File: | src/usr.bin/sendbug/sendbug.c |
Warning: | line 106, column 2 Value stored to 'argv' is never read |
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1 | /* $OpenBSD: sendbug.c,v 1.78 2017/08/21 21:41:13 deraadt Exp $ */ |
2 | |
3 | /* |
4 | * Written by Ray Lai <ray@cyth.net>. |
5 | * Public domain. |
6 | */ |
7 | |
8 | #include <sys/types.h> |
9 | #include <sys/stat.h> |
10 | #include <sys/sysctl.h> |
11 | #include <sys/wait.h> |
12 | |
13 | #include <ctype.h> |
14 | #include <err.h> |
15 | #include <errno(*__errno()).h> |
16 | #include <fcntl.h> |
17 | #include <limits.h> |
18 | #include <paths.h> |
19 | #include <pwd.h> |
20 | #include <signal.h> |
21 | #include <stdio.h> |
22 | #include <stdlib.h> |
23 | #include <string.h> |
24 | #include <unistd.h> |
25 | |
26 | #include "atomicio.h" |
27 | |
28 | #define _PATH_DMESG"/var/run/dmesg.boot" "/var/run/dmesg.boot" |
29 | #define DMESG_START"OpenBSD " "OpenBSD " |
30 | #define BEGIN64"begin-base64 " "begin-base64 " |
31 | #define END64"====" "====" |
32 | |
33 | void checkfile(const char *); |
34 | void debase(void); |
35 | void dmesg(FILE *); |
36 | int editit(const char *); |
37 | void hwdump(FILE *); |
38 | void init(void); |
39 | int matchline(const char *, const char *, size_t); |
40 | int prompt(void); |
41 | int send_file(const char *, int); |
42 | int sendmail(const char *); |
43 | void template(FILE *); |
44 | void usbdevs(FILE *); |
45 | |
46 | const char *categories = "system user library documentation kernel " |
47 | "alpha amd64 arm hppa i386 m88k mips64 powerpc sh sparc sparc64 vax"; |
48 | const char *comment[] = { |
49 | "<synopsis of the problem (one line)>", |
50 | "<PR category (one line)>", |
51 | "<precise description of the problem (multiple lines)>", |
52 | "<code/input/activities to reproduce the problem (multiple lines)>", |
53 | "<how to correct or work around the problem, if known (multiple lines)>" |
54 | }; |
55 | |
56 | struct passwd *pw; |
57 | char os[BUFSIZ1024], rel[BUFSIZ1024], mach[BUFSIZ1024], details[BUFSIZ1024]; |
58 | const char *tmpdir = _PATH_TMP"/tmp/"; |
59 | char *tmppath; |
60 | int Dflag, Pflag, wantcleanup; |
61 | |
62 | __dead__attribute__((__noreturn__)) void |
63 | usage(void) |
64 | { |
65 | extern char *__progname; |
66 | |
67 | fprintf(stderr(&__sF[2]), "usage: %s [-DEP]\n", __progname); |
68 | exit(1); |
69 | } |
70 | |
71 | void |
72 | cleanup() |
73 | { |
74 | if (wantcleanup && tmppath && unlink(tmppath) == -1) |
75 | warn("unlink"); |
76 | } |
77 | |
78 | |
79 | int |
80 | main(int argc, char *argv[]) |
81 | { |
82 | int ch, c, fd, ret = 1; |
83 | struct stat sb; |
84 | char *pr_form; |
85 | time_t mtime; |
86 | FILE *fp; |
87 | |
88 | if (pledge("stdio rpath wpath cpath tmppath getpw proc exec", NULL((void *)0)) == -1) |
