X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fevp%2Fe_des3.c;h=86342fb952e88ed376a5b924bf3802cc2cef254f;hp=7a18cb618be1007bd79b02d83ae05ec7362043fa;hb=8d1ebe0bd16238e0e9c5c8050154390ba89fa266;hpb=dbad169019598981174ff46c7a9bf58373b0e53a diff --git a/crypto/evp/e_des3.c b/crypto/evp/e_des3.c index 7a18cb618b..86342fb952 100644 --- a/crypto/evp/e_des3.c +++ b/crypto/evp/e_des3.c @@ -56,9 +56,9 @@ * [including the GNU Public Licence.] */ -#ifndef OPENSSL_NO_DES #include #include "cryptlib.h" +#ifndef OPENSSL_NO_DES #include #include #include "evp_locl.h" @@ -72,9 +72,9 @@ static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, typedef struct { - des_key_schedule ks1;/* key schedule */ - des_key_schedule ks2;/* key schedule (for ede) */ - des_key_schedule ks3;/* key schedule (for ede3) */ + DES_key_schedule ks1;/* key schedule */ + DES_key_schedule ks2;/* key schedule (for ede) */ + DES_key_schedule ks3;/* key schedule (for ede3) */ } DES_EDE_KEY; #define data(ctx) ((DES_EDE_KEY *)(ctx)->cipher_data) @@ -85,7 +85,8 @@ static int des_ede_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) { BLOCK_CIPHER_ecb_loop() - des_ecb3_encrypt((des_cblock *)(in + i), (des_cblock *)(out + i), + DES_ecb3_encrypt((const_DES_cblock *)(in + i), + (DES_cblock *)(out + i), &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, ctx->encrypt); @@ -95,9 +96,9 @@ static int des_ede_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, static int des_ede_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) { - des_ede3_ofb64_encrypt(in, out, (long)inl, + DES_ede3_ofb64_encrypt(in, out, (long)inl, &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, - (des_cblock *)ctx->iv, &ctx->num); + (DES_cblock *)ctx->iv, &ctx->num); return 1; } @@ -115,45 +116,84 @@ static int des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, printf("\n"); } #endif /* KSSL_DEBUG */ - des_ede3_cbc_encrypt(in, out, (long)inl, + DES_ede3_cbc_encrypt(in, out, (long)inl, &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, - (des_cblock *)ctx->iv, ctx->encrypt); + (DES_cblock *)ctx->iv, ctx->encrypt); return 1; } -static int des_ede_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, +static int des_ede_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) { - des_ede3_cfb64_encrypt(in, out, (long)inl, + DES_ede3_cfb64_encrypt(in, out, (long)inl, &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, - (des_cblock *)ctx->iv, &ctx->num, ctx->encrypt); + (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt); return 1; } -BLOCK_CIPHER_defs(des_ede, DES_EDE_KEY, NID_des_ede, 8, 16, 8, +/* Although we have a CFB-r implementation for 3-DES, it doesn't pack the right + way, so wrap it here */ +static int des_ede3_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, unsigned int inl) + { + unsigned int n; + unsigned char c[1],d[1]; + + for(n=0 ; n < inl ; ++n) + { + c[0]=(in[n/8]&(1 << (7-n%8))) ? 0x80 : 0; + DES_ede3_cfb_encrypt(c,d,1,1, + &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3, + (DES_cblock *)ctx->iv,ctx->encrypt); + out[n/8]=(out[n/8]&~(0x80 >> (n%8)))|((d[0]&0x80) >> (n%8)); + } + + return 1; + } + +static int des_ede3_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, unsigned int inl) + { + DES_ede3_cfb_encrypt(in,out,8,inl, + &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3, + (DES_cblock *)ctx->iv,ctx->encrypt); + return 1; + } + +BLOCK_CIPHER_defs(des_ede, DES_EDE_KEY, NID_des_ede, 8, 16, 8, 64, 0, des_ede_init_key, NULL, EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL) -#define des_ede3_cfb_cipher des_ede_cfb_cipher +#define des_ede3_cfb64_cipher des_ede_cfb64_cipher #define des_ede3_ofb_cipher des_ede_ofb_cipher #define des_ede3_cbc_cipher des_ede_cbc_cipher #define des_ede3_ecb_cipher des_ede_ecb_cipher -BLOCK_CIPHER_defs(des_ede3, DES_EDE_KEY, NID_des_ede3, 8, 24, 8, +BLOCK_CIPHER_defs(des_ede3, DES_EDE_KEY, NID_des_ede3, 8, 24, 8, 64, 0, des_ede3_init_key, NULL, EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL) +BLOCK_CIPHER_def_cfb(des_ede3,DES_EDE_KEY,NID_des_ede3,24,8,1,0, + des_ede3_init_key,NULL, + EVP_CIPHER_set_asn1_iv, + EVP_CIPHER_get_asn1_iv,NULL) + +BLOCK_CIPHER_def_cfb(des_ede3,DES_EDE_KEY,NID_des_ede3,24,8,8,0, + des_ede3_init_key,NULL, + EVP_CIPHER_set_asn1_iv, + EVP_CIPHER_get_asn1_iv,NULL) + static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, const unsigned char *iv, int enc) { - des_cblock *deskey = (des_cblock *)key; + DES_cblock *deskey = (DES_cblock *)key; - des_set_key_unchecked(&deskey[0],&data(ctx)->ks1); - des_set_key_unchecked(&deskey[1],&data(ctx)->ks2); + DES_set_key_unchecked(&deskey[0],&data(ctx)->ks1); + DES_set_key_unchecked(&deskey[1],&data(ctx)->ks2); memcpy(&data(ctx)->ks3,&data(ctx)->ks1, sizeof(data(ctx)->ks1)); return 1; @@ -162,7 +202,7 @@ static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, const unsigned char *iv, int enc) { - des_cblock *deskey = (des_cblock *)key; + DES_cblock *deskey = (DES_cblock *)key; #ifdef KSSL_DEBUG { int i; @@ -174,9 +214,9 @@ static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, } #endif /* KSSL_DEBUG */ - des_set_key_unchecked(&deskey[0],&data(ctx)->ks1); - des_set_key_unchecked(&deskey[1],&data(ctx)->ks2); - des_set_key_unchecked(&deskey[2],&data(ctx)->ks3); + DES_set_key_unchecked(&deskey[0],&data(ctx)->ks1); + DES_set_key_unchecked(&deskey[1],&data(ctx)->ks2); + DES_set_key_unchecked(&deskey[2],&data(ctx)->ks3); return 1; }