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| author | jsing <> | 2014-05-08 15:13:06 +0000 |
|---|---|---|
| committer | jsing <> | 2014-05-08 15:13:06 +0000 |
| commit | afa026a20fd107fc700f84f9b2db8b5320e934f1 (patch) | |
| tree | ef972fdbbb4716d3000038e30dffd3367e980018 /src/lib/libcrypto/evp/e_des3.c | |
| parent | 5420bf0ea074216c637a5b6f7a6c9143a629f1ab (diff) | |
| download | openbsd-afa026a20fd107fc700f84f9b2db8b5320e934f1.tar.gz openbsd-afa026a20fd107fc700f84f9b2db8b5320e934f1.tar.bz2 openbsd-afa026a20fd107fc700f84f9b2db8b5320e934f1.zip | |
KNF.
Diffstat (limited to 'src/lib/libcrypto/evp/e_des3.c')
| -rw-r--r-- | src/lib/libcrypto/evp/e_des3.c | 300 |
1 files changed, 151 insertions, 149 deletions
diff --git a/src/lib/libcrypto/evp/e_des3.c b/src/lib/libcrypto/evp/e_des3.c index 8d7b7de292..ddb069dda5 100644 --- a/src/lib/libcrypto/evp/e_des3.c +++ b/src/lib/libcrypto/evp/e_des3.c | |||
| @@ -5,21 +5,21 @@ | |||
| 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 |
| @@ -68,150 +68,147 @@ | |||
| 68 | #ifndef OPENSSL_FIPS | 68 | #ifndef OPENSSL_FIPS |
| 69 | 69 | ||
| 70 | static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, | 70 | static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, |
| 71 | const unsigned char *iv,int enc); | 71 | const unsigned char *iv, int enc); |
| 72 | 72 | ||
| 73 | static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, | 73 | static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, |
| 74 | const unsigned char *iv,int enc); | 74 | const unsigned char *iv, int enc); |
| 75 | 75 | ||
| 76 | static int des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr); | 76 | static int des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr); |
| 77 | 77 | ||
| 78 | typedef struct | 78 | typedef struct { |
| 79 | { | ||
| 80 | DES_key_schedule ks1;/* key schedule */ | 79 | DES_key_schedule ks1;/* key schedule */ |
| 81 | DES_key_schedule ks2;/* key schedule (for ede) */ | 80 | DES_key_schedule ks2;/* key schedule (for ede) */ |
| 82 | DES_key_schedule ks3;/* key schedule (for ede3) */ | 81 | DES_key_schedule ks3;/* key schedule (for ede3) */ |
| 83 | } DES_EDE_KEY; | 82 | } DES_EDE_KEY; |
| 84 | 83 | ||
| 85 | #define data(ctx) ((DES_EDE_KEY *)(ctx)->cipher_data) | 84 | #define data(ctx) ((DES_EDE_KEY *)(ctx)->cipher_data) |
| 86 | 85 | ||
| 87 | /* Because of various casts and different args can't use IMPLEMENT_BLOCK_CIPHER */ | 86 | /* Because of various casts and different args can't use IMPLEMENT_BLOCK_CIPHER */ |
| 88 | 87 | ||
| 89 | static int des_ede_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, | 88 | static int |
| 90 | const unsigned char *in, size_t inl) | 89 | des_ede_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, |
| 90 | const unsigned char *in, size_t inl) | ||
| 91 | { | 91 | { |
| 92 | BLOCK_CIPHER_ecb_loop() | 92 | BLOCK_CIPHER_ecb_loop() |
| 93 | DES_ecb3_encrypt((const_DES_cblock *)(in + i), | 93 | DES_ecb3_encrypt((const_DES_cblock *)(in + i), (DES_cblock *)(out + i), |