89 | err(1, "pledge"); |
90 | |
91 | while ((ch = getopt(argc, argv, "DEP")) != -1) |
92 | switch (ch) { |
93 | case 'D': |
94 | Dflag = 1; |
95 | break; |
96 | case 'E': |
97 | debase(); |
98 | exit(0); |
99 | case 'P': |
100 | Pflag = 1; |
101 | break; |
102 | default: |
103 | usage(); |
104 | } |
105 | argc -= optind; |
106 | argv += optind; |
Value stored to 'argv' is never read | |
107 | |
108 | if (argc > 0) |
109 | usage(); |
110 | |
111 | if (Pflag) { |
112 | init(); |
113 | template(stdout(&__sF[1])); |
114 | exit(0); |
115 | } |
116 | |
117 | if (asprintf(&tmppath, "%s%sp.XXXXXXXXXX", tmpdir, |
118 | tmpdir[strlen(tmpdir) - 1] == '/' ? "" : "/") == -1) |
119 | err(1, "asprintf"); |
120 | if ((fd = mkstemp(tmppath)) == -1) |
121 | err(1, "mkstemp"); |
122 | wantcleanup = 1; |
123 | atexit(cleanup); |
124 | if ((fp = fdopen(fd, "w+")) == NULL((void *)0)) |
125 | err(1, "fdopen"); |
126 | |
127 | init(); |
128 | |
129 | pr_form = getenv("PR_FORM"); |
130 | if (pr_form) { |
131 | char buf[BUFSIZ1024]; |
132 | size_t len; |
133 | FILE *frfp; |
134 | |
135 | frfp = fopen(pr_form, "r"); |
136 | if (frfp == NULL((void *)0)) { |
137 | warn("can't seem to read your template file " |
138 | "(`%s'), ignoring PR_FORM", pr_form); |
139 | template(fp); |
140 | } else { |
141 | while (!feof(frfp)(!__isthreaded ? (((frfp)->_flags & 0x0020) != 0) : (feof )(frfp))) { |
142 | len = fread(buf, 1, sizeof buf, frfp); |
143 | if (len == 0) |
144 | break; |
145 | if (fwrite(buf, 1, len, fp) != len) |
146 | break; |
147 | } |
148 | fclose(frfp); |
149 | } |
150 | } else |
151 | template(fp); |
152 | |
153 | if (fflush(fp) == EOF(-1) || fstat(fd, &sb) == -1 || fclose(fp) == EOF(-1)) |
154 | err(1, "error creating template"); |
155 | mtime = sb.st_mtimest_mtim.tv_sec; |
156 | |
157 | edit: |
158 | if (editit(tmppath) == -1) |
159 | err(1, "error running editor"); |
160 | |
161 | if (stat(tmppath, &sb) == -1) |
162 | err(1, "stat"); |
163 | if (mtime == sb.st_mtimest_mtim.tv_sec) |
164 | errx(1, "report unchanged, nothing sent"); |
165 | |
166 | prompt: |
167 | checkfile(tmppath); |
168 | c = prompt(); |
169 | switch (c) { |
170 | case 'a': |
171 | case EOF(-1): |
172 | wantcleanup = 0; |
173 | errx(1, "unsent report in %s", tmppath); |
174 | case 'e': |
175 | goto edit; |
176 | case 's': |
177 | if (sendmail(tmppath) == -1) |
178 | goto quit; |
179 | break; |
180 | default: |
181 | goto prompt; |
182 | } |
183 | |
184 | ret = 0; |
185 | quit: |
186 | return (ret); |
187 | } |
188 | |
189 | void |
190 | dmesg(FILE *fp) |
191 | { |
192 | char buf[BUFSIZ1024]; |
193 | FILE *dfp; |
194 | off_t offset = -1; |
195 | |
196 | dfp = fopen(_PATH_DMESG"/var/run/dmesg.boot", "r"); |
197 | if (dfp == NULL((void *)0)) { |
198 | warn("can't read dmesg"); |
