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|
| #define BLOCK_CIPHER_ecb_loop() \
| unsigned int i, bl; \
| bl = ctx->cipher->block_size; \
| if (inl < bl) \
| return 1; \
| inl -= bl; \
| for (i = 0; i <= inl; i += bl)
|
| #define BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \
| static int cname##_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, \
| const unsigned char *in, \
| unsigned int inl) \
| { \
| BLOCK_CIPHER_ecb_loop() cprefix##_ecb_encrypt( \
| in + i, out + i, \
| &((kstruct *)ctx->cipher_data)->ksched, ctx->encrypt); \
| return 1; \
| }
|
| #define BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched) \
| static int cname##_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, \
| const unsigned char *in, \
| unsigned int inl) \
| { \
| cprefix##_ofb##cbits##_encrypt( \
| in, out, (long)inl, \
| &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, \
| &ctx->num); \
| return 1; \
| }
|
| #define BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \
| static int cname##_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, \
| const unsigned char *in, \
| unsigned int inl) \
| { \
| cprefix##_cbc_encrypt(in, out, (long)inl, \
| &((kstruct *)ctx->cipher_data)->ksched, \
| ctx->iv, ctx->encrypt); \
| return 1; \
| }
|
| #define BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \
| static int cname##_cfb##cbits##_cipher(EVP_CIPHER_CTX *ctx, \
| unsigned char *out, \
| const unsigned char *in, \
| unsigned int inl) \
| { \
| cprefix##_cfb##cbits##_encrypt( \
| in, out, \
| (long)((cbits == 1) && \
| !(ctx->flags & \
| EVP_CIPH_FLAG_LENGTH_BITS) ? \
| inl * 8 : \
| inl), \
| &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, \
| &ctx->num, ctx->encrypt); \
| return 1; \
| }
|
| #define BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \
| BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \
| BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \
| BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \
| BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, \
| kstruct, ksched)
|
| #define BLOCK_CIPHER_def1(cname, nmode, mode, MODE, kstruct, nid, block_size, \
| key_len, iv_len, flags, init_key, cleanup, set_asn1, \
| get_asn1, ctrl) \
| static const EVP_CIPHER cname##_##mode = { \
| nid##_##nmode, \
| block_size, \
| key_len, \
| iv_len, \
| flags | EVP_CIPH_##MODE##_MODE, \
| init_key, \
| cname##_##mode##_cipher, \
| cleanup, \
| sizeof(kstruct), \
| set_asn1, \
| get_asn1, \
| ctrl, \
| NULL \
| }; \
| const EVP_CIPHER *EVP_##cname##_##mode(void) \
| { \
| return &cname##_##mode; \
| }
|
| #define BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, iv_len, \
| flags, init_key, cleanup, set_asn1, get_asn1, \
| ctrl) \
| BLOCK_CIPHER_def1(cname, cbc, cbc, CBC, kstruct, nid, block_size, \
| key_len, iv_len, flags, init_key, cleanup, set_asn1, \
| get_asn1, ctrl)
|
| #define BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, iv_len, cbits, \
| flags, init_key, cleanup, set_asn1, get_asn1, \
| ctrl) \
| BLOCK_CIPHER_def1(cname, cfb##cbits, cfb##cbits, CFB, kstruct, nid, 1, \
| key_len, iv_len, flags, init_key, cleanup, set_asn1, \
| get_asn1, ctrl)
|
| #define BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, iv_len, cbits, \
| flags, init_key, cleanup, set_asn1, get_asn1, \
| ctrl) \
| BLOCK_CIPHER_def1(cname, ofb##cbits, ofb, OFB, kstruct, nid, 1, \
| key_len, iv_len, flags, init_key, cleanup, set_asn1, \
| get_asn1, ctrl)
|
| #define BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, flags, \
