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-rw-r--r--src/lib/libcrypto/des/ofb64ede.c86
1 files changed, 42 insertions, 44 deletions
diff --git a/src/lib/libcrypto/des/ofb64ede.c b/src/lib/libcrypto/des/ofb64ede.c
index 65969313ba..2922fc77fa 100644
--- a/src/lib/libcrypto/des/ofb64ede.c
+++ b/src/lib/libcrypto/des/ofb64ede.c
@@ -1,25 +1,25 @@
1/* $OpenBSD: ofb64ede.c,v 1.7 2022/11/26 16:08:51 tb Exp $ */ 1/* $OpenBSD: ofb64ede.c,v 1.8 2023/07/08 07:11:07 beck Exp $ */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved. 3 * All rights reserved.
4 * 4 *
5 * This package is an SSL implementation written 5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com). 6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL. 7 * The implementation was written so as to conform with Netscapes SSL.
8 * 8 *
9 * This library is free for commercial and non-commercial use as long as 9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions 10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA, 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 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 13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 * 15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in 16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed. 17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution 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. 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 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. 21 * in documentation (online or textual) provided with the package.
22 * 22 *
23 * Redistribution and use in source and binary forms, with or without 23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions 24 * modification, are permitted provided that the following conditions
25 * are met: 25 * are met:
@@ -34,10 +34,10 @@
34 * Eric Young (eay@cryptsoft.com)" 34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library 35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-). 36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from 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: 38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 * 40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 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 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE. 51 * SUCH DAMAGE.
52 * 52 *
53 * The licence and distribution terms for any publically available version or 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 54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence 55 * copied and put under another distribution licence
@@ -62,53 +62,51 @@
62 * used. The extra state information to record how much of the 62 * used. The extra state information to record how much of the
63 * 64bit block we have used is contained in *num; 63 * 64bit block we have used is contained in *num;
64 */ 64 */
65void DES_ede3_ofb64_encrypt(const unsigned char *in, 65void
66 unsigned char *out, long length, 66DES_ede3_ofb64_encrypt(const unsigned char *in,
67 DES_key_schedule *k1, DES_key_schedule *k2, 67 unsigned char *out, long length,
68 DES_key_schedule *k3, DES_cblock *ivec, 68 DES_key_schedule *k1, DES_key_schedule *k2,
69 int *num) 69 DES_key_schedule *k3, DES_cblock *ivec,
70 { 70 int *num)
71 DES_LONG v0,v1; 71{
72 int n= *num; 72 DES_LONG v0, v1;
73 long l=length; 73 int n = *num;
74 long l = length;
74 DES_cblock d; 75 DES_cblock d;
75 char *dp; 76 char *dp;
76 DES_LONG ti[2]; 77 DES_LONG ti[2];
77 unsigned char *iv; 78 unsigned char *iv;
78 int save=0; 79 int save = 0;
79 80
80 iv = &(*ivec)[0]; 81 iv = &(*ivec)[0];
81 c2l(iv,v0); 82 c2l(iv, v0);
82 c2l(iv,v1); 83 c2l(iv, v1);
83 ti[0]=v0; 84 ti[0] = v0;
84 ti[1]=v1; 85 ti[1] = v1;
85 dp=(char *)d; 86 dp = (char *)d;
86 l2c(v0,dp); 87 l2c(v0, dp);
87 l2c(v1,dp); 88 l2c(v1, dp);
88 while (l--) 89 while (l--) {
89 { 90 if (n == 0) {
90 if (n == 0)
91 {
92 /* ti[0]=v0; */ 91 /* ti[0]=v0; */
93 /* ti[1]=v1; */ 92 /* ti[1]=v1; */
94 DES_encrypt3(ti,k1,k2,k3); 93 DES_encrypt3(ti, k1, k2, k3);
95 v0=ti[0]; 94 v0 = ti[0];
96 v1=ti[1]; 95 v1 = ti[1];
97 96
98 dp=(char *)d; 97 dp = (char *)d;
99 l2c(v0,dp); 98 l2c(v0, dp);
100 l2c(v1,dp); 99 l2c(v1, dp);
101 save++; 100 save++;
102 }
103 *(out++)= *(in++)^d[n];
104 n=(n+1)&0x07;
105 } 101 }
106 if (save) 102 *(out++) = *(in++) ^ d[n];
107 { 103 n = (n + 1) & 0x07;
104 }
105 if (save) {
108 iv = &(*ivec)[0]; 106 iv = &(*ivec)[0];
109 l2c(v0,iv); 107 l2c(v0, iv);
110 l2c(v1,iv); 108 l2c(v1, iv);
111 }
112 v0=v1=ti[0]=ti[1]=0;
113 *num=n;
114 } 109 }
110 v0 = v1 = ti[0] = ti[1] = 0;
111 *num = n;
112}