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Side by Side Diff: openssl/crypto/seed/seed_ofb.c

Issue 9254031: Upgrade chrome's OpenSSL to same version Android ships with. (Closed) Base URL: http://src.chromium.org/svn/trunk/deps/third_party/openssl/
Patch Set: '' Created 8 years, 11 months ago
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1 /* crypto/seed/seed_ofb.c -*- mode:C; c-file-style: "eay" -*- */ 1 /* crypto/seed/seed_ofb.c -*- mode:C; c-file-style: "eay" -*- */
2 /* ==================================================================== 2 /* ====================================================================
3 * Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved. 3 * Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved.
4 * 4 *
5 * Redistribution and use in source and binary forms, with or without 5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions 6 * modification, are permitted provided that the following conditions
7 * are met: 7 * are met:
8 * 8 *
9 * 1. Redistributions of source code must retain the above copyright 9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer. 10 * notice, this list of conditions and the following disclaimer.
(...skipping 87 matching lines...) Expand 10 before | Expand all | Expand 10 after
98 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 98 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
99 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 99 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
100 * SUCH DAMAGE. 100 * SUCH DAMAGE.
101 * 101 *
102 * The licence and distribution terms for any publically available version or 102 * The licence and distribution terms for any publically available version or
103 * derivative of this code cannot be changed. i.e. this code cannot simply be 103 * derivative of this code cannot be changed. i.e. this code cannot simply be
104 * copied and put under another distribution licence 104 * copied and put under another distribution licence
105 * [including the GNU Public Licence.] 105 * [including the GNU Public Licence.]
106 */ 106 */
107 107
108 #include "seed_locl.h" 108 #include <openssl/seed.h>
109 #include <string.h> 109 #include <openssl/modes.h>
110 110
111 void SEED_ofb128_encrypt(const unsigned char *in, unsigned char *out, 111 void SEED_ofb128_encrypt(const unsigned char *in, unsigned char *out,
112 size_t len, const SEED_KEY_SCHEDULE *ks, 112 size_t len, const SEED_KEY_SCHEDULE *ks,
113 unsigned char ivec[SEED_BLOCK_SIZE], int *num) 113 unsigned char ivec[SEED_BLOCK_SIZE], int *num)
114 { 114 {
115 » int n; 115 » CRYPTO_ofb128_encrypt(in,out,len,ks,ivec,num,(block128_f)SEED_encrypt);
116
117 » n = *num;
118 »
119 » while (len--)
120 » » {
121 » » if (n == 0)
122 » » » SEED_encrypt(ivec, ivec, ks);
123 » » *(out++) = *(in++) ^ ivec[n];
124 » » n = (n+1) % SEED_BLOCK_SIZE;
125 » » }
126
127 » *num = n;
128 } 116 }
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