File: | src/lib/libcrypto/des/des_enc.c |
Warning: | line 155, column 4 Although the value stored to 'r' is used in the enclosing expression, the value is never actually read from 'r' |
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1 | /* $OpenBSD: des_enc.c,v 1.12 2014/10/28 07:35:58 jsg Exp $ */ |
2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
3 | * All rights reserved. |
4 | * |
5 | * This package is an SSL implementation written |
6 | * by Eric Young (eay@cryptsoft.com). |
7 | * The implementation was written so as to conform with Netscapes SSL. |
8 | * |
9 | * This library is free for commercial and non-commercial use as long as |
10 | * the following conditions are aheared to. The following conditions |
11 | * apply to all code found in this distribution, be it the RC4, RSA, |
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation |
13 | * included with this distribution is covered by the same copyright terms |
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). |
15 | * |
16 | * Copyright remains Eric Young's, and as such any Copyright notices in |
17 | * the code are not to be removed. |
18 | * If this package is used in a product, Eric Young should be given attribution |
19 | * as the author of the parts of the library used. |
20 | * This can be in the form of a textual message at program startup or |
21 | * in documentation (online or textual) provided with the package. |
22 | * |
23 | * Redistribution and use in source and binary forms, with or without |
24 | * modification, are permitted provided that the following conditions |
25 | * are met: |
26 | * 1. Redistributions of source code must retain the copyright |
27 | * notice, this list of conditions and the following disclaimer. |
28 | * 2. Redistributions in binary form must reproduce the above copyright |
29 | * notice, this list of conditions and the following disclaimer in the |
30 | * documentation and/or other materials provided with the distribution. |
31 | * 3. All advertising materials mentioning features or use of this software |
32 | * must display the following acknowledgement: |
33 | * "This product includes cryptographic software written by |
34 | * Eric Young (eay@cryptsoft.com)" |
35 | * The word 'cryptographic' can be left out if the rouines from the library |
36 | * being used are not cryptographic related :-). |
37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
38 | * the apps directory (application code) you must include an acknowledgement: |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
40 | * |
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
51 | * SUCH DAMAGE. |
52 | * |
53 | * The licence and distribution terms for any publically available version or |
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be |
55 | * copied and put under another distribution licence |
56 | * [including the GNU Public Licence.] |
57 | */ |
58 | |
59 | #include "des_locl.h" |
60 | #include "spr.h" |
61 | |
62 | #ifndef OPENBSD_DES_ASM |
63 | |
64 | void DES_encrypt1(DES_LONGunsigned int *data, DES_key_schedule *ks, int enc) |
65 | { |
66 | DES_LONGunsigned int l,r,t,u; |
67 | #ifdef DES_PTR |