| 94 | (DES_cblock *)(out + i), | 94 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, ctx->encrypt); |
| 95 | &data(ctx)->ks1, &data(ctx)->ks2, | ||
| 96 | &data(ctx)->ks3, | ||
| 97 | ctx->encrypt); | ||
| 98 | return 1; | 95 | return 1; |
| 99 | } | 96 | } |
| 100 | 97 | ||
| 101 | static int des_ede_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, | 98 | static int |
| 102 | const unsigned char *in, size_t inl) | 99 | des_ede_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, |
| 100 | const unsigned char *in, size_t inl) | ||
| 103 | { | 101 | { |
| 104 | while (inl>=EVP_MAXCHUNK) | 102 | while (inl >= EVP_MAXCHUNK) { |
| 105 | { | ||
| 106 | DES_ede3_ofb64_encrypt(in, out, (long)EVP_MAXCHUNK, | 103 | DES_ede3_ofb64_encrypt(in, out, (long)EVP_MAXCHUNK, |
| 107 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, | 104 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, |
| 108 | (DES_cblock *)ctx->iv, &ctx->num); | 105 | (DES_cblock *)ctx->iv, &ctx->num); |
| 109 | inl-=EVP_MAXCHUNK; | 106 | inl -= EVP_MAXCHUNK; |
| 110 | in +=EVP_MAXCHUNK; | 107 | in += EVP_MAXCHUNK; |
| 111 | out+=EVP_MAXCHUNK; | 108 | out += EVP_MAXCHUNK; |
| 112 | } | 109 | } |
| 113 | if (inl) | 110 | if (inl) |
| 114 | DES_ede3_ofb64_encrypt(in, out, (long)inl, | 111 | DES_ede3_ofb64_encrypt(in, out, (long)inl, |
| 115 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, | 112 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, |
| 116 | (DES_cblock *)ctx->iv, &ctx->num); | 113 | (DES_cblock *)ctx->iv, &ctx->num); |
| 117 | 114 | ||
| 118 | return 1; | 115 | return 1; |
| 119 | } | 116 | } |
| 120 | 117 | ||
| 121 | static int des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, | 118 | static int |
| 122 | const unsigned char *in, size_t inl) | 119 | des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, |
| 120 | const unsigned char *in, size_t inl) | ||
| 123 | { | 121 | { |
| 124 | #ifdef KSSL_DEBUG | 122 | #ifdef KSSL_DEBUG |
| 125 | { | 123 | { |
| 126 | int i; | 124 | int i; |
| 127 | char *cp; | 125 | char *cp; |
| 128 | printf("des_ede_cbc_cipher(ctx=%lx, buflen=%d)\n", ctx, ctx->buf_len); | 126 | printf("des_ede_cbc_cipher(ctx=%lx, buflen=%d)\n", ctx, ctx->buf_len); |
| 129 | printf("\t iv= "); | 127 | printf("\t iv= "); |
| 130 | for(i=0;i<8;i++) | 128 | for (i = 0; i < 8; i++) |
| 131 | printf("%02X",ctx->iv[i]); | 129 | printf("%02X",ctx->iv[i]); |
| 132 | printf("\n"); | 130 | printf("\n"); |
| 133 | } | 131 | } |
| 134 | #endif /* KSSL_DEBUG */ | 132 | #endif /* KSSL_DEBUG */ |
| 135 | while (inl>=EVP_MAXCHUNK) | 133 | while (inl >= EVP_MAXCHUNK) { |
| 136 | { | ||
| 137 | DES_ede3_cbc_encrypt(in, out, (long)EVP_MAXCHUNK, | 134 | DES_ede3_cbc_encrypt(in, out, (long)EVP_MAXCHUNK, |
| 138 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, | 135 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, |
| 139 | (DES_cblock *)ctx->iv, ctx->encrypt); | 136 | (DES_cblock *)ctx->iv, ctx->encrypt); |
