diff options
Diffstat (limited to 'src/lib/libcrypto/hmac/hmac.c')
-rw-r--r-- | src/lib/libcrypto/hmac/hmac.c | 90 |
1 files changed, 28 insertions, 62 deletions
diff --git a/src/lib/libcrypto/hmac/hmac.c b/src/lib/libcrypto/hmac/hmac.c index 45015fe754..cbc1c76a57 100644 --- a/src/lib/libcrypto/hmac/hmac.c +++ b/src/lib/libcrypto/hmac/hmac.c | |||
@@ -61,7 +61,9 @@ | |||
61 | #include "cryptlib.h" | 61 | #include "cryptlib.h" |
62 | #include <openssl/hmac.h> | 62 | #include <openssl/hmac.h> |
63 | 63 | ||
64 | int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len, | 64 | #ifndef OPENSSL_FIPS |
65 | |||
66 | void HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len, | ||
65 | const EVP_MD *md, ENGINE *impl) | 67 | const EVP_MD *md, ENGINE *impl) |
66 | { | 68 | { |
67 | int i,j,reset=0; | 69 | int i,j,reset=0; |
@@ -82,13 +84,10 @@ int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len, | |||
82 | OPENSSL_assert(j <= (int)sizeof(ctx->key)); | 84 | OPENSSL_assert(j <= (int)sizeof(ctx->key)); |
83 | if (j < len) | 85 | if (j < len) |
84 | { | 86 | { |
85 | if (!EVP_DigestInit_ex(&ctx->md_ctx,md, impl)) | 87 | EVP_DigestInit_ex(&ctx->md_ctx,md, impl); |
86 | goto err; | 88 | EVP_DigestUpdate(&ctx->md_ctx,key,len); |
87 | if (!EVP_DigestUpdate(&ctx->md_ctx,key,len)) | 89 | EVP_DigestFinal_ex(&(ctx->md_ctx),ctx->key, |
88 | goto err; | 90 | &ctx->key_length); |
89 | if (!EVP_DigestFinal_ex(&(ctx->md_ctx),ctx->key, | ||
90 | &ctx->key_length)) | ||
91 | goto err; | ||
92 | } | 91 | } |
93 | else | 92 | else |
94 | { | 93 | { |
@@ -105,38 +104,31 @@ int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len, | |||
105 | { | 104 | { |
106 | for (i=0; i<HMAC_MAX_MD_CBLOCK; i++) | 105 | for (i=0; i<HMAC_MAX_MD_CBLOCK; i++) |
107 | pad[i]=0x36^ctx->key[i]; | 106 | pad[i]=0x36^ctx->key[i]; |
108 | if (!EVP_DigestInit_ex(&ctx->i_ctx,md, impl)) | 107 | EVP_DigestInit_ex(&ctx->i_ctx,md, impl); |
109 | goto err; | 108 | EVP_DigestUpdate(&ctx->i_ctx,pad,EVP_MD_block_size(md)); |
110 | if (!EVP_DigestUpdate(&ctx->i_ctx,pad,EVP_MD_block_size(md))) | ||
111 | goto err; | ||
112 | 109 | ||
113 | for (i=0; i<HMAC_MAX_MD_CBLOCK; i++) | 110 | for (i=0; i<HMAC_MAX_MD_CBLOCK; i++) |
114 | pad[i]=0x5c^ctx->key[i]; | 111 | pad[i]=0x5c^ctx->key[i]; |
115 | if (!EVP_DigestInit_ex(&ctx->o_ctx,md, impl)) | 112 | EVP_DigestInit_ex(&ctx->o_ctx,md, impl); |
116 | goto err; | 113 | EVP_DigestUpdate(&ctx->o_ctx,pad,EVP_MD_block_size(md)); |
117 | if (!EVP_DigestUpdate(&ctx->o_ctx,pad,EVP_MD_block_size(md))) | ||
118 | goto err; | ||
119 | } | 114 | } |
120 | if (!EVP_MD_CTX_copy_ex(&ctx->md_ctx,&ctx->i_ctx)) | 115 | EVP_MD_CTX_copy_ex(&ctx->md_ctx,&ctx->i_ctx); |
121 | goto err; | ||
122 | return 1; | ||
123 | err: | ||
124 | return 0; | ||
125 | } | 116 | } |
126 | 117 | ||
127 | int HMAC_Init(HMAC_CTX *ctx, const void *key, int len, const EVP_MD *md) | 118 | void HMAC_Init(HMAC_CTX *ctx, const void *key, int len, |
119 | const EVP_MD *md) | ||
128 | { | 120 | { |
129 | if(key && md) | 121 | if(key && md) |
130 | HMAC_CTX_init(ctx); | 122 | HMAC_CTX_init(ctx); |
131 | return HMAC_Init_ex(ctx,key,len,md, NULL); | 123 | HMAC_Init_ex(ctx,key,len,md, NULL); |
132 | } | 124 | } |
133 | 125 | ||
134 | int HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, size_t len) | 126 | void HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, size_t len) |