68 | const unsigned char *des_SP=(const unsigned char *)DES_SPtrans; |
69 | #endif |
70 | #ifndef DES_UNROLL |
71 | int i; |
72 | #endif |
73 | DES_LONGunsigned int *s; |
74 | |
75 | r=data[0]; |
76 | l=data[1]; |
77 | |
78 | IP(r,l){ unsigned int tt; ((tt)=((((l)>>(4))^(r))&(0x0f0f0f0fL )), (r)^=(tt), (l)^=((tt)<<(4))); ((tt)=((((r)>>( 16))^(l))&(0x0000ffffL)), (l)^=(tt), (r)^=((tt)<<(16 ))); ((tt)=((((l)>>(2))^(r))&(0x33333333L)), (r)^=( tt), (l)^=((tt)<<(2))); ((tt)=((((r)>>(8))^(l))& (0x00ff00ffL)), (l)^=(tt), (r)^=((tt)<<(8))); ((tt)=((( (l)>>(1))^(r))&(0x55555555L)), (r)^=(tt), (l)^=((tt )<<(1))); }; |
79 | /* Things have been modified so that the initial rotate is |
80 | * done outside the loop. This required the |
81 | * DES_SPtrans values in sp.h to be rotated 1 bit to the right. |
82 | * One perl script later and things have a 5% speed up on a sparc2. |
83 | * Thanks to Richard Outerbridge <71755.204@CompuServe.COM> |
84 | * for pointing this out. */ |
85 | /* clear the top bits on machines with 8byte longs */ |
86 | /* shift left by 2 */ |
87 | r=ROTATE(r,29)&0xffffffffL; |
88 | l=ROTATE(l,29)&0xffffffffL; |
89 | |
90 | s=ks->ks->deslong; |
91 | /* I don't know if it is worth the effort of loop unrolling the |
92 | * inner loop */ |
93 | if (enc) |
94 | { |
95 | #ifdef DES_UNROLL |
96 | D_ENCRYPT(l,r, 0){ u=r^s[0 ]; t=r^s[0 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 1 */ |
97 | D_ENCRYPT(r,l, 2){ u=l^s[2 ]; t=l^s[2 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 2 */ |
98 | D_ENCRYPT(l,r, 4){ u=r^s[4 ]; t=r^s[4 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 3 */ |
99 | D_ENCRYPT(r,l, 6){ u=l^s[6 ]; t=l^s[6 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 4 */ |
100 | D_ENCRYPT(l,r, 8){ u=r^s[8 ]; t=r^s[8 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 5 */ |
101 | D_ENCRYPT(r,l,10){ u=l^s[10 ]; t=l^s[10 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 6 */ |
102 | D_ENCRYPT(l,r,12){ u=r^s[12 ]; t=r^s[12 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 7 */ |
103 | D_ENCRYPT(r,l,14){ u=l^s[14 ]; t=l^s[14 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 8 */ |
104 | D_ENCRYPT(l,r,16){ u=r^s[16 ]; t=r^s[16 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 9 */ |
105 | D_ENCRYPT(r,l,18){ u=l^s[18 ]; t=l^s[18 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 10 */ |
106 | D_ENCRYPT(l,r,20){ u=r^s[20 ]; t=r^s[20 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 11 */ |
107 | D_ENCRYPT(r,l,22){ u=l^s[22 ]; t=l^s[22 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 12 */ |
108 | D_ENCRYPT(l,r,24){ u=r^s[24 ]; t=r^s[24 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 13 */ |
109 | D_ENCRYPT(r,l,26){ u=l^s[26 ]; t=l^s[26 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 14 */ |
110 | D_ENCRYPT(l,r,28){ u=r^s[28 ]; t=r^s[28 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 15 */ |
111 | D_ENCRYPT(r,l,30){ u=l^s[30 ]; t=l^s[30 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 16 */ |
112 | #else |
113 | for (i=0; i<32; i+=4) |
114 | { |
115 | D_ENCRYPT(l,r,i+0){ u=r^s[i+0 ]; t=r^s[i+0 +1]; t=ROTATE(t,4); l^= DES_SPtrans[ 0][(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 1 */ |