| 140 | inl-=EVP_MAXCHUNK; | 137 | inl -= EVP_MAXCHUNK; |
| 141 | in +=EVP_MAXCHUNK; | 138 | in += EVP_MAXCHUNK; |
| 142 | out+=EVP_MAXCHUNK; | 139 | out += EVP_MAXCHUNK; |
| 143 | } | 140 | } |
| 144 | if (inl) | 141 | if (inl) |
| 145 | DES_ede3_cbc_encrypt(in, out, (long)inl, | 142 | DES_ede3_cbc_encrypt(in, out, (long)inl, |
| 146 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, | 143 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, |
| 147 | (DES_cblock *)ctx->iv, ctx->encrypt); | 144 | (DES_cblock *)ctx->iv, ctx->encrypt); |
| 148 | return 1; | 145 | return 1; |
| 149 | } | 146 | } |
| 150 | 147 | ||
| 151 | static int des_ede_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, | 148 | static int |
| 152 | const unsigned char *in, size_t inl) | 149 | des_ede_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, |
| 150 | const unsigned char *in, size_t inl) | ||
| 153 | { | 151 | { |
| 154 | while (inl>=EVP_MAXCHUNK) | 152 | while (inl >= EVP_MAXCHUNK) { |
| 155 | { | 153 | DES_ede3_cfb64_encrypt(in, out, (long)EVP_MAXCHUNK, |
| 156 | DES_ede3_cfb64_encrypt(in, out, (long)EVP_MAXCHUNK, | 154 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, |
| 157 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, | 155 | (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt); |
| 158 | (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt); | 156 | inl -= EVP_MAXCHUNK; |
| 159 | inl-=EVP_MAXCHUNK; | 157 | in += EVP_MAXCHUNK; |
| 160 | in +=EVP_MAXCHUNK; | 158 | out += EVP_MAXCHUNK; |
| 161 | out+=EVP_MAXCHUNK; | 159 | } |
| 162 | } | ||
| 163 | if (inl) | 160 | if (inl) |
| 164 | DES_ede3_cfb64_encrypt(in, out, (long)inl, | 161 | DES_ede3_cfb64_encrypt(in, out, (long)inl, |
| 165 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, | 162 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, |
| 166 | (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt); | 163 | (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt); |
| 167 | return 1; | 164 | return 1; |
| 168 | } | 165 | } |
| 169 | 166 | ||
| 170 | /* Although we have a CFB-r implementation for 3-DES, it doesn't pack the right | 167 | /* Although we have a CFB-r implementation for 3-DES, it doesn't pack the right |
| 171 | way, so wrap it here */ | 168 | way, so wrap it here */ |
| 172 | static int des_ede3_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, | 169 | static int |
| 173 | const unsigned char *in, size_t inl) | 170 | des_ede3_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, |
| 174 | { | 171 | const unsigned char *in, size_t inl) |
| 175 | size_t n; | 172 | { |
| 176 | unsigned char c[1],d[1]; | 173 | size_t n; |
| 174 | unsigned char c[1], d[1]; | ||
| 177 | 175 | ||
| 178 | for(n=0 ; n < inl ; ++n) | 176 | for (n = 0; n < inl; ++n) { |
| 179 | { | 177 | c[0] = (in[n/8]&(1 << (7 - n % 8))) ? 0x80 : 0; |
| 180 | c[0]=(in[n/8]&(1 << (7-n%8))) ? 0x80 : 0; | 178 | DES_ede3_cfb_encrypt(c, d, 1, 1, |
