diff options
Diffstat (limited to 'src/lib/libcrypto/hmac/hmac.c')
-rw-r--r-- | src/lib/libcrypto/hmac/hmac.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/src/lib/libcrypto/hmac/hmac.c b/src/lib/libcrypto/hmac/hmac.c index 0c29156d80..975fc4d1ec 100644 --- a/src/lib/libcrypto/hmac/hmac.c +++ b/src/lib/libcrypto/hmac/hmac.c | |||
@@ -1,25 +1,25 @@ | |||
1 | /* $OpenBSD: hmac.c,v 1.19 2014/06/21 12:00:01 miod Exp $ */ | 1 | /* $OpenBSD: hmac.c,v 1.20 2014/06/21 13:39:46 jsing 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 |
@@ -84,17 +84,18 @@ HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len, const EVP_MD *md, | |||
84 | if (!EVP_DigestUpdate(&ctx->md_ctx, key, len)) | 84 | if (!EVP_DigestUpdate(&ctx->md_ctx, key, len)) |
85 | goto err; | 85 | goto err; |
86 | if (!EVP_DigestFinal_ex(&(ctx->md_ctx), ctx->key, | 86 | if (!EVP_DigestFinal_ex(&(ctx->md_ctx), ctx->key, |
87 | &ctx->key_length)) | 87 | &ctx->key_length)) |
88 | goto err; | 88 | goto err; |
89 | } else { | 89 | } else { |
90 | OPENSSL_assert(len>=0 && len<=(int)sizeof(ctx->key)); | 90 | OPENSSL_assert(len >= 0 && |
91 | memcpy(ctx->key,key,len); | 91 | len <= (int)sizeof(ctx->key)); |
92 | memcpy(ctx->key, key, len); | ||
92 | ctx->key_length = len; | 93 | ctx->key_length = len; |
93 | } | 94 | } |
94 | if (ctx->key_length != HMAC_MAX_MD_CBLOCK) | 95 | if (ctx->key_length != HMAC_MAX_MD_CBLOCK) |
95 | memset(&ctx->key[ctx->key_length], 0, | 96 | memset(&ctx->key[ctx->key_length], 0, |
96 | HMAC_MAX_MD_CBLOCK - ctx->key_length); | 97 | HMAC_MAX_MD_CBLOCK - ctx->key_length); |
97 | } | 98 | } |
98 | 99 | ||
99 | if (reset) { | 100 | if (reset) { |
100 | for (i = 0; i < HMAC_MAX_MD_CBLOCK; i++) | 101 | for (i = 0; i < HMAC_MAX_MD_CBLOCK; i++) |
@@ -122,14 +123,14 @@ int | |||
122 | HMAC_Init(HMAC_CTX *ctx, const void *key, int len, const EVP_MD *md) | 123 | HMAC_Init(HMAC_CTX *ctx, const void *key, int len, const EVP_MD *md) |
123 | { | 124 | { |
124 | if (key && md) | 125 | if (key && md) |
125 | HMAC_CTX_init(ctx); | 126 | HMAC_CTX_init(ctx); |
126 | return HMAC_Init_ex(ctx,key,len,md, NULL); | 127 | return HMAC_Init_ex(ctx, key, len, md, NULL); |
127 | } | 128 | } |
128 | 129 | ||
129 | int | 130 | int |
130 | HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, size_t len) | 131 | HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, size_t len) |
131 | { | 132 | { |
132 | return EVP_DigestUpdate(&ctx->md_ctx,data,len); | 133 | return EVP_DigestUpdate(&ctx->md_ctx, data, len); |
133 | } | 134 | } |
134 | 135 | ||
135 | int | 136 | int |