116 | D_ENCRYPT(r,l,i+2){ u=l^s[i+2 ]; t=l^s[i+2 +1]; t=ROTATE(t,4); r^= DES_SPtrans[ 0][(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 2 */ |
117 | } |
118 | #endif |
119 | } |
120 | else |
121 | { |
122 | #ifdef DES_UNROLL |
123 | D_ENCRYPT(l,r,30){ u=r^s[30 ]; t=r^s[30 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 16 */ |
124 | D_ENCRYPT(r,l,28){ u=l^s[28 ]; t=l^s[28 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 15 */ |
125 | D_ENCRYPT(l,r,26){ u=r^s[26 ]; t=r^s[26 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 14 */ |
126 | D_ENCRYPT(r,l,24){ u=l^s[24 ]; t=l^s[24 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 13 */ |
127 | D_ENCRYPT(l,r,22){ u=r^s[22 ]; t=r^s[22 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 12 */ |
128 | D_ENCRYPT(r,l,20){ u=l^s[20 ]; t=l^s[20 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 11 */ |
129 | D_ENCRYPT(l,r,18){ u=r^s[18 ]; t=r^s[18 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 10 */ |
130 | D_ENCRYPT(r,l,16){ u=l^s[16 ]; t=l^s[16 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 9 */ |
131 | D_ENCRYPT(l,r,14){ u=r^s[14 ]; t=r^s[14 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 8 */ |
132 | D_ENCRYPT(r,l,12){ u=l^s[12 ]; t=l^s[12 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 7 */ |
133 | D_ENCRYPT(l,r,10){ u=r^s[10 ]; t=r^s[10 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 6 */ |
134 | D_ENCRYPT(r,l, 8){ u=l^s[8 ]; t=l^s[8 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 5 */ |
135 | D_ENCRYPT(l,r, 6){ u=r^s[6 ]; t=r^s[6 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 4 */ |
136 | D_ENCRYPT(r,l, 4){ u=l^s[4 ]; t=l^s[4 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 3 */ |
137 | D_ENCRYPT(l,r, 2){ u=r^s[2 ]; t=r^s[2 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 2 */ |
138 | D_ENCRYPT(r,l, 0){ u=l^s[0 ]; t=l^s[0 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 1 */ |
139 | #else |
140 | for (i=30; i>0; i-=4) |
141 | { |
142 | D_ENCRYPT(l,r,i-0){ u=r^s[i-0 ]; t=r^s[i-0 +1]; t=ROTATE(t,4); l^= DES_SPtrans[ 0][(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 16 */ |
143 | D_ENCRYPT(r,l,i-2){ u=l^s[i-2 ]; t=l^s[i-2 +1]; t=ROTATE(t,4); r^= DES_SPtrans[ 0][(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 15 */ |
144 | } |
145 | #endif |
146 | } |
147 | |
148 | /* rotate and clear the top bits on machines with 8byte longs */ |
149 | l=ROTATE(l,3)&0xffffffffL; |
150 | r=ROTATE(r,3)&0xffffffffL; |
151 | |
152 | FP(r,l){ unsigned int tt; ((tt)=((((r)>>(1))^(l))&(0x55555555L )), (l)^=(tt), (r)^=((tt)<<(1))); ((tt)=((((l)>>( 8))^(r))&(0x00ff00ffL)), (r)^=(tt), (l)^=((tt)<<(8) )); ((tt)=((((r)>>(2))^(l))&(0x33333333L)), (l)^=(tt ), (r)^=((tt)<<(2))); ((tt)=((((l)>>(16))^(r))& (0x0000ffffL)), (r)^=(tt), (l)^=((tt)<<(16))); ((tt)=(( ((r)>>(4))^(l))&(0x0f0f0f0fL)), (l)^=(tt), (r)^=((tt )<<(4))); }; |
153 | data[0]=l; |
154 | data[1]=r; |
155 | l=r=t=u=0; |
Although the value stored to 'r' is used in the enclosing expression, the value is never actually read from 'r' | |
156 | } |
157 | |
158 | void DES_encrypt2(DES_LONGunsigned int *data, DES_key_schedule *ks, int enc) |