| 181 | DES_ede3_cfb_encrypt(c,d,1,1, | 179 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, |
| 182 | &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3, | 180 | (DES_cblock *)ctx->iv, ctx->encrypt); |
| 183 | (DES_cblock *)ctx->iv,ctx->encrypt); | 181 | out[n / 8] = (out[n / 8] & ~(0x80 >> (unsigned int)(n % 8))) | |
| 184 | out[n/8]=(out[n/8]&~(0x80 >> (unsigned int)(n%8))) | | 182 | ((d[0] & 0x80) >> (unsigned int)(n % 8)); |
| 185 | ((d[0]&0x80) >> (unsigned int)(n%8)); | ||
| 186 | } | 183 | } |
| 187 | 184 | ||
| 188 | return 1; | 185 | return 1; |
| 189 | } | 186 | } |
| 190 | 187 | ||
| 191 | static int des_ede3_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, | 188 | static int |
| 192 | const unsigned char *in, size_t inl) | 189 | des_ede3_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, |
| 193 | { | 190 | const unsigned char *in, size_t inl) |
| 194 | while (inl>=EVP_MAXCHUNK) | 191 | { |
| 195 | { | 192 | while (inl >= EVP_MAXCHUNK) { |
| 196 | DES_ede3_cfb_encrypt(in,out,8,(long)EVP_MAXCHUNK, | 193 | DES_ede3_cfb_encrypt(in, out, 8, (long)EVP_MAXCHUNK, |
| 197 | &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3, | 194 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, |
| 198 | (DES_cblock *)ctx->iv,ctx->encrypt); | 195 | (DES_cblock *)ctx->iv, ctx->encrypt); |
| 199 | inl-=EVP_MAXCHUNK; | 196 | inl -= EVP_MAXCHUNK; |
| 200 | in +=EVP_MAXCHUNK; | 197 | in += EVP_MAXCHUNK; |
| 201 | out+=EVP_MAXCHUNK; | 198 | out += EVP_MAXCHUNK; |
| 202 | } | 199 | } |
| 203 | if (inl) | 200 | if (inl) |
| 204 | DES_ede3_cfb_encrypt(in,out,8,(long)inl, | 201 | DES_ede3_cfb_encrypt(in, out, 8, (long)inl, |
| 205 | &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3, | 202 | &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, |
| 206 | (DES_cblock *)ctx->iv,ctx->encrypt); | 203 | (DES_cblock *)ctx->iv, ctx->encrypt); |
| 207 | return 1; | 204 | return 1; |
| 208 | } | 205 | } |
| 209 | 206 | ||
| 210 | BLOCK_CIPHER_defs(des_ede, DES_EDE_KEY, NID_des_ede, 8, 16, 8, 64, | 207 | BLOCK_CIPHER_defs(des_ede, DES_EDE_KEY, NID_des_ede, 8, 16, 8, 64, |
| 211 | EVP_CIPH_RAND_KEY, des_ede_init_key, NULL, | 208 | EVP_CIPH_RAND_KEY, des_ede_init_key, NULL, |
| 212 | EVP_CIPHER_set_asn1_iv, | 209 | EVP_CIPHER_set_asn1_iv, |
| 213 | EVP_CIPHER_get_asn1_iv, | 210 | EVP_CIPHER_get_asn1_iv, |
| 214 | des3_ctrl) | 211 | des3_ctrl) |
| 215 | 212 | ||
| 216 | #define des_ede3_cfb64_cipher des_ede_cfb64_cipher | 213 | #define des_ede3_cfb64_cipher des_ede_cfb64_cipher |
| 217 | #define des_ede3_ofb_cipher des_ede_ofb_cipher | 214 | #define des_ede3_ofb_cipher des_ede_ofb_cipher |
| @@ -219,75 +216,78 @@ BLOCK_CIPHER_defs(des_ede, DES_EDE_KEY, NID_des_ede, 8, 16, 8, 64, | |||
| 219 | #define des_ede3_ecb_cipher des_ede_ecb_cipher | 216 | #define des_ede3_ecb_cipher des_ede_ecb_cipher |
| 220 | 217 | ||
| 221 | BLOCK_CIPHER_defs(des_ede3, DES_EDE_KEY, NID_des_ede3, 8, 24, 8, 64, | 218 | BLOCK_CIPHER_defs(des_ede3, DES_EDE_KEY, NID_des_ede3, 8, 24, 8, 64, |