199 | return; |
200 | } |
201 | |
202 | /* Find last dmesg. */ |
203 | for (;;) { |
204 | off_t o; |
205 | |
206 | o = ftello(dfp); |
207 | if (fgets(buf, sizeof(buf), dfp) == NULL((void *)0)) |
208 | break; |
209 | if (!strncmp(DMESG_START"OpenBSD ", buf, sizeof(DMESG_START"OpenBSD ") - 1)) |
210 | offset = o; |
211 | } |
212 | if (offset != -1) { |
213 | size_t len; |
214 | |
215 | clearerr(dfp)(!__isthreaded ? ((void)((dfp)->_flags &= ~(0x0040|0x0020 ))) : (clearerr)(dfp)); |
216 | fseeko(dfp, offset, SEEK_SET0); |
217 | while (offset != -1 && !feof(dfp)(!__isthreaded ? (((dfp)->_flags & 0x0020) != 0) : (feof )(dfp))) { |
218 | len = fread(buf, 1, sizeof buf, dfp); |
219 | if (len == 0) |
220 | break; |
221 | if (fwrite(buf, 1, len, fp) != len) |
222 | break; |
223 | } |
224 | } |
225 | fclose(dfp); |
226 | } |
227 | |
228 | void |
229 | usbdevs(FILE *ofp) |
230 | { |
231 | char buf[BUFSIZ1024]; |
232 | FILE *ifp; |
233 | size_t len; |
234 | |
235 | if ((ifp = popen("usbdevs -v", "r")) != NULL((void *)0)) { |
236 | while (!feof(ifp)(!__isthreaded ? (((ifp)->_flags & 0x0020) != 0) : (feof )(ifp))) { |
237 | len = fread(buf, 1, sizeof buf, ifp); |
238 | if (len == 0) |
239 | break; |
240 | if (fwrite(buf, 1, len, ofp) != len) |
241 | break; |
242 | } |
243 | pclose(ifp); |
244 | } |
245 | } |
246 | |
247 | /* |
248 | * Execute an editor on the specified pathname, which is interpreted |
249 | * from the shell. This means flags may be included. |
250 | * |
251 | * Returns -1 on error, or the exit value on success. |
252 | */ |
253 | int |
254 | editit(const char *pathname) |
255 | { |
256 | char *argp[] = {"sh", "-c", NULL((void *)0), NULL((void *)0)}, *ed, *p; |
257 | sig_t sighup, sigint, sigquit, sigchld; |
258 | pid_t pid; |
259 | int saved_errno, st, ret = -1; |
260 | |
261 | ed = getenv("VISUAL"); |
262 | if (ed == NULL((void *)0) || ed[0] == '\0') |
263 | ed = getenv("EDITOR"); |
264 | if (ed == NULL((void *)0) || ed[0] == '\0') |
265 | ed = _PATH_VI"/usr/bin/vi"; |
266 | if (asprintf(&p, "%s %s", ed, pathname) == -1) |
267 | return (-1); |
268 | argp[2] = p; |
269 | |
270 | sighup = signal(SIGHUP1, SIG_IGN(void (*)(int))1); |
271 | sigint = signal(SIGINT2, SIG_IGN(void (*)(int))1); |
272 | sigquit = signal(SIGQUIT3, SIG_IGN(void (*)(int))1); |
273 | sigchld = signal(SIGCHLD20, SIG_DFL(void (*)(int))0); |
274 | if ((pid = fork()) == -1) |
275 | goto fail; |
276 | if (pid == 0) { |
277 | execv(_PATH_BSHELL"/bin/sh", argp); |
278 | _exit(127); |
279 | } |
280 | while (waitpid(pid, &st, 0) == -1) { |
281 | if (errno(*__errno()) != EINTR4) |
282 | goto fail; |
283 | } |
284 | if (!WIFEXITED(st)(((st) & 0177) == 0)) |
285 | errno(*__errno()) = EINTR4; |
286 | else |
287 | ret = WEXITSTATUS(st)(int)(((unsigned)(st) >> 8) & 0xff); |