159 | { |
160 | DES_LONGunsigned int l,r,t,u; |
161 | #ifdef DES_PTR |
162 | const unsigned char *des_SP=(const unsigned char *)DES_SPtrans; |
163 | #endif |
164 | #ifndef DES_UNROLL |
165 | int i; |
166 | #endif |
167 | DES_LONGunsigned int *s; |
168 | |
169 | r=data[0]; |
170 | l=data[1]; |
171 | |
172 | /* Things have been modified so that the initial rotate is |
173 | * done outside the loop. This required the |
174 | * DES_SPtrans values in sp.h to be rotated 1 bit to the right. |
175 | * One perl script later and things have a 5% speed up on a sparc2. |
176 | * Thanks to Richard Outerbridge <71755.204@CompuServe.COM> |
177 | * for pointing this out. */ |
178 | /* clear the top bits on machines with 8byte longs */ |
179 | r=ROTATE(r,29)&0xffffffffL; |
180 | l=ROTATE(l,29)&0xffffffffL; |
181 | |
182 | s=ks->ks->deslong; |
183 | /* I don't know if it is worth the effort of loop unrolling the |
184 | * inner loop */ |
185 | if (enc) |
186 | { |
187 | #ifdef DES_UNROLL |
188 | D_ENCRYPT(l,r, 0){ u=r^s[0 ]; t=r^s[0 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 1 */ |
189 | D_ENCRYPT(r,l, 2){ u=l^s[2 ]; t=l^s[2 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 2 */ |
190 | D_ENCRYPT(l,r, 4){ u=r^s[4 ]; t=r^s[4 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 3 */ |
191 | D_ENCRYPT(r,l, 6){ u=l^s[6 ]; t=l^s[6 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 4 */ |
192 | D_ENCRYPT(l,r, 8){ u=r^s[8 ]; t=r^s[8 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 5 */ |
193 | D_ENCRYPT(r,l,10){ u=l^s[10 ]; t=l^s[10 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 6 */ |
194 | D_ENCRYPT(l,r,12){ u=r^s[12 ]; t=r^s[12 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 7 */ |
195 | D_ENCRYPT(r,l,14){ u=l^s[14 ]; t=l^s[14 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 8 */ |
196 | D_ENCRYPT(l,r,16){ u=r^s[16 ]; t=r^s[16 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 9 */ |
197 | D_ENCRYPT(r,l,18){ u=l^s[18 ]; t=l^s[18 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 10 */ |
198 | D_ENCRYPT(l,r,20){ u=r^s[20 ]; t=r^s[20 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 11 */ |
199 | D_ENCRYPT(r,l,22){ u=l^s[22 ]; t=l^s[22 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 12 */ |
200 | D_ENCRYPT(l,r,24){ u=r^s[24 ]; t=r^s[24 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 13 */ |
201 | D_ENCRYPT(r,l,26){ u=l^s[26 ]; t=l^s[26 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 14 */ |
202 | D_ENCRYPT(l,r,28){ u=r^s[28 ]; t=r^s[28 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 15 */ |
203 | D_ENCRYPT(r,l,30){ u=l^s[30 ]; t=l^s[30 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 16 */ |
204 | #else |
205 | for (i=0; i<32; i+=4) |
206 | { |
207 | D_ENCRYPT(l,r,i+0){ u=r^s[i+0 ]; t=r^s[i+0 +1]; t=ROTATE(t,4); l^= DES_SPtrans[ 0][(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 1 */ |
208 | D_ENCRYPT(r,l,i+2){ u=l^s[i+2 ]; t=l^s[i+2 +1]; t=ROTATE(t,4); r^= DES_SPtrans[ 0][(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 2 */ |
209 | } |
210 | #endif |
211 | } |
212 | else |
213 | { |
214 | #ifdef DES_UNROLL |