| 222 | EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL, | 219 | EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL, |
| 223 | EVP_CIPHER_set_asn1_iv, | 220 | EVP_CIPHER_set_asn1_iv, |
| 224 | EVP_CIPHER_get_asn1_iv, | 221 | EVP_CIPHER_get_asn1_iv, |
| 225 | des3_ctrl) | 222 | des3_ctrl) |
| 226 | |||
| 227 | BLOCK_CIPHER_def_cfb(des_ede3,DES_EDE_KEY,NID_des_ede3,24,8,1, | ||
| 228 | EVP_CIPH_RAND_KEY, des_ede3_init_key,NULL, | ||
| 229 | EVP_CIPHER_set_asn1_iv, | ||
| 230 | EVP_CIPHER_get_asn1_iv, | ||
| 231 | des3_ctrl) | ||
| 232 | |||
| 233 | BLOCK_CIPHER_def_cfb(des_ede3,DES_EDE_KEY,NID_des_ede3,24,8,8, | ||
| 234 | EVP_CIPH_RAND_KEY, des_ede3_init_key,NULL, | ||
| 235 | EVP_CIPHER_set_asn1_iv, | ||
| 236 | EVP_CIPHER_get_asn1_iv, | ||
| 237 | des3_ctrl) | ||
| 238 | 223 | ||
| 239 | static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, | 224 | BLOCK_CIPHER_def_cfb(des_ede3, DES_EDE_KEY, NID_des_ede3, 24, 8, 1, |
| 240 | const unsigned char *iv, int enc) | 225 | EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL, |
| 241 | { | 226 | EVP_CIPHER_set_asn1_iv, |
| 227 | EVP_CIPHER_get_asn1_iv, | ||
| 228 | des3_ctrl) | ||
| 229 | |||
| 230 | BLOCK_CIPHER_def_cfb(des_ede3, DES_EDE_KEY, NID_des_ede3, 24, 8, 8, | ||
| 231 | EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL, | ||
| 232 | EVP_CIPHER_set_asn1_iv, | ||
| 233 | EVP_CIPHER_get_asn1_iv, | ||
| 234 | des3_ctrl) | ||
| 235 | |||
| 236 | static int | ||
| 237 | des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, | ||
| 238 | const unsigned char *iv, int enc) | ||
| 239 | { | ||
| 242 | DES_cblock *deskey = (DES_cblock *)key; | 240 | DES_cblock *deskey = (DES_cblock *)key; |
| 241 | |||
| 243 | #ifdef EVP_CHECK_DES_KEY | 242 | #ifdef EVP_CHECK_DES_KEY |
| 244 | if (DES_set_key_checked(&deskey[0],&data(ctx)->ks1) | 243 | if (DES_set_key_checked(&deskey[0], &data(ctx)->ks1) |
| 245 | !! DES_set_key_checked(&deskey[1],&data(ctx)->ks2)) | 244 | !! DES_set_key_checked(&deskey[1], &data(ctx)->ks2)) |
| 246 | return 0; | 245 | return 0; |
| 247 | #else | 246 | #else |
| 248 | DES_set_key_unchecked(&deskey[0],&data(ctx)->ks1); | 247 | DES_set_key_unchecked(&deskey[0], &data(ctx)->ks1); |
| 249 | DES_set_key_unchecked(&deskey[1],&data(ctx)->ks2); | 248 | DES_set_key_unchecked(&deskey[1], &data(ctx)->ks2); |
| 250 | #endif | 249 | #endif |
| 251 | memcpy(&data(ctx)->ks3,&data(ctx)->ks1, | 250 | memcpy(&data(ctx)->ks3, &data(ctx)->ks1, |
| 252 | sizeof(data(ctx)->ks1)); | 251 | sizeof(data(ctx)->ks1)); |
| 253 | return 1; | 252 | return 1; |
| 254 | } | 253 | } |
| 255 | 254 | ||
| 256 | static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, | 255 | static int |
| 257 | const unsigned char *iv, int enc) | 256 | des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, |
| 258 | { | 257 | const unsigned char *iv, int enc) |
| 258 | { | ||
| 259 | DES_cblock *deskey = (DES_cblock *)key; | 259 | DES_cblock *deskey = (DES_cblock *)key; |