| init_key, cleanup, set_asn1, get_asn1, ctrl) \
| BLOCK_CIPHER_def1(cname, ecb, ecb, ECB, kstruct, nid, block_size, \
| key_len, 0, flags, init_key, cleanup, set_asn1, \
| get_asn1, ctrl)
|
| #define BLOCK_CIPHER_defs(cname, kstruct, nid, block_size, key_len, iv_len, \
| cbits, flags, init_key, cleanup, set_asn1, get_asn1, \
| ctrl) \
| BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, iv_len, \
| flags, init_key, cleanup, set_asn1, get_asn1, \
| ctrl) \
| BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, iv_len, \
| cbits, flags, init_key, cleanup, \
| set_asn1, get_asn1, ctrl) \
| BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, \
| iv_len, cbits, flags, init_key, \
| cleanup, set_asn1, get_asn1, \
| ctrl) \
| BLOCK_CIPHER_def_ecb(cname, kstruct, nid, \
| block_size, key_len, \
| flags, init_key, cleanup, \
| set_asn1, get_asn1, ctrl)
|
| /*
| #define BLOCK_CIPHER_defs(cname, kstruct, \
| nid, block_size, key_len, iv_len, flags,\
| init_key, cleanup, set_asn1, get_asn1, ctrl)\
| static const EVP_CIPHER cname##_cbc = {\
| nid##_cbc, block_size, key_len, iv_len, \
| flags | EVP_CIPH_CBC_MODE,\
| init_key,\
| cname##_cbc_cipher,\
| cleanup,\
| sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
| sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
| set_asn1, get_asn1,\
| ctrl, \
| NULL \
| };\
| const EVP_CIPHER *EVP_##cname##_cbc(void) { return &cname##_cbc; }\
| static const EVP_CIPHER cname##_cfb = {\
| nid##_cfb64, 1, key_len, iv_len, \
| flags | EVP_CIPH_CFB_MODE,\
| init_key,\
| cname##_cfb_cipher,\
| cleanup,\
| sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
| sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
| set_asn1, get_asn1,\
| ctrl,\
| NULL \
| };\
| const EVP_CIPHER *EVP_##cname##_cfb(void) { return &cname##_cfb; }\
| static const EVP_CIPHER cname##_ofb = {\
| nid##_ofb64, 1, key_len, iv_len, \
| flags | EVP_CIPH_OFB_MODE,\
| init_key,\
| cname##_ofb_cipher,\
| cleanup,\
| sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
| sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
| set_asn1, get_asn1,\
| ctrl,\
| NULL \
| };\
| const EVP_CIPHER *EVP_##cname##_ofb(void) { return &cname##_ofb; }\
| static const EVP_CIPHER cname##_ecb = {\
| nid##_ecb, block_size, key_len, iv_len, \
| flags | EVP_CIPH_ECB_MODE,\
| init_key,\
| cname##_ecb_cipher,\
| cleanup,\
| sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
| sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
| set_asn1, get_asn1,\
| ctrl,\
| NULL \
| };\
| const EVP_CIPHER *EVP_##cname##_ecb(void) { return &cname##_ecb; }
| */
|
| #define IMPLEMENT_BLOCK_CIPHER(cname, ksched, cprefix, kstruct, nid, \
| block_size, key_len, iv_len, cbits, flags, \
| init_key, cleanup, set_asn1, get_asn1, ctrl) \
| BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \
| BLOCK_CIPHER_defs(cname, kstruct, nid, block_size, key_len, \
| iv_len, cbits, flags, init_key, cleanup, \
| set_asn1, get_asn1, ctrl)
|
| #define EVP_C_DATA(kstruct, ctx) ((kstruct *)(ctx)->cipher_data)
|
| #define IMPLEMENT_CFBR(cipher, cprefix, kstruct, ksched, keysize, cbits, \
| iv_len, fl) \
| BLOCK_CIPHER_func_cfb(cipher##_##keysize, cprefix, cbits, kstruct, \
| ksched) \
| BLOCK_CIPHER_def_cfb(cipher##_##keysize, kstruct, \
| NID_##cipher##_##keysize, keysize / 8, \
| iv_len, cbits, \
| (fl) | EVP_CIPH_FLAG_DEFAULT_ASN1, \
| cipher##_init_key, NULL, NULL, NULL, \
| NULL)
|
| #ifdef OPENSSL_FIPS
| #define RC2_set_key private_RC2_set_key
| #define RC4_set_key private_RC4_set_key
| #define CAST_set_key private_CAST_set_key
| #define RC5_32_set_