215 | D_ENCRYPT(l,r,30){ u=r^s[30 ]; t=r^s[30 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 16 */ |
216 | D_ENCRYPT(r,l,28){ u=l^s[28 ]; t=l^s[28 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 15 */ |
217 | D_ENCRYPT(l,r,26){ u=r^s[26 ]; t=r^s[26 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 14 */ |
218 | D_ENCRYPT(r,l,24){ u=l^s[24 ]; t=l^s[24 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 13 */ |
219 | D_ENCRYPT(l,r,22){ u=r^s[22 ]; t=r^s[22 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 12 */ |
220 | D_ENCRYPT(r,l,20){ u=l^s[20 ]; t=l^s[20 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 11 */ |
221 | D_ENCRYPT(l,r,18){ u=r^s[18 ]; t=r^s[18 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 10 */ |
222 | D_ENCRYPT(r,l,16){ u=l^s[16 ]; t=l^s[16 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 9 */ |
223 | D_ENCRYPT(l,r,14){ u=r^s[14 ]; t=r^s[14 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 8 */ |
224 | D_ENCRYPT(r,l,12){ u=l^s[12 ]; t=l^s[12 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 7 */ |
225 | D_ENCRYPT(l,r,10){ u=r^s[10 ]; t=r^s[10 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0] [(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 6 */ |
226 | D_ENCRYPT(r,l, 8){ u=l^s[8 ]; t=l^s[8 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 5 */ |
227 | D_ENCRYPT(l,r, 6){ u=r^s[6 ]; t=r^s[6 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 4 */ |
228 | D_ENCRYPT(r,l, 4){ u=l^s[4 ]; t=l^s[4 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 3 */ |
229 | D_ENCRYPT(l,r, 2){ u=r^s[2 ]; t=r^s[2 +1]; t=ROTATE(t,4); l^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 2 */ |
230 | D_ENCRYPT(r,l, 0){ u=l^s[0 ]; t=l^s[0 +1]; t=ROTATE(t,4); r^= DES_SPtrans[0][( u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)&0x3f ]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6][(u >>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)&0x3f ]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5][(t >>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)&0x3f ]; }; /* 1 */ |
231 | #else |
232 | for (i=30; i>0; i-=4) |
233 | { |
234 | D_ENCRYPT(l,r,i-0){ u=r^s[i-0 ]; t=r^s[i-0 +1]; t=ROTATE(t,4); l^= DES_SPtrans[ 0][(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 16 */ |
235 | D_ENCRYPT(r,l,i-2){ u=l^s[i-2 ]; t=l^s[i-2 +1]; t=ROTATE(t,4); r^= DES_SPtrans[ 0][(u>> 2L)&0x3f]^ DES_SPtrans[2][(u>>10L)& 0x3f]^ DES_SPtrans[4][(u>>18L)&0x3f]^ DES_SPtrans[6 ][(u>>26L)&0x3f]^ DES_SPtrans[1][(t>> 2L)& 0x3f]^ DES_SPtrans[3][(t>>10L)&0x3f]^ DES_SPtrans[5 ][(t>>18L)&0x3f]^ DES_SPtrans[7][(t>>26L)& 0x3f]; }; /* 15 */ |
236 | } |
237 | #endif |
238 | } |
239 | /* rotate and clear the top bits on machines with 8byte longs */ |
240 | data[0]=ROTATE(l,3)&0xffffffffL; |
241 | data[1]=ROTATE(r,3)&0xffffffffL; |
242 | l=r=t=u=0; |
243 | } |
244 | |
245 | #endif /* OPENBSD_DES_ASM */ |
246 | |
247 | void DES_encrypt3(DES_LONGunsigned int *data, DES_key_schedule *ks1, |
248 | DES_key_schedule *ks2, DES_key_schedule *ks3) |
249 | { |
250 | DES_LONGunsigned int l,r; |
251 | |
252 | l=data[0]; |
253 | r=data[1]; |
