh_last = &(axi)->axi_axr_indices.tqe_next; (&(axr ->axr_indices))->tqh_first = (axi); (axi)->axi_axr_indices .tqe_prev = &(&(axr->axr_indices))->tqh_first; } while (0); | |||
1586 | ||||
1587 | if (axr->axr_cstate == AX_CSTATE_OPEN) | |||
1588 | agentx_index_start(axi); | |||
1589 | ||||
1590 | return axi; | |||
1591 | } | |||
1592 | ||||
1593 | static int | |||
1594 | agentx_index_start(struct agentx_index *axi) | |||
1595 | { | |||
1596 | struct agentx_region *axr = axi->axi_axr; | |||
1597 | struct agentx_context *axc = axr->axr_axc; | |||
1598 | struct agentx_session *axs = axc->axc_axs; | |||
1599 | struct agentx *ax = axs->axs_ax; | |||
1600 | uint32_t packetid; | |||
1601 | int flags = 0; | |||
1602 | ||||
1603 | #ifdef AX_DEBUG | |||
1604 | if (axr->axr_cstate != AX_CSTATE_OPEN || | |||
1605 | axi->axi_cstate != AX_CSTATE_CLOSE || | |||
1606 | axi->axi_dstate != AX_DSTATE_OPEN) | |||
1607 | agentx_log_axc_fatalx(axc, "%s: unexpected index allocation", | |||
1608 | __func__); | |||
1609 | #endif | |||
1610 | ||||
1611 | axi->axi_cstate = AX_CSTATE_WAITOPEN; | |||
1612 | ||||
1613 | if (axi->axi_type == AXI_TYPE_NEW) | |||
1614 | flags = AX_PDU_FLAG_NEW_INDEX(1 << 1); | |||
1615 | else if (axi->axi_type == AXI_TYPE_ANY) | |||
1616 | flags = AX_PDU_FLAG_ANY_INDEX(1 << 2); | |||
1617 | else if (axi->axi_type == AXI_TYPE_DYNAMIC) { | |||
1618 | agentx_index_finalize(NULL((void*)0), axi); | |||
1619 | return 0; | |||
1620 | } | |||
1621 | ||||
1622 | /* We might be able to bundle, but if we fail we'd have to reorganise */ | |||
1623 | packetid = ax_indexallocate(ax->ax_ax, flags, axs->axs_id, | |||
1624 | AGENTX_CONTEXT_CTX(axc)(axc->axc_name_default ? ((void*)0) : &(axc->axc_name )), &(axi->axi_vb), 1); | |||
1625 | if (packetid == 0) { | |||
1626 | agentx_log_axc_warn(axc, "couldn't generate %s", | |||
1627 | ax_pdutype2string(AX_PDU_TYPE_INDEXDEALLOCATE)); | |||
1628 | agentx_reset(ax); | |||
1629 | return -1; | |||
1630 | } | |||
1631 | if (axi->axi_type == AXI_TYPE_VALUE) | |||
1632 | agentx_log_axc_info(axc, "index %s: allocating '%d'", | |||
1633 | ax_oid2string(&(axi->axi_vb.avb_oid)), | |||
1634 | axi->axi_vb.avb_data.avb_int32); | |||
1635 | else if (axi->axi_type == AXI_TYPE_ANY) | |||
1636 | agentx_log_axc_info(axc, "index %s: allocating any index", | |||
1637 | ax_oid2string(&(axi->axi_vb.avb_oid))); | |||
1638 | else if (axi->axi_type == AXI_TYPE_NEW) | |||
1639 | agentx_log_axc_info(axc, "index %s: allocating new index", | |||
1640 | ax_oid2string(&(axi->axi_vb.avb_oid))); | |||
1641 | ||||
1642 | return agentx_request(ax, packetid, agentx_index_finalize, axi); | |||
1643 | } | |||
1644 | ||||
1645 | static int | |||
1646 | agentx_index_finalize(struct ax_pdu *pdu, void *cookie) | |||
1647 | { | |||
1648 | struct agentx_index *axi = cookie; | |||
1649 | struct agentx_region *axr = axi->axi_axr; | |||
1650 | struct agentx_context *axc = axr->axr_axc; | |||
1651 | struct agentx_session *axs = axc->axc_axs; | |||
1652 | struct agentx *ax = axs->axs_ax; | |||
1653 | struct ax_pdu_response *resp; | |||
1654 | size_t i; | |||
1655 | ||||
1656 | #ifdef AX_DEBUG | |||
1657 | if (axi->axi_cstate != AX_CSTATE_WAITOPEN) | |||
1658 | agentx_log_axc_fatalx(axc, | |||
1659 | "%s: not expecting index allocate", __func__); | |||
1660 | #endif | |||
1661 | if (axi->axi_type == AXI_TYPE_DYNAMIC) { | |||
1662 | axi->axi_cstate = AX_CSTATE_OPEN; | |||
1663 | return 0; | |||
1664 | } | |||
1665 | ||||
1666 | resp = &(pdu->ap_payload.ap_response); | |||
1667 | if (resp->ap_error != AX_PDU_ERROR_NOERROR) { | |||
| ||||
1668 | axi->axi_cstate = AX_CSTATE_CLOSE; | |||
1669 | agentx_log_axc_warnx(axc, "index %s: %s", | |||
1670 | ax_oid2string(&(axr->axr_oid)), | |||
1671 | ax_error2string(resp->ap_error)); | |||
1672 | return 0; | |||
1673 | } | |||
1674 | axi->axi_cstate = AX_CSTATE_OPEN; | |||
1675 | if (resp->ap_nvarbind != 1) { | |||
1676 | agentx_log_axc_warnx(axc, "index %s: unexpected number of " | |||
1677 | "indices", ax_oid2string(&(axr->axr_oid))); | |||
1678 | agentx_reset(ax); | |||
1679 | return -1; | |||
1680 | } | |||
1681 | if (resp->ap_varbindlist[0].avb_type != axi->axi_vb.avb_type) { | |||
1682 | agentx_log_axc_warnx(axc, "index %s: unexpected index type", | |||
1683 | ax_oid2string(&(axr->axr_oid))); | |||
1684 | agentx_reset(ax); | |||
1685 | return -1; | |||
1686 | } | |||
1687 | if (ax_oid_cmp(&(resp->ap_varbindlist[0].avb_oid), | |||
1688 | &(axi->axi_vb.avb_oid)) != 0) { | |||
1689 | agentx_log_axc_warnx(axc, "index %s: unexpected oid", | |||
1690 | ax_oid2string(&(axr->axr_oid))); | |||
1691 | agentx_reset(ax); | |||
1692 | return -1; | |||
1693 | } | |||
1694 | ||||
1695 | switch (axi->axi_vb.avb_type) { | |||
1696 | case AX_DATA_TYPE_INTEGER: | |||
1697 | if (axi->axi_type == AXI_TYPE_NEW || | |||
1698 | axi->axi_type == AXI_TYPE_ANY) | |||
1699 | axi->axi_vb.avb_data.avb_int32 = | |||
1700 | resp->ap_varbindlist[0].avb_data.avb_int32; | |||
1701 | else if (axi->axi_vb.avb_data.avb_int32 != | |||
1702 | resp->ap_varbindlist[0].avb_data.avb_int32) { | |||
1703 | agentx_log_axc_warnx(axc, "index %s: unexpected " | |||
1704 | "index value", ax_oid2string(&(axr->axr_oid))); | |||
1705 | agentx_reset(ax); | |||
1706 | return -1; | |||
1707 | } | |||
1708 | agentx_log_axc_info(axc, "index %s: allocated '%d'", | |||
1709 | ax_oid2string(&(axi->axi_vb.avb_oid)), | |||
1710 | axi->axi_vb.avb_data.avb_int32); | |||
1711 | break; | |||
1712 | default: | |||
1713 | agentx_log_axc_fatalx(axc, "%s: Unsupported index type", | |||
1714 | __func__); | |||
1715 | } | |||
1716 | ||||
1717 | if (axi->axi_dstate == AX_DSTATE_CLOSE) | |||
1718 | return agentx_index_close(axi); | |||
1719 | ||||
1720 | /* TODO Make use of range_subid register */ | |||
1721 | for (i = 0; i < axi->axi_objectlen; i++) { | |||
1722 | if (axi->axi_object[i]->axo_dstate == AX_DSTATE_OPEN) { | |||
1723 | if (agentx_object_start(axi->axi_object[i]) == -1) | |||
1724 | return -1; | |||
1725 | } | |||
1726 | } | |||
1727 | return 0; | |||
1728 | } | |||
1729 | ||||
1730 | void | |||
1731 | agentx_index_free(struct agentx_index *axi) | |||
1732 | { | |||
1733 | size_t i; | |||
1734 | struct agentx_object *axo; | |||
1735 | struct agentx *ax; | |||
1736 | int axfree; | |||
1737 | ||||
1738 | if (axi == NULL((void*)0)) | |||
1739 | return; | |||
1740 | ||||
1741 | ax = axi->axi_axr->axr_axc->axc_axs->axs_ax; | |||
1742 | axfree = ax->ax_free; | |||
1743 | ax->ax_free = 1; | |||
1744 | ||||
1745 | if (axi->axi_dstate == AX_DSTATE_CLOSE) | |||
1746 | agentx_log_axc_fatalx(axi->axi_axr->axr_axc, | |||
1747 | "%s: double free", __func__); | |||
1748 | ||||
1749 | /* TODO Do a range_subid unregister before freeing */ | |||
1750 | for (i = 0; i < axi->axi_objectlen; i++) { | |||
1751 | axo = axi->axi_object[i]; | |||
1752 | if (axo->axo_dstate != AX_DSTATE_CLOSE) { | |||
1753 | agentx_object_free(axo); | |||
1754 | if (axi->axi_object[i] != axo) | |||
1755 | i--; | |||
1756 | } | |||
1757 | } | |||
1758 | ||||
1759 | axi->axi_dstate = AX_DSTATE_CLOSE; | |||
1760 | ||||
1761 | if (axi->axi_cstate == AX_CSTATE_OPEN) | |||
1762 | (void) agentx_index_close(axi); | |||
1763 | if (!axfree) | |||
1764 | agentx_free_finalize(ax); | |||
1765 | } | |||
1766 | ||||
1767 | static void | |||
1768 | agentx_index_free_finalize(struct agentx_index *axi) | |||
1769 | { | |||
1770 | struct agentx_region *axr = axi->axi_axr; | |||
1771 | ||||
1772 | if (axi->axi_cstate != AX_CSTATE_CLOSE || | |||
1773 | axi->axi_dstate != AX_DSTATE_CLOSE || | |||
1774 | axi->axi_objectlen != 0) | |||
1775 | return; | |||
1776 | ||||
1777 | TAILQ_REMOVE(&(axr->axr_indices), axi, axi_axr_indices)do { if (((axi)->axi_axr_indices.tqe_next) != ((void*)0)) ( axi)->axi_axr_indices.tqe_next->axi_axr_indices.tqe_prev = (axi)->axi_axr_indices.tqe_prev; else (&(axr->axr_indices ))->tqh_last = (axi)->axi_axr_indices.tqe_prev; *(axi)-> axi_axr_indices.tqe_prev = (axi)->axi_axr_indices.tqe_next ; ; ; } while (0); | |||
1778 | ax_varbind_free(&(axi->axi_vb)); | |||
1779 | free(axi->axi_object); | |||
1780 | free(axi); | |||
1781 | } | |||
1782 | ||||
1783 | static void | |||
1784 | agentx_index_reset(struct agentx_index *axi) | |||
1785 | { | |||
1786 | struct agentx *ax = axi->axi_axr->axr_axc->axc_axs->axs_ax; | |||
1787 | ||||
1788 | axi->axi_cstate = AX_CSTATE_CLOSE; | |||
1789 | ||||
1790 | if (!ax->ax_free) | |||
1791 | agentx_free_finalize(ax); | |||
1792 | } | |||
1793 | ||||
1794 | static int | |||
1795 | agentx_index_close(struct agentx_index *axi) | |||
1796 | { | |||
1797 | struct agentx_region *axr = axi->axi_axr; | |||
1798 | struct agentx_context *axc = axr->axr_axc; | |||
1799 | struct agentx_session *axs = axc->axc_axs; | |||
1800 | struct agentx *ax = axs->axs_ax; | |||
1801 | uint32_t packetid; | |||
1802 | ||||
1803 | #ifdef AX_DEBUG | |||
1804 | if (axi->axi_cstate != AX_CSTATE_OPEN) | |||
1805 | agentx_log_axc_fatalx(axc, | |||
1806 | "%s: unexpected index deallocation", __func__); | |||
1807 | #endif | |||
1808 | ||||
1809 | axi->axi_cstate = AX_CSTATE_WAITCLOSE; | |||
1810 | if (axs->axs_cstate == AX_CSTATE_WAITCLOSE) | |||
1811 | return 0; | |||
1812 | ||||
1813 | /* We might be able to bundle, but if we fail we'd have to reorganise */ | |||
1814 | packetid = ax_indexdeallocate(ax->ax_ax, axs->axs_id, | |||
1815 | AGENTX_CONTEXT_CTX(axc)(axc->axc_name_default ? ((void*)0) : &(axc->axc_name )), &(axi->axi_vb), 1); | |||
1816 | if (packetid == 0) { | |||
1817 | agentx_log_axc_warn(axc, "couldn't generate %s", | |||
1818 | ax_pdutype2string(AX_PDU_TYPE_INDEXDEALLOCATE)); | |||
1819 | agentx_reset(ax); | |||
1820 | return -1; | |||
1821 | } | |||
1822 | agentx_log_axc_info(axc, "index %s: deallocating", | |||
1823 | ax_oid2string(&(axi->axi_vb.avb_oid))); | |||
1824 | return agentx_request(ax, packetid, agentx_index_close_finalize, | |||
1825 | axi); | |||
1826 | } | |||
1827 | ||||
1828 | static int | |||
1829 | agentx_index_close_finalize(struct ax_pdu *pdu, void *cookie) | |||
1830 | { | |||
1831 | struct agentx_index *axi = cookie; | |||
1832 | struct agentx_region *axr = axi->axi_axr; | |||
1833 | struct agentx_context *axc = axr->axr_axc; | |||
1834 | struct agentx_session *axs = axc->axc_axs; | |||
1835 | struct agentx *ax = axs->axs_ax; | |||
1836 | struct ax_pdu_response *resp = &(pdu->ap_payload.ap_response); | |||
1837 | int axfree = ax->ax_free; | |||
1838 | ||||
1839 | #ifdef AX_DEBUG | |||
1840 | if (axi->axi_cstate != AX_CSTATE_WAITCLOSE) | |||
1841 | agentx_log_axc_fatalx(axc, "%s: unexpected indexdeallocate", | |||
1842 | __func__); | |||
1843 | #endif | |||
1844 | ||||
1845 | if (pdu->ap_payload.ap_response.ap_error != AX_PDU_ERROR_NOERROR) { | |||
1846 | agentx_log_axc_warnx(axc, | |||
1847 | "index %s: couldn't deallocate: %s", | |||
1848 | ax_oid2string(&(axi->axi_vb.avb_oid)), | |||
1849 | ax_error2string(resp->ap_error)); | |||
1850 | agentx_reset(ax); | |||
1851 | return -1; | |||
1852 | } | |||
1853 | ||||
1854 | if (resp->ap_nvarbind != 1) { | |||
1855 | agentx_log_axc_warnx(axc, | |||
1856 | "index %s: unexpected number of indices", | |||
1857 | ax_oid2string(&(axr->axr_oid))); | |||
1858 | agentx_reset(ax); | |||
1859 | return -1; | |||
1860 | } | |||
1861 | if (resp->ap_varbindlist[0].avb_type != axi->axi_vb.avb_type) { | |||
1862 | agentx_log_axc_warnx(axc, "index %s: unexpected index type", | |||
1863 | ax_oid2string(&(axr->axr_oid))); | |||
1864 | agentx_reset(ax); | |||
1865 | return -1; | |||
1866 | } | |||
1867 | if (ax_oid_cmp(&(resp->ap_varbindlist[0].avb_oid), | |||
1868 | &(axi->axi_vb.avb_oid)) != 0) { | |||
1869 | agentx_log_axc_warnx(axc, "index %s: unexpected oid", | |||
1870 | ax_oid2string(&(axr->axr_oid))); | |||
1871 | agentx_reset(ax); | |||
1872 | return -1; | |||
1873 | } | |||
1874 | switch (axi->axi_vb.avb_type) { | |||
1875 | case AX_DATA_TYPE_INTEGER: | |||
1876 | if (axi->axi_vb.avb_data.avb_int32 != | |||
1877 | resp->ap_varbindlist[0].avb_data.avb_int32) { | |||
1878 | agentx_log_axc_warnx(axc, | |||
1879 | "index %s: unexpected index value", | |||
1880 | ax_oid2string(&(axr->axr_oid))); | |||
1881 | agentx_reset(ax); | |||
1882 | return -1; | |||
1883 | } | |||
1884 | break; | |||
1885 | default: | |||
1886 | agentx_log_axc_fatalx(axc, "%s: Unsupported index type", | |||
1887 | __func__); | |||
1888 | } | |||
1889 | ||||
1890 | axi->axi_cstate = AX_CSTATE_CLOSE; | |||
1891 | ax->ax_free = 1; | |||
1892 | ||||
1893 | agentx_log_axc_info(axc, "index %s: deallocated", | |||
1894 | ax_oid2string(&(axi->axi_vb.avb_oid))); | |||
1895 | ||||
1896 | if (axr->axr_cstate == AX_CSTATE_OPEN && | |||
1897 | axi->axi_dstate == AX_DSTATE_OPEN) | |||
1898 | agentx_index_start(axi); | |||
1899 | ||||
1900 | if (!axfree) | |||
1901 | agentx_free_finalize(ax); | |||
1902 | return 0; | |||
1903 | } | |||
1904 | ||||
1905 | struct agentx_object * | |||
1906 | agentx_object(struct agentx_region *axr, uint32_t oid[], size_t oidlen, | |||
1907 | struct agentx_index *axi[], size_t axilen, int implied, | |||
1908 | void (*get)(struct agentx_varbind *)) | |||
1909 | { | |||
1910 | struct agentx_object *axo, **taxo, axo_search; | |||
1911 | struct agentx_index *laxi; | |||
1912 | const char *errstr; | |||
1913 | int ready = 1; | |||
1914 | size_t i, j; | |||
1915 | ||||
1916 | if (axr->axr_dstate == AX_DSTATE_CLOSE) | |||
1917 | agentx_log_axc_fatalx(axr->axr_axc, "%s: use after free", | |||
1918 | __func__); | |||
1919 | if (axilen > AGENTX_OID_INDEX_MAX_LEN10) { | |||
1920 | #ifdef AX_DEBUG | |||
1921 | agentx_log_axc_fatalx(axr->axr_axc, "%s: indexlen > %d", | |||
1922 | __func__, AGENTX_OID_INDEX_MAX_LEN10); | |||
1923 | #else | |||
1924 | agentx_log_axc_warnx(axr->axr_axc, "%s: indexlen > %d", | |||
1925 | __func__, AGENTX_OID_INDEX_MAX_LEN10); | |||
1926 | errno(*__errno()) = EINVAL22; | |||
1927 | return NULL((void*)0); | |||
1928 | #endif | |||
1929 | } | |||
1930 | ||||
1931 | if (agentx_oidfill(&(axo_search.axo_oid), oid, oidlen, &errstr) == -1) { | |||
1932 | #ifdef AX_DEBUG | |||
1933 | agentx_log_axc_fatalx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1934 | #else | |||
1935 | agentx_log_axc_warnx(axr->axr_axc, "%s: %s", __func__, errstr); | |||
1936 | return NULL((void*)0); | |||
1937 | #endif | |||
1938 | } | |||
1939 | ||||
1940 | do { | |||
1941 | if (RB_FIND(axc_objects, &(axr->axr_axc->axc_objects),axc_objects_RB_FIND(&(axr->axr_axc->axc_objects), & axo_search) | |||
1942 | &axo_search)axc_objects_RB_FIND(&(axr->axr_axc->axc_objects), & axo_search) != NULL((void*)0)) { | |||
1943 | #ifdef AX_DEBUG | |||
1944 | agentx_log_axc_fatalx(axr->axr_axc, "%s: invalid " | |||
1945 | "parent child object relationship", __func__); | |||
1946 | #else | |||
1947 | agentx_log_axc_warnx(axr->axr_axc, "%s: invalid " | |||
1948 | "parent child object relationship", __func__); | |||
1949 | errno(*__errno()) = EINVAL22; | |||
1950 | return NULL((void*)0); | |||
1951 | #endif | |||
1952 | } | |||
1953 | axo_search.axo_oid.aoi_idlen--; | |||
1954 | } while (axo_search.axo_oid.aoi_idlen > 0); | |||
1955 | axo_search.axo_oid.aoi_idlen = oidlen; | |||
1956 | axo = RB_NFIND(axc_objects, &(axr->axr_axc->axc_objects), &axo_search)axc_objects_RB_NFIND(&(axr->axr_axc->axc_objects), & axo_search); | |||
1957 | if (axo != NULL((void*)0) && | |||
1958 | ax_oid_cmp(&(axo->axo_oid), &(axo_search.axo_oid)) == 2) { | |||
1959 | #ifdef AX_DEBUG | |||
1960 | agentx_log_axc_fatalx(axr->axr_axc, "%s: invalid parent " | |||
1961 | "child object relationship", __func__); | |||
1962 | #else | |||
1963 | agentx_log_axc_warnx(axr->axr_axc, "%s: invalid parent " | |||
1964 | "child object relationship", __func__); | |||
1965 | errno(*__errno()) = EINVAL22; | |||
1966 | return NULL((void*)0); | |||
1967 | #endif | |||
1968 | } | |||
1969 | if (implied == 1) { | |||
1970 | laxi = axi[axilen - 1]; | |||
1971 | if (laxi->axi_vb.avb_type == AX_DATA_TYPE_OCTETSTRING) { | |||
1972 | if (laxi->axi_vb.avb_data.avb_ostring.aos_slen != 0) { | |||
1973 | #ifdef AX_DEBUG | |||
1974 | agentx_log_axc_fatalx(axr->axr_axc, | |||
1975 | "%s: implied can only be used on strings " | |||
1976 | "of dynamic length", __func__); | |||
1977 | #else | |||
1978 | agentx_log_axc_warnx(axr->axr_axc, | |||
1979 | "%s: implied can only be used on strings " | |||
1980 | "of dynamic length", __func__); | |||
1981 | errno(*__errno()) = EINVAL22; | |||
1982 | return NULL((void*)0); | |||
1983 | #endif | |||
1984 | } | |||
1985 | } else if (laxi->axi_vb.avb_type == AX_DATA_TYPE_OID) { | |||
1986 | if (laxi->axi_vb.avb_data.avb_oid.aoi_idlen != 0) { | |||
1987 | #ifdef AX_DEBUG | |||
1988 | agentx_log_axc_fatalx(axr->axr_axc, | |||
1989 | "%s: implied can only be used on oids of " | |||
1990 | "dynamic length", __func__); | |||
1991 | #else | |||
1992 | agentx_log_axc_warnx(axr->axr_axc, | |||
1993 | "%s: implied can only be used on oids of " | |||
1994 | "dynamic length", __func__); | |||
1995 | errno(*__errno()) = EINVAL22; | |||
1996 | return NULL((void*)0); | |||
1997 | #endif | |||
1998 | } | |||
1999 | } else { | |||
2000 | #ifdef AX_DEBUG | |||
2001 | agentx_log_axc_fatalx(axr->axr_axc, "%s: implied " | |||
2002 | "can only be set on oid and string indices", | |||
2003 | __func__); | |||
2004 | #else | |||
2005 | agentx_log_axc_warnx(axr->axr_axc, "%s: implied can " | |||
2006 | "only be set on oid and string indices", __func__); | |||
2007 | errno(*__errno()) = EINVAL22; | |||
2008 | return NULL((void*)0); | |||
2009 | #endif | |||
2010 | } | |||
2011 | } | |||
2012 | ||||
2013 | ready = axr->axr_cstate == AX_CSTATE_OPEN; | |||
2014 | if ((axo = calloc(1, sizeof(*axo))) == NULL((void*)0)) | |||
2015 | return NULL((void*)0); | |||
2016 | axo->axo_axr = axr; | |||
2017 | bcopy(&(axo_search.axo_oid), &(axo->axo_oid), sizeof(axo->axo_oid)); | |||
2018 | for (i = 0; i < axilen; i++) { | |||
2019 | axo->axo_index[i] = axi[i]; | |||
2020 | if (axi[i]->axi_objectlen == axi[i]->axi_objectsize) { | |||
2021 | taxo = recallocarray(axi[i]->axi_object, | |||
2022 | axi[i]->axi_objectlen, axi[i]->axi_objectlen + 1, | |||
2023 | sizeof(*axi[i]->axi_object)); | |||
2024 | if (taxo == NULL((void*)0)) { | |||
2025 | free(axo); | |||
2026 | return NULL((void*)0); | |||
2027 | } | |||
2028 | axi[i]->axi_object = taxo; | |||
2029 | axi[i]->axi_objectsize = axi[i]->axi_objectlen + 1; | |||
2030 | } | |||
2031 | for (j = 0; j < axi[i]->axi_objectlen; j++) { | |||
2032 | if (ax_oid_cmp(&(axo->axo_oid), | |||
2033 | &(axi[i]->axi_object[j]->axo_oid)) < 0) { | |||
2034 | memmove(&(axi[i]->axi_object[j + 1]), | |||
2035 | &(axi[i]->axi_object[j]), | |||
2036 | sizeof(*(axi[i]->axi_object)) * | |||
2037 | (axi[i]->axi_objectlen - j)); | |||
2038 | break; | |||
2039 | } | |||
2040 | } | |||
2041 | axi[i]->axi_object[j] = axo; | |||
2042 | axi[i]->axi_objectlen++; | |||
2043 | if (axi[i]->axi_cstate != AX_CSTATE_OPEN) | |||
2044 | ready = 0; | |||
2045 | } | |||
2046 | axo->axo_indexlen = axilen; | |||
2047 | axo->axo_implied = implied; | |||
2048 | axo->axo_timeout = 0; | |||
2049 | axo->axo_lock = 0; | |||
2050 | axo->axo_get = get; | |||
2051 | axo->axo_cstate = AX_CSTATE_CLOSE; | |||
2052 | axo->axo_dstate = AX_DSTATE_OPEN; | |||
2053 | ||||
2054 | TAILQ_INSERT_TAIL(&(axr->axr_objects), axo, axo_axr_objects)do { (axo)->axo_axr_objects.tqe_next = ((void*)0); (axo)-> axo_axr_objects.tqe_prev = (&(axr->axr_objects))->tqh_last ; *(&(axr->axr_objects))->tqh_last = (axo); (&( axr->axr_objects))->tqh_last = &(axo)->axo_axr_objects .tqe_next; } while (0); | |||
2055 | RB_INSERT(axc_objects, &(axr->axr_axc->axc_objects), axo)axc_objects_RB_INSERT(&(axr->axr_axc->axc_objects), axo); | |||
2056 | ||||
2057 | if (ready) | |||
2058 | agentx_object_start(axo); | |||
2059 | ||||
2060 | return axo; | |||
2061 | } | |||
2062 | ||||
2063 | static int | |||
2064 | agentx_object_start(struct agentx_object *axo) | |||
2065 | { | |||