288 | |
289 | fail: |
290 | saved_errno = errno(*__errno()); |
291 | (void)signal(SIGHUP1, sighup); |
292 | (void)signal(SIGINT2, sigint); |
293 | (void)signal(SIGQUIT3, sigquit); |
294 | (void)signal(SIGCHLD20, sigchld); |
295 | free(p); |
296 | errno(*__errno()) = saved_errno; |
297 | return (ret); |
298 | } |
299 | |
300 | int |
301 | prompt(void) |
302 | { |
303 | int c, ret; |
304 | |
305 | fpurge(stdin(&__sF[0])); |
306 | fprintf(stderr(&__sF[2]), "a)bort, e)dit, or s)end: "); |
307 | fflush(stderr(&__sF[2])); |
308 | ret = getchar()(!__isthreaded ? (--((&__sF[0]))->_r < 0 ? __srget( (&__sF[0])) : (int)(*((&__sF[0]))->_p++)) : (getc) ((&__sF[0]))); |
309 | if (ret == EOF(-1) || ret == '\n') |
310 | return (ret); |
311 | do { |
312 | c = getchar()(!__isthreaded ? (--((&__sF[0]))->_r < 0 ? __srget( (&__sF[0])) : (int)(*((&__sF[0]))->_p++)) : (getc) ((&__sF[0]))); |
313 | } while (c != EOF(-1) && c != '\n'); |
314 | return (ret); |
315 | } |
316 | |
317 | int |
318 | sendmail(const char *pathname) |
319 | { |
320 | int filedes[2]; |
321 | pid_t pid; |
322 | |
323 | if (pipe(filedes) == -1) { |
324 | warn("pipe: unsent report in %s", pathname); |
325 | return (-1); |
326 | } |
327 | switch ((pid = fork())) { |
328 | case -1: |
329 | warn("fork error: unsent report in %s", |
330 | pathname); |
331 | return (-1); |
332 | case 0: |
333 | close(filedes[1]); |
334 | if (dup2(filedes[0], STDIN_FILENO0) == -1) { |
335 | warn("dup2 error: unsent report in %s", |
336 | pathname); |
337 | return (-1); |
338 | } |
339 | close(filedes[0]); |
340 | execl(_PATH_SENDMAIL"/usr/sbin/sendmail", "sendmail", |
341 | "-oi", "-t", (char *)NULL((void *)0)); |
342 | warn("sendmail error: unsent report in %s", |
343 | pathname); |
344 | return (-1); |
345 | default: |
346 | close(filedes[0]); |
347 | /* Pipe into sendmail. */ |
348 | if (send_file(pathname, filedes[1]) == -1) { |
349 | warn("send_file error: unsent report in %s", |
350 | pathname); |
351 | return (-1); |
352 | } |
353 | close(filedes[1]); |
354 | while (waitpid(pid, NULL((void *)0), 0) == -1) { |
355 | if (errno(*__errno()) != EINTR4) |
356 | break; |
357 | } |
358 | break; |
359 | } |
360 | return (0); |
361 | } |
362 | |
363 | void |
364 | init(void) |
365 | { |
366 | size_t len; |
367 | int sysname[2]; |
368 | char *cp; |
369 | |
370 | if ((pw = getpwuid(getuid())) == NULL((void *)0)) |
371 | err(1, "getpwuid"); |
372 | |
373 | sysname[0] = CTL_KERN1; |
374 | sysname[1] = KERN_OSTYPE1; |
375 | len = sizeof(os) - 1; |
376 | if (sysctl(sysname, 2, &os, &len, NULL((void *)0), 0) == -1) |
377 | err(1, "sysctl"); |
378 | |
379 | sysname[0] = CTL_KERN1; |
380 | sysname[1] = KERN_OSRELEASE2; |
381 | len = sizeof(rel) - 1; |
382 | if (sysctl(sysname, 2, &rel, &len, NULL((void *)0), 0) == -1) |