254 | IP(l,r){ unsigned int tt; ((tt)=((((r)>>(4))^(l))&(0x0f0f0f0fL )), (l)^=(tt), (r)^=((tt)<<(4))); ((tt)=((((l)>>( 16))^(r))&(0x0000ffffL)), (r)^=(tt), (l)^=((tt)<<(16 ))); ((tt)=((((r)>>(2))^(l))&(0x33333333L)), (l)^=( tt), (r)^=((tt)<<(2))); ((tt)=((((l)>>(8))^(r))& (0x00ff00ffL)), (r)^=(tt), (l)^=((tt)<<(8))); ((tt)=((( (r)>>(1))^(l))&(0x55555555L)), (l)^=(tt), (r)^=((tt )<<(1))); }; |
255 | data[0]=l; |
256 | data[1]=r; |
257 | DES_encrypt2((DES_LONGunsigned int *)data,ks1,DES_ENCRYPT1); |
258 | DES_encrypt2((DES_LONGunsigned int *)data,ks2,DES_DECRYPT0); |
259 | DES_encrypt2((DES_LONGunsigned int *)data,ks3,DES_ENCRYPT1); |
260 | l=data[0]; |
261 | r=data[1]; |
262 | FP(r,l){ unsigned int tt; ((tt)=((((r)>>(1))^(l))&(0x55555555L )), (l)^=(tt), (r)^=((tt)<<(1))); ((tt)=((((l)>>( 8))^(r))&(0x00ff00ffL)), (r)^=(tt), (l)^=((tt)<<(8) )); ((tt)=((((r)>>(2))^(l))&(0x33333333L)), (l)^=(tt ), (r)^=((tt)<<(2))); ((tt)=((((l)>>(16))^(r))& (0x0000ffffL)), (r)^=(tt), (l)^=((tt)<<(16))); ((tt)=(( ((r)>>(4))^(l))&(0x0f0f0f0fL)), (l)^=(tt), (r)^=((tt )<<(4))); }; |
263 | data[0]=l; |
264 | data[1]=r; |
265 | } |
266 | |
267 | void DES_decrypt3(DES_LONGunsigned int *data, DES_key_schedule *ks1, |
268 | DES_key_schedule *ks2, DES_key_schedule *ks3) |
269 | { |
270 | DES_LONGunsigned int l,r; |
271 | |
272 | l=data[0]; |
273 | r=data[1]; |
274 | IP(l,r){ unsigned int tt; ((tt)=((((r)>>(4))^(l))&(0x0f0f0f0fL )), (l)^=(tt), (r)^=((tt)<<(4))); ((tt)=((((l)>>( 16))^(r))&(0x0000ffffL)), (r)^=(tt), (l)^=((tt)<<(16 ))); ((tt)=((((r)>>(2))^(l))&(0x33333333L)), (l)^=( tt), (r)^=((tt)<<(2))); ((tt)=((((l)>>(8))^(r))& (0x00ff00ffL)), (r)^=(tt), (l)^=((tt)<<(8))); ((tt)=((( (r)>>(1))^(l))&(0x55555555L)), (l)^=(tt), (r)^=((tt )<<(1))); }; |
275 | data[0]=l; |
276 | data[1]=r; |
277 | DES_encrypt2((DES_LONGunsigned int *)data,ks3,DES_DECRYPT0); |
278 | DES_encrypt2((DES_LONGunsigned int *)data,ks2,DES_ENCRYPT1); |
279 | DES_encrypt2((DES_LONGunsigned int *)data,ks1,DES_DECRYPT0); |
280 | l=data[0]; |
281 | r=data[1]; |
282 | FP(r,l){ unsigned int tt; ((tt)=((((r)>>(1))^(l))&(0x55555555L )), (l)^=(tt), (r)^=((tt)<<(1))); ((tt)=((((l)>>( 8))^(r))&(0x00ff00ffL)), (r)^=(tt), (l)^=((tt)<<(8) )); ((tt)=((((r)>>(2))^(l))&(0x33333333L)), (l)^=(tt ), (r)^=((tt)<<(2))); ((tt)=((((l)>>(16))^(r))& (0x0000ffffL)), (r)^=(tt), (l)^=((tt)<<(16))); ((tt)=(( ((r)>>(4))^(l))&(0x0f0f0f0fL)), (l)^=(tt), (r)^=((tt )<<(4))); }; |
283 | data[0]=l; |
284 | data[1]=r; |
285 | } |
286 | |
287 | #ifndef DES_DEFAULT_OPTIONS |
288 | |
289 | #undef CBC_ENC_C__DONT_UPDATE_IV |
290 | #include "ncbc_enc.c" /* DES_ncbc_encrypt */ |
291 | |
292 | void DES_ede3_cbc_encrypt(const unsigned char *input, unsigned char *output, |
293 | long length, DES_key_schedule *ks1, |
294 | DES_key_schedule *ks2, DES_key_schedule *ks3, |
295 | DES_cblock *ivec, int enc) |
296 | { |
297 | DES_LONGunsigned int tin0,tin1; |
298 | DES_LONGunsigned int tout0,tout1,xor0,xor1; |
299 | const unsigned char *in; |
300 | unsigned char *out; |
301 | long l=length; |
302 | DES_LONGunsigned int tin[2]; |
303 | unsigned char *iv; |
304 | |
305 | in=input; |
306 | out=output; |
307 | iv = &(*ivec)[0]; |
308 | |
309 | if (enc) |
310 | { |