| 260 | |||
| 260 | #ifdef KSSL_DEBUG | 261 | #ifdef KSSL_DEBUG |
| 261 | { | 262 | { |
| 262 | int i; | 263 | int i; |
| 263 | printf("des_ede3_init_key(ctx=%lx)\n", ctx); | 264 | printf("des_ede3_init_key(ctx=%lx)\n", ctx); |
| 264 | printf("\tKEY= "); | 265 | printf("\tKEY= "); |
| 265 | for(i=0;i<24;i++) printf("%02X",key[i]); printf("\n"); | 266 | for(i=0;i<24;i++) printf("%02X",key[i]); printf("\n"); |
| 266 | printf("\t IV= "); | 267 | printf("\t IV= "); |
| 267 | for(i=0;i<8;i++) printf("%02X",iv[i]); printf("\n"); | 268 | for(i=0;i<8;i++) printf("%02X",iv[i]); printf("\n"); |
| 268 | } | 269 | } |
| 269 | #endif /* KSSL_DEBUG */ | 270 | #endif /* KSSL_DEBUG */ |
| 270 | 271 | ||
| 271 | #ifdef EVP_CHECK_DES_KEY | 272 | #ifdef EVP_CHECK_DES_KEY |
| 272 | if (DES_set_key_checked(&deskey[0],&data(ctx)->ks1) | 273 | if (DES_set_key_checked(&deskey[0], &data(ctx)->ks1) || |
| 273 | || DES_set_key_checked(&deskey[1],&data(ctx)->ks2) | 274 | DES_set_key_checked(&deskey[1], &data(ctx)->ks2) || |
| 274 | || DES_set_key_checked(&deskey[2],&data(ctx)->ks3)) | 275 | DES_set_key_checked(&deskey[2], &data(ctx)->ks3)) |
| 275 | return 0; | 276 | return 0; |
| 276 | #else | 277 | #else |
| 277 | DES_set_key_unchecked(&deskey[0],&data(ctx)->ks1); | 278 | DES_set_key_unchecked(&deskey[0], &data(ctx)->ks1); |
| 278 | DES_set_key_unchecked(&deskey[1],&data(ctx)->ks2); | 279 | DES_set_key_unchecked(&deskey[1], &data(ctx)->ks2); |
| 279 | DES_set_key_unchecked(&deskey[2],&data(ctx)->ks3); | 280 | DES_set_key_unchecked(&deskey[2], &data(ctx)->ks3); |
| 280 | #endif | 281 | #endif |
| 281 | return 1; | 282 | return 1; |
| 282 | } | 283 | } |
| 283 | |||
| 284 | static int des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr) | ||
| 285 | { | ||
| 286 | 284 | ||
| 285 | static int | ||
| 286 | des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr) | ||
| 287 | { | ||
| 287 | DES_cblock *deskey = ptr; | 288 | DES_cblock *deskey = ptr; |
| 288 | 289 | ||
| 289 | switch(type) | 290 | switch (type) { |
| 290 | { | ||
| 291 | case EVP_CTRL_RAND_KEY: | 291 | case EVP_CTRL_RAND_KEY: |
| 292 | if (RAND_bytes(ptr, c->key_len) <= 0) | 292 | if (RAND_bytes(ptr, c->key_len) <= 0) |
| 293 | return 0; | 293 | return 0; |
| @@ -300,15 +300,17 @@ static int des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr) | |||
| 300 | 300 | ||
| 301 | default: | 301 | default: |
| 302 | return -1; | 302 | return -1; |
| 303 | } | ||
| 304 | } | 303 | } |
| 304 | } | ||
| 305 | 305 | ||
| 306 | const EVP_CIPHER *EVP_des_ede(void) | 306 | const EVP_CIPHER * |
| 307 | EVP_des_ede(void) | ||
| 307 | { | 308 | { |
| 308 | return &des_ede_ecb; | 309 | return &des_ede_ecb; |
| 309 | } | 310 | } |
| 310 | 311 | ||
| 311 | const EVP_CIPHER *EVP_des_ede3(void) | 312 | const EVP_CIPHER * |
| 313 | EVP_des_ede3(void) | ||
| 312 | { | 314 | { |
| 313 | return &des_ede3_ecb; | 315 | return &des_ede3_ecb; |
| 314 | } | 316 | } |