383 | err(1, "sysctl"); |
384 | |
385 | sysname[0] = CTL_KERN1; |
386 | sysname[1] = KERN_VERSION4; |
387 | len = sizeof(details) - 1; |
388 | if (sysctl(sysname, 2, &details, &len, NULL((void *)0), 0) == -1) |
389 | err(1, "sysctl"); |
390 | |
391 | cp = strchr(details, '\n'); |
392 | if (cp) { |
393 | cp++; |
394 | if (*cp) |
395 | *cp++ = '\t'; |
396 | if (*cp) |
397 | *cp++ = '\t'; |
398 | if (*cp) |
399 | *cp++ = '\t'; |
400 | } |
401 | |
402 | sysname[0] = CTL_HW6; |
403 | sysname[1] = HW_MACHINE1; |
404 | len = sizeof(mach) - 1; |
405 | if (sysctl(sysname, 2, &mach, &len, NULL((void *)0), 0) == -1) |
406 | err(1, "sysctl"); |
407 | } |
408 | |
409 | int |
410 | send_file(const char *file, int dst) |
411 | { |
412 | size_t len; |
413 | char *buf, *lbuf; |
414 | FILE *fp; |
415 | int rval = -1, saved_errno; |
416 | |
417 | if ((fp = fopen(file, "r")) == NULL((void *)0)) |
418 | return (-1); |
419 | lbuf = NULL((void *)0); |
420 | while ((buf = fgetln(fp, &len))) { |
421 | if (buf[len - 1] == '\n') { |
422 | buf[len - 1] = '\0'; |
423 | --len; |
424 | } else { |
425 | /* EOF without EOL, copy and add the NUL */ |
426 | if ((lbuf = malloc(len + 1)) == NULL((void *)0)) |
427 | goto end; |
428 | memcpy(lbuf, buf, len); |
429 | lbuf[len] = '\0'; |
430 | buf = lbuf; |
431 | } |
432 | |
433 | /* Skip lines starting with "SENDBUG". */ |
434 | if (strncmp(buf, "SENDBUG", sizeof("SENDBUG") - 1) == 0) |
435 | continue; |
436 | while (len) { |
437 | char *sp = NULL((void *)0), *ep = NULL((void *)0); |
438 | size_t copylen; |
439 | |
440 | if ((sp = strchr(buf, '<')) != NULL((void *)0)) { |
441 | size_t i; |
442 | |
443 | for (i = 0; i < sizeof(comment) / sizeof(*comment); ++i) { |
444 | size_t commentlen = strlen(comment[i]); |
445 | |
446 | if (strncmp(sp, comment[i], commentlen) == 0) { |
447 | ep = sp + commentlen - 1; |
448 | break; |
449 | } |
450 | } |
451 | } |
452 | /* Length of string before comment. */ |
453 | if (ep) |
454 | copylen = sp - buf; |
455 | else |
456 | copylen = len; |
457 | if (atomicio(vwrite(ssize_t (*)(int, void *, size_t))write, dst, buf, copylen) != copylen) |
458 | goto end; |
459 | if (!ep) |
460 | break; |
461 | /* Skip comment. */ |
462 | len -= ep - buf + 1; |
463 | buf = ep + 1; |
464 | } |
465 | if (atomicio(vwrite(ssize_t (*)(int, void *, size_t))write, dst, "\n", 1) != 1) |
466 | goto end; |
467 | } |
468 | rval = 0; |
469 | end: |
470 | saved_errno = errno(*__errno()); |
471 | free(lbuf); |
472 | fclose(fp); |
473 | errno(*__errno()) = saved_errno; |
474 | return (rval); |
475 | } |
476 | |
477 | /* |
478 | * Does line start with `s' and end with non-comment and non-whitespace? |
479 | * Note: Does not treat `line' as a C string. |
480 | */ |
481 | int |
482 | matchline(const char *s, const char *line, size_t linelen) |