2066 | struct agentx_region *axr = axo->axo_axr; | |||
2067 | struct agentx_context *axc = axr->axr_axc; | |||
2068 | struct agentx_session *axs = axc->axc_axs; | |||
2069 | struct agentx *ax = axs->axs_ax; | |||
2070 | struct ax_oid oid; | |||
2071 | char oids[1024]; | |||
2072 | size_t i; | |||
2073 | int needregister = 0; | |||
2074 | uint32_t packetid; | |||
2075 | uint8_t flags = AX_PDU_FLAG_INSTANCE_REGISTRATION(1 << 0); | |||
2076 | ||||
2077 | #ifdef AX_DEBUG | |||
2078 | if (axr->axr_cstate != AX_CSTATE_OPEN || | |||
2079 | axo->axo_cstate != AX_CSTATE_CLOSE || | |||
2080 | axo->axo_dstate != AX_DSTATE_OPEN) | |||
2081 | agentx_log_axc_fatalx(axc, | |||
2082 | "%s: unexpected object registration", __func__); | |||
2083 | #endif | |||
2084 | ||||
2085 | if (axo->axo_timeout != 0) | |||
2086 | needregister = 1; | |||
2087 | for (i = 0; i < axo->axo_indexlen; i++) { | |||
2088 | if (axo->axo_index[i]->axi_cstate != AX_CSTATE_OPEN) | |||
2089 | return 0; | |||
2090 | if (axo->axo_index[i]->axi_type != AXI_TYPE_DYNAMIC) | |||
2091 | needregister = 1; | |||
2092 | } | |||
2093 | if (!needregister) { | |||
2094 | axo->axo_cstate = AX_CSTATE_WAITOPEN; | |||
2095 | agentx_object_finalize(NULL((void*)0), axo); | |||
2096 | return 0; | |||
2097 | } | |||
2098 | ||||
2099 | bcopy(&(axo->axo_oid), &(oid), sizeof(oid)); | |||
2100 | for (i = 0; i < axo->axo_indexlen; i++) { | |||
2101 | if (axo->axo_index[i]->axi_type == AXI_TYPE_DYNAMIC) { | |||
2102 | flags = 0; | |||
2103 | break; | |||
2104 | } | |||
2105 | #ifdef AX_DEBUG | |||
2106 | if (axo->axo_index[i]->axi_vb.avb_type != | |||
2107 | AX_DATA_TYPE_INTEGER) | |||
2108 | agentx_log_axc_fatalx(axc, | |||
2109 | "%s: Unsupported allocated index type", __func__); | |||
2110 | #endif | |||
2111 | oid.aoi_id[oid.aoi_idlen++] = | |||
2112 | axo->axo_index[i]->axi_vb.avb_data.avb_int32; | |||
2113 | } | |||
2114 | packetid = ax_register(ax->ax_ax, flags, axs->axs_id, | |||
2115 | AGENTX_CONTEXT_CTX(axc)(axc->axc_name_default ? ((void*)0) : &(axc->axc_name )), axo->axo_timeout, | |||
2116 | AX_PRIORITY_DEFAULT127, 0, &oid, 0); | |||
2117 | if (packetid == 0) { | |||
2118 | agentx_log_axc_warn(axc, "couldn't generate %s", | |||
2119 | ax_pdutype2string(AX_PDU_TYPE_REGISTER)); | |||
2120 | agentx_reset(ax); | |||
2121 | return -1; | |||
2122 | } | |||
2123 | strlcpy(oids, ax_oid2string(&(axo->axo_oid)), sizeof(oids)); | |||
2124 | agentx_log_axc_info(axc, "object %s (%s %s): opening", | |||
2125 | oids, flags ? "instance" : "region", ax_oid2string(&(oid))); | |||
2126 | axo->axo_cstate = AX_CSTATE_WAITOPEN; | |||
2127 | return agentx_request(ax, packetid, agentx_object_finalize, axo); | |||
2128 | } | |||
2129 | ||||
2130 | static int | |||
2131 | agentx_object_finalize(struct ax_pdu *pdu, void *cookie) | |||
2132 | { | |||
2133 | struct agentx_object *axo = cookie; | |||
2134 | struct agentx_context *axc = axo->axo_axr->axr_axc; | |||
2135 | struct ax_oid oid; | |||
2136 | char oids[1024]; | |||
2137 | size_t i; | |||
2138 | uint8_t flags = 1; | |||
2139 | ||||
2140 | #ifdef AX_DEBUG | |||
2141 | if (axo->axo_cstate != AX_CSTATE_WAITOPEN) | |||
2142 | agentx_log_axc_fatalx(axc, "%s: not expecting object open", | |||
2143 | __func__); | |||
2144 | #endif | |||
2145 | ||||
2146 | if (pdu == NULL((void*)0)) { | |||
2147 | axo->axo_cstate = AX_CSTATE_OPEN; | |||
2148 | return 0; | |||
2149 | } | |||
2150 | ||||
2151 | bcopy(&(axo->axo_oid), &oid, sizeof(oid)); | |||
2152 | for (i = 0; i < axo->axo_indexlen; i++) { | |||
2153 | if (axo->axo_index[i]->axi_type == AXI_TYPE_DYNAMIC) { | |||
2154 | flags = 0; | |||
2155 | break; | |||
2156 | } | |||
2157 | #ifdef AX_DEBUG | |||
2158 | if (axo->axo_index[i]->axi_vb.avb_type != | |||
2159 | AX_DATA_TYPE_INTEGER) | |||
2160 | agentx_log_axc_fatalx(axc, | |||
2161 | "%s: Unsupported allocated index type", __func__); | |||
2162 | #endif | |||
2163 | ||||
2164 | oid.aoi_id[oid.aoi_idlen++] = | |||
2165 | axo->axo_index[i]->axi_vb.avb_data.avb_int32; | |||
2166 | } | |||
2167 | strlcpy(oids, ax_oid2string(&(axo->axo_oid)), sizeof(oids)); | |||
2168 | ||||
2169 | /* | |||
2170 | * We should only be here for table objects with registered indices. | |||
2171 | * If we fail here something is misconfigured and the admin should fix | |||
2172 | * it. | |||
2173 | */ | |||
2174 | if (pdu->ap_payload.ap_response.ap_error != AX_PDU_ERROR_NOERROR) { | |||
2175 | axo->axo_cstate = AX_CSTATE_CLOSE; | |||
2176 | agentx_log_axc_info(axc, "object %s (%s %s): %s", | |||
2177 | oids, flags ? "instance" : "region", ax_oid2string(&oid), | |||
2178 | ax_error2string(pdu->ap_payload.ap_response.ap_error)); | |||
2179 | return 0; | |||
2180 | } | |||
2181 | axo->axo_cstate = AX_CSTATE_OPEN; | |||
2182 | agentx_log_axc_info(axc, "object %s (%s %s): open", oids, | |||
2183 | flags ? "instance" : "region", ax_oid2string(&oid)); | |||
2184 | ||||
2185 | if (axo->axo_dstate == AX_DSTATE_CLOSE) | |||
2186 | return agentx_object_close(axo); | |||
2187 | ||||
2188 | return 0; | |||
2189 | } | |||
2190 | ||||
2191 | static int | |||
2192 | agentx_object_lock(struct agentx_object *axo) | |||
2193 | { | |||
2194 | if (axo->axo_lock == UINT32_MAX0xffffffffU) { | |||
2195 | agentx_log_axc_warnx(axo->axo_axr->axr_axc, | |||
2196 | "%s: axo_lock == %u", __func__, UINT32_MAX0xffffffffU); | |||
2197 | return -1; | |||
2198 | } | |||
2199 | axo->axo_lock++; | |||
2200 | return 0; | |||
2201 | } | |||
2202 | ||||
2203 | static void | |||
2204 | agentx_object_unlock(struct agentx_object *axo) | |||
2205 | { | |||
2206 | struct agentx *ax = axo->axo_axr->axr_axc->axc_axs->axs_ax; | |||
2207 | ||||
2208 | #ifdef AX_DEBUG | |||
2209 | if (axo->axo_lock == 0) | |||
2210 | agentx_log_axc_fatalx(axo->axo_axr->axr_axc, | |||
2211 | "%s: axo_lock == 0", __func__); | |||
2212 | #endif | |||
2213 | axo->axo_lock--; | |||
2214 | if (axo->axo_lock == 0) { | |||
2215 | if (!ax->ax_free) | |||
2216 | agentx_free_finalize(ax); | |||
2217 | } | |||
2218 | } | |||
2219 | ||||
2220 | static int | |||
2221 | agentx_object_close(struct agentx_object *axo) | |||
2222 | { | |||
2223 | struct agentx_context *axc = axo->axo_axr->axr_axc; | |||
2224 | struct agentx_session *axs = axc->axc_axs; | |||
2225 | struct agentx *ax = axs->axs_ax; | |||
2226 | struct ax_oid oid; | |||
2227 | char oids[1024]; | |||
2228 | size_t i; | |||
2229 | int needclose = 0; | |||
2230 | uint32_t packetid; | |||
2231 | uint8_t flags = 1; | |||
2232 | ||||
2233 | #ifdef AX_DEBUG | |||
2234 | if (axo->axo_cstate != AX_CSTATE_OPEN) | |||
2235 | agentx_log_axc_fatalx(axc, "%s: unexpected object close", | |||
2236 | __func__); | |||
2237 | #endif | |||
2238 | ||||
2239 | for (i = 0; i < axo->axo_indexlen; i++) { | |||
2240 | #ifdef AX_DEBUG | |||
2241 | if (axo->axo_index[i]->axi_cstate != AX_CSTATE_OPEN) | |||
2242 | agentx_log_axc_fatalx(axc, | |||
2243 | "%s: Object open while index closed", __func__); | |||
2244 | #endif | |||
2245 | if (axo->axo_index[i]->axi_type != AXI_TYPE_DYNAMIC) | |||
2246 | needclose = 1; | |||
2247 | } | |||
2248 | axo->axo_cstate = AX_CSTATE_WAITCLOSE; | |||
2249 | if (axs->axs_cstate == AX_CSTATE_WAITCLOSE) | |||
2250 | return 0; | |||
2251 | if (!needclose) { | |||
2252 | agentx_object_close_finalize(NULL((void*)0), axo); | |||
2253 | return 0; | |||
2254 | } | |||
2255 | ||||
2256 | bcopy(&(axo->axo_oid), &(oid), sizeof(oid)); | |||
2257 | for (i = 0; i < axo->axo_indexlen; i++) { | |||
2258 | if (axo->axo_index[i]->axi_type == AXI_TYPE_DYNAMIC) { | |||
2259 | flags = 0; | |||
2260 | break; | |||
2261 | } | |||
2262 | #ifdef AX_DEBUG | |||
2263 | if (axo->axo_index[i]->axi_vb.avb_type != | |||
2264 | AX_DATA_TYPE_INTEGER) | |||
2265 | agentx_log_axc_fatalx(axc, | |||
2266 | "%s: Unsupported allocated index type", __func__); | |||
2267 | #endif | |||
2268 | oid.aoi_id[oid.aoi_idlen++] = | |||
2269 | axo->axo_index[i]->axi_vb.avb_data.avb_int32; | |||
2270 | } | |||
2271 | packetid = ax_unregister(ax->ax_ax, axs->axs_id, | |||
2272 | AGENTX_CONTEXT_CTX(axc)(axc->axc_name_default ? ((void*)0) : &(axc->axc_name )), AX_PRIORITY_DEFAULT127, 0, &oid, 0); | |||
2273 | if (packetid == 0) { | |||
2274 | agentx_log_axc_warn(axc, "couldn't generate %s", | |||
2275 | ax_pdutype2string(AX_PDU_TYPE_UNREGISTER)); | |||
2276 | agentx_reset(ax); | |||
2277 | return -1; | |||
2278 | } | |||
2279 | strlcpy(oids, ax_oid2string(&(axo->axo_oid)), sizeof(oids)); | |||
2280 | agentx_log_axc_info(axc, "object %s (%s %s): closing", | |||
2281 | oids, flags ? "instance" : "region", ax_oid2string(&(oid))); | |||
2282 | return agentx_request(ax, packetid, agentx_object_close_finalize, | |||
2283 | axo); | |||
2284 | } | |||
2285 | ||||
2286 | static int | |||
2287 | agentx_object_close_finalize(struct ax_pdu *pdu, void *cookie) | |||
2288 | { | |||
2289 | struct agentx_object *axo = cookie; | |||
2290 | struct agentx_region *axr = axo->axo_axr; | |||
2291 | struct agentx_context *axc = axr->axr_axc; | |||
2292 | struct agentx_session *axs = axc->axc_axs; | |||
2293 | struct agentx *ax = axs->axs_ax; | |||
2294 | struct ax_oid oid; | |||
2295 | char oids[1024]; | |||
2296 | uint8_t flags = 1; | |||
2297 | size_t i; | |||
2298 | int axfree = ax->ax_free; | |||
2299 | ||||
2300 | #ifdef AX_DEBUG | |||
2301 | if (axo->axo_cstate != AX_CSTATE_WAITCLOSE) | |||
2302 | agentx_log_axc_fatalx(axc, | |||
2303 | "%s: unexpected object unregister", __func__); | |||
2304 | #endif | |||
2305 | ||||
2306 | if (pdu != NULL((void*)0)) { | |||
2307 | bcopy(&(axo->axo_oid), &(oid), sizeof(oid)); | |||
2308 | for (i = 0; i < axo->axo_indexlen; i++) { | |||
2309 | if (axo->axo_index[i]->axi_type == AXI_TYPE_DYNAMIC) { | |||
2310 | flags = 0; | |||
2311 | break; | |||
2312 | } | |||
2313 | #ifdef AX_DEBUG | |||
2314 | if (axo->axo_index[i]->axi_vb.avb_type != | |||
2315 | AX_DATA_TYPE_INTEGER) | |||
2316 | agentx_log_axc_fatalx(axc, | |||
2317 | "%s: Unsupported allocated index type", | |||
2318 | __func__); | |||
2319 | #endif | |||
2320 | oid.aoi_id[oid.aoi_idlen++] = | |||
2321 | axo->axo_index[i]->axi_vb.avb_data.avb_int32; | |||
2322 | } | |||
2323 | strlcpy(oids, ax_oid2string(&(axo->axo_oid)), sizeof(oids)); | |||
2324 | if (pdu->ap_payload.ap_response.ap_error != | |||
2325 | AX_PDU_ERROR_NOERROR) { | |||
2326 | agentx_log_axc_warnx(axc, | |||
2327 | "closing object %s (%s %s): %s", oids, | |||
2328 | flags ? "instance" : "region", | |||
2329 | ax_oid2string(&oid), ax_error2string( | |||
2330 | pdu->ap_payload.ap_response.ap_error)); | |||
2331 | agentx_reset(ax); | |||
2332 | return -1; | |||
2333 | } | |||
2334 | agentx_log_axc_info(axc, "object %s (%s %s): closed", oids, | |||
2335 | flags ? "instance" : "region", ax_oid2string(&oid)); | |||
2336 | } | |||
2337 | ||||
2338 | ax->ax_free = 1; | |||
2339 | if (axr->axr_cstate == AX_CSTATE_OPEN && | |||
2340 | axo->axo_dstate == AX_DSTATE_OPEN) | |||
2341 | agentx_object_start(axo); | |||
2342 | ||||
2343 | if (!axfree) | |||
2344 | agentx_free_finalize(ax); | |||
2345 | ||||
2346 | return 0; | |||
2347 | } | |||
2348 | ||||
2349 | void | |||
2350 | agentx_object_free(struct agentx_object *axo) | |||
2351 | { | |||
2352 | struct agentx *ax; | |||
2353 | int axfree; | |||
2354 | ||||
2355 | if (axo == NULL((void*)0)) | |||
2356 | return; | |||
2357 | ||||
2358 | ax = axo->axo_axr->axr_axc->axc_axs->axs_ax; | |||
2359 | axfree = ax->ax_free; | |||
2360 | ax->ax_free = 1; | |||
2361 | ||||
2362 | if (axo->axo_dstate == AX_DSTATE_CLOSE) | |||
2363 | agentx_log_axc_fatalx(axo->axo_axr->axr_axc, | |||
2364 | "%s: double free", __func__); | |||
2365 | ||||
2366 | axo->axo_dstate = AX_DSTATE_CLOSE; | |||
2367 | ||||
2368 | if (axo->axo_cstate == AX_CSTATE_OPEN) | |||
2369 | agentx_object_close(axo); | |||
2370 | if (!axfree) | |||
2371 | agentx_free_finalize(ax); | |||
2372 | } | |||
2373 | ||||
2374 | static void | |||
2375 | agentx_object_free_finalize(struct agentx_object *axo) | |||
2376 | { | |||
2377 | #ifdef AX_DEBUG | |||
2378 | struct agentx *ax = axo->axo_axr->axr_axc->axc_axs->axs_ax; | |||
2379 | #endif | |||
2380 | size_t i, j; | |||
2381 | int found; | |||
2382 | ||||
2383 | if (axo->axo_dstate != AX_DSTATE_CLOSE || | |||
2384 | axo->axo_cstate != AX_CSTATE_CLOSE || | |||
2385 | axo->axo_lock != 0) | |||
2386 | return; | |||
2387 | ||||
2388 | RB_REMOVE(axc_objects, &(axo->axo_axr->axr_axc->axc_objects), axo)axc_objects_RB_REMOVE(&(axo->axo_axr->axr_axc->axc_objects ), axo); | |||
2389 | TAILQ_REMOVE(&(axo->axo_axr->axr_objects), axo, axo_axr_objects)do { if (((axo)->axo_axr_objects.tqe_next) != ((void*)0)) ( axo)->axo_axr_objects.tqe_next->axo_axr_objects.tqe_prev = (axo)->axo_axr_objects.tqe_prev; else (&(axo->axo_axr ->axr_objects))->tqh_last = (axo)->axo_axr_objects.tqe_prev ; *(axo)->axo_axr_objects.tqe_prev = (axo)->axo_axr_objects .tqe_next; ; ; } while (0); | |||
2390 | ||||
2391 | for (i = 0; i < axo->axo_indexlen; i++) { | |||
2392 | found = 0; | |||
2393 | for (j = 0; j < axo->axo_index[i]->axi_objectlen; j++) { | |||
2394 | if (axo->axo_index[i]->axi_object[j] == axo) | |||
2395 | found = 1; | |||
2396 | if (found && j + 1 != axo->axo_index[i]->axi_objectlen) | |||
2397 | axo->axo_index[i]->axi_object[j] = | |||
2398 | axo->axo_index[i]->axi_object[j + 1]; | |||
2399 | } | |||
2400 | #ifdef AX_DEBUG | |||
2401 | if (!found) | |||
2402 | agentx_log_axc_fatalx(axo->axo_axr->axr_axc, | |||
2403 | "%s: object not found in index", __func__); | |||
2404 | #endif | |||
2405 | axo->axo_index[i]->axi_objectlen--; | |||
2406 | } | |||
2407 | ||||
2408 | free(axo); | |||
2409 | } | |||
2410 | ||||
2411 | static void | |||
2412 | agentx_object_reset(struct agentx_object *axo) | |||
2413 | { | |||
2414 | struct agentx *ax = axo->axo_axr->axr_axc->axc_axs->axs_ax; | |||
2415 | ||||
2416 | axo->axo_cstate = AX_CSTATE_CLOSE; | |||
2417 | ||||
2418 | if (!ax->ax_free) | |||
2419 | agentx_free_finalize(ax); | |||
2420 | } | |||
2421 | ||||
2422 | static int | |||
2423 | agentx_object_cmp(struct agentx_object *o1, struct agentx_object *o2) | |||
2424 | { | |||
2425 | return ax_oid_cmp(&(o1->axo_oid), &(o2->axo_oid)); | |||
2426 | } | |||
2427 | ||||
2428 | static int | |||
2429 | agentx_object_implied(struct agentx_object *axo, | |||
2430 | struct agentx_index *axi) | |||
2431 | { | |||
2432 | size_t i = 0; | |||
2433 | ||||
2434 | for (i = 0; i < axo->axo_indexlen; i++) { | |||
2435 | if (axo->axo_index[i] == axi) { | |||
2436 | if (axi->axi_vb.avb_data.avb_ostring.aos_slen != 0) | |||
2437 | return 1; | |||
2438 | else if (i == axo->axo_indexlen - 1) | |||
2439 | return axo->axo_implied; | |||
2440 | return 0; | |||
2441 | } | |||
2442 | } | |||
2443 | #ifdef AX_DEBUG | |||
2444 | agentx_log_axc_fatalx(axo->axo_axr->axr_axc, "%s: unsupported index", | |||
2445 | __func__); | |||
2446 | #endif | |||
2447 | return 0; | |||
2448 | } | |||
2449 | ||||
2450 | static void | |||
2451 | agentx_get_start(struct agentx_context *axc, struct ax_pdu *pdu) | |||
2452 | { | |||
2453 | struct agentx_session *axs = axc->axc_axs; | |||
2454 | struct agentx *ax = axs->axs_ax; | |||
2455 | struct agentx_get *axg, taxg; | |||
2456 | struct ax_pdu_searchrangelist *srl; | |||
2457 | char *logmsg = NULL((void*)0); | |||
2458 | size_t i, j; | |||
2459 | int fail = 0; | |||
2460 | ||||
2461 | if ((axg = calloc(1, sizeof(*axg))) == NULL((void*)0)) { | |||
2462 | taxg.axg_sessionid = pdu->ap_header.aph_sessionid; | |||
2463 | taxg.axg_transactionid = pdu->ap_header.aph_transactionid; | |||
2464 | taxg.axg_packetid = pdu->ap_header.aph_packetid; | |||
2465 | taxg.axg_context_default = axc->axc_name_default; | |||
2466 | taxg.axg_fd = axc->axc_axs->axs_ax->ax_fd; | |||
2467 | agentx_log_axg_warn(&taxg, "Couldn't parse request"); | |||
2468 | agentx_reset(ax); | |||
2469 | return; | |||
2470 | } | |||
2471 | ||||
2472 | axg->axg_sessionid = pdu->ap_header.aph_sessionid; | |||
2473 | axg->axg_transactionid = pdu->ap_header.aph_transactionid; | |||
2474 | axg->axg_packetid = pdu->ap_header.aph_packetid; | |||
2475 | axg->axg_context_default = axc->axc_name_default; | |||
2476 | axg->axg_fd = axc->axc_axs->axs_ax->ax_fd; | |||
2477 | if (!axc->axc_name_default) { | |||
2478 | axg->axg_context.aos_string = | |||
2479 | (unsigned char *)strdup((char *)axc->axc_name.aos_string); | |||
2480 | if (axg->axg_context.aos_string == NULL((void*)0)) { | |||
2481 | agentx_log_axg_warn(axg, "Couldn't parse request"); | |||
2482 | free(axg); | |||
2483 | agentx_reset(ax); | |||
2484 | return; | |||
2485 | } | |||
2486 | } | |||
2487 | axg->axg_context.aos_slen = axc->axc_name.aos_slen; | |||
2488 | axg->axg_type = pdu->ap_header.aph_type; | |||
2489 | axg->axg_axc = axc; | |||
2490 | TAILQ_INSERT_TAIL(&(ax->ax_getreqs), axg, axg_ax_getreqs)do { (axg)->axg_ax_getreqs.tqe_next = ((void*)0); (axg)-> axg_ax_getreqs.tqe_prev = (&(ax->ax_getreqs))->tqh_last ; *(&(ax->ax_getreqs))->tqh_last = (axg); (&(ax ->ax_getreqs))->tqh_last = &(axg)->axg_ax_getreqs .tqe_next; } while (0); | |||
2491 | if (axg->axg_type == AX_PDU_TYPE_GET || | |||
2492 | axg->axg_type == AX_PDU_TYPE_GETNEXT) { | |||
2493 | srl = &(pdu->ap_payload.ap_srl); | |||
2494 | axg->axg_nvarbind = srl->ap_nsr; | |||
2495 | } else { | |||
2496 | axg->axg_nonrep = pdu->ap_payload.ap_getbulk.ap_nonrep; | |||
2497 | axg->axg_maxrep = pdu->ap_payload.ap_getbulk.ap_maxrep; | |||
2498 | srl = &(pdu->ap_payload.ap_getbulk.ap_srl); | |||
2499 | axg->axg_nvarbind = ((srl->ap_nsr - axg->axg_nonrep) * | |||
2500 | axg->axg_maxrep) + axg->axg_nonrep; | |||
2501 | } | |||
2502 | ||||
2503 | if ((axg->axg_varbind = calloc(axg->axg_nvarbind, | |||
2504 | sizeof(*(axg->axg_varbind)))) == NULL((void*)0)) { | |||
2505 | agentx_log_axg_warn(axg, "Couldn't parse request"); | |||
2506 | agentx_get_free(axg); | |||
2507 | agentx_reset(ax); | |||
2508 | return; | |||
2509 | } | |||
2510 | ||||
2511 | /* XXX net-snmp doesn't use getbulk, so untested */ | |||
2512 | /* Two loops: varbind after needs to be initialized */ | |||
2513 | for (i = 0; i < srl->ap_nsr; i++) { | |||
2514 | if (i < axg->axg_nonrep || | |||
2515 | axg->axg_type != AX_PDU_TYPE_GETBULK) | |||
2516 | j = i; | |||
2517 | else if (axg->axg_maxrep == 0) | |||
2518 | break; | |||
2519 | else | |||
2520 | j = (axg->axg_maxrep * i) + axg->axg_nonrep; | |||
2521 | bcopy(&(srl->ap_sr[i].asr_start), | |||
2522 | &(axg->axg_varbind[j].axv_vb.avb_oid), | |||
2523 | sizeof(srl->ap_sr[i].asr_start)); | |||
2524 | bcopy(&(srl->ap_sr[i].asr_start), | |||
2525 | &(axg->axg_varbind[j].axv_start), | |||
2526 | sizeof(srl->ap_sr[i].asr_start)); | |||
2527 | bcopy(&(srl->ap_sr[i].asr_stop), | |||
2528 | &(axg->axg_varbind[j].axv_end), | |||
2529 | sizeof(srl->ap_sr[i].asr_stop)); | |||
2530 | axg->axg_varbind[j].axv_initialized = 1; | |||
2531 | axg->axg_varbind[j].axv_axg = axg; | |||
2532 | axg->axg_varbind[j].axv_include = | |||
2533 | srl->ap_sr[i].asr_start.aoi_include; | |||
2534 | if (j == 0) | |||
2535 | fail |= agentx_strcat(&logmsg, " {"); | |||
2536 | else | |||
2537 | fail |= agentx_strcat(&logmsg, ",{"); | |||
2538 | fail |= agentx_strcat(&logmsg, | |||
2539 | ax_oid2string(&(srl->ap_sr[i].asr_start))); | |||
2540 | if (srl->ap_sr[i].asr_start.aoi_include) | |||
2541 | fail |= agentx_strcat(&logmsg, " (inclusive)"); | |||
2542 | if (srl->ap_sr[i].asr_stop.aoi_idlen != 0) { | |||
2543 | fail |= agentx_strcat(&logmsg, " - "); | |||
2544 | fail |= agentx_strcat(&logmsg, | |||
2545 | ax_oid2string(&(srl->ap_sr[i].asr_stop))); | |||
2546 | } | |||
2547 | fail |= agentx_strcat(&logmsg, "}"); | |||
2548 | if (fail) { | |||
2549 | agentx_log_axg_warn(axg, "Couldn't parse request"); | |||
2550 | free(logmsg); | |||
2551 | agentx_get_free(axg); | |||
2552 | agentx_reset(ax); | |||
2553 | return; | |||
2554 | } | |||
2555 | } | |||
2556 | ||||
2557 | agentx_log_axg_debug(axg, "%s:%s", | |||
2558 | ax_pdutype2string(axg->axg_type), logmsg); | |||
2559 | free(logmsg); | |||
2560 | ||||
2561 | for (i = 0; i < srl->ap_nsr; i++) { | |||
2562 | if (i < axg->axg_nonrep || | |||
2563 | axg->axg_type != AX_PDU_TYPE_GETBULK) | |||
2564 | j = i; | |||
2565 | else if (axg->axg_maxrep == 0) | |||
2566 | break; | |||
2567 | else | |||
2568 | j = (axg->axg_maxrep * i) + axg->axg_nonrep; | |||
2569 | agentx_varbind_start(&(axg->axg_varbind[j])); | |||
2570 | } | |||
2571 | } | |||
2572 | ||||
2573 | static void | |||
2574 | agentx_get_finalize(struct agentx_get *axg) | |||
2575 | { | |||
2576 | struct agentx_context *axc = axg->axg_axc; | |||
2577 | struct agentx_session *axs = axc->axc_axs; | |||
2578 | struct agentx *ax = axs->axs_ax; | |||
2579 | size_t i, j, nvarbind = 0; | |||
2580 | uint16_t error = 0, index = 0; | |||
2581 | struct ax_varbind *vbl; | |||
2582 | char *logmsg = NULL((void*)0); | |||
2583 | int fail = 0; | |||
2584 | ||||
2585 | for (i = 0; i < axg->axg_nvarbind; i++) { | |||
2586 | if (axg->axg_varbind[i].axv_initialized) { | |||
2587 | if (axg->axg_varbind[i].axv_vb.avb_type == 0) | |||
2588 | return; | |||
2589 | nvarbind++; | |||
2590 | } | |||
2591 | } | |||
2592 | ||||
2593 | if (axg->axg_axc == NULL((void*)0)) { | |||
2594 | agentx_get_free(axg); | |||
2595 | return; | |||
2596 | } | |||
2597 | ||||
2598 | if ((vbl = calloc(nvarbind, sizeof(*vbl))) == NULL((void*)0)) { | |||
2599 | agentx_log_axg_warn(axg, "Couldn't parse request"); | |||
2600 | agentx_get_free(axg); | |||
2601 | agentx_reset(ax); | |||
2602 | return; | |||
2603 | } | |||
2604 | for (i = 0, j = 0; i < axg->axg_nvarbind; i++) { | |||
2605 | if (axg->axg_varbind[i].axv_initialized) { | |||
2606 | memcpy(&(vbl[j]), &(axg->axg_varbind[i].axv_vb), | |||
2607 | sizeof(*vbl)); | |||
2608 | if (error == 0 && axg->axg_varbind[i].axv_error != | |||
2609 | AX_PDU_ERROR_NOERROR) { | |||
2610 | error = axg->axg_varbind[i].axv_error; | |||
2611 | index = j + 1; | |||
2612 | } | |||
2613 | if (j == 0) | |||
2614 | fail |= agentx_strcat(&logmsg, " {"); | |||
2615 | else | |||
2616 | fail |= agentx_strcat(&logmsg, ",{"); | |||
2617 | fail |= agentx_strcat(&logmsg, | |||
2618 | ax_varbind2string(&(vbl[j]))); | |||
2619 | if (axg->axg_varbind[i].axv_error != | |||
2620 | AX_PDU_ERROR_NOERROR) { | |||
2621 | fail |= agentx_strcat(&logmsg, "("); | |||
2622 | fail |= agentx_strcat(&logmsg, | |||
2623 | ax_error2string( | |||
2624 | axg->axg_varbind[i].axv_error)); | |||
2625 | fail |= agentx_strcat(&logmsg, ")"); | |||
2626 | } | |||
2627 | fail |= agentx_strcat(&logmsg, "}"); | |||
2628 | if (fail) { | |||
2629 | agentx_log_axg_warn(axg, | |||
2630 | "Couldn't parse request"); | |||
2631 | free(logmsg); | |||
2632 | agentx_get_free(axg); | |||
2633 | return; | |||
2634 | } | |||
2635 | j++; | |||
2636 | } | |||
2637 | } | |||
2638 | agentx_log_axg_debug(axg, "response:%s", logmsg); | |||
2639 | free(logmsg); | |||
2640 | ||||
2641 | if (ax_response(ax->ax_ax, axs->axs_id, axg->axg_transactionid, | |||
2642 | axg->axg_packetid, AGENTX_CONTEXT_CTX(axc)(axc->axc_name_default ? ((void*)0) : &(axc->axc_name )), 0, error, index, | |||
2643 | vbl, nvarbind) == -1) { | |||
2644 | agentx_log_axg_warn(axg, "Couldn't parse request"); | |||
2645 | agentx_reset(ax); | |||
2646 | } else | |||
2647 | agentx_wantwrite(ax, ax->ax_fd); | |||
2648 | free(vbl); | |||
2649 | agentx_get_free(axg); | |||
2650 | } | |||
2651 | ||||
2652 | void | |||
2653 | agentx_get_free(struct agentx_get *axg) | |||
2654 | { | |||
2655 | struct agentx_varbind *axv; | |||
2656 | struct agentx_object *axo; | |||
2657 | struct agentx *ax = axg->axg_axc->axc_axs->axs_ax; | |||
2658 | struct agentx_varbind_index *index; | |||
2659 | size_t i, j; | |||
2660 | ||||
2661 | if (axg->axg_axc != NULL((void*)0)) | |||
2662 | TAILQ_REMOVE(&(ax->ax_getreqs), axg, axg_ax_getreqs)do { if (((axg)->axg_ax_getreqs.tqe_next) != ((void*)0)) ( axg)->axg_ax_getreqs.tqe_next->axg_ax_getreqs.tqe_prev = (axg)->axg_ax_getreqs.tqe_prev; else (&(ax->ax_getreqs ))->tqh_last = (axg)->axg_ax_getreqs.tqe_prev; *(axg)-> axg_ax_getreqs.tqe_prev = (axg)->axg_ax_getreqs.tqe_next; ; ; } while (0); | |||
2663 | ||||
2664 | for (i = 0; i < axg->axg_nvarbind; i++) { | |||
2665 | axv = &(axg->axg_varbind[i]); | |||
2666 | for (j = 0; axv->axv_axo != NULL((void*)0) && | |||
2667 | j < axv->axv_axo->axo_indexlen; j++) { | |||
2668 | axo = axv->axv_axo; | |||
2669 | index = &(axv->axv_index[j]); | |||
2670 | if (axo->axo_index[j]->axi_vb.avb_type == | |||
2671 | AX_DATA_TYPE_OCTETSTRING || | |||
2672 | axo->axo_index[j]->axi_vb.avb_type == | |||
2673 | AX_DATA_TYPE_IPADDRESS) | |||
2674 | free(index->axv_idata.avb_ostring.aos_string); | |||
2675 | } | |||
2676 | ax_varbind_free(&(axg->axg_varbind[i].axv_vb)); | |||
2677 | } | |||
2678 | ||||
2679 | free(axg->axg_context.aos_string); | |||
2680 | free(axg->axg_varbind); | |||
2681 | free(axg); | |||
2682 | } | |||
2683 | ||||
2684 | static void | |||
2685 | agentx_varbind_start(struct agentx_varbind *axv) | |||
2686 | { | |||
2687 | struct agentx_get *axg = axv->axv_axg; | |||
2688 | struct agentx_context *axc = axg->axg_axc; | |||
2689 | struct agentx_object *axo, axo_search; | |||
2690 | struct agentx_varbind_index *index; | |||
2691 | struct ax_oid *oid; | |||
2692 | union ax_data *data; | |||
2693 | struct in_addr *ipaddress; | |||
2694 | unsigned char *ipbytes; | |||
2695 | size_t i, j, k; | |||
2696 | int overflow = 0, dynamic; | |||
2697 | ||||
2698 | #ifdef AX_DEBUG | |||
2699 | if (!axv->axv_initialized) | |||
2700 | agentx_log_axg_fatalx(axv->axv_axg, | |||
2701 | "%s: axv_initialized not set", __func__); | |||
2702 | #endif | |||
2703 | ||||
2704 | bcopy(&(axv->axv_vb.avb_oid), &(axo_search.axo_oid), | |||
2705 | sizeof(axo_search.axo_oid)); | |||
2706 | ||||
2707 | do { | |||
2708 | axo = RB_FIND(axc_objects, &(axc->axc_objects), &axo_search)axc_objects_RB_FIND(&(axc->axc_objects), &axo_search ); | |||
2709 | if (axo_search.axo_oid.aoi_idlen > 0) | |||
2710 | axo_search.axo_oid.aoi_idlen--; | |||
2711 | } while (axo == NULL((void*)0) && axo_search.axo_oid.aoi_idlen > 0); | |||
2712 | if (axo == NULL((void*)0) || axo->axo_cstate != AX_CSTATE_OPEN) { | |||
2713 | axv->axv_include = 1; | |||
2714 | if (axv->axv_axg->axg_type == AX_PDU_TYPE_GET) { | |||
2715 | agentx_varbind_nosuchobject(axv); | |||
2716 | return; | |||
2717 | } | |||
2718 | bcopy(&(axv->axv_vb.avb_oid), &(axo_search.axo_oid), | |||
2719 | sizeof(axo_search.axo_oid)); | |||
2720 | axo = RB_NFIND(axc_objects, &(axc->axc_objects), &axo_search)axc_objects_RB_NFIND(&(axc->axc_objects), &axo_search ); | |||
2721 | getnext: | |||
2722 | while (axo != NULL((void*)0) && axo->axo_cstate != AX_CSTATE_OPEN) | |||
2723 | axo = RB_NEXT(axc_objects, &(axc->axc_objects), axo)axc_objects_RB_NEXT(axo); | |||
2724 | if (axo == NULL((void*)0)) { | |||
2725 | agentx_varbind_endofmibview(axv); | |||
2726 | return; | |||
2727 | } | |||
2728 | bcopy(&(axo->axo_oid), &(axv->axv_vb.avb_oid), | |||
2729 | sizeof(axo->axo_oid)); | |||
2730 | } | |||
2731 | axv->axv_axo = axo; | |||
2732 | axv->axv_indexlen = axo->axo_indexlen; | |||
2733 | if (agentx_object_lock(axo) == -1) { | |||
2734 | agentx_varbind_error_type(axv, | |||
2735 | AX_PDU_ERROR_PROCESSINGERROR, 1); | |||
2736 | return; | |||
2737 | } | |||
2738 | ||||
2739 | oid = &(axv->axv_vb.avb_oid); | |||
2740 | if (axo->axo_indexlen == 0) { | |||
2741 | if (axv->axv_axg->axg_type == AX_PDU_TYPE_GET) { | |||
2742 | if (oid->aoi_idlen != axo->axo_oid.aoi_idlen + 1 || | |||
2743 | oid->aoi_id[oid->aoi_idlen - 1] != 0) { | |||
2744 | agentx_varbind_nosuchinstance(axv); | |||
2745 | return; | |||
2746 | } | |||
2747 | } else { | |||
2748 | if (oid->aoi_idlen == axo->axo_oid.aoi_idlen) { | |||
2749 | oid->aoi_id[oid->aoi_idlen++] = 0; | |||
2750 | axv->axv_include = 1; | |||
2751 | } else { | |||
2752 | axv->axv_axo = NULL((void*)0); | |||
2753 | agentx_object_unlock(axo); | |||
2754 | axo = RB_NEXT(axc_objects, &(axc->axc_objects),axc_objects_RB_NEXT(axo) | |||
2755 | axo)axc_objects_RB_NEXT(axo); | |||
2756 | goto getnext; | |||
2757 | } | |||
2758 | } | |||
2759 | j = oid->aoi_idlen; | |||
2760 | } else | |||
2761 | j = axo->axo_oid.aoi_idlen; | |||
2762 | /* | |||
2763 | * We can't trust what the client gives us, so sometimes we need to map it to | |||
2764 | * index type. | |||
2765 | * - AX_PDU_TYPE_GET: we always return AX_DATA_TYPE_NOSUCHINSTANCE | |||
2766 | * - AX_PDU_TYPE_GETNEXT: | |||
2767 | * - Missing OID digits to match indices or !dynamic indices | |||
2768 | * (AX_DATA_TYPE_INTEGER) undeflows will result in the following indices to | |||
2769 | * be NUL-initialized and the request type will be set to | |||
2770 | * AGENTX_REQUEST_TYPE_GETNEXTINCLUSIVE | |||
2771 | * - An overflow can happen on AX_DATA_TYPE_OCTETSTRING and | |||
2772 | * AX_DATA_TYPE_IPADDRESS data, and AX_DATA_TYPE_OCTETSTRING and | |||
2773 | * AX_DATA_TYPE_OID length. This results in request type being set to | |||
2774 | * AGENTX_REQUEST_TYPE_GETNEXT and will set the index to its maximum | |||
2775 | * value: | |||
2776 | * - AX_DATA_TYPE_INTEGER: UINT32_MAX | |||
2777 | * - AX_DATA_TYPE_OCTETSTRING: aos_slen = UINT32_MAX and | |||
2778 | * aos_string = NULL | |||
2779 | * - AX_DATA_TYPE_OID: aoi_idlen = UINT32_MAX and aoi_id[x] = UINT32_MAX | |||
2780 | * - AX_DATA_TYPE_IPADDRESS: 255.255.255.255 | |||
2781 | */ | |||
2782 | for (dynamic = 0, i = 0; i < axo->axo_indexlen; i++, j++) { | |||
2783 | index = &(axv->axv_index[i]); | |||
2784 | index->axv_axi = axo->axo_index[i]; | |||
2785 | data = &(index->axv_idata); | |||
2786 | if (axo->axo_index[i]->axi_type == AXI_TYPE_DYNAMIC) | |||
2787 | dynamic = 1; | |||
2788 | switch (axo->axo_index[i]->axi_vb.avb_type) { | |||
2789 | case AX_DATA_TYPE_INTEGER: | |||
2790 | if (index->axv_axi->axi_type != AXI_TYPE_DYNAMIC) { | |||
2791 | index->axv_idata.avb_int32 = | |||
2792 | index->axv_axi->axi_vb.avb_data.avb_int32; | |||
2793 | if (overflow == 0) { | |||
2794 | if ((uint32_t)index->axv_idata.avb_int32 > | |||
2795 | oid->aoi_id[j]) | |||
2796 | overflow = -1; | |||
2797 | else if ((uint32_t)index->axv_idata.avb_int32 < | |||
2798 | oid->aoi_id[j]) | |||
2799 | overflow = 1; | |||
2800 | } | |||
2801 | } else if (overflow == 1) | |||
2802 | index->axv_idata.avb_int32 = INT32_MAX0x7fffffff; | |||
2803 | else if (j >= oid->aoi_idlen || overflow == -1) | |||
2804 | index->axv_idata.avb_int32 = 0; | |||
2805 | else { | |||
2806 | if (oid->aoi_id[j] > INT32_MAX0x7fffffff) { | |||
2807 | index->axv_idata.avb_int32 = INT32_MAX0x7fffffff; | |||
2808 | overflow = 1; | |||
2809 | } else | |||
2810 | index->axv_idata.avb_int32 = | |||
2811 | oid->aoi_id[j]; | |||
2812 | } | |||
2813 | break; | |||
2814 | case AX_DATA_TYPE_OCTETSTRING: | |||
2815 | if (overflow == 1) { | |||
2816 | data->avb_ostring.aos_slen = UINT32_MAX0xffffffffU; | |||
2817 | data->avb_ostring.aos_string = NULL((void*)0); | |||
2818 | continue; | |||
2819 | } else if (j >= oid->aoi_idlen || overflow == -1) { | |||
2820 | data->avb_ostring.aos_slen = 0; | |||
2821 | data->avb_ostring.aos_string = NULL((void*)0); | |||
2822 | continue; | |||
2823 | } | |||
2824 | if (agentx_object_implied(axo, index->axv_axi)) | |||
2825 | data->avb_ostring.aos_slen = oid->aoi_idlen - j; | |||
2826 | else { | |||
2827 | data->avb_ostring.aos_slen = oid->aoi_id[j++]; | |||
2828 | if (data->avb_ostring.aos_slen >= | |||
2829 | AGENTX_OID_MAX_LEN128 - j) { | |||
2830 | data->avb_ostring.aos_slen = UINT32_MAX0xffffffffU; | |||
2831 | overflow = 1; | |||
2832 | } | |||
2833 | } | |||
2834 | if (data->avb_ostring.aos_slen == UINT32_MAX0xffffffffU || | |||
2835 | data->avb_ostring.aos_slen == 0) { | |||
2836 | data->avb_ostring.aos_string = NULL((void*)0); | |||
2837 | continue; | |||
2838 | } | |||
2839 | data->avb_ostring.aos_string = | |||
2840 | malloc(data->avb_ostring.aos_slen + 1); | |||
2841 | if (data->avb_ostring.aos_string == NULL((void*)0)) { | |||
2842 | agentx_log_axg_warn(axg, | |||
2843 | "Failed to bind string index"); | |||
2844 | agentx_varbind_error_type(axv, | |||
2845 | AX_PDU_ERROR_PROCESSINGERROR, 1); | |||
2846 | return; | |||
2847 | } | |||
2848 | for (k = 0; k < data->avb_ostring.aos_slen; k++, j++) { | |||
2849 | if (j < oid->aoi_idlen && oid->aoi_id[j] > 0xff) | |||
2850 | overflow = 1; | |||
2851 | if (overflow == 1) | |||
2852 | data->avb_ostring.aos_string[k] = 0xff; | |||
2853 | else if (j >= oid->aoi_idlen || overflow == -1) | |||
2854 | data->avb_ostring.aos_string[k] = '\0'; | |||
2855 | else | |||
2856 | data->avb_ostring.aos_string[k] = | |||
2857 | oid->aoi_id[j]; | |||
2858 | } | |||
2859 | data->avb_ostring.aos_string[k] = '\0'; | |||
2860 | j--; | |||
2861 | break; | |||
2862 | case AX_DATA_TYPE_OID: | |||
2863 | if (overflow == 1) { | |||
2864 | data->avb_oid.aoi_idlen = UINT32_MAX0xffffffffU; | |||
2865 | continue; | |||
2866 | } else if (j >= oid->aoi_idlen || overflow == -1) { | |||
2867 | data->avb_oid.aoi_idlen = 0; | |||
2868 | continue; | |||
2869 | } | |||
2870 | if (agentx_object_implied(axo, index->axv_axi)) | |||
2871 | data->avb_oid.aoi_idlen = oid->aoi_idlen - j; | |||
2872 | else { | |||
2873 | data->avb_oid.aoi_idlen = oid->aoi_id[j++]; | |||
2874 | if (data->avb_oid.aoi_idlen >= | |||
2875 | AGENTX_OID_MAX_LEN128 - j) { | |||
2876 | data->avb_oid.aoi_idlen = UINT32_MAX0xffffffffU; | |||
2877 | overflow = 1; | |||
2878 | } | |||
2879 | } | |||
2880 | if (data->avb_oid.aoi_idlen == UINT32_MAX0xffffffffU || | |||
2881 | data->avb_oid.aoi_idlen == 0) | |||
2882 | continue; | |||
2883 | for (k = 0; k < data->avb_oid.aoi_idlen; k++, j++) { | |||
2884 | if (overflow == 1) | |||
2885 | data->avb_oid.aoi_id[k] = UINT32_MAX0xffffffffU; | |||
2886 | else if (j >= oid->aoi_idlen || overflow == -1) | |||
2887 | data->avb_oid.aoi_id[k] = 0; | |||
2888 | else | |||
2889 | data->avb_oid.aoi_id[k] = | |||
2890 | oid->aoi_id[j]; | |||
2891 | } | |||
2892 | j--; | |||
2893 | break; | |||
2894 | case AX_DATA_TYPE_IPADDRESS: | |||
2895 | ipaddress = malloc(sizeof(*ipaddress)); | |||
2896 | if (ipaddress == NULL((void*)0)) { | |||
2897 | agentx_log_axg_warn(axg, | |||
2898 | "Failed to bind ipaddress index"); | |||
2899 | agentx_varbind_error_type(axv, | |||
2900 | AX_PDU_ERROR_PROCESSINGERROR, 1); | |||
2901 | return; | |||
2902 | } | |||
2903 | ipbytes = (unsigned char *)ipaddress; | |||
2904 | for (k = 0; k < 4; k++, j++) { | |||
2905 | if (j < oid->aoi_idlen && oid->aoi_id[j] > 255) | |||
2906 | overflow = 1; | |||
2907 | if (overflow == 1) | |||
2908 | ipbytes[k] = 255; | |||
2909 | else if (j >= oid->aoi_idlen || overflow == -1) | |||
2910 | ipbytes[k] = 0; | |||
2911 | else | |||
2912 | ipbytes[k] = oid->aoi_id[j]; | |||
2913 | } | |||
2914 | j--; | |||
2915 | data->avb_ostring.aos_slen = sizeof(*ipaddress); | |||
2916 | data->avb_ostring.aos_string = | |||
2917 | (unsigned char *)ipaddress; | |||
2918 | break; | |||
2919 | default: | |||
2920 | #ifdef AX_DEBUG | |||
2921 | agentx_log_axg_fatalx(axg, | |||
2922 | "%s: unexpected index type", __func__); | |||
2923 | #else | |||
2924 | agentx_log_axg_warnx(axg, | |||
2925 | "%s: unexpected index type", __func__); | |||
2926 | agentx_varbind_error_type(axv, | |||
2927 | AX_PDU_ERROR_PROCESSINGERROR, 1); | |||
2928 | return; | |||
2929 | #endif | |||
2930 | } | |||
2931 | } | |||
2932 | if (axv->axv_axg->axg_type == AX_PDU_TYPE_GET) { | |||
2933 | if (j != oid->aoi_idlen || overflow) { | |||
2934 | agentx_varbind_nosuchinstance(axv); | |||
2935 | return; | |||
2936 | } | |||
2937 | } | |||
2938 | ||||
2939 | if (overflow == 1) { | |||
2940 | axv->axv_include = 0; | |||
2941 | } else if (overflow == -1) { | |||
2942 | axv->axv_include = 1; | |||
2943 | } else if (j < oid->aoi_idlen) | |||
2944 | axv->axv_include = 0; | |||
2945 | else if (j > oid->aoi_idlen) | |||
2946 | axv->axv_include = 1; | |||
2947 | if (agentx_varbind_request(axv) == AGENTX_REQUEST_TYPE_GETNEXT && | |||
2948 | !dynamic) { | |||
2949 | agentx_varbind_endofmibview(axv); | |||
2950 | return; | |||
2951 | } | |||
2952 | ||||
2953 | axo->axo_get(axv); | |||
2954 | } | |||
2955 | ||||
2956 | void | |||
2957 | agentx_varbind_integer(struct agentx_varbind *axv, int32_t value) | |||
2958 | { | |||
2959 | axv->axv_vb.avb_type = AX_DATA_TYPE_INTEGER; | |||
2960 | axv->axv_vb.avb_data.avb_int32 = value; | |||
2961 | ||||
2962 | agentx_varbind_finalize(axv); | |||
2963 | } | |||
2964 | ||||
2965 | void | |||
2966 | agentx_varbind_string(struct agentx_varbind *axv, const char *value) | |||
2967 | { | |||
2968 | agentx_varbind_nstring(axv, (const unsigned char *)value, | |||
2969 | strlen(value)); | |||
2970 | } | |||
2971 | ||||
2972 | void | |||
2973 | agentx_varbind_nstring(struct agentx_varbind *axv, | |||
2974 | const unsigned char *value, size_t slen) | |||
2975 | { | |||
2976 | axv->axv_vb.avb_data.avb_ostring.aos_string = malloc(slen); | |||
2977 | if (axv->axv_vb.avb_data.avb_ostring.aos_string == NULL((void*)0)) { | |||
2978 | agentx_log_axg_warn(axv->axv_axg, "Couldn't bind string"); | |||
2979 | agentx_varbind_error_type(axv, | |||
2980 | AX_PDU_ERROR_PROCESSINGERROR, 1); | |||
2981 | return; | |||
2982 | } | |||
2983 | axv->axv_vb.avb_type = AX_DATA_TYPE_OCTETSTRING; | |||
2984 | memcpy(axv->axv_vb.avb_data.avb_ostring.aos_string, value, slen); | |||
2985 | axv->axv_vb.avb_data.avb_ostring.aos_slen = slen; | |||
2986 | ||||
2987 | agentx_varbind_finalize(axv); | |||
2988 | } | |||
2989 | ||||
2990 | void | |||
2991 | agentx_varbind_printf(struct agentx_varbind *axv, const char *fmt, ...) | |||
2992 | { | |||
2993 | va_list ap; | |||
2994 | int r; | |||
2995 | ||||
2996 | axv->axv_vb.avb_type = AX_DATA_TYPE_OCTETSTRING; | |||
2997 | va_start(ap, fmt)__builtin_va_start(ap, fmt); | |||
2998 | r = vasprintf((char **)&(axv->axv_vb.avb_data.avb_ostring.aos_string), | |||
2999 | fmt, ap); | |||
3000 | va_end(ap)__builtin_va_end(ap); | |||
3001 | if (r == -1) { | |||
3002 | axv->axv_vb.avb_data.avb_ostring.aos_string = NULL((void*)0); | |||
3003 | agentx_log_axg_warn(axv->axv_axg, "Couldn't bind string"); | |||
3004 | agentx_varbind_error_type(axv, AX_PDU_ERROR_PROCESSINGERROR, 1); | |||
3005 | return; | |||
3006 | } | |||
3007 | axv->axv_vb.avb_data.avb_ostring.aos_slen = r; | |||
3008 | ||||
3009 | agentx_varbind_finalize(axv); | |||
3010 | } | |||
3011 | ||||
3012 | void | |||
3013 | agentx_varbind_null(struct agentx_varbind *axv) | |||
3014 | { | |||
3015 | axv->axv_vb.avb_type = AX_DATA_TYPE_NULL; | |||
3016 | ||||
3017 | agentx_varbind_finalize(axv); | |||
3018 | } | |||
3019 | ||||
3020 | void | |||
3021 | agentx_varbind_oid(struct agentx_varbind *axv, const uint32_t oid[], | |||
3022 | size_t oidlen) | |||
3023 | { | |||
3024 | const char *errstr; | |||
3025 | ||||
3026 | axv->axv_vb.avb_type = AX_DATA_TYPE_OID; | |||
3027 | ||||
3028 | if (agentx_oidfill(&(axv->axv_vb.avb_data.avb_oid), | |||
3029 | oid, oidlen, &errstr) == -1) { | |||
3030 | #ifdef AX_DEBUG | |||
3031 | agentx_log_axg_fatalx(axv->axv_axg, "%s: %s", __func__, errstr); | |||
3032 | #else | |||
3033 | agentx_log_axg_warnx(axv->axv_axg, "%s: %s", __func__, errstr); | |||
3034 | agentx_varbind_error_type(axv, AX_PDU_ERROR_PROCESSINGERROR, 1); | |||
3035 | return; | |||
3036 | #endif | |||
3037 | } | |||
3038 | ||||
3039 | agentx_varbind_finalize(axv); | |||
3040 | } | |||
3041 | ||||
3042 | void | |||
3043 | agentx_varbind_object(struct agentx_varbind *axv, | |||
3044 | struct agentx_object *axo) | |||
3045 | { | |||
3046 | agentx_varbind_oid(axv, axo->axo_oid.aoi_id, | |||
3047 | axo->axo_oid.aoi_idlen); | |||
3048 | } | |||
3049 | ||||
3050 | void | |||
3051 | agentx_varbind_index(struct agentx_varbind *axv, | |||
3052 | struct agentx_index *axi) | |||
3053 | { | |||
3054 | agentx_varbind_oid(axv, axi->axi_vb.avb_oid.aoi_id, | |||
3055 | axi->axi_vb.avb_oid.aoi_idlen); | |||
3056 | } | |||
3057 | ||||
3058 | ||||
3059 | void | |||
3060 | agentx_varbind_ipaddress(struct agentx_varbind *axv, | |||
3061 | const struct in_addr *value) | |||
3062 | { | |||
3063 | axv->axv_vb.avb_type = AX_DATA_TYPE_IPADDRESS; | |||
3064 | axv->axv_vb.avb_data.avb_ostring.aos_string = malloc(4); | |||
3065 | if (axv->axv_vb.avb_data.avb_ostring.aos_string == NULL((void*)0)) { | |||
3066 | agentx_log_axg_warn(axv->axv_axg, "Couldn't bind ipaddress"); | |||
3067 | agentx_varbind_error_type(axv, | |||
3068 | AX_PDU_ERROR_PROCESSINGERROR, 1); | |||
3069 | return; | |||
3070 | } | |||
3071 | memcpy(axv->axv_vb.avb_data.avb_ostring.aos_string, value, 4); | |||
3072 | axv->axv_vb.avb_data.avb_ostring.aos_slen = 4; | |||
3073 | ||||
3074 | agentx_varbind_finalize(axv); | |||
3075 | } | |||
3076 | ||||
3077 | void | |||
3078 | agentx_varbind_counter32(struct agentx_varbind *axv, uint32_t value) | |||
3079 | { | |||
3080 | axv->axv_vb.avb_type = AX_DATA_TYPE_COUNTER32; | |||
3081 | axv->axv_vb.avb_data.avb_uint32 = value; | |||
3082 | ||||
3083 | agentx_varbind_finalize(axv); | |||
3084 | } | |||
3085 | ||||
3086 | void | |||
3087 | agentx_varbind_gauge32(struct agentx_varbind *axv, uint32_t value) | |||
3088 | { | |||
3089 | axv->axv_vb.avb_type = AX_DATA_TYPE_GAUGE32; | |||
3090 | axv->axv_vb.avb_data.avb_uint32 = value; | |||
3091 | ||||
3092 | agentx_varbind_finalize(axv); | |||
3093 | } | |||
3094 | ||||
3095 | void | |||
3096 | agentx_varbind_unsigned32(struct agentx_varbind *axv, uint32_t value) | |||
3097 | { | |||
3098 | agentx_varbind_gauge32(axv, value); | |||
3099 | } | |||
3100 | ||||
3101 | void | |||
3102 | agentx_varbind_timeticks(struct agentx_varbind *axv, uint32_t value) | |||
3103 | { | |||
3104 | axv->axv_vb.avb_type = AX_DATA_TYPE_TIMETICKS; | |||
3105 | axv->axv_vb.avb_data.avb_uint32 = value; | |||
3106 | ||||
3107 | agentx_varbind_finalize(axv); | |||
3108 | } | |||
3109 | ||||
3110 | void | |||
3111 | agentx_varbind_opaque(struct agentx_varbind *axv, const char *string, | |||
3112 | size_t strlen) | |||
3113 | { | |||
3114 | axv->axv_vb.avb_type = AX_DATA_TYPE_OPAQUE; | |||
3115 | axv->axv_vb.avb_data.avb_ostring.aos_string = malloc(strlen); | |||
3116 | if (axv->axv_vb.avb_data.avb_ostring.aos_string == NULL((void*)0)) { | |||
3117 | agentx_log_axg_warn(axv->axv_axg, "Couldn't bind opaque"); | |||
3118 | agentx_varbind_error_type(axv, | |||
3119 | AX_PDU_ERROR_PROCESSINGERROR, 1); | |||
3120 | return; | |||
3121 | } | |||
3122 | memcpy(axv->axv_vb.avb_data.avb_ostring.aos_string, string, strlen); | |||
3123 | axv->axv_vb.avb_data.avb_ostring.aos_slen = strlen; | |||
3124 | ||||
3125 | agentx_varbind_finalize(axv); | |||
3126 | } | |||
3127 | ||||
3128 | void | |||
3129 | agentx_varbind_counter64(struct agentx_varbind *axv, uint64_t value) | |||
3130 | { | |||
3131 | axv->axv_vb.avb_type = AX_DATA_TYPE_COUNTER64; | |||
3132 | axv->axv_vb.avb_data.avb_uint64 = value; | |||
3133 | ||||
3134 | agentx_varbind_finalize(axv); | |||
3135 | } | |||
3136 | ||||
3137 | void | |||
3138 | agentx_varbind_notfound(struct agentx_varbind *axv) | |||
3139 | { | |||
3140 | if (axv->axv_indexlen == 0) { | |||
3141 | #ifdef AX_DEBUG | |||
3142 | agentx_log_axg_fatalx(axv->axv_axg, "%s invalid call", | |||
3143 | __func__); | |||
3144 | #else | |||
3145 | agentx_log_axg_warnx(axv->axv_axg, "%s invalid call", | |||
3146 | __func__); | |||
3147 | agentx_varbind_error_type(axv, | |||
3148 | AX_PDU_ERROR_GENERR, 1); | |||
3149 | #endif | |||
3150 | } else if (axv->axv_axg->axg_type == AX_PDU_TYPE_GET) | |||
3151 | agentx_varbind_nosuchinstance(axv); | |||
3152 | else | |||
3153 | agentx_varbind_endofmibview(axv); | |||
3154 | } | |||
3155 | ||||
3156 | void | |||
3157 | agentx_varbind_error(struct agentx_varbind *axv) | |||
3158 | { | |||
3159 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 1); | |||
3160 | } | |||
3161 | ||||
3162 | static void | |||
3163 | agentx_varbind_error_type(struct agentx_varbind *axv, | |||
3164 | enum ax_pdu_error error, int done) | |||
3165 | { | |||
3166 | if (axv->axv_error == AX_PDU_ERROR_NOERROR) { | |||
3167 | axv->axv_error = error; | |||
3168 | } | |||
3169 | ||||
3170 | if (done) { | |||
3171 | axv->axv_vb.avb_type = AX_DATA_TYPE_NULL; | |||
3172 | ||||
3173 | agentx_varbind_finalize(axv); | |||
3174 | } | |||
3175 | } | |||
3176 | ||||
3177 | static void | |||
3178 | agentx_varbind_finalize(struct agentx_varbind *axv) | |||
3179 | { | |||
3180 | struct agentx_get *axg = axv->axv_axg; | |||
3181 | struct ax_oid oid; | |||
3182 | union ax_data *data; | |||
3183 | size_t i, j; | |||
3184 | int cmp; | |||
3185 | ||||
3186 | if (axv->axv_error != AX_PDU_ERROR_NOERROR) { | |||
3187 | bcopy(&(axv->axv_start), &(axv->axv_vb.avb_oid), | |||
3188 | sizeof(axv->axv_start)); | |||
3189 | goto done; | |||
3190 | } | |||
3191 | bcopy(&(axv->axv_axo->axo_oid), &oid, sizeof(oid)); | |||
3192 | if (axv->axv_indexlen == 0) | |||
3193 | ax_oid_add(&oid, 0); | |||
3194 | for (i = 0; i < axv->axv_indexlen; i++) { | |||
3195 | data = &(axv->axv_index[i].axv_idata); | |||
3196 | switch (axv->axv_index[i].axv_axi->axi_vb.avb_type) { | |||
3197 | case AX_DATA_TYPE_INTEGER: | |||
3198 | if (ax_oid_add(&oid, data->avb_int32) == -1) | |||
3199 | goto fail; | |||
3200 | break; | |||
3201 | case AX_DATA_TYPE_OCTETSTRING: | |||
3202 | if (!agentx_object_implied(axv->axv_axo, | |||
3203 | axv->axv_index[i].axv_axi)) { | |||
3204 | if (ax_oid_add(&oid, | |||
3205 | data->avb_ostring.aos_slen) == -1) | |||
3206 | goto fail; | |||
3207 | } | |||
3208 | for (j = 0; j < data->avb_ostring.aos_slen; j++) { | |||
3209 | if (ax_oid_add(&oid, | |||
3210 | (uint8_t)data->avb_ostring.aos_string[j]) == | |||
3211 | -1) | |||
3212 | goto fail; | |||
3213 | } | |||
3214 | break; | |||
3215 | case AX_DATA_TYPE_OID: | |||
3216 | if (!agentx_object_implied(axv->axv_axo, | |||
3217 | axv->axv_index[i].axv_axi)) { | |||
3218 | if (ax_oid_add(&oid, | |||
3219 | data->avb_oid.aoi_idlen) == -1) | |||
3220 | goto fail; | |||
3221 | } | |||
3222 | for (j = 0; j < data->avb_oid.aoi_idlen; j++) { | |||
3223 | if (ax_oid_add(&oid, | |||
3224 | data->avb_oid.aoi_id[j]) == -1) | |||
3225 | goto fail; | |||
3226 | } | |||
3227 | break; | |||
3228 | case AX_DATA_TYPE_IPADDRESS: | |||
3229 | for (j = 0; j < 4; j++) { | |||
3230 | if (ax_oid_add(&oid, | |||
3231 | data->avb_ostring.aos_string == NULL((void*)0) ? 0 : | |||
3232 | (uint8_t)data->avb_ostring.aos_string[j]) == | |||
3233 | -1) | |||
3234 | goto fail; | |||
3235 | } | |||
3236 | break; | |||
3237 | default: | |||
3238 | #ifdef AX_DEBUG | |||
3239 | agentx_log_axg_fatalx(axg, | |||
3240 | "%s: unsupported index type", __func__); | |||
3241 | #else | |||
3242 | bcopy(&(axv->axv_start), &(axv->axv_vb.avb_oid), | |||
3243 | sizeof(axv->axv_start)); | |||
3244 | axv->axv_error = AX_PDU_ERROR_PROCESSINGERROR; | |||
3245 | agentx_object_unlock(axv->axv_axo); | |||
3246 | agentx_get_finalize(axv->axv_axg); | |||
3247 | return; | |||
3248 | #endif | |||
3249 | } | |||
3250 | } | |||
3251 | cmp = ax_oid_cmp(&(axv->axv_vb.avb_oid), &oid); | |||
3252 | if ((agentx_varbind_request(axv) == AGENTX_REQUEST_TYPE_GETNEXT && | |||
3253 | cmp >= 0) || cmp > 0) { | |||
3254 | #ifdef AX_DEBUG | |||
3255 | agentx_log_axg_fatalx(axg, "indices not incremented"); | |||
3256 | #else | |||
3257 | agentx_log_axg_warnx(axg, "indices not incremented"); | |||
3258 | bcopy(&(axv->axv_start), &(axv->axv_vb.avb_oid), | |||
3259 | sizeof(axv->axv_start)); | |||
3260 | axv->axv_error = AX_PDU_ERROR_GENERR; | |||
3261 | #endif | |||
3262 | } else | |||
3263 | bcopy(&oid, &(axv->axv_vb.avb_oid), sizeof(oid)); | |||
3264 | done: | |||
3265 | agentx_object_unlock(axv->axv_axo); | |||
3266 | agentx_get_finalize(axv->axv_axg); | |||
3267 | return; | |||
3268 | ||||
3269 | fail: | |||
3270 | agentx_log_axg_warnx(axg, "oid too large"); | |||
3271 | bcopy(&(axv->axv_start), &(axv->axv_vb.avb_oid), | |||
3272 | sizeof(axv->axv_start)); | |||
3273 | axv->axv_error = AX_PDU_ERROR_GENERR; | |||
3274 | agentx_object_unlock(axv->axv_axo); | |||
3275 | agentx_get_finalize(axv->axv_axg); | |||
3276 | } | |||
3277 | ||||
3278 | static void | |||
3279 | agentx_varbind_nosuchobject(struct agentx_varbind *axv) | |||
3280 | { | |||
3281 | axv->axv_vb.avb_type = AX_DATA_TYPE_NOSUCHOBJECT; | |||
3282 | ||||
3283 | if (axv->axv_axo != NULL((void*)0)) | |||
3284 | agentx_object_unlock(axv->axv_axo); | |||
3285 | agentx_get_finalize(axv->axv_axg); | |||
3286 | } | |||
3287 | ||||
3288 | static void | |||
3289 | agentx_varbind_nosuchinstance(struct agentx_varbind *axv) | |||
3290 | { | |||
3291 | axv->axv_vb.avb_type = AX_DATA_TYPE_NOSUCHINSTANCE; | |||
3292 | ||||
3293 | if (axv->axv_axo != NULL((void*)0)) | |||
3294 | agentx_object_unlock(axv->axv_axo); | |||
3295 | agentx_get_finalize(axv->axv_axg); | |||
3296 | } | |||
3297 | ||||
3298 | static void | |||
3299 | agentx_varbind_endofmibview(struct agentx_varbind *axv) | |||
3300 | { | |||
3301 | struct agentx_object *axo; | |||
3302 | struct ax_varbind *vb; | |||
3303 | struct agentx_varbind_index *index; | |||
3304 | size_t i; | |||
3305 | ||||
3306 | #ifdef AX_DEBUG | |||
3307 | if (axv->axv_axg->axg_type != AX_PDU_TYPE_GETNEXT && | |||
3308 | axv->axv_axg->axg_type != AX_PDU_TYPE_GETBULK) | |||
3309 | agentx_log_axg_fatalx(axv->axv_axg, | |||
3310 | "%s: invalid request type", __func__); | |||
3311 | #endif | |||
3312 | ||||
3313 | if (axv->axv_axo != NULL((void*)0) && | |||
3314 | (axo = RB_NEXT(axc_objects, &(axc->axc_objects),axc_objects_RB_NEXT(axv->axv_axo) | |||
3315 | axv->axv_axo)axc_objects_RB_NEXT(axv->axv_axo)) != NULL((void*)0) && | |||
3316 | ax_oid_cmp(&(axo->axo_oid), &(axv->axv_end)) < 0) { | |||
3317 | bcopy(&(axo->axo_oid), &(axv->axv_vb.avb_oid), | |||
3318 | sizeof(axo->axo_oid)); | |||
3319 | axv->axv_include = 1; | |||
3320 | for (i = 0; i < axv->axv_indexlen; i++) { | |||
3321 | index = &(axv->axv_index[i]); | |||
3322 | vb = &(index->axv_axi->axi_vb); | |||
3323 | if (vb->avb_type == AX_DATA_TYPE_OCTETSTRING || | |||
3324 | vb->avb_type == AX_DATA_TYPE_IPADDRESS) | |||
3325 | free(index->axv_idata.avb_ostring.aos_string); | |||
3326 | } | |||
3327 | bzero(&(axv->axv_index), sizeof(axv->axv_index)); | |||
3328 | agentx_object_unlock(axv->axv_axo); | |||
3329 | agentx_varbind_start(axv); | |||
3330 | return; | |||
3331 | } | |||
3332 | ||||
3333 | axv->axv_vb.avb_type = AX_DATA_TYPE_ENDOFMIBVIEW; | |||
3334 | ||||
3335 | if (axv->axv_axo != NULL((void*)0)) | |||
3336 | agentx_object_unlock(axv->axv_axo); | |||
3337 | agentx_get_finalize(axv->axv_axg); | |||
3338 | } | |||
3339 | ||||
3340 | enum agentx_request_type | |||
3341 | agentx_varbind_request(struct agentx_varbind *axv) | |||
3342 | { | |||
3343 | if (axv->axv_axg->axg_type == AX_PDU_TYPE_GET) | |||
3344 | return AGENTX_REQUEST_TYPE_GET; | |||
3345 | if (axv->axv_include) | |||
3346 | return AGENTX_REQUEST_TYPE_GETNEXTINCLUSIVE; | |||
3347 | return AGENTX_REQUEST_TYPE_GETNEXT; | |||
3348 | } | |||
3349 | ||||
3350 | struct agentx_object * | |||
3351 | agentx_varbind_get_object(struct agentx_varbind *axv) | |||
3352 | { | |||
3353 | return axv->axv_axo; | |||
3354 | } | |||
3355 | ||||
3356 | int32_t | |||
3357 | agentx_varbind_get_index_integer(struct agentx_varbind *axv, | |||
3358 | struct agentx_index *axi) | |||
3359 | { | |||
3360 | size_t i; | |||
3361 | ||||
3362 | if (axi->axi_vb.avb_type != AX_DATA_TYPE_INTEGER) { | |||
3363 | #ifdef AX_DEBUG | |||
3364 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index type"); | |||
3365 | #else | |||
3366 | agentx_log_axg_warnx(axv->axv_axg, "invalid index type"); | |||
3367 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3368 | return 0; | |||
3369 | #endif | |||
3370 | } | |||
3371 | ||||
3372 | for (i = 0; i < axv->axv_indexlen; i++) { | |||
3373 | if (axv->axv_index[i].axv_axi == axi) | |||
3374 | return axv->axv_index[i].axv_idata.avb_int32; | |||
3375 | } | |||
3376 | #ifdef AX_DEBUG | |||
3377 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index"); | |||
3378 | #else | |||
3379 | agentx_log_axg_warnx(axv->axv_axg, "invalid index"); | |||
3380 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3381 | return 0; | |||
3382 | #endif | |||
3383 | } | |||
3384 | ||||
3385 | const unsigned char * | |||
3386 | agentx_varbind_get_index_string(struct agentx_varbind *axv, | |||
3387 | struct agentx_index *axi, size_t *slen, int *implied) | |||
3388 | { | |||
3389 | struct agentx_varbind_index *index; | |||
3390 | size_t i; | |||
3391 | ||||
3392 | if (axi->axi_vb.avb_type != AX_DATA_TYPE_OCTETSTRING) { | |||
3393 | #ifdef AX_DEBUG | |||
3394 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index type"); | |||
3395 | #else | |||
3396 | agentx_log_axg_warnx(axv->axv_axg, "invalid index type"); | |||
3397 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3398 | *slen = 0; | |||
3399 | *implied = 0; | |||
3400 | return NULL((void*)0); | |||
3401 | #endif | |||
3402 | } | |||
3403 | ||||
3404 | for (i = 0; i < axv->axv_indexlen; i++) { | |||
3405 | if (axv->axv_index[i].axv_axi == axi) { | |||
3406 | index = &(axv->axv_index[i]); | |||
3407 | *slen = index->axv_idata.avb_ostring.aos_slen; | |||
3408 | *implied = agentx_object_implied(axv->axv_axo, axi); | |||
3409 | return index->axv_idata.avb_ostring.aos_string; | |||
3410 | } | |||
3411 | } | |||
3412 | ||||
3413 | #ifdef AX_DEBUG | |||
3414 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index"); | |||
3415 | #else | |||
3416 | agentx_log_axg_warnx(axv->axv_axg, "invalid index"); | |||
3417 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3418 | *slen = 0; | |||
3419 | *implied = 0; | |||
3420 | return NULL((void*)0); | |||
3421 | #endif | |||
3422 | } | |||
3423 | ||||
3424 | const uint32_t * | |||
3425 | agentx_varbind_get_index_oid(struct agentx_varbind *axv, | |||
3426 | struct agentx_index *axi, size_t *oidlen, int *implied) | |||
3427 | { | |||
3428 | struct agentx_varbind_index *index; | |||
3429 | size_t i; | |||
3430 | ||||
3431 | if (axi->axi_vb.avb_type != AX_DATA_TYPE_OID) { | |||
3432 | #ifdef AX_DEBUG | |||
3433 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index type"); | |||
3434 | #else | |||
3435 | agentx_log_axg_warnx(axv->axv_axg, "invalid index type"); | |||
3436 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3437 | *oidlen = 0; | |||
3438 | *implied = 0; | |||
3439 | return NULL((void*)0); | |||
3440 | #endif | |||
3441 | } | |||
3442 | ||||
3443 | for (i = 0; i < axv->axv_indexlen; i++) { | |||
3444 | if (axv->axv_index[i].axv_axi == axi) { | |||
3445 | index = &(axv->axv_index[i]); | |||
3446 | *oidlen = index->axv_idata.avb_oid.aoi_idlen; | |||
3447 | *implied = agentx_object_implied(axv->axv_axo, axi); | |||
3448 | return index->axv_idata.avb_oid.aoi_id; | |||
3449 | } | |||
3450 | } | |||
3451 | ||||
3452 | #ifdef AX_DEBUG | |||
3453 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index"); | |||
3454 | #else | |||
3455 | agentx_log_axg_warnx(axv->axv_axg, "invalid index"); | |||
3456 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3457 | *oidlen = 0; | |||
3458 | *implied = 0; | |||
3459 | return NULL((void*)0); | |||
3460 | #endif | |||
3461 | } | |||
3462 | ||||
3463 | const struct in_addr * | |||
3464 | agentx_varbind_get_index_ipaddress(struct agentx_varbind *axv, | |||
3465 | struct agentx_index *axi) | |||
3466 | { | |||
3467 | static struct in_addr nuladdr = {0}; | |||
3468 | struct agentx_varbind_index *index; | |||
3469 | size_t i; | |||
3470 | ||||
3471 | if (axi->axi_vb.avb_type != AX_DATA_TYPE_IPADDRESS) { | |||
3472 | #ifdef AX_DEBUG | |||
3473 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index type"); | |||
3474 | #else | |||
3475 | agentx_log_axg_warnx(axv->axv_axg, "invalid index type"); | |||
3476 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3477 | return NULL((void*)0); | |||
3478 | #endif | |||
3479 | } | |||
3480 | ||||
3481 | for (i = 0; i < axv->axv_indexlen; i++) { | |||
3482 | if (axv->axv_index[i].axv_axi == axi) { | |||
3483 | index = &(axv->axv_index[i]); | |||
3484 | if (index->axv_idata.avb_ostring.aos_string == NULL((void*)0)) | |||
3485 | return &nuladdr; | |||
3486 | return (struct in_addr *) | |||
3487 | index->axv_idata.avb_ostring.aos_string; | |||
3488 | } | |||
3489 | } | |||
3490 | ||||
3491 | #ifdef AX_DEBUG | |||
3492 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index"); | |||
3493 | #else | |||
3494 | agentx_log_axg_warnx(axv->axv_axg, "invalid index"); | |||
3495 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3496 | return NULL((void*)0); | |||
3497 | #endif | |||
3498 | } | |||
3499 | ||||
3500 | void | |||
3501 | agentx_varbind_set_index_integer(struct agentx_varbind *axv, | |||
3502 | struct agentx_index *axi, int32_t value) | |||
3503 | { | |||
3504 | size_t i; | |||
3505 | ||||
3506 | if (axi->axi_vb.avb_type != AX_DATA_TYPE_INTEGER) { | |||
3507 | #ifdef AX_DEBUG | |||
3508 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index type"); | |||
3509 | #else | |||
3510 | agentx_log_axg_warnx(axv->axv_axg, "invalid index type"); | |||
3511 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3512 | return; | |||
3513 | #endif | |||
3514 | } | |||
3515 | ||||
3516 | if (value < 0) { | |||
3517 | #ifdef AX_DEBUG | |||
3518 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index value"); | |||
3519 | #else | |||
3520 | agentx_log_axg_warnx(axv->axv_axg, "invalid index value"); | |||
3521 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3522 | return; | |||
3523 | #endif | |||
3524 | } | |||
3525 | ||||
3526 | for (i = 0; i < axv->axv_indexlen; i++) { | |||
3527 | if (axv->axv_index[i].axv_axi == axi) { | |||
3528 | if (axv->axv_axg->axg_type == AX_PDU_TYPE_GET && | |||
3529 | axv->axv_index[i].axv_idata.avb_int32 != value) { | |||
3530 | #ifdef AX_DEBUG | |||
3531 | agentx_log_axg_fatalx(axv->axv_axg, | |||
3532 | "can't change index on GET"); | |||
3533 | #else | |||
3534 | agentx_log_axg_warnx(axv->axv_axg, | |||
3535 | "can't change index on GET"); | |||
3536 | agentx_varbind_error_type(axv, | |||
3537 | AX_PDU_ERROR_GENERR, 0); | |||
3538 | return; | |||
3539 | #endif | |||
3540 | } | |||
3541 | axv->axv_index[i].axv_idata.avb_int32 = value; | |||
3542 | return; | |||
3543 | } | |||
3544 | } | |||
3545 | #ifdef AX_DEBUG | |||
3546 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index"); | |||
3547 | #else | |||
3548 | agentx_log_axg_warnx(axv->axv_axg, "invalid index"); | |||
3549 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3550 | #endif | |||
3551 | } | |||
3552 | ||||
3553 | void | |||
3554 | agentx_varbind_set_index_string(struct agentx_varbind *axv, | |||
3555 | struct agentx_index *axi, const char *value) | |||
3556 | { | |||
3557 | agentx_varbind_set_index_nstring(axv, axi, | |||
3558 | (const unsigned char *)value, strlen(value)); | |||
3559 | } | |||
3560 | ||||
3561 | void | |||
3562 | agentx_varbind_set_index_nstring(struct agentx_varbind *axv, | |||
3563 | struct agentx_index *axi, const unsigned char *value, size_t slen) | |||
3564 | { | |||
3565 | struct ax_ostring *curvalue; | |||
3566 | unsigned char *nstring; | |||
3567 | size_t i; | |||
3568 | ||||
3569 | if (axi->axi_vb.avb_type != AX_DATA_TYPE_OCTETSTRING) { | |||
3570 | #ifdef AX_DEBUG | |||
3571 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index type"); | |||
3572 | #else | |||
3573 | agentx_log_axg_warnx(axv->axv_axg, "invalid index type"); | |||
3574 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3575 | return; | |||
3576 | #endif | |||
3577 | } | |||
3578 | ||||
3579 | for (i = 0; i < axv->axv_indexlen; i++) { | |||
3580 | if (axv->axv_index[i].axv_axi == axi) { | |||
3581 | if (axi->axi_vb.avb_data.avb_ostring.aos_slen != 0 && | |||
3582 | axi->axi_vb.avb_data.avb_ostring.aos_slen != slen) { | |||
3583 | #ifdef AX_DEBUG | |||
3584 | agentx_log_axg_fatalx(axv->axv_axg, | |||
3585 | "invalid string length on explicit length " | |||
3586 | "string"); | |||
3587 | #else | |||
3588 | agentx_log_axg_warnx(axv->axv_axg, | |||
3589 | "invalid string length on explicit length " | |||
3590 | "string"); | |||
3591 | agentx_varbind_error_type(axv, | |||
3592 | AX_PDU_ERROR_GENERR, 0); | |||
3593 | return; | |||
3594 | #endif | |||
3595 | } | |||
3596 | curvalue = &(axv->axv_index[i].axv_idata.avb_ostring); | |||
3597 | if (axv->axv_axg->axg_type == AX_PDU_TYPE_GET && | |||
3598 | (curvalue->aos_slen != slen || | |||
3599 | memcmp(curvalue->aos_string, value, slen) != 0)) { | |||
3600 | #ifdef AX_DEBUG | |||
3601 | agentx_log_axg_fatalx(axv->axv_axg, | |||
3602 | "can't change index on GET"); | |||
3603 | #else | |||
3604 | agentx_log_axg_warnx(axv->axv_axg, | |||
3605 | "can't change index on GET"); | |||
3606 | agentx_varbind_error_type(axv, | |||
3607 | AX_PDU_ERROR_GENERR, 0); | |||
3608 | return; | |||
3609 | #endif | |||
3610 | } | |||
3611 | if ((nstring = recallocarray(curvalue->aos_string, | |||
3612 | curvalue->aos_slen + 1, slen + 1, 1)) == NULL((void*)0)) { | |||
3613 | agentx_log_axg_warn(axv->axv_axg, | |||
3614 | "Failed to bind string index"); | |||
3615 | agentx_varbind_error_type(axv, | |||
3616 | AX_PDU_ERROR_PROCESSINGERROR, 0); | |||
3617 | return; | |||
3618 | } | |||
3619 | curvalue->aos_string = nstring; | |||
3620 | memcpy(nstring, value, slen); | |||
3621 | curvalue->aos_slen = slen; | |||
3622 | return; | |||
3623 | } | |||
3624 | } | |||
3625 | #ifdef AX_DEBUG | |||
3626 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index"); | |||
3627 | #else | |||
3628 | agentx_log_axg_warnx(axv->axv_axg, "invalid index"); | |||
3629 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3630 | #endif | |||
3631 | } | |||
3632 | ||||
3633 | void | |||
3634 | agentx_varbind_set_index_oid(struct agentx_varbind *axv, | |||
3635 | struct agentx_index *axi, const uint32_t *value, size_t oidlen) | |||
3636 | { | |||
3637 | struct ax_oid *curvalue, oid; | |||
3638 | const char *errstr; | |||
3639 | size_t i; | |||
3640 | ||||
3641 | if (axi->axi_vb.avb_type != AX_DATA_TYPE_OID) { | |||
3642 | #ifdef AX_DEBUG | |||
3643 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index type"); | |||
3644 | #else | |||
3645 | agentx_log_axg_warnx(axv->axv_axg, "invalid index type"); | |||
3646 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3647 | return; | |||
3648 | #endif | |||
3649 | } | |||
3650 | ||||
3651 | for (i = 0; i < axv->axv_indexlen; i++) { | |||
3652 | if (axv->axv_index[i].axv_axi == axi) { | |||
3653 | if (axi->axi_vb.avb_data.avb_oid.aoi_idlen != 0 && | |||
3654 | axi->axi_vb.avb_data.avb_oid.aoi_idlen != oidlen) { | |||
3655 | #ifdef AX_DEBUG | |||
3656 | agentx_log_axg_fatalx(axv->axv_axg, | |||
3657 | "invalid oid length on explicit length " | |||
3658 | "oid"); | |||
3659 | #else | |||
3660 | agentx_log_axg_warnx(axv->axv_axg, | |||
3661 | "invalid oid length on explicit length " | |||
3662 | "oid"); | |||
3663 | agentx_varbind_error_type(axv, | |||
3664 | AX_PDU_ERROR_GENERR, 0); | |||
3665 | return; | |||
3666 | #endif | |||
3667 | } | |||
3668 | curvalue = &(axv->axv_index[i].axv_idata.avb_oid); | |||
3669 | if (agentx_oidfill(&oid, value, | |||
3670 | oidlen, &errstr) == -1) { | |||
3671 | #ifdef AX_DEBUG | |||
3672 | agentx_log_axg_fatalx(axv->axv_axg, "%s: %s", | |||
3673 | __func__, errstr); | |||
3674 | #else | |||
3675 | agentx_log_axg_warnx(axv->axv_axg, "%s: %s", | |||
3676 | __func__, errstr); | |||
3677 | agentx_varbind_error_type(axv, | |||
3678 | AX_PDU_ERROR_PROCESSINGERROR, 1); | |||
3679 | return; | |||
3680 | #endif | |||
3681 | } | |||
3682 | ||||
3683 | if (axv->axv_axg->axg_type == AX_PDU_TYPE_GET && | |||
3684 | ax_oid_cmp(&oid, curvalue) != 0) { | |||
3685 | #ifdef AX_DEBUG | |||
3686 | agentx_log_axg_fatalx(axv->axv_axg, | |||
3687 | "can't change index on GET"); | |||
3688 | #else | |||
3689 | agentx_log_axg_warnx(axv->axv_axg, | |||
3690 | "can't change index on GET"); | |||
3691 | agentx_varbind_error_type(axv, | |||
3692 | AX_PDU_ERROR_GENERR, 0); | |||
3693 | return; | |||
3694 | #endif | |||
3695 | } | |||
3696 | ||||
3697 | *curvalue = oid; | |||
3698 | return; | |||
3699 | } | |||
3700 | } | |||
3701 | #ifdef AX_DEBUG | |||
3702 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index"); | |||
3703 | #else | |||
3704 | agentx_log_axg_warnx(axv->axv_axg, "invalid index"); | |||
3705 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3706 | #endif | |||
3707 | } | |||
3708 | ||||
3709 | void | |||
3710 | agentx_varbind_set_index_object(struct agentx_varbind *axv, | |||
3711 | struct agentx_index *axi, struct agentx_object *axo) | |||
3712 | { | |||
3713 | agentx_varbind_set_index_oid(axv, axi, axo->axo_oid.aoi_id, | |||
3714 | axo->axo_oid.aoi_idlen); | |||
3715 | } | |||
3716 | ||||
3717 | void | |||
3718 | agentx_varbind_set_index_ipaddress(struct agentx_varbind *axv, | |||
3719 | struct agentx_index *axi, const struct in_addr *addr) | |||
3720 | { | |||
3721 | struct ax_ostring *curvalue; | |||
3722 | size_t i; | |||
3723 | ||||
3724 | if (axi->axi_vb.avb_type != AX_DATA_TYPE_IPADDRESS) { | |||
3725 | #ifdef AX_DEBUG | |||
3726 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index type"); | |||
3727 | #else | |||
3728 | agentx_log_axg_warnx(axv->axv_axg, "invalid index type"); | |||
3729 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3730 | return; | |||
3731 | #endif | |||
3732 | } | |||
3733 | ||||
3734 | for (i = 0; i < axv->axv_indexlen; i++) { | |||
3735 | if (axv->axv_index[i].axv_axi == axi) { | |||
3736 | curvalue = &(axv->axv_index[i].axv_idata.avb_ostring); | |||
3737 | if (curvalue->aos_string == NULL((void*)0)) | |||
3738 | curvalue->aos_string = calloc(1, sizeof(*addr)); | |||
3739 | if (curvalue->aos_string == NULL((void*)0)) { | |||
3740 | agentx_log_axg_warn(axv->axv_axg, | |||
3741 | "Failed to bind ipaddress index"); | |||
3742 | agentx_varbind_error_type(axv, | |||
3743 | AX_PDU_ERROR_PROCESSINGERROR, 0); | |||
3744 | return; | |||
3745 | } | |||
3746 | if (axv->axv_axg->axg_type == AX_PDU_TYPE_GET && | |||
3747 | memcmp(addr, curvalue->aos_string, | |||
3748 | sizeof(*addr)) != 0) { | |||
3749 | #ifdef AX_DEBUG | |||
3750 | agentx_log_axg_fatalx(axv->axv_axg, | |||
3751 | "can't change index on GET"); | |||
3752 | #else | |||
3753 | agentx_log_axg_warnx(axv->axv_axg, | |||
3754 | "can't change index on GET"); | |||
3755 | agentx_varbind_error_type(axv, | |||
3756 | AX_PDU_ERROR_GENERR, 0); | |||
3757 | return; | |||
3758 | #endif | |||
3759 | } | |||
3760 | bcopy(addr, curvalue->aos_string, sizeof(*addr)); | |||
3761 | return; | |||
3762 | } | |||
3763 | } | |||
3764 | #ifdef AX_DEBUG | |||
3765 | agentx_log_axg_fatalx(axv->axv_axg, "invalid index"); | |||
3766 | #else | |||
3767 | agentx_log_axg_warnx(axv->axv_axg, "invalid index"); | |||
3768 | agentx_varbind_error_type(axv, AX_PDU_ERROR_GENERR, 0); | |||
3769 | #endif | |||
3770 | } | |||
3771 | ||||
3772 | static int | |||
3773 | agentx_request(struct agentx *ax, uint32_t packetid, | |||
3774 | int (*cb)(struct ax_pdu *, void *), void *cookie) | |||
3775 | { | |||
3776 | struct agentx_request *axr; | |||
3777 | ||||
3778 | #ifdef AX_DEBUG | |||
3779 | if (ax->ax_ax->ax_wblen == 0) | |||
3780 | agentx_log_ax_fatalx(ax, "%s: no data to be written", | |||
3781 | __func__); | |||
3782 | #endif | |||
3783 | ||||
3784 | if ((axr = calloc(1, sizeof(*axr))) == NULL((void*)0)) { | |||
3785 | agentx_log_ax_warn(ax, "couldn't create request context"); | |||
3786 | agentx_reset(ax); | |||
3787 | return -1; | |||
3788 | } | |||
3789 | ||||
3790 | axr->axr_packetid = packetid; | |||
3791 | axr->axr_cb = cb; | |||
3792 | axr->axr_cookie = cookie; | |||
3793 | if (RB_INSERT(ax_requests, &(ax->ax_requests), axr)ax_requests_RB_INSERT(&(ax->ax_requests), axr) != NULL((void*)0)) { | |||
3794 | #ifdef AX_DEBUG | |||
3795 | agentx_log_ax_fatalx(ax, "%s: duplicate packetid", __func__); | |||
3796 | #else | |||
3797 | agentx_log_ax_warnx(ax, "%s: duplicate packetid", __func__); | |||
3798 | free(axr); | |||
3799 | agentx_reset(ax); | |||
3800 | return -1; | |||
3801 | #endif | |||
3802 | } | |||
3803 | ||||
3804 | agentx_wantwrite(ax, ax->ax_fd); | |||
3805 | return 0; | |||
3806 | } | |||
3807 | ||||
3808 | static int | |||
3809 | agentx_request_cmp(struct agentx_request *r1, | |||
3810 | struct agentx_request *r2) | |||
3811 | { | |||
3812 | return r1->axr_packetid < r2->axr_packetid ? -1 : | |||
3813 | r1->axr_packetid > r2->axr_packetid; | |||
3814 | } | |||
3815 | ||||
3816 | static int | |||
3817 | agentx_strcat(char **dst, const char *src) | |||
3818 | { | |||
3819 | char *tmp; | |||
3820 | size_t dstlen = 0, buflen = 0, srclen, nbuflen; | |||
3821 | ||||
3822 | if (*dst != NULL((void*)0)) { | |||
3823 | dstlen = strlen(*dst); | |||
3824 | buflen = ((dstlen / 512) + 1) * 512; | |||
3825 | } | |||
3826 | ||||
3827 | srclen = strlen(src); | |||
3828 | if (*dst == NULL((void*)0) || dstlen + srclen > buflen) { | |||
3829 | nbuflen = (((dstlen + srclen) / 512) + 1) * 512; | |||
3830 | tmp = recallocarray(*dst, buflen, nbuflen, sizeof(*tmp)); | |||
3831 | if (tmp == NULL((void*)0)) | |||
3832 | return -1; | |||
3833 | *dst = tmp; | |||
3834 | buflen = nbuflen; | |||
3835 | } | |||
3836 | ||||
3837 | (void)strlcat(*dst, src, buflen); | |||
3838 | return 0; | |||
3839 | } | |||
3840 | ||||
3841 | static int | |||
3842 | agentx_oidfill(struct ax_oid *oid, const uint32_t oidval[], size_t oidlen, | |||
3843 | const char **errstr) | |||
3844 | { | |||
3845 | size_t i; | |||
3846 | ||||
3847 | if (oidlen < AGENTX_OID_MIN_LEN2) { | |||
3848 | *errstr = "oidlen < 2"; | |||
3849 | errno(*__errno()) = EINVAL22; | |||
3850 | return -1; | |||
3851 | } | |||
3852 | if (oidlen > AGENTX_OID_MAX_LEN128) { | |||
3853 | *errstr = "oidlen > 128"; | |||
3854 | errno(*__errno()) = EINVAL22; | |||
3855 | return -1; | |||
3856 | } | |||
3857 | ||||
3858 | for (i = 0; i < oidlen; i++) | |||
3859 | oid->aoi_id[i] = oidval[i]; | |||
3860 | oid->aoi_idlen = oidlen; | |||
3861 | return 0; | |||
3862 | } | |||
3863 | ||||
3864 | void | |||
3865 | agentx_read(struct agentx *ax) | |||
3866 | { | |||
3867 | struct agentx_session *axs; | |||
3868 | struct agentx_context *axc; | |||
3869 | struct agentx_request axr_search, *axr; | |||
3870 | struct ax_pdu *pdu; | |||
3871 | int error; | |||
3872 | ||||
3873 | if ((pdu = ax_recv(ax->ax_ax)) == NULL((void*)0)) { | |||
3874 | if (errno(*__errno()) == EAGAIN35) | |||
3875 | return; | |||
3876 | agentx_log_ax_warn(ax, "lost connection"); | |||
3877 | agentx_reset(ax); | |||
3878 | return; | |||
3879 | } | |||
3880 | ||||
3881 | TAILQ_FOREACH(axs, &(ax->ax_sessions), axs_ax_sessions)for((axs) = ((&(ax->ax_sessions))->tqh_first); (axs ) != ((void*)0); (axs) = ((axs)->axs_ax_sessions.tqe_next) ) { | |||
3882 | if (axs->axs_id == pdu->ap_header.aph_sessionid) | |||
3883 | break; | |||
3884 | if (axs->axs_cstate == AX_CSTATE_WAITOPEN && | |||
3885 | axs->axs_packetid == pdu->ap_header.aph_packetid) | |||
3886 | break; | |||
3887 | } | |||
3888 | if (axs == NULL((void*)0)) { | |||
3889 | agentx_log_ax_warnx(ax, "received unexpected session: %d", | |||
3890 | pdu->ap_header.aph_sessionid); | |||
3891 | ax_pdu_free(pdu); | |||
3892 | agentx_reset(ax); | |||
3893 | return; | |||
3894 | } | |||
3895 | TAILQ_FOREACH(axc, &(axs->axs_contexts), axc_axs_contexts)for((axc) = ((&(axs->axs_contexts))->tqh_first); (axc ) != ((void*)0); (axc) = ((axc)->axc_axs_contexts.tqe_next )) { | |||
3896 | if ((pdu->ap_header.aph_flags & | |||
3897 | AX_PDU_FLAG_NON_DEFAULT_CONTEXT(1 << 3)) == 0 && | |||
3898 | axc->axc_name_default == 1) | |||
3899 | break; | |||
3900 | if (pdu->ap_header.aph_flags & | |||
3901 | AX_PDU_FLAG_NON_DEFAULT_CONTEXT(1 << 3) && | |||
3902 | axc->axc_name_default == 0 && | |||
3903 | pdu->ap_context.aos_slen == axc->axc_name.aos_slen && | |||
3904 | memcmp(pdu->ap_context.aos_string, | |||
3905 | axc->axc_name.aos_string, axc->axc_name.aos_slen) == 0) | |||
3906 | break; | |||
3907 | } | |||
3908 | if (pdu->ap_header.aph_type != AX_PDU_TYPE_RESPONSE) { | |||
3909 | if (axc == NULL((void*)0)) { | |||
3910 | agentx_log_ax_warnx(ax, "%s: invalid context", | |||
3911 | pdu->ap_context.aos_string); | |||
3912 | ax_pdu_free(pdu); | |||
3913 | agentx_reset(ax); | |||
3914 | return; | |||
3915 | } | |||
3916 | } | |||
3917 | ||||
3918 | switch (pdu->ap_header.aph_type) { | |||
3919 | case AX_PDU_TYPE_GET: | |||
3920 | case AX_PDU_TYPE_GETNEXT: | |||
3921 | case AX_PDU_TYPE_GETBULK: | |||
3922 | agentx_get_start(axc, pdu); | |||
3923 | break; | |||
3924 | /* Add stubs for set functions */ | |||
3925 | case AX_PDU_TYPE_TESTSET: | |||
3926 | case AX_PDU_TYPE_COMMITSET: | |||
3927 | case AX_PDU_TYPE_UNDOSET: | |||
3928 | if (pdu->ap_header.aph_type == AX_PDU_TYPE_TESTSET) | |||
3929 | error = AX_PDU_ERROR_NOTWRITABLE; | |||
3930 | else if (pdu->ap_header.aph_type == AX_PDU_TYPE_COMMITSET) | |||
3931 | error = AX_PDU_ERROR_COMMITFAILED; | |||
3932 | else | |||
3933 | error = AX_PDU_ERROR_UNDOFAILED; | |||
3934 | ||||
3935 | agentx_log_axc_debug(axc, "unsupported call: %s", | |||
3936 | ax_pdutype2string(pdu->ap_header.aph_type)); | |||
3937 | if (ax_response(ax->ax_ax, axs->axs_id, | |||
3938 | pdu->ap_header.aph_transactionid, | |||
3939 | pdu->ap_header.aph_packetid, | |||
3940 | axc == NULL((void*)0) ? NULL((void*)0) : AGENTX_CONTEXT_CTX(axc)(axc->axc_name_default ? ((void*)0) : &(axc->axc_name )), | |||
3941 | 0, error, 1, NULL((void*)0), 0) == -1) | |||
3942 | agentx_log_axc_warn(axc, | |||
3943 | "transaction: %u packetid: %u: failed to send " | |||
3944 | "reply", pdu->ap_header.aph_transactionid, | |||
3945 | pdu->ap_header.aph_packetid); | |||
3946 | if (ax->ax_ax->ax_wblen > 0) | |||
3947 | agentx_wantwrite(ax, ax->ax_fd); | |||
3948 | break; | |||
3949 | case AX_PDU_TYPE_CLEANUPSET: | |||
3950 | agentx_log_ax_debug(ax, "unsupported call: %s", | |||
3951 | ax_pdutype2string(pdu->ap_header.aph_type)); | |||
3952 | break; | |||
3953 | case AX_PDU_TYPE_RESPONSE: | |||
3954 | axr_search.axr_packetid = pdu->ap_header.aph_packetid; | |||
3955 | axr = RB_FIND(ax_requests, &(ax->ax_requests), &axr_search)ax_requests_RB_FIND(&(ax->ax_requests), &axr_search ); | |||
3956 | if (axr == NULL((void*)0)) { | |||
3957 | if (axc == NULL((void*)0)) | |||
3958 | agentx_log_ax_warnx(ax, "received " | |||
3959 | "response on non-request"); | |||
3960 | else | |||
3961 | agentx_log_axc_warnx(axc, "received " | |||
3962 | "response on non-request"); | |||
3963 | break; | |||
3964 | } | |||
3965 | if (axc != NULL((void*)0) && pdu->ap_payload.ap_response.ap_error == 0) { | |||
3966 | axc->axc_sysuptime = | |||
3967 | pdu->ap_payload.ap_response.ap_uptime; | |||
3968 | (void) clock_gettime(CLOCK_MONOTONIC3, | |||
3969 | &(axc->axc_sysuptimespec)); | |||
3970 | } | |||
3971 | RB_REMOVE(ax_requests, &(ax->ax_requests), axr)ax_requests_RB_REMOVE(&(ax->ax_requests), axr); | |||
3972 | (void) axr->axr_cb(pdu, axr->axr_cookie); | |||
3973 | free(axr); | |||
3974 | break; | |||
3975 | default: | |||
3976 | if (axc == NULL((void*)0)) | |||
3977 | agentx_log_ax_warnx(ax, "unsupported call: %s", | |||
3978 | ax_pdutype2string(pdu->ap_header.aph_type)); | |||
3979 | else | |||
3980 | agentx_log_axc_warnx(axc, "unsupported call: %s", | |||
3981 | ax_pdutype2string(pdu->ap_header.aph_type)); | |||
3982 | agentx_reset(ax); | |||
3983 | break; | |||
3984 | } | |||
3985 | ax_pdu_free(pdu); | |||
3986 | } | |||
3987 | ||||
3988 | void | |||
3989 | agentx_write(struct agentx *ax) | |||
3990 | { | |||
3991 | ssize_t send; | |||
3992 | ||||
3993 | if ((send = ax_send(ax->ax_ax)) == -1) { | |||
3994 | if (errno(*__errno()) == EAGAIN35) { | |||
3995 | agentx_wantwrite(ax, ax->ax_fd); | |||
3996 | return; | |||
3997 | } | |||
3998 | agentx_log_ax_warn(ax, "lost connection"); | |||
3999 | agentx_reset(ax); | |||
4000 | return; | |||
4001 | } | |||
4002 | if (send > 0) | |||
4003 | agentx_wantwrite(ax, ax->ax_fd); | |||
4004 | } | |||
4005 | ||||
4006 | RB_GENERATE_STATIC(ax_requests, agentx_request, axr_ax_requests,__attribute__((__unused__)) static void ax_requests_RB_INSERT_COLOR (struct ax_requests *head, struct agentx_request *elm) { struct agentx_request *parent, *gparent, *tmp; while ((parent = (elm )->axr_ax_requests.rbe_parent) && (parent)->axr_ax_requests .rbe_color == 1) { gparent = (parent)->axr_ax_requests.rbe_parent ; if (parent == (gparent)->axr_ax_requests.rbe_left) { tmp = (gparent)->axr_ax_requests.rbe_right; if (tmp && (tmp)->axr_ax_requests.rbe_color == 1) { (tmp)->axr_ax_requests .rbe_color = 0; do { (parent)->axr_ax_requests.rbe_color = 0; (gparent)->axr_ax_requests.rbe_color = 1; } while (0); elm = gparent; continue; } if ((parent)->axr_ax_requests. rbe_right == elm) { do { (tmp) = (parent)->axr_ax_requests .rbe_right; if (((parent)->axr_ax_requests.rbe_right = (tmp )->axr_ax_requests.rbe_left)) { ((tmp)->axr_ax_requests .rbe_left)->axr_ax_requests.rbe_parent = (parent); } do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent = (parent )->axr_ax_requests.rbe_parent)) { if ((parent) == ((parent )->axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_left ) ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((parent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_left = (parent); (parent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); tmp = parent; parent = elm; elm = tmp; } do { (parent)-> axr_ax_requests.rbe_color = 0; (gparent)->axr_ax_requests. rbe_color = 1; } while (0); do { (tmp) = (gparent)->axr_ax_requests .rbe_left; if (((gparent)->axr_ax_requests.rbe_left = (tmp )->axr_ax_requests.rbe_right)) { ((tmp)->axr_ax_requests .rbe_right)->axr_ax_requests.rbe_parent = (gparent); } do { } while (0); if (((tmp)->axr_ax_requests.rbe_parent = (gparent )->axr_ax_requests.rbe_parent)) { if ((gparent) == ((gparent )->axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_left ) ((gparent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((gparent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_right = (gparent); (gparent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); } else { tmp = (gparent)->axr_ax_requests.rbe_left; if (tmp && (tmp)->axr_ax_requests.rbe_color == 1) { ( tmp)->axr_ax_requests.rbe_color = 0; do { (parent)->axr_ax_requests .rbe_color = 0; (gparent)->axr_ax_requests.rbe_color = 1; } while (0); elm = gparent; continue; } if ((parent)->axr_ax_requests .rbe_left == elm) { do { (tmp) = (parent)->axr_ax_requests .rbe_left; if (((parent)->axr_ax_requests.rbe_left = (tmp) ->axr_ax_requests.rbe_right)) { ((tmp)->axr_ax_requests .rbe_right)->axr_ax_requests.rbe_parent = (parent); } do { } while (0); if (((tmp)->axr_ax_requests.rbe_parent = (parent )->axr_ax_requests.rbe_parent)) { if ((parent) == ((parent )->axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_left ) ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((parent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_right = (parent); (parent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); tmp = parent; parent = elm; elm = tmp; } do { (parent)-> axr_ax_requests.rbe_color = 0; (gparent)->axr_ax_requests. rbe_color = 1; } while (0); do { (tmp) = (gparent)->axr_ax_requests .rbe_right; if (((gparent)->axr_ax_requests.rbe_right = (tmp )->axr_ax_requests.rbe_left)) { ((tmp)->axr_ax_requests .rbe_left)->axr_ax_requests.rbe_parent = (gparent); } do { } while (0); if (((tmp)->axr_ax_requests.rbe_parent = (gparent )->axr_ax_requests.rbe_parent)) { if ((gparent) == ((gparent )->axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_left ) ((gparent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((gparent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_left = (gparent); (gparent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); } } (head->rbh_root)->axr_ax_requests.rbe_color = 0; } __attribute__((__unused__)) static void ax_requests_RB_REMOVE_COLOR (struct ax_requests *head, struct agentx_request *parent, struct agentx_request *elm) { struct agentx_request *tmp; while ((elm == ((void*)0) || (elm)->axr_ax_requests.rbe_color == 0) && elm != (head)->rbh_root) { if ((parent)->axr_ax_requests .rbe_left == elm) { tmp = (parent)->axr_ax_requests.rbe_right ; if ((tmp)->axr_ax_requests.rbe_color == 1) { do { (tmp)-> axr_ax_requests.rbe_color = 0; (parent)->axr_ax_requests.rbe_color = 1; } while (0); do { (tmp) = (parent)->axr_ax_requests. rbe_right; if (((parent)->axr_ax_requests.rbe_right = (tmp )->axr_ax_requests.rbe_left)) { ((tmp)->axr_ax_requests .rbe_left)->axr_ax_requests.rbe_parent = (parent); } do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent = (parent )->axr_ax_requests.rbe_parent)) { if ((parent) == ((parent )->axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_left ) ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((parent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_left = (parent); (parent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axr_ax_requests.rbe_right; } if (((tmp )->axr_ax_requests.rbe_left == ((void*)0) || ((tmp)->axr_ax_requests .rbe_left)->axr_ax_requests.rbe_color == 0) && ((tmp )->axr_ax_requests.rbe_right == ((void*)0) || ((tmp)->axr_ax_requests .rbe_right)->axr_ax_requests.rbe_color == 0)) { (tmp)-> axr_ax_requests.rbe_color = 1; elm = parent; parent = (elm)-> axr_ax_requests.rbe_parent; } else { if ((tmp)->axr_ax_requests .rbe_right == ((void*)0) || ((tmp)->axr_ax_requests.rbe_right )->axr_ax_requests.rbe_color == 0) { struct agentx_request *oleft; if ((oleft = (tmp)->axr_ax_requests.rbe_left)) (oleft )->axr_ax_requests.rbe_color = 0; (tmp)->axr_ax_requests .rbe_color = 1; do { (oleft) = (tmp)->axr_ax_requests.rbe_left ; if (((tmp)->axr_ax_requests.rbe_left = (oleft)->axr_ax_requests .rbe_right)) { ((oleft)->axr_ax_requests.rbe_right)->axr_ax_requests .rbe_parent = (tmp); } do {} while (0); if (((oleft)->axr_ax_requests .rbe_parent = (tmp)->axr_ax_requests.rbe_parent)) { if ((tmp ) == ((tmp)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left) ((tmp)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (oleft); else ((tmp)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (oleft); } else (head)-> rbh_root = (oleft); (oleft)->axr_ax_requests.rbe_right = ( tmp); (tmp)->axr_ax_requests.rbe_parent = (oleft); do {} while (0); if (((oleft)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axr_ax_requests.rbe_right ; } (tmp)->axr_ax_requests.rbe_color = (parent)->axr_ax_requests .rbe_color; (parent)->axr_ax_requests.rbe_color = 0; if (( tmp)->axr_ax_requests.rbe_right) ((tmp)->axr_ax_requests .rbe_right)->axr_ax_requests.rbe_color = 0; do { (tmp) = ( parent)->axr_ax_requests.rbe_right; if (((parent)->axr_ax_requests .rbe_right = (tmp)->axr_ax_requests.rbe_left)) { ((tmp)-> axr_ax_requests.rbe_left)->axr_ax_requests.rbe_parent = (parent ); } do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent = (parent)->axr_ax_requests.rbe_parent)) { if ((parent) == ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left) ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((parent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_left = (parent); (parent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); elm = (head)->rbh_root; break; } } else { tmp = (parent )->axr_ax_requests.rbe_left; if ((tmp)->axr_ax_requests .rbe_color == 1) { do { (tmp)->axr_ax_requests.rbe_color = 0; (parent)->axr_ax_requests.rbe_color = 1; } while (0); do { (tmp) = (parent)->axr_ax_requests.rbe_left; if (((parent )->axr_ax_requests.rbe_left = (tmp)->axr_ax_requests.rbe_right )) { ((tmp)->axr_ax_requests.rbe_right)->axr_ax_requests .rbe_parent = (parent); } do {} while (0); if (((tmp)->axr_ax_requests .rbe_parent = (parent)->axr_ax_requests.rbe_parent)) { if ( (parent) == ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left) ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((parent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_right = (parent); (parent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axr_ax_requests.rbe_left; } if (((tmp )->axr_ax_requests.rbe_left == ((void*)0) || ((tmp)->axr_ax_requests .rbe_left)->axr_ax_requests.rbe_color == 0) && ((tmp )->axr_ax_requests.rbe_right == ((void*)0) || ((tmp)->axr_ax_requests .rbe_right)->axr_ax_requests.rbe_color == 0)) { (tmp)-> axr_ax_requests.rbe_color = 1; elm = parent; parent = (elm)-> axr_ax_requests.rbe_parent; } else { if ((tmp)->axr_ax_requests .rbe_left == ((void*)0) || ((tmp)->axr_ax_requests.rbe_left )->axr_ax_requests.rbe_color == 0) { struct agentx_request *oright; if ((oright = (tmp)->axr_ax_requests.rbe_right)) (oright)->axr_ax_requests.rbe_color = 0; (tmp)->axr_ax_requests .rbe_color = 1; do { (oright) = (tmp)->axr_ax_requests.rbe_right ; if (((tmp)->axr_ax_requests.rbe_right = (oright)->axr_ax_requests .rbe_left)) { ((oright)->axr_ax_requests.rbe_left)->axr_ax_requests .rbe_parent = (tmp); } do {} while (0); if (((oright)->axr_ax_requests .rbe_parent = (tmp)->axr_ax_requests.rbe_parent)) { if ((tmp ) == ((tmp)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left) ((tmp)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (oright); else ((tmp)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (oright); } else (head)-> rbh_root = (oright); (oright)->axr_ax_requests.rbe_left = ( tmp); (tmp)->axr_ax_requests.rbe_parent = (oright); do {} while (0); if (((oright)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axr_ax_requests.rbe_left ; } (tmp)->axr_ax_requests.rbe_color = (parent)->axr_ax_requests .rbe_color; (parent)->axr_ax_requests.rbe_color = 0; if (( tmp)->axr_ax_requests.rbe_left) ((tmp)->axr_ax_requests .rbe_left)->axr_ax_requests.rbe_color = 0; do { (tmp) = (parent )->axr_ax_requests.rbe_left; if (((parent)->axr_ax_requests .rbe_left = (tmp)->axr_ax_requests.rbe_right)) { ((tmp)-> axr_ax_requests.rbe_right)->axr_ax_requests.rbe_parent = ( parent); } do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent = (parent)->axr_ax_requests.rbe_parent)) { if ((parent) == ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left) ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((parent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_right = (parent); (parent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); elm = (head)->rbh_root; break; } } } if (elm) (elm)-> axr_ax_requests.rbe_color = 0; } __attribute__((__unused__)) static struct agentx_request * ax_requests_RB_REMOVE(struct ax_requests *head, struct agentx_request *elm) { struct agentx_request * child, *parent, *old = elm; int color; if ((elm)->axr_ax_requests .rbe_left == ((void*)0)) child = (elm)->axr_ax_requests.rbe_right ; else if ((elm)->axr_ax_requests.rbe_right == ((void*)0)) child = (elm)->axr_ax_requests.rbe_left; else { struct agentx_request *left; elm = (elm)->axr_ax_requests.rbe_right; while ((left = (elm)->axr_ax_requests.rbe_left)) elm = left; child = ( elm)->axr_ax_requests.rbe_right; parent = (elm)->axr_ax_requests .rbe_parent; color = (elm)->axr_ax_requests.rbe_color; if ( child) (child)->axr_ax_requests.rbe_parent = parent; if (parent ) { if ((parent)->axr_ax_requests.rbe_left == elm) (parent )->axr_ax_requests.rbe_left = child; else (parent)->axr_ax_requests .rbe_right = child; do {} while (0); } else (head)->rbh_root = child; if ((elm)->axr_ax_requests.rbe_parent == old) parent = elm; (elm)->axr_ax_requests = (old)->axr_ax_requests ; if ((old)->axr_ax_requests.rbe_parent) { if (((old)-> axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_left == old ) ((old)->axr_ax_requests.rbe_parent)->axr_ax_requests. rbe_left = elm; else ((old)->axr_ax_requests.rbe_parent)-> axr_ax_requests.rbe_right = elm; do {} while (0); } else (head )->rbh_root = elm; ((old)->axr_ax_requests.rbe_left)-> axr_ax_requests.rbe_parent = elm; if ((old)->axr_ax_requests .rbe_right) ((old)->axr_ax_requests.rbe_right)->axr_ax_requests .rbe_parent = elm; if (parent) { left = parent; do { do {} while (0); } while ((left = (left)->axr_ax_requests.rbe_parent) ); } goto color; } parent = (elm)->axr_ax_requests.rbe_parent ; color = (elm)->axr_ax_requests.rbe_color; if (child) (child )->axr_ax_requests.rbe_parent = parent; if (parent) { if ( (parent)->axr_ax_requests.rbe_left == elm) (parent)->axr_ax_requests .rbe_left = child; else (parent)->axr_ax_requests.rbe_right = child; do {} while (0); } else (head)->rbh_root = child ; color: if (color == 0) ax_requests_RB_REMOVE_COLOR(head, parent , child); return (old); } __attribute__((__unused__)) static struct agentx_request * ax_requests_RB_INSERT(struct ax_requests *head , struct agentx_request *elm) { struct agentx_request *tmp; struct agentx_request *parent = ((void*)0); int comp = 0; tmp = (head )->rbh_root; while (tmp) { parent = tmp; comp = (agentx_request_cmp )(elm, parent); if (comp < 0) tmp = (tmp)->axr_ax_requests .rbe_left; else if (comp > 0) tmp = (tmp)->axr_ax_requests .rbe_right; else return (tmp); } do { (elm)->axr_ax_requests .rbe_parent = parent; (elm)->axr_ax_requests.rbe_left = (elm )->axr_ax_requests.rbe_right = ((void*)0); (elm)->axr_ax_requests .rbe_color = 1; } while (0); if (parent != ((void*)0)) { if ( comp < 0) (parent)->axr_ax_requests.rbe_left = elm; else (parent)->axr_ax_requests.rbe_right = elm; do {} while (0 ); } else (head)->rbh_root = elm; ax_requests_RB_INSERT_COLOR (head, elm); return (((void*)0)); } __attribute__((__unused__ )) static struct agentx_request * ax_requests_RB_FIND(struct ax_requests *head, struct agentx_request *elm) { struct agentx_request * tmp = (head)->rbh_root; int comp; while (tmp) { comp = agentx_request_cmp (elm, tmp); if (comp < 0) tmp = (tmp)->axr_ax_requests. rbe_left; else if (comp > 0) tmp = (tmp)->axr_ax_requests .rbe_right; else return (tmp); } return (((void*)0)); } __attribute__ ((__unused__)) static struct agentx_request * ax_requests_RB_NFIND (struct ax_requests *head, struct agentx_request *elm) { struct agentx_request *tmp = (head)->rbh_root; struct agentx_request *res = ((void*)0); int comp; while (tmp) { comp = agentx_request_cmp (elm, tmp); if (comp < 0) { res = tmp; tmp = (tmp)->axr_ax_requests .rbe_left; } else if (comp > 0) tmp = (tmp)->axr_ax_requests .rbe_right; else return (tmp); } return (res); } __attribute__ ((__unused__)) static struct agentx_request * ax_requests_RB_NEXT (struct agentx_request *elm) { if ((elm)->axr_ax_requests. rbe_right) { elm = (elm)->axr_ax_requests.rbe_right; while ((elm)->axr_ax_requests.rbe_left) elm = (elm)->axr_ax_requests .rbe_left; } else { if ((elm)->axr_ax_requests.rbe_parent && (elm == ((elm)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left)) elm = (elm)->axr_ax_requests.rbe_parent; else { while ((elm)->axr_ax_requests.rbe_parent && (elm == ((elm)->axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_right )) elm = (elm)->axr_ax_requests.rbe_parent; elm = (elm)-> axr_ax_requests.rbe_parent; } } return (elm); } __attribute__ ((__unused__)) static struct agentx_request * ax_requests_RB_PREV (struct agentx_request *elm) { if ((elm)->axr_ax_requests. rbe_left) { elm = (elm)->axr_ax_requests.rbe_left; while ( (elm)->axr_ax_requests.rbe_right) elm = (elm)->axr_ax_requests .rbe_right; } else { if ((elm)->axr_ax_requests.rbe_parent && (elm == ((elm)->axr_ax_requests.rbe_parent)-> axr_ax_requests.rbe_right)) elm = (elm)->axr_ax_requests.rbe_parent ; else { while ((elm)->axr_ax_requests.rbe_parent && (elm == ((elm)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left)) elm = (elm)->axr_ax_requests.rbe_parent; elm = (elm)->axr_ax_requests.rbe_parent; } } return (elm); } __attribute__ ((__unused__)) static struct agentx_request * ax_requests_RB_MINMAX (struct ax_requests *head, int val) { struct agentx_request * tmp = (head)->rbh_root; struct agentx_request *parent = (( void*)0); while (tmp) { parent = tmp; if (val < 0) tmp = ( tmp)->axr_ax_requests.rbe_left; else tmp = (tmp)->axr_ax_requests .rbe_right; } return (parent); } | |||
4007 | agentx_request_cmp)__attribute__((__unused__)) static void ax_requests_RB_INSERT_COLOR (struct ax_requests *head, struct agentx_request *elm) { struct agentx_request *parent, *gparent, *tmp; while ((parent = (elm )->axr_ax_requests.rbe_parent) && (parent)->axr_ax_requests .rbe_color == 1) { gparent = (parent)->axr_ax_requests.rbe_parent ; if (parent == (gparent)->axr_ax_requests.rbe_left) { tmp = (gparent)->axr_ax_requests.rbe_right; if (tmp && (tmp)->axr_ax_requests.rbe_color == 1) { (tmp)->axr_ax_requests .rbe_color = 0; do { (parent)->axr_ax_requests.rbe_color = 0; (gparent)->axr_ax_requests.rbe_color = 1; } while (0); elm = gparent; continue; } if ((parent)->axr_ax_requests. rbe_right == elm) { do { (tmp) = (parent)->axr_ax_requests .rbe_right; if (((parent)->axr_ax_requests.rbe_right = (tmp )->axr_ax_requests.rbe_left)) { ((tmp)->axr_ax_requests .rbe_left)->axr_ax_requests.rbe_parent = (parent); } do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent = (parent )->axr_ax_requests.rbe_parent)) { if ((parent) == ((parent )->axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_left ) ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((parent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_left = (parent); (parent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); tmp = parent; parent = elm; elm = tmp; } do { (parent)-> axr_ax_requests.rbe_color = 0; (gparent)->axr_ax_requests. rbe_color = 1; } while (0); do { (tmp) = (gparent)->axr_ax_requests .rbe_left; if (((gparent)->axr_ax_requests.rbe_left = (tmp )->axr_ax_requests.rbe_right)) { ((tmp)->axr_ax_requests .rbe_right)->axr_ax_requests.rbe_parent = (gparent); } do { } while (0); if (((tmp)->axr_ax_requests.rbe_parent = (gparent )->axr_ax_requests.rbe_parent)) { if ((gparent) == ((gparent )->axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_left ) ((gparent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((gparent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_right = (gparent); (gparent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); } else { tmp = (gparent)->axr_ax_requests.rbe_left; if (tmp && (tmp)->axr_ax_requests.rbe_color == 1) { ( tmp)->axr_ax_requests.rbe_color = 0; do { (parent)->axr_ax_requests .rbe_color = 0; (gparent)->axr_ax_requests.rbe_color = 1; } while (0); elm = gparent; continue; } if ((parent)->axr_ax_requests .rbe_left == elm) { do { (tmp) = (parent)->axr_ax_requests .rbe_left; if (((parent)->axr_ax_requests.rbe_left = (tmp) ->axr_ax_requests.rbe_right)) { ((tmp)->axr_ax_requests .rbe_right)->axr_ax_requests.rbe_parent = (parent); } do { } while (0); if (((tmp)->axr_ax_requests.rbe_parent = (parent )->axr_ax_requests.rbe_parent)) { if ((parent) == ((parent )->axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_left ) ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((parent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_right = (parent); (parent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); tmp = parent; parent = elm; elm = tmp; } do { (parent)-> axr_ax_requests.rbe_color = 0; (gparent)->axr_ax_requests. rbe_color = 1; } while (0); do { (tmp) = (gparent)->axr_ax_requests .rbe_right; if (((gparent)->axr_ax_requests.rbe_right = (tmp )->axr_ax_requests.rbe_left)) { ((tmp)->axr_ax_requests .rbe_left)->axr_ax_requests.rbe_parent = (gparent); } do { } while (0); if (((tmp)->axr_ax_requests.rbe_parent = (gparent )->axr_ax_requests.rbe_parent)) { if ((gparent) == ((gparent )->axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_left ) ((gparent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((gparent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_left = (gparent); (gparent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); } } (head->rbh_root)->axr_ax_requests.rbe_color = 0; } __attribute__((__unused__)) static void ax_requests_RB_REMOVE_COLOR (struct ax_requests *head, struct agentx_request *parent, struct agentx_request *elm) { struct agentx_request *tmp; while ((elm == ((void*)0) || (elm)->axr_ax_requests.rbe_color == 0) && elm != (head)->rbh_root) { if ((parent)->axr_ax_requests .rbe_left == elm) { tmp = (parent)->axr_ax_requests.rbe_right ; if ((tmp)->axr_ax_requests.rbe_color == 1) { do { (tmp)-> axr_ax_requests.rbe_color = 0; (parent)->axr_ax_requests.rbe_color = 1; } while (0); do { (tmp) = (parent)->axr_ax_requests. rbe_right; if (((parent)->axr_ax_requests.rbe_right = (tmp )->axr_ax_requests.rbe_left)) { ((tmp)->axr_ax_requests .rbe_left)->axr_ax_requests.rbe_parent = (parent); } do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent = (parent )->axr_ax_requests.rbe_parent)) { if ((parent) == ((parent )->axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_left ) ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((parent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_left = (parent); (parent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axr_ax_requests.rbe_right; } if (((tmp )->axr_ax_requests.rbe_left == ((void*)0) || ((tmp)->axr_ax_requests .rbe_left)->axr_ax_requests.rbe_color == 0) && ((tmp )->axr_ax_requests.rbe_right == ((void*)0) || ((tmp)->axr_ax_requests .rbe_right)->axr_ax_requests.rbe_color == 0)) { (tmp)-> axr_ax_requests.rbe_color = 1; elm = parent; parent = (elm)-> axr_ax_requests.rbe_parent; } else { if ((tmp)->axr_ax_requests .rbe_right == ((void*)0) || ((tmp)->axr_ax_requests.rbe_right )->axr_ax_requests.rbe_color == 0) { struct agentx_request *oleft; if ((oleft = (tmp)->axr_ax_requests.rbe_left)) (oleft )->axr_ax_requests.rbe_color = 0; (tmp)->axr_ax_requests .rbe_color = 1; do { (oleft) = (tmp)->axr_ax_requests.rbe_left ; if (((tmp)->axr_ax_requests.rbe_left = (oleft)->axr_ax_requests .rbe_right)) { ((oleft)->axr_ax_requests.rbe_right)->axr_ax_requests .rbe_parent = (tmp); } do {} while (0); if (((oleft)->axr_ax_requests .rbe_parent = (tmp)->axr_ax_requests.rbe_parent)) { if ((tmp ) == ((tmp)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left) ((tmp)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (oleft); else ((tmp)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (oleft); } else (head)-> rbh_root = (oleft); (oleft)->axr_ax_requests.rbe_right = ( tmp); (tmp)->axr_ax_requests.rbe_parent = (oleft); do {} while (0); if (((oleft)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axr_ax_requests.rbe_right ; } (tmp)->axr_ax_requests.rbe_color = (parent)->axr_ax_requests .rbe_color; (parent)->axr_ax_requests.rbe_color = 0; if (( tmp)->axr_ax_requests.rbe_right) ((tmp)->axr_ax_requests .rbe_right)->axr_ax_requests.rbe_color = 0; do { (tmp) = ( parent)->axr_ax_requests.rbe_right; if (((parent)->axr_ax_requests .rbe_right = (tmp)->axr_ax_requests.rbe_left)) { ((tmp)-> axr_ax_requests.rbe_left)->axr_ax_requests.rbe_parent = (parent ); } do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent = (parent)->axr_ax_requests.rbe_parent)) { if ((parent) == ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left) ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((parent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_left = (parent); (parent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); elm = (head)->rbh_root; break; } } else { tmp = (parent )->axr_ax_requests.rbe_left; if ((tmp)->axr_ax_requests .rbe_color == 1) { do { (tmp)->axr_ax_requests.rbe_color = 0; (parent)->axr_ax_requests.rbe_color = 1; } while (0); do { (tmp) = (parent)->axr_ax_requests.rbe_left; if (((parent )->axr_ax_requests.rbe_left = (tmp)->axr_ax_requests.rbe_right )) { ((tmp)->axr_ax_requests.rbe_right)->axr_ax_requests .rbe_parent = (parent); } do {} while (0); if (((tmp)->axr_ax_requests .rbe_parent = (parent)->axr_ax_requests.rbe_parent)) { if ( (parent) == ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left) ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((parent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_right = (parent); (parent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axr_ax_requests.rbe_left; } if (((tmp )->axr_ax_requests.rbe_left == ((void*)0) || ((tmp)->axr_ax_requests .rbe_left)->axr_ax_requests.rbe_color == 0) && ((tmp )->axr_ax_requests.rbe_right == ((void*)0) || ((tmp)->axr_ax_requests .rbe_right)->axr_ax_requests.rbe_color == 0)) { (tmp)-> axr_ax_requests.rbe_color = 1; elm = parent; parent = (elm)-> axr_ax_requests.rbe_parent; } else { if ((tmp)->axr_ax_requests .rbe_left == ((void*)0) || ((tmp)->axr_ax_requests.rbe_left )->axr_ax_requests.rbe_color == 0) { struct agentx_request *oright; if ((oright = (tmp)->axr_ax_requests.rbe_right)) (oright)->axr_ax_requests.rbe_color = 0; (tmp)->axr_ax_requests .rbe_color = 1; do { (oright) = (tmp)->axr_ax_requests.rbe_right ; if (((tmp)->axr_ax_requests.rbe_right = (oright)->axr_ax_requests .rbe_left)) { ((oright)->axr_ax_requests.rbe_left)->axr_ax_requests .rbe_parent = (tmp); } do {} while (0); if (((oright)->axr_ax_requests .rbe_parent = (tmp)->axr_ax_requests.rbe_parent)) { if ((tmp ) == ((tmp)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left) ((tmp)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (oright); else ((tmp)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (oright); } else (head)-> rbh_root = (oright); (oright)->axr_ax_requests.rbe_left = ( tmp); (tmp)->axr_ax_requests.rbe_parent = (oright); do {} while (0); if (((oright)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axr_ax_requests.rbe_left ; } (tmp)->axr_ax_requests.rbe_color = (parent)->axr_ax_requests .rbe_color; (parent)->axr_ax_requests.rbe_color = 0; if (( tmp)->axr_ax_requests.rbe_left) ((tmp)->axr_ax_requests .rbe_left)->axr_ax_requests.rbe_color = 0; do { (tmp) = (parent )->axr_ax_requests.rbe_left; if (((parent)->axr_ax_requests .rbe_left = (tmp)->axr_ax_requests.rbe_right)) { ((tmp)-> axr_ax_requests.rbe_right)->axr_ax_requests.rbe_parent = ( parent); } do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent = (parent)->axr_ax_requests.rbe_parent)) { if ((parent) == ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left) ((parent)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left = (tmp); else ((parent)->axr_ax_requests.rbe_parent )->axr_ax_requests.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axr_ax_requests.rbe_right = (parent); (parent )->axr_ax_requests.rbe_parent = (tmp); do {} while (0); if (((tmp)->axr_ax_requests.rbe_parent)) do {} while (0); } while (0); elm = (head)->rbh_root; break; } } } if (elm) (elm)-> axr_ax_requests.rbe_color = 0; } __attribute__((__unused__)) static struct agentx_request * ax_requests_RB_REMOVE(struct ax_requests *head, struct agentx_request *elm) { struct agentx_request * child, *parent, *old = elm; int color; if ((elm)->axr_ax_requests .rbe_left == ((void*)0)) child = (elm)->axr_ax_requests.rbe_right ; else if ((elm)->axr_ax_requests.rbe_right == ((void*)0)) child = (elm)->axr_ax_requests.rbe_left; else { struct agentx_request *left; elm = (elm)->axr_ax_requests.rbe_right; while ((left = (elm)->axr_ax_requests.rbe_left)) elm = left; child = ( elm)->axr_ax_requests.rbe_right; parent = (elm)->axr_ax_requests .rbe_parent; color = (elm)->axr_ax_requests.rbe_color; if ( child) (child)->axr_ax_requests.rbe_parent = parent; if (parent ) { if ((parent)->axr_ax_requests.rbe_left == elm) (parent )->axr_ax_requests.rbe_left = child; else (parent)->axr_ax_requests .rbe_right = child; do {} while (0); } else (head)->rbh_root = child; if ((elm)->axr_ax_requests.rbe_parent == old) parent = elm; (elm)->axr_ax_requests = (old)->axr_ax_requests ; if ((old)->axr_ax_requests.rbe_parent) { if (((old)-> axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_left == old ) ((old)->axr_ax_requests.rbe_parent)->axr_ax_requests. rbe_left = elm; else ((old)->axr_ax_requests.rbe_parent)-> axr_ax_requests.rbe_right = elm; do {} while (0); } else (head )->rbh_root = elm; ((old)->axr_ax_requests.rbe_left)-> axr_ax_requests.rbe_parent = elm; if ((old)->axr_ax_requests .rbe_right) ((old)->axr_ax_requests.rbe_right)->axr_ax_requests .rbe_parent = elm; if (parent) { left = parent; do { do {} while (0); } while ((left = (left)->axr_ax_requests.rbe_parent) ); } goto color; } parent = (elm)->axr_ax_requests.rbe_parent ; color = (elm)->axr_ax_requests.rbe_color; if (child) (child )->axr_ax_requests.rbe_parent = parent; if (parent) { if ( (parent)->axr_ax_requests.rbe_left == elm) (parent)->axr_ax_requests .rbe_left = child; else (parent)->axr_ax_requests.rbe_right = child; do {} while (0); } else (head)->rbh_root = child ; color: if (color == 0) ax_requests_RB_REMOVE_COLOR(head, parent , child); return (old); } __attribute__((__unused__)) static struct agentx_request * ax_requests_RB_INSERT(struct ax_requests *head , struct agentx_request *elm) { struct agentx_request *tmp; struct agentx_request *parent = ((void*)0); int comp = 0; tmp = (head )->rbh_root; while (tmp) { parent = tmp; comp = (agentx_request_cmp )(elm, parent); if (comp < 0) tmp = (tmp)->axr_ax_requests .rbe_left; else if (comp > 0) tmp = (tmp)->axr_ax_requests .rbe_right; else return (tmp); } do { (elm)->axr_ax_requests .rbe_parent = parent; (elm)->axr_ax_requests.rbe_left = (elm )->axr_ax_requests.rbe_right = ((void*)0); (elm)->axr_ax_requests .rbe_color = 1; } while (0); if (parent != ((void*)0)) { if ( comp < 0) (parent)->axr_ax_requests.rbe_left = elm; else (parent)->axr_ax_requests.rbe_right = elm; do {} while (0 ); } else (head)->rbh_root = elm; ax_requests_RB_INSERT_COLOR (head, elm); return (((void*)0)); } __attribute__((__unused__ )) static struct agentx_request * ax_requests_RB_FIND(struct ax_requests *head, struct agentx_request *elm) { struct agentx_request * tmp = (head)->rbh_root; int comp; while (tmp) { comp = agentx_request_cmp (elm, tmp); if (comp < 0) tmp = (tmp)->axr_ax_requests. rbe_left; else if (comp > 0) tmp = (tmp)->axr_ax_requests .rbe_right; else return (tmp); } return (((void*)0)); } __attribute__ ((__unused__)) static struct agentx_request * ax_requests_RB_NFIND (struct ax_requests *head, struct agentx_request *elm) { struct agentx_request *tmp = (head)->rbh_root; struct agentx_request *res = ((void*)0); int comp; while (tmp) { comp = agentx_request_cmp (elm, tmp); if (comp < 0) { res = tmp; tmp = (tmp)->axr_ax_requests .rbe_left; } else if (comp > 0) tmp = (tmp)->axr_ax_requests .rbe_right; else return (tmp); } return (res); } __attribute__ ((__unused__)) static struct agentx_request * ax_requests_RB_NEXT (struct agentx_request *elm) { if ((elm)->axr_ax_requests. rbe_right) { elm = (elm)->axr_ax_requests.rbe_right; while ((elm)->axr_ax_requests.rbe_left) elm = (elm)->axr_ax_requests .rbe_left; } else { if ((elm)->axr_ax_requests.rbe_parent && (elm == ((elm)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left)) elm = (elm)->axr_ax_requests.rbe_parent; else { while ((elm)->axr_ax_requests.rbe_parent && (elm == ((elm)->axr_ax_requests.rbe_parent)->axr_ax_requests.rbe_right )) elm = (elm)->axr_ax_requests.rbe_parent; elm = (elm)-> axr_ax_requests.rbe_parent; } } return (elm); } __attribute__ ((__unused__)) static struct agentx_request * ax_requests_RB_PREV (struct agentx_request *elm) { if ((elm)->axr_ax_requests. rbe_left) { elm = (elm)->axr_ax_requests.rbe_left; while ( (elm)->axr_ax_requests.rbe_right) elm = (elm)->axr_ax_requests .rbe_right; } else { if ((elm)->axr_ax_requests.rbe_parent && (elm == ((elm)->axr_ax_requests.rbe_parent)-> axr_ax_requests.rbe_right)) elm = (elm)->axr_ax_requests.rbe_parent ; else { while ((elm)->axr_ax_requests.rbe_parent && (elm == ((elm)->axr_ax_requests.rbe_parent)->axr_ax_requests .rbe_left)) elm = (elm)->axr_ax_requests.rbe_parent; elm = (elm)->axr_ax_requests.rbe_parent; } } return (elm); } __attribute__ ((__unused__)) static struct agentx_request * ax_requests_RB_MINMAX (struct ax_requests *head, int val) { struct agentx_request * tmp = (head)->rbh_root; struct agentx_request *parent = (( void*)0); while (tmp) { parent = tmp; if (val < 0) tmp = ( tmp)->axr_ax_requests.rbe_left; else tmp = (tmp)->axr_ax_requests .rbe_right; } return (parent); } | |||
4008 | RB_GENERATE_STATIC(axc_objects, agentx_object, axo_axc_objects,__attribute__((__unused__)) static void axc_objects_RB_INSERT_COLOR (struct axc_objects *head, struct agentx_object *elm) { struct agentx_object *parent, *gparent, *tmp; while ((parent = (elm )->axo_axc_objects.rbe_parent) && (parent)->axo_axc_objects .rbe_color == 1) { gparent = (parent)->axo_axc_objects.rbe_parent ; if (parent == (gparent)->axo_axc_objects.rbe_left) { tmp = (gparent)->axo_axc_objects.rbe_right; if (tmp && (tmp)->axo_axc_objects.rbe_color == 1) { (tmp)->axo_axc_objects .rbe_color = 0; do { (parent)->axo_axc_objects.rbe_color = 0; (gparent)->axo_axc_objects.rbe_color = 1; } while (0); elm = gparent; continue; } if ((parent)->axo_axc_objects. rbe_right == elm) { do { (tmp) = (parent)->axo_axc_objects .rbe_right; if (((parent)->axo_axc_objects.rbe_right = (tmp )->axo_axc_objects.rbe_left)) { ((tmp)->axo_axc_objects .rbe_left)->axo_axc_objects.rbe_parent = (parent); } do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent = (parent )->axo_axc_objects.rbe_parent)) { if ((parent) == ((parent )->axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_left ) ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((parent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_left = (parent); (parent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); tmp = parent; parent = elm; elm = tmp; } do { (parent)-> axo_axc_objects.rbe_color = 0; (gparent)->axo_axc_objects. rbe_color = 1; } while (0); do { (tmp) = (gparent)->axo_axc_objects .rbe_left; if (((gparent)->axo_axc_objects.rbe_left = (tmp )->axo_axc_objects.rbe_right)) { ((tmp)->axo_axc_objects .rbe_right)->axo_axc_objects.rbe_parent = (gparent); } do { } while (0); if (((tmp)->axo_axc_objects.rbe_parent = (gparent )->axo_axc_objects.rbe_parent)) { if ((gparent) == ((gparent )->axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_left ) ((gparent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((gparent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_right = (gparent); (gparent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); } else { tmp = (gparent)->axo_axc_objects.rbe_left; if (tmp && (tmp)->axo_axc_objects.rbe_color == 1) { ( tmp)->axo_axc_objects.rbe_color = 0; do { (parent)->axo_axc_objects .rbe_color = 0; (gparent)->axo_axc_objects.rbe_color = 1; } while (0); elm = gparent; continue; } if ((parent)->axo_axc_objects .rbe_left == elm) { do { (tmp) = (parent)->axo_axc_objects .rbe_left; if (((parent)->axo_axc_objects.rbe_left = (tmp) ->axo_axc_objects.rbe_right)) { ((tmp)->axo_axc_objects .rbe_right)->axo_axc_objects.rbe_parent = (parent); } do { } while (0); if (((tmp)->axo_axc_objects.rbe_parent = (parent )->axo_axc_objects.rbe_parent)) { if ((parent) == ((parent )->axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_left ) ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((parent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_right = (parent); (parent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); tmp = parent; parent = elm; elm = tmp; } do { (parent)-> axo_axc_objects.rbe_color = 0; (gparent)->axo_axc_objects. rbe_color = 1; } while (0); do { (tmp) = (gparent)->axo_axc_objects .rbe_right; if (((gparent)->axo_axc_objects.rbe_right = (tmp )->axo_axc_objects.rbe_left)) { ((tmp)->axo_axc_objects .rbe_left)->axo_axc_objects.rbe_parent = (gparent); } do { } while (0); if (((tmp)->axo_axc_objects.rbe_parent = (gparent )->axo_axc_objects.rbe_parent)) { if ((gparent) == ((gparent )->axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_left ) ((gparent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((gparent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_left = (gparent); (gparent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); } } (head->rbh_root)->axo_axc_objects.rbe_color = 0; } __attribute__((__unused__)) static void axc_objects_RB_REMOVE_COLOR (struct axc_objects *head, struct agentx_object *parent, struct agentx_object *elm) { struct agentx_object *tmp; while ((elm == ((void*)0) || (elm)->axo_axc_objects.rbe_color == 0) && elm != (head)->rbh_root) { if ((parent)->axo_axc_objects .rbe_left == elm) { tmp = (parent)->axo_axc_objects.rbe_right ; if ((tmp)->axo_axc_objects.rbe_color == 1) { do { (tmp)-> axo_axc_objects.rbe_color = 0; (parent)->axo_axc_objects.rbe_color = 1; } while (0); do { (tmp) = (parent)->axo_axc_objects. rbe_right; if (((parent)->axo_axc_objects.rbe_right = (tmp )->axo_axc_objects.rbe_left)) { ((tmp)->axo_axc_objects .rbe_left)->axo_axc_objects.rbe_parent = (parent); } do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent = (parent )->axo_axc_objects.rbe_parent)) { if ((parent) == ((parent )->axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_left ) ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((parent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_left = (parent); (parent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axo_axc_objects.rbe_right; } if (((tmp )->axo_axc_objects.rbe_left == ((void*)0) || ((tmp)->axo_axc_objects .rbe_left)->axo_axc_objects.rbe_color == 0) && ((tmp )->axo_axc_objects.rbe_right == ((void*)0) || ((tmp)->axo_axc_objects .rbe_right)->axo_axc_objects.rbe_color == 0)) { (tmp)-> axo_axc_objects.rbe_color = 1; elm = parent; parent = (elm)-> axo_axc_objects.rbe_parent; } else { if ((tmp)->axo_axc_objects .rbe_right == ((void*)0) || ((tmp)->axo_axc_objects.rbe_right )->axo_axc_objects.rbe_color == 0) { struct agentx_object * oleft; if ((oleft = (tmp)->axo_axc_objects.rbe_left)) (oleft )->axo_axc_objects.rbe_color = 0; (tmp)->axo_axc_objects .rbe_color = 1; do { (oleft) = (tmp)->axo_axc_objects.rbe_left ; if (((tmp)->axo_axc_objects.rbe_left = (oleft)->axo_axc_objects .rbe_right)) { ((oleft)->axo_axc_objects.rbe_right)->axo_axc_objects .rbe_parent = (tmp); } do {} while (0); if (((oleft)->axo_axc_objects .rbe_parent = (tmp)->axo_axc_objects.rbe_parent)) { if ((tmp ) == ((tmp)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left) ((tmp)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (oleft); else ((tmp)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (oleft); } else (head)-> rbh_root = (oleft); (oleft)->axo_axc_objects.rbe_right = ( tmp); (tmp)->axo_axc_objects.rbe_parent = (oleft); do {} while (0); if (((oleft)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axo_axc_objects.rbe_right ; } (tmp)->axo_axc_objects.rbe_color = (parent)->axo_axc_objects .rbe_color; (parent)->axo_axc_objects.rbe_color = 0; if (( tmp)->axo_axc_objects.rbe_right) ((tmp)->axo_axc_objects .rbe_right)->axo_axc_objects.rbe_color = 0; do { (tmp) = ( parent)->axo_axc_objects.rbe_right; if (((parent)->axo_axc_objects .rbe_right = (tmp)->axo_axc_objects.rbe_left)) { ((tmp)-> axo_axc_objects.rbe_left)->axo_axc_objects.rbe_parent = (parent ); } do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent = (parent)->axo_axc_objects.rbe_parent)) { if ((parent) == ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left) ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((parent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_left = (parent); (parent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); elm = (head)->rbh_root; break; } } else { tmp = (parent )->axo_axc_objects.rbe_left; if ((tmp)->axo_axc_objects .rbe_color == 1) { do { (tmp)->axo_axc_objects.rbe_color = 0; (parent)->axo_axc_objects.rbe_color = 1; } while (0); do { (tmp) = (parent)->axo_axc_objects.rbe_left; if (((parent )->axo_axc_objects.rbe_left = (tmp)->axo_axc_objects.rbe_right )) { ((tmp)->axo_axc_objects.rbe_right)->axo_axc_objects .rbe_parent = (parent); } do {} while (0); if (((tmp)->axo_axc_objects .rbe_parent = (parent)->axo_axc_objects.rbe_parent)) { if ( (parent) == ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left) ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((parent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_right = (parent); (parent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axo_axc_objects.rbe_left; } if (((tmp )->axo_axc_objects.rbe_left == ((void*)0) || ((tmp)->axo_axc_objects .rbe_left)->axo_axc_objects.rbe_color == 0) && ((tmp )->axo_axc_objects.rbe_right == ((void*)0) || ((tmp)->axo_axc_objects .rbe_right)->axo_axc_objects.rbe_color == 0)) { (tmp)-> axo_axc_objects.rbe_color = 1; elm = parent; parent = (elm)-> axo_axc_objects.rbe_parent; } else { if ((tmp)->axo_axc_objects .rbe_left == ((void*)0) || ((tmp)->axo_axc_objects.rbe_left )->axo_axc_objects.rbe_color == 0) { struct agentx_object * oright; if ((oright = (tmp)->axo_axc_objects.rbe_right)) ( oright)->axo_axc_objects.rbe_color = 0; (tmp)->axo_axc_objects .rbe_color = 1; do { (oright) = (tmp)->axo_axc_objects.rbe_right ; if (((tmp)->axo_axc_objects.rbe_right = (oright)->axo_axc_objects .rbe_left)) { ((oright)->axo_axc_objects.rbe_left)->axo_axc_objects .rbe_parent = (tmp); } do {} while (0); if (((oright)->axo_axc_objects .rbe_parent = (tmp)->axo_axc_objects.rbe_parent)) { if ((tmp ) == ((tmp)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left) ((tmp)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (oright); else ((tmp)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (oright); } else (head)-> rbh_root = (oright); (oright)->axo_axc_objects.rbe_left = ( tmp); (tmp)->axo_axc_objects.rbe_parent = (oright); do {} while (0); if (((oright)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axo_axc_objects.rbe_left ; } (tmp)->axo_axc_objects.rbe_color = (parent)->axo_axc_objects .rbe_color; (parent)->axo_axc_objects.rbe_color = 0; if (( tmp)->axo_axc_objects.rbe_left) ((tmp)->axo_axc_objects .rbe_left)->axo_axc_objects.rbe_color = 0; do { (tmp) = (parent )->axo_axc_objects.rbe_left; if (((parent)->axo_axc_objects .rbe_left = (tmp)->axo_axc_objects.rbe_right)) { ((tmp)-> axo_axc_objects.rbe_right)->axo_axc_objects.rbe_parent = ( parent); } do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent = (parent)->axo_axc_objects.rbe_parent)) { if ((parent) == ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left) ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((parent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_right = (parent); (parent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); elm = (head)->rbh_root; break; } } } if (elm) (elm)-> axo_axc_objects.rbe_color = 0; } __attribute__((__unused__)) static struct agentx_object * axc_objects_RB_REMOVE(struct axc_objects *head, struct agentx_object *elm) { struct agentx_object *child , *parent, *old = elm; int color; if ((elm)->axo_axc_objects .rbe_left == ((void*)0)) child = (elm)->axo_axc_objects.rbe_right ; else if ((elm)->axo_axc_objects.rbe_right == ((void*)0)) child = (elm)->axo_axc_objects.rbe_left; else { struct agentx_object *left; elm = (elm)->axo_axc_objects.rbe_right; while ((left = (elm)->axo_axc_objects.rbe_left)) elm = left; child = ( elm)->axo_axc_objects.rbe_right; parent = (elm)->axo_axc_objects .rbe_parent; color = (elm)->axo_axc_objects.rbe_color; if ( child) (child)->axo_axc_objects.rbe_parent = parent; if (parent ) { if ((parent)->axo_axc_objects.rbe_left == elm) (parent )->axo_axc_objects.rbe_left = child; else (parent)->axo_axc_objects .rbe_right = child; do {} while (0); } else (head)->rbh_root = child; if ((elm)->axo_axc_objects.rbe_parent == old) parent = elm; (elm)->axo_axc_objects = (old)->axo_axc_objects ; if ((old)->axo_axc_objects.rbe_parent) { if (((old)-> axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_left == old ) ((old)->axo_axc_objects.rbe_parent)->axo_axc_objects. rbe_left = elm; else ((old)->axo_axc_objects.rbe_parent)-> axo_axc_objects.rbe_right = elm; do {} while (0); } else (head )->rbh_root = elm; ((old)->axo_axc_objects.rbe_left)-> axo_axc_objects.rbe_parent = elm; if ((old)->axo_axc_objects .rbe_right) ((old)->axo_axc_objects.rbe_right)->axo_axc_objects .rbe_parent = elm; if (parent) { left = parent; do { do {} while (0); } while ((left = (left)->axo_axc_objects.rbe_parent) ); } goto color; } parent = (elm)->axo_axc_objects.rbe_parent ; color = (elm)->axo_axc_objects.rbe_color; if (child) (child )->axo_axc_objects.rbe_parent = parent; if (parent) { if ( (parent)->axo_axc_objects.rbe_left == elm) (parent)->axo_axc_objects .rbe_left = child; else (parent)->axo_axc_objects.rbe_right = child; do {} while (0); } else (head)->rbh_root = child ; color: if (color == 0) axc_objects_RB_REMOVE_COLOR(head, parent , child); return (old); } __attribute__((__unused__)) static struct agentx_object * axc_objects_RB_INSERT(struct axc_objects *head , struct agentx_object *elm) { struct agentx_object *tmp; struct agentx_object *parent = ((void*)0); int comp = 0; tmp = (head )->rbh_root; while (tmp) { parent = tmp; comp = (agentx_object_cmp )(elm, parent); if (comp < 0) tmp = (tmp)->axo_axc_objects .rbe_left; else if (comp > 0) tmp = (tmp)->axo_axc_objects .rbe_right; else return (tmp); } do { (elm)->axo_axc_objects .rbe_parent = parent; (elm)->axo_axc_objects.rbe_left = (elm )->axo_axc_objects.rbe_right = ((void*)0); (elm)->axo_axc_objects .rbe_color = 1; } while (0); if (parent != ((void*)0)) { if ( comp < 0) (parent)->axo_axc_objects.rbe_left = elm; else (parent)->axo_axc_objects.rbe_right = elm; do {} while (0 ); } else (head)->rbh_root = elm; axc_objects_RB_INSERT_COLOR (head, elm); return (((void*)0)); } __attribute__((__unused__ )) static struct agentx_object * axc_objects_RB_FIND(struct axc_objects *head, struct agentx_object *elm) { struct agentx_object *tmp = (head)->rbh_root; int comp; while (tmp) { comp = agentx_object_cmp (elm, tmp); if (comp < 0) tmp = (tmp)->axo_axc_objects. rbe_left; else if (comp > 0) tmp = (tmp)->axo_axc_objects .rbe_right; else return (tmp); } return (((void*)0)); } __attribute__ ((__unused__)) static struct agentx_object * axc_objects_RB_NFIND (struct axc_objects *head, struct agentx_object *elm) { struct agentx_object *tmp = (head)->rbh_root; struct agentx_object *res = ((void*)0); int comp; while (tmp) { comp = agentx_object_cmp (elm, tmp); if (comp < 0) { res = tmp; tmp = (tmp)->axo_axc_objects .rbe_left; } else if (comp > 0) tmp = (tmp)->axo_axc_objects .rbe_right; else return (tmp); } return (res); } __attribute__ ((__unused__)) static struct agentx_object * axc_objects_RB_NEXT (struct agentx_object *elm) { if ((elm)->axo_axc_objects.rbe_right ) { elm = (elm)->axo_axc_objects.rbe_right; while ((elm)-> axo_axc_objects.rbe_left) elm = (elm)->axo_axc_objects.rbe_left ; } else { if ((elm)->axo_axc_objects.rbe_parent && (elm == ((elm)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left)) elm = (elm)->axo_axc_objects.rbe_parent; else { while ((elm)->axo_axc_objects.rbe_parent && (elm == ((elm)->axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_right )) elm = (elm)->axo_axc_objects.rbe_parent; elm = (elm)-> axo_axc_objects.rbe_parent; } } return (elm); } __attribute__ ((__unused__)) static struct agentx_object * axc_objects_RB_PREV (struct agentx_object *elm) { if ((elm)->axo_axc_objects.rbe_left ) { elm = (elm)->axo_axc_objects.rbe_left; while ((elm)-> axo_axc_objects.rbe_right) elm = (elm)->axo_axc_objects.rbe_right ; } else { if ((elm)->axo_axc_objects.rbe_parent && (elm == ((elm)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_right)) elm = (elm)->axo_axc_objects.rbe_parent; else { while ((elm)->axo_axc_objects.rbe_parent && (elm == ((elm)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left)) elm = (elm)->axo_axc_objects.rbe_parent; elm = (elm)->axo_axc_objects.rbe_parent; } } return (elm); } __attribute__ ((__unused__)) static struct agentx_object * axc_objects_RB_MINMAX (struct axc_objects *head, int val) { struct agentx_object *tmp = (head)->rbh_root; struct agentx_object *parent = ((void *)0); while (tmp) { parent = tmp; if (val < 0) tmp = (tmp) ->axo_axc_objects.rbe_left; else tmp = (tmp)->axo_axc_objects .rbe_right; } return (parent); } | |||
4009 | agentx_object_cmp)__attribute__((__unused__)) static void axc_objects_RB_INSERT_COLOR (struct axc_objects *head, struct agentx_object *elm) { struct agentx_object *parent, *gparent, *tmp; while ((parent = (elm )->axo_axc_objects.rbe_parent) && (parent)->axo_axc_objects .rbe_color == 1) { gparent = (parent)->axo_axc_objects.rbe_parent ; if (parent == (gparent)->axo_axc_objects.rbe_left) { tmp = (gparent)->axo_axc_objects.rbe_right; if (tmp && (tmp)->axo_axc_objects.rbe_color == 1) { (tmp)->axo_axc_objects .rbe_color = 0; do { (parent)->axo_axc_objects.rbe_color = 0; (gparent)->axo_axc_objects.rbe_color = 1; } while (0); elm = gparent; continue; } if ((parent)->axo_axc_objects. rbe_right == elm) { do { (tmp) = (parent)->axo_axc_objects .rbe_right; if (((parent)->axo_axc_objects.rbe_right = (tmp )->axo_axc_objects.rbe_left)) { ((tmp)->axo_axc_objects .rbe_left)->axo_axc_objects.rbe_parent = (parent); } do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent = (parent )->axo_axc_objects.rbe_parent)) { if ((parent) == ((parent )->axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_left ) ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((parent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_left = (parent); (parent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); tmp = parent; parent = elm; elm = tmp; } do { (parent)-> axo_axc_objects.rbe_color = 0; (gparent)->axo_axc_objects. rbe_color = 1; } while (0); do { (tmp) = (gparent)->axo_axc_objects .rbe_left; if (((gparent)->axo_axc_objects.rbe_left = (tmp )->axo_axc_objects.rbe_right)) { ((tmp)->axo_axc_objects .rbe_right)->axo_axc_objects.rbe_parent = (gparent); } do { } while (0); if (((tmp)->axo_axc_objects.rbe_parent = (gparent )->axo_axc_objects.rbe_parent)) { if ((gparent) == ((gparent )->axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_left ) ((gparent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((gparent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_right = (gparent); (gparent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); } else { tmp = (gparent)->axo_axc_objects.rbe_left; if (tmp && (tmp)->axo_axc_objects.rbe_color == 1) { ( tmp)->axo_axc_objects.rbe_color = 0; do { (parent)->axo_axc_objects .rbe_color = 0; (gparent)->axo_axc_objects.rbe_color = 1; } while (0); elm = gparent; continue; } if ((parent)->axo_axc_objects .rbe_left == elm) { do { (tmp) = (parent)->axo_axc_objects .rbe_left; if (((parent)->axo_axc_objects.rbe_left = (tmp) ->axo_axc_objects.rbe_right)) { ((tmp)->axo_axc_objects .rbe_right)->axo_axc_objects.rbe_parent = (parent); } do { } while (0); if (((tmp)->axo_axc_objects.rbe_parent = (parent )->axo_axc_objects.rbe_parent)) { if ((parent) == ((parent )->axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_left ) ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((parent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_right = (parent); (parent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); tmp = parent; parent = elm; elm = tmp; } do { (parent)-> axo_axc_objects.rbe_color = 0; (gparent)->axo_axc_objects. rbe_color = 1; } while (0); do { (tmp) = (gparent)->axo_axc_objects .rbe_right; if (((gparent)->axo_axc_objects.rbe_right = (tmp )->axo_axc_objects.rbe_left)) { ((tmp)->axo_axc_objects .rbe_left)->axo_axc_objects.rbe_parent = (gparent); } do { } while (0); if (((tmp)->axo_axc_objects.rbe_parent = (gparent )->axo_axc_objects.rbe_parent)) { if ((gparent) == ((gparent )->axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_left ) ((gparent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((gparent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_left = (gparent); (gparent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); } } (head->rbh_root)->axo_axc_objects.rbe_color = 0; } __attribute__((__unused__)) static void axc_objects_RB_REMOVE_COLOR (struct axc_objects *head, struct agentx_object *parent, struct agentx_object *elm) { struct agentx_object *tmp; while ((elm == ((void*)0) || (elm)->axo_axc_objects.rbe_color == 0) && elm != (head)->rbh_root) { if ((parent)->axo_axc_objects .rbe_left == elm) { tmp = (parent)->axo_axc_objects.rbe_right ; if ((tmp)->axo_axc_objects.rbe_color == 1) { do { (tmp)-> axo_axc_objects.rbe_color = 0; (parent)->axo_axc_objects.rbe_color = 1; } while (0); do { (tmp) = (parent)->axo_axc_objects. rbe_right; if (((parent)->axo_axc_objects.rbe_right = (tmp )->axo_axc_objects.rbe_left)) { ((tmp)->axo_axc_objects .rbe_left)->axo_axc_objects.rbe_parent = (parent); } do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent = (parent )->axo_axc_objects.rbe_parent)) { if ((parent) == ((parent )->axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_left ) ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((parent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_left = (parent); (parent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axo_axc_objects.rbe_right; } if (((tmp )->axo_axc_objects.rbe_left == ((void*)0) || ((tmp)->axo_axc_objects .rbe_left)->axo_axc_objects.rbe_color == 0) && ((tmp )->axo_axc_objects.rbe_right == ((void*)0) || ((tmp)->axo_axc_objects .rbe_right)->axo_axc_objects.rbe_color == 0)) { (tmp)-> axo_axc_objects.rbe_color = 1; elm = parent; parent = (elm)-> axo_axc_objects.rbe_parent; } else { if ((tmp)->axo_axc_objects .rbe_right == ((void*)0) || ((tmp)->axo_axc_objects.rbe_right )->axo_axc_objects.rbe_color == 0) { struct agentx_object * oleft; if ((oleft = (tmp)->axo_axc_objects.rbe_left)) (oleft )->axo_axc_objects.rbe_color = 0; (tmp)->axo_axc_objects .rbe_color = 1; do { (oleft) = (tmp)->axo_axc_objects.rbe_left ; if (((tmp)->axo_axc_objects.rbe_left = (oleft)->axo_axc_objects .rbe_right)) { ((oleft)->axo_axc_objects.rbe_right)->axo_axc_objects .rbe_parent = (tmp); } do {} while (0); if (((oleft)->axo_axc_objects .rbe_parent = (tmp)->axo_axc_objects.rbe_parent)) { if ((tmp ) == ((tmp)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left) ((tmp)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (oleft); else ((tmp)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (oleft); } else (head)-> rbh_root = (oleft); (oleft)->axo_axc_objects.rbe_right = ( tmp); (tmp)->axo_axc_objects.rbe_parent = (oleft); do {} while (0); if (((oleft)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axo_axc_objects.rbe_right ; } (tmp)->axo_axc_objects.rbe_color = (parent)->axo_axc_objects .rbe_color; (parent)->axo_axc_objects.rbe_color = 0; if (( tmp)->axo_axc_objects.rbe_right) ((tmp)->axo_axc_objects .rbe_right)->axo_axc_objects.rbe_color = 0; do { (tmp) = ( parent)->axo_axc_objects.rbe_right; if (((parent)->axo_axc_objects .rbe_right = (tmp)->axo_axc_objects.rbe_left)) { ((tmp)-> axo_axc_objects.rbe_left)->axo_axc_objects.rbe_parent = (parent ); } do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent = (parent)->axo_axc_objects.rbe_parent)) { if ((parent) == ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left) ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((parent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_left = (parent); (parent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); elm = (head)->rbh_root; break; } } else { tmp = (parent )->axo_axc_objects.rbe_left; if ((tmp)->axo_axc_objects .rbe_color == 1) { do { (tmp)->axo_axc_objects.rbe_color = 0; (parent)->axo_axc_objects.rbe_color = 1; } while (0); do { (tmp) = (parent)->axo_axc_objects.rbe_left; if (((parent )->axo_axc_objects.rbe_left = (tmp)->axo_axc_objects.rbe_right )) { ((tmp)->axo_axc_objects.rbe_right)->axo_axc_objects .rbe_parent = (parent); } do {} while (0); if (((tmp)->axo_axc_objects .rbe_parent = (parent)->axo_axc_objects.rbe_parent)) { if ( (parent) == ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left) ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((parent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_right = (parent); (parent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axo_axc_objects.rbe_left; } if (((tmp )->axo_axc_objects.rbe_left == ((void*)0) || ((tmp)->axo_axc_objects .rbe_left)->axo_axc_objects.rbe_color == 0) && ((tmp )->axo_axc_objects.rbe_right == ((void*)0) || ((tmp)->axo_axc_objects .rbe_right)->axo_axc_objects.rbe_color == 0)) { (tmp)-> axo_axc_objects.rbe_color = 1; elm = parent; parent = (elm)-> axo_axc_objects.rbe_parent; } else { if ((tmp)->axo_axc_objects .rbe_left == ((void*)0) || ((tmp)->axo_axc_objects.rbe_left )->axo_axc_objects.rbe_color == 0) { struct agentx_object * oright; if ((oright = (tmp)->axo_axc_objects.rbe_right)) ( oright)->axo_axc_objects.rbe_color = 0; (tmp)->axo_axc_objects .rbe_color = 1; do { (oright) = (tmp)->axo_axc_objects.rbe_right ; if (((tmp)->axo_axc_objects.rbe_right = (oright)->axo_axc_objects .rbe_left)) { ((oright)->axo_axc_objects.rbe_left)->axo_axc_objects .rbe_parent = (tmp); } do {} while (0); if (((oright)->axo_axc_objects .rbe_parent = (tmp)->axo_axc_objects.rbe_parent)) { if ((tmp ) == ((tmp)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left) ((tmp)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (oright); else ((tmp)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (oright); } else (head)-> rbh_root = (oright); (oright)->axo_axc_objects.rbe_left = ( tmp); (tmp)->axo_axc_objects.rbe_parent = (oright); do {} while (0); if (((oright)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); tmp = (parent)->axo_axc_objects.rbe_left ; } (tmp)->axo_axc_objects.rbe_color = (parent)->axo_axc_objects .rbe_color; (parent)->axo_axc_objects.rbe_color = 0; if (( tmp)->axo_axc_objects.rbe_left) ((tmp)->axo_axc_objects .rbe_left)->axo_axc_objects.rbe_color = 0; do { (tmp) = (parent )->axo_axc_objects.rbe_left; if (((parent)->axo_axc_objects .rbe_left = (tmp)->axo_axc_objects.rbe_right)) { ((tmp)-> axo_axc_objects.rbe_right)->axo_axc_objects.rbe_parent = ( parent); } do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent = (parent)->axo_axc_objects.rbe_parent)) { if ((parent) == ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left) ((parent)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left = (tmp); else ((parent)->axo_axc_objects.rbe_parent )->axo_axc_objects.rbe_right = (tmp); } else (head)->rbh_root = (tmp); (tmp)->axo_axc_objects.rbe_right = (parent); (parent )->axo_axc_objects.rbe_parent = (tmp); do {} while (0); if (((tmp)->axo_axc_objects.rbe_parent)) do {} while (0); } while (0); elm = (head)->rbh_root; break; } } } if (elm) (elm)-> axo_axc_objects.rbe_color = 0; } __attribute__((__unused__)) static struct agentx_object * axc_objects_RB_REMOVE(struct axc_objects *head, struct agentx_object *elm) { struct agentx_object *child , *parent, *old = elm; int color; if ((elm)->axo_axc_objects .rbe_left == ((void*)0)) child = (elm)->axo_axc_objects.rbe_right ; else if ((elm)->axo_axc_objects.rbe_right == ((void*)0)) child = (elm)->axo_axc_objects.rbe_left; else { struct agentx_object *left; elm = (elm)->axo_axc_objects.rbe_right; while ((left = (elm)->axo_axc_objects.rbe_left)) elm = left; child = ( elm)->axo_axc_objects.rbe_right; parent = (elm)->axo_axc_objects .rbe_parent; color = (elm)->axo_axc_objects.rbe_color; if ( child) (child)->axo_axc_objects.rbe_parent = parent; if (parent ) { if ((parent)->axo_axc_objects.rbe_left == elm) (parent )->axo_axc_objects.rbe_left = child; else (parent)->axo_axc_objects .rbe_right = child; do {} while (0); } else (head)->rbh_root = child; if ((elm)->axo_axc_objects.rbe_parent == old) parent = elm; (elm)->axo_axc_objects = (old)->axo_axc_objects ; if ((old)->axo_axc_objects.rbe_parent) { if (((old)-> axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_left == old ) ((old)->axo_axc_objects.rbe_parent)->axo_axc_objects. rbe_left = elm; else ((old)->axo_axc_objects.rbe_parent)-> axo_axc_objects.rbe_right = elm; do {} while (0); } else (head )->rbh_root = elm; ((old)->axo_axc_objects.rbe_left)-> axo_axc_objects.rbe_parent = elm; if ((old)->axo_axc_objects .rbe_right) ((old)->axo_axc_objects.rbe_right)->axo_axc_objects .rbe_parent = elm; if (parent) { left = parent; do { do {} while (0); } while ((left = (left)->axo_axc_objects.rbe_parent) ); } goto color; } parent = (elm)->axo_axc_objects.rbe_parent ; color = (elm)->axo_axc_objects.rbe_color; if (child) (child )->axo_axc_objects.rbe_parent = parent; if (parent) { if ( (parent)->axo_axc_objects.rbe_left == elm) (parent)->axo_axc_objects .rbe_left = child; else (parent)->axo_axc_objects.rbe_right = child; do {} while (0); } else (head)->rbh_root = child ; color: if (color == 0) axc_objects_RB_REMOVE_COLOR(head, parent , child); return (old); } __attribute__((__unused__)) static struct agentx_object * axc_objects_RB_INSERT(struct axc_objects *head , struct agentx_object *elm) { struct agentx_object *tmp; struct agentx_object *parent = ((void*)0); int comp = 0; tmp = (head )->rbh_root; while (tmp) { parent = tmp; comp = (agentx_object_cmp )(elm, parent); if (comp < 0) tmp = (tmp)->axo_axc_objects .rbe_left; else if (comp > 0) tmp = (tmp)->axo_axc_objects .rbe_right; else return (tmp); } do { (elm)->axo_axc_objects .rbe_parent = parent; (elm)->axo_axc_objects.rbe_left = (elm )->axo_axc_objects.rbe_right = ((void*)0); (elm)->axo_axc_objects .rbe_color = 1; } while (0); if (parent != ((void*)0)) { if ( comp < 0) (parent)->axo_axc_objects.rbe_left = elm; else (parent)->axo_axc_objects.rbe_right = elm; do {} while (0 ); } else (head)->rbh_root = elm; axc_objects_RB_INSERT_COLOR (head, elm); return (((void*)0)); } __attribute__((__unused__ )) static struct agentx_object * axc_objects_RB_FIND(struct axc_objects *head, struct agentx_object *elm) { struct agentx_object *tmp = (head)->rbh_root; int comp; while (tmp) { comp = agentx_object_cmp (elm, tmp); if (comp < 0) tmp = (tmp)->axo_axc_objects. rbe_left; else if (comp > 0) tmp = (tmp)->axo_axc_objects .rbe_right; else return (tmp); } return (((void*)0)); } __attribute__ ((__unused__)) static struct agentx_object * axc_objects_RB_NFIND (struct axc_objects *head, struct agentx_object *elm) { struct agentx_object *tmp = (head)->rbh_root; struct agentx_object *res = ((void*)0); int comp; while (tmp) { comp = agentx_object_cmp (elm, tmp); if (comp < 0) { res = tmp; tmp = (tmp)->axo_axc_objects .rbe_left; } else if (comp > 0) tmp = (tmp)->axo_axc_objects .rbe_right; else return (tmp); } return (res); } __attribute__ ((__unused__)) static struct agentx_object * axc_objects_RB_NEXT (struct agentx_object *elm) { if ((elm)->axo_axc_objects.rbe_right ) { elm = (elm)->axo_axc_objects.rbe_right; while ((elm)-> axo_axc_objects.rbe_left) elm = (elm)->axo_axc_objects.rbe_left ; } else { if ((elm)->axo_axc_objects.rbe_parent && (elm == ((elm)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left)) elm = (elm)->axo_axc_objects.rbe_parent; else { while ((elm)->axo_axc_objects.rbe_parent && (elm == ((elm)->axo_axc_objects.rbe_parent)->axo_axc_objects.rbe_right )) elm = (elm)->axo_axc_objects.rbe_parent; elm = (elm)-> axo_axc_objects.rbe_parent; } } return (elm); } __attribute__ ((__unused__)) static struct agentx_object * axc_objects_RB_PREV (struct agentx_object *elm) { if ((elm)->axo_axc_objects.rbe_left ) { elm = (elm)->axo_axc_objects.rbe_left; while ((elm)-> axo_axc_objects.rbe_right) elm = (elm)->axo_axc_objects.rbe_right ; } else { if ((elm)->axo_axc_objects.rbe_parent && (elm == ((elm)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_right)) elm = (elm)->axo_axc_objects.rbe_parent; else { while ((elm)->axo_axc_objects.rbe_parent && (elm == ((elm)->axo_axc_objects.rbe_parent)->axo_axc_objects .rbe_left)) elm = (elm)->axo_axc_objects.rbe_parent; elm = (elm)->axo_axc_objects.rbe_parent; } } return (elm); } __attribute__ ((__unused__)) static struct agentx_object * axc_objects_RB_MINMAX (struct axc_objects *head, int val) { struct agentx_object *tmp = (head)->rbh_root; struct agentx_object *parent = ((void *)0); while (tmp) { parent = tmp; if (val < 0) tmp = (tmp) ->axo_axc_objects.rbe_left; else tmp = (tmp)->axo_axc_objects .rbe_right; } return (parent); } |