311 | c2l(iv,tout0)(tout0 =((unsigned int)(*((iv)++))) , tout0|=((unsigned int)( *((iv)++)))<< 8L, tout0|=((unsigned int)(*((iv)++)))<< 16L, tout0|=((unsigned int)(*((iv)++)))<<24L); |
312 | c2l(iv,tout1)(tout1 =((unsigned int)(*((iv)++))) , tout1|=((unsigned int)( *((iv)++)))<< 8L, tout1|=((unsigned int)(*((iv)++)))<< 16L, tout1|=((unsigned int)(*((iv)++)))<<24L); |
313 | for (l-=8; l>=0; l-=8) |
314 | { |
315 | c2l(in,tin0)(tin0 =((unsigned int)(*((in)++))) , tin0|=((unsigned int)(*( (in)++)))<< 8L, tin0|=((unsigned int)(*((in)++)))<< 16L, tin0|=((unsigned int)(*((in)++)))<<24L); |
316 | c2l(in,tin1)(tin1 =((unsigned int)(*((in)++))) , tin1|=((unsigned int)(*( (in)++)))<< 8L, tin1|=((unsigned int)(*((in)++)))<< 16L, tin1|=((unsigned int)(*((in)++)))<<24L); |
317 | tin0^=tout0; |
318 | tin1^=tout1; |
319 | |
320 | tin[0]=tin0; |
321 | tin[1]=tin1; |
322 | DES_encrypt3((DES_LONGunsigned int *)tin,ks1,ks2,ks3); |
323 | tout0=tin[0]; |
324 | tout1=tin[1]; |
325 | |
326 | l2c(tout0,out)(*((out)++)=(unsigned char)(((tout0) )&0xff), *((out)++)= (unsigned char)(((tout0)>> 8L)&0xff), *((out)++)=(unsigned char)(((tout0)>>16L)&0xff), *((out)++)=(unsigned char )(((tout0)>>24L)&0xff)); |
327 | l2c(tout1,out)(*((out)++)=(unsigned char)(((tout1) )&0xff), *((out)++)= (unsigned char)(((tout1)>> 8L)&0xff), *((out)++)=(unsigned char)(((tout1)>>16L)&0xff), *((out)++)=(unsigned char )(((tout1)>>24L)&0xff)); |
328 | } |
329 | if (l != -8) |
330 | { |
331 | c2ln(in,tin0,tin1,l+8){ in+=l+8; tin0=tin1=0; switch (l+8) { case 8: tin1 =((unsigned int)(*(--(in))))<<24L; case 7: tin1|=((unsigned int)(* (--(in))))<<16L; case 6: tin1|=((unsigned int)(*(--(in) )))<< 8L; case 5: tin1|=((unsigned int)(*(--(in)))); case 4: tin0 =((unsigned int)(*(--(in))))<<24L; case 3: tin0 |=((unsigned int)(*(--(in))))<<16L; case 2: tin0|=((unsigned int)(*(--(in))))<< 8L; case 1: tin0|=((unsigned int)(* (--(in)))); } }; |
332 | tin0^=tout0; |
333 | tin1^=tout1; |
334 | |
335 | tin[0]=tin0; |
336 | tin[1]=tin1; |
337 | DES_encrypt3((DES_LONGunsigned int *)tin,ks1,ks2,ks3); |
338 | tout0=tin[0]; |
339 | tout1=tin[1]; |
340 | |
341 | l2c(tout0,out)(*((out)++)=(unsigned char)(((tout0) )&0xff), *((out)++)= (unsigned char)(((tout0)>> 8L)&0xff), *((out)++)=(unsigned char)(((tout0)>>16L)&0xff), *((out)++)=(unsigned char )(((tout0)>>24L)&0xff)); |
342 | l2c(tout1,out)(*((out)++)=(unsigned char)(((tout1) )&0xff), *((out)++)= (unsigned char)(((tout1)>> 8L)&0xff), *((out)++)=(unsigned char)(((tout1)>>16L)&0xff), *((out)++)=(unsigned char )(((tout1)>>24L)&0xff)); |
343 | } |
344 | iv = &(*ivec)[0]; |
345 | l2c(tout0,iv)(*((iv)++)=(unsigned char)(((tout0) )&0xff), *((iv)++)=(unsigned char)(((tout0)>> 8L)&0xff), *((iv)++)=(unsigned char )(((tout0)>>16L)&0xff), *((iv)++)=(unsigned char)(( (tout0)>>24L)&0xff)); |
346 | l2c(tout1,iv)(*((iv)++)=(unsigned char)(((tout1) )&0xff), *((iv)++)=(unsigned char)(((tout1)>> 8L)&0xff), *((iv)++)=(unsigned char )(((tout1)>>16L)&0xff), *((iv)++)=(unsigned char)(( (tout1)>>24L)&0xff)); |
347 | } |
348 | else |
349 | { |
350 | DES_LONGunsigned int t0,t1; |
351 | |
352 | c2l(iv,xor0)(xor0 =((unsigned int)(*((iv)++))) , xor0|=((unsigned int)(*( (iv)++)))<< 8L, xor0|=((unsigned int)(*((iv)++)))<< 16L, xor0|=((unsigned int)(*((iv)++)))<<24L); |
353 | c2l(iv,xor1)(xor1 =((unsigned int)(*((iv)++))) , xor1|=((unsigned int)(*( (iv)++)))<< 8L, xor1|=((unsigned int)(*((iv)++)))<< 16L, xor1|=((unsigned int)(*((iv)++)))<<24L); |
354 | for (l-=8; l>=0; l-=8) |
355 | { |
356 | c2l(in,tin0)(tin0 =((unsigned int)(*((in)++))) , tin0|=((unsigned int)(*( (in)++)))<< 8L, tin0|=((unsigned int)(*((in)++)))<< 16L, tin0|=((unsigned int)(*((in)++)))<<24L); |
357 | c2l(in,tin1)(tin1 =((unsigned int)(*((in)++))) , tin1|=((unsigned int)(*( (in)++)))<< 8L, tin1|=((unsigned int)(*((in)++)))<< 16L, tin1|=((unsigned int)(*((in)++)))<<24L); |
358 | |
359 | t0=tin0; |
360 | t1=tin1; |
361 | |
362 | tin[0]=tin0; |
363 | tin[1]=tin1; |
364 | DES_decrypt3((DES_LONGunsigned int *)tin,ks1,ks2,ks3); |
365 | tout0=tin[0]; |
366 | tout1=tin[1]; |
367 | |
368 | tout0^=xor0; |
369 | tout1^=xor1; |
370 | l2c(tout0,out)(*((out)++)=(unsigned char)(((tout0) )&0xff), *((out)++)= (unsigned char)(((tout0)>> 8L)&0xff), *((out)++)=(unsigned char)(((tout0)>>16L)&0xff), *((out)++)=(unsigned char )(((tout0)>>24L)&0xff)); |
371 | l2c(tout1,out)(*((out)++)=(unsigned char)(((tout1) )&0xff), *((out)++)= (unsigned char)(((tout1)>> 8L)&0xff), *((out)++)=(unsigned char)(((tout1)>>16L)&0xff), *((out)++)=(unsigned char )(((tout1)>>24L)&0xff)); |
372 | xor0=t0; |
373 | xor1=t1; |
374 | } |
375 | if (l != -8) |
376 | { |
377 | c2l(in,tin0)(tin0 =((unsigned int)(*((in)++))) , tin0|=((unsigned int)(*( (in)++)))<< 8L, tin0|=((unsigned int)(*((in)++)))<< 16L, tin0|=((unsigned int)(*((in)++)))<<24L); |
378 | c2l(in,tin1)(tin1 =((unsigned int)(*((in)++))) , tin1|=((unsigned int)(*( (in)++)))<< 8L, tin1|=((unsigned int)(*((in)++)))<< 16L, tin1|=((unsigned int)(*((in)++)))<<24L); |
379 | |
380 | t0=tin0; |
381 | t1=tin1; |
382 | |
383 | tin[0]=tin0; |
384 | tin[1]=tin1; |
385 | DES_decrypt3((DES_LONGunsigned int *)tin,ks1,ks2,ks3); |
386 | tout0=tin[0]; |
387 | tout1=tin[1]; |
388 | |
389 | tout0^=xor0; |
390 | tout1^=xor1; |
391 | l2cn(tout0,tout1,out,l+8){ out+=l+8; switch (l+8) { case 8: *(--(out))=(unsigned char) (((tout1)>>24L)&0xff); case 7: *(--(out))=(unsigned char)(((tout1)>>16L)&0xff); case 6: *(--(out))=(unsigned char)(((tout1)>> 8L)&0xff); case 5: *(--(out))=(unsigned char)(((tout1) )&0xff); case 4: *(--(out))=(unsigned char )(((tout0)>>24L)&0xff); case 3: *(--(out))=(unsigned char)(((tout0)>>16L)&0xff); case 2: *(--(out))=(unsigned char)(((tout0)>> 8L)&0xff); case 1: *(--(out))=(unsigned char)(((tout0) )&0xff); } }; |
392 | xor0=t0; |
393 | xor1=t1; |
394 | } |
395 | |
396 | iv = &(*ivec)[0]; |
397 | l2c(xor0,iv)(*((iv)++)=(unsigned char)(((xor0) )&0xff), *((iv)++)=(unsigned char)(((xor0)>> 8L)&0xff), *((iv)++)=(unsigned char )(((xor0)>>16L)&0xff), *((iv)++)=(unsigned char)((( xor0)>>24L)&0xff)); |
398 | l2c(xor1,iv)(*((iv)++)=(unsigned char)(((xor1) )&0xff), *((iv)++)=(unsigned char)(((xor1)>> 8L)&0xff), *((iv)++)=(unsigned char )(((xor1)>>16L)&0xff), *((iv)++)=(unsigned char)((( xor1)>>24L)&0xff)); |
399 | } |
400 | tin0=tin1=tout0=tout1=xor0=xor1=0; |
401 | tin[0]=tin[1]=0; |
402 | } |
403 | |
404 | #endif /* DES_DEFAULT_OPTIONS */ |