483 | { |
484 | size_t slen; |
485 | int iscomment; |
486 | |
487 | slen = strlen(s); |
488 | /* Is line shorter than string? */ |
489 | if (linelen <= slen) |
490 | return (0); |
491 | /* Does line start with string? */ |
492 | if (memcmp(line, s, slen) != 0) |
493 | return (0); |
494 | /* Does line contain anything but comments and whitespace? */ |
495 | line += slen; |
496 | linelen -= slen; |
497 | iscomment = 0; |
498 | while (linelen) { |
499 | if (iscomment) { |
500 | if (*line == '>') |
501 | iscomment = 0; |
502 | } else if (*line == '<') |
503 | iscomment = 1; |
504 | else if (!isspace((unsigned char)*line)) |
505 | return (1); |
506 | ++line; |
507 | --linelen; |
508 | } |
509 | return (0); |
510 | } |
511 | |
512 | /* |
513 | * Are all required fields filled out? |
514 | */ |
515 | void |
516 | checkfile(const char *pathname) |
517 | { |
518 | FILE *fp; |
519 | size_t len; |
520 | int category = 0, synopsis = 0, subject = 0; |
521 | char *buf; |
522 | |
523 | if ((fp = fopen(pathname, "r")) == NULL((void *)0)) { |
524 | warn("%s", pathname); |
525 | return; |
526 | } |
527 | while ((buf = fgetln(fp, &len))) { |
528 | if (matchline(">Category:", buf, len)) |
529 | category = 1; |
530 | else if (matchline(">Synopsis:", buf, len)) |
531 | synopsis = 1; |
532 | else if (matchline("Subject:", buf, len)) |
533 | subject = 1; |
534 | } |
535 | fclose(fp); |
536 | if (!category || !synopsis || !subject) { |
537 | fprintf(stderr(&__sF[2]), "Some fields are blank, please fill them in: "); |
538 | if (!subject) |
539 | fprintf(stderr(&__sF[2]), "Subject "); |
540 | if (!synopsis) |
541 | fprintf(stderr(&__sF[2]), "Synopsis "); |
542 | if (!category) |
543 | fprintf(stderr(&__sF[2]), "Category "); |
544 | fputc('\n', stderr(&__sF[2])); |
545 | } |
546 | } |
547 | |
548 | void |
549 | template(FILE *fp) |
550 | { |
551 | fprintf(fp, "SENDBUG: -*- sendbug -*-\n"); |
552 | fprintf(fp, "SENDBUG: Lines starting with `SENDBUG' will" |
553 | " be removed automatically.\n"); |
554 | fprintf(fp, "SENDBUG:\n"); |
555 | fprintf(fp, "SENDBUG: Choose from the following categories:\n"); |
556 | fprintf(fp, "SENDBUG:\n"); |
557 | fprintf(fp, "SENDBUG: %s\n", categories); |
558 | fprintf(fp, "SENDBUG:\n"); |
559 | fprintf(fp, "SENDBUG:\n"); |
560 | fprintf(fp, "To: %s\n", "bugs@openbsd.org"); |
561 | fprintf(fp, "Subject: \n"); |
562 | fprintf(fp, "From: %s\n", pw->pw_name); |
563 | fprintf(fp, "Cc: %s\n", pw->pw_name); |
564 | fprintf(fp, "Reply-To: %s\n", pw->pw_name); |
565 | fprintf(fp, "\n"); |
566 | fprintf(fp, ">Synopsis:\t%s\n", comment[0]); |
567 | fprintf(fp, ">Category:\t%s\n", comment[1]); |
568 | fprintf(fp, ">Environment:\n"); |
569 | fprintf(fp, "\tSystem : %s %s\n", os, rel); |
570 | fprintf(fp, "\tDetails : %s\n", details); |
571 | fprintf(fp, "\tArchitecture: %s.%s\n", os, mach); |
572 | fprintf(fp, "\tMachine : %s\n", mach); |
573 | fprintf(fp, ">Description:\n"); |
574 | fprintf(fp, "\t%s\n", comment[2]); |
575 | fprintf(fp, ">How-To-Repeat:\n"); |
576 | fprintf(fp, "\t%s\n", comment[3]); |
577 | fprintf(fp, ">Fix:\n"); |
578 | fprintf(fp, "\t%s\n", comment[4]); |
579 | |
580 | if (!Dflag) { |
581 | int root; |
582 | |
583 | fprintf(fp, "\n"); |
584 | root = !geteuid(); |
585 | if (!root) |
586 | fprintf(fp, "SENDBUG: Run sendbug as root " |
587 | "if this is an ACPI report!\n"); |
588 | fprintf(fp, "SENDBUG: dmesg%s and usbdevs are attached.\n" |
589 | "SENDBUG: Feel free to delete or use the -D flag if they " |
590 | "contain sensitive information.\n", |
591 | root ? ", pcidump, acpidump" : ""); |
592 | fputs("\ndmesg:\n", fp); |
593 | dmesg(fp); |
594 | fputs("\nusbdevs:\n", fp); |
595 | usbdevs(fp); |
596 | if (root) |
597 | hwdump(fp); |
598 | } |
599 | } |
600 | |
601 | void |
602 | hwdump(FILE *ofp) |
603 | { |
604 | char buf[BUFSIZ1024]; |
605 | FILE *ifp; |
606 | char *cmd, *acpidir; |
607 | size_t len; |
608 | |
609 | if (asprintf(&acpidir, "%s%sp.XXXXXXXXXX", tmpdir, |
610 | tmpdir[strlen(tmpdir) - 1] == '/' ? "" : "/") == -1) |
611 | err(1, "asprintf"); |
612 | if (mkdtemp(acpidir) == NULL((void *)0)) |
613 | err(1, "mkdtemp"); |
614 | |
615 | if (asprintf(&cmd, "echo \"\\npcidump:\"; pcidump -xxv; " |
616 | "echo \"\\nacpidump:\"; cd %s && cp /var/db/acpi/* .; " |
617 | "for i in *; do b64encode $i $i; done; rm -rf %s", |
618 | acpidir, acpidir) == -1) |
619 | err(1, "asprintf"); |
620 | |
621 | if ((ifp = popen(cmd, "r")) != NULL((void *)0)) { |
622 | while (!feof(ifp)(!__isthreaded ? (((ifp)->_flags & 0x0020) != 0) : (feof )(ifp))) { |
623 | len = fread(buf, 1, sizeof buf, ifp); |
624 | if (len == 0) |
625 | break; |
626 | if (fwrite(buf, 1, len, ofp) != len) |
627 | break; |
628 | } |
629 | pclose(ifp); |
630 | } |
631 | free(cmd); |
632 | free(acpidir); |
633 | } |
634 | |
635 | void |
636 | debase(void) |
637 | { |
638 | char buf[BUFSIZ1024]; |
639 | FILE *fp = NULL((void *)0); |
640 | size_t len; |
641 | |
642 | while (fgets(buf, sizeof(buf), stdin(&__sF[0])) != NULL((void *)0)) { |
643 | len = strlen(buf); |
644 | if (!strncmp(buf, BEGIN64"begin-base64 ", sizeof(BEGIN64"begin-base64 ") - 1)) { |
645 | if (fp) |
646 | errx(1, "double begin"); |
647 | fp = popen("b64decode", "w"); |
648 | if (!fp) |
649 | errx(1, "popen b64decode"); |
650 | } |
651 | if (fp && fwrite(buf, 1, len, fp) != len) |
652 | errx(1, "pipe error"); |
653 | if (!strncmp(buf, END64"====", sizeof(END64"====") - 1)) { |
654 | if (pclose(fp) == -1) |
655 | errx(1, "pclose b64decode"); |
656 | fp = NULL((void *)0); |
657 | } |
658 | } |
659 | } |