135 | { | 127 | { |
136 | return EVP_DigestUpdate(&ctx->md_ctx,data,len); | 128 | EVP_DigestUpdate(&ctx->md_ctx,data,len); |
137 | } | 129 | } |
138 | 130 | ||
139 | int HMAC_Final(HMAC_CTX *ctx, unsigned char *md, unsigned int *len) | 131 | void HMAC_Final(HMAC_CTX *ctx, unsigned char *md, unsigned int *len) |
140 | { | 132 | { |
141 | int j; | 133 | int j; |
142 | unsigned int i; | 134 | unsigned int i; |
@@ -144,17 +136,10 @@ int HMAC_Final(HMAC_CTX *ctx, unsigned char *md, unsigned int *len) | |||
144 | 136 | ||
145 | j=EVP_MD_block_size(ctx->md); | 137 | j=EVP_MD_block_size(ctx->md); |
146 | 138 | ||
147 | if (!EVP_DigestFinal_ex(&ctx->md_ctx,buf,&i)) | 139 | EVP_DigestFinal_ex(&ctx->md_ctx,buf,&i); |
148 | goto err; | 140 | EVP_MD_CTX_copy_ex(&ctx->md_ctx,&ctx->o_ctx); |
149 | if (!EVP_MD_CTX_copy_ex(&ctx->md_ctx,&ctx->o_ctx)) | 141 | EVP_DigestUpdate(&ctx->md_ctx,buf,i); |
150 | goto err; | 142 | EVP_DigestFinal_ex(&ctx->md_ctx,md,len); |
151 | if (!EVP_DigestUpdate(&ctx->md_ctx,buf,i)) | ||
152 | goto err; | ||
153 | if (!EVP_DigestFinal_ex(&ctx->md_ctx,md,len)) | ||
154 | goto err; | ||
155 | return 1; | ||
156 | err: | ||
157 | return 0; | ||
158 | } | 143 | } |
159 | 144 | ||
160 | void HMAC_CTX_init(HMAC_CTX *ctx) | 145 | void HMAC_CTX_init(HMAC_CTX *ctx) |
@@ -164,22 +149,6 @@ void HMAC_CTX_init(HMAC_CTX *ctx) | |||
164 | EVP_MD_CTX_init(&ctx->md_ctx); | 149 | EVP_MD_CTX_init(&ctx->md_ctx); |
165 | } | 150 | } |
166 | 151 | ||
167 | int HMAC_CTX_copy(HMAC_CTX *dctx, HMAC_CTX *sctx) | ||
168 | { | ||
169 | if (!EVP_MD_CTX_copy(&dctx->i_ctx, &sctx->i_ctx)) | ||
170 | goto err; | ||
171 | if (!EVP_MD_CTX_copy(&dctx->o_ctx, &sctx->o_ctx)) | ||
172 | goto err; | ||
173 | if (!EVP_MD_CTX_copy(&dctx->md_ctx, &sctx->md_ctx)) | ||
174 | goto err; | ||
175 | memcpy(dctx->key, sctx->key, HMAC_MAX_MD_CBLOCK); | ||
176 | dctx->key_length = sctx->key_length; | ||
177 | dctx->md = sctx->md; | ||
178 | return 1; | ||
179 | err: | ||
180 | return 0; | ||
181 | } | ||
182 | |||
183 | void HMAC_CTX_cleanup(HMAC_CTX *ctx) | 152 | void HMAC_CTX_cleanup(HMAC_CTX *ctx) |
184 | { | 153 | { |
185 | EVP_MD_CTX_cleanup(&ctx->i_ctx); | 154 | EVP_MD_CTX_cleanup(&ctx->i_ctx); |
@@ -197,16 +166,11 @@ unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len, | |||
197 | 166 | ||
198 | if (md == NULL) md=m; | 167 | if (md == NULL) md=m; |
199 | HMAC_CTX_init(&c); | 168 | HMAC_CTX_init(&c); |
200 | if (!HMAC_Init(&c,key,key_len,evp_md)) | 169 | HMAC_Init(&c,key,key_len,evp_md); |
201 | goto err; | 170 | HMAC_Update(&c,d,n); |
202 | if (!HMAC_Update(&c,d,n)) | 171 | HMAC_Final(&c,md,md_len); |
203 | goto err; | ||
204 | if (!HMAC_Final(&c,md,md_len)) | ||
205 | goto err; | ||
206 | HMAC_CTX_cleanup(&c); | 172 | HMAC_CTX_cleanup(&c); |
207 | return md; | 173 | return(md); |
208 | err: | ||
209 | return NULL; | ||
210 | } | 174 | } |
211 | 175 | ||
212 | void HMAC_CTX_set_flags(HMAC_CTX *ctx, unsigned long flags) | 176 | void HMAC_CTX_set_flags(HMAC_CTX *ctx, unsigned long flags) |
@@ -215,3 +179,5 @@ void HMAC_CTX_set_flags(HMAC_CTX *ctx, unsigned long flags) | |||
215 | EVP_MD_CTX_set_flags(&ctx->o_ctx, flags); | 179 | EVP_MD_CTX_set_flags(&ctx->o_ctx, flags); |
216 | EVP_MD_CTX_set_flags(&ctx->md_ctx, flags); | 180 | EVP_MD_CTX_set_flags(&ctx->md_ctx, flags); |
217 | } | 181 | } |
182 | |||
183 | #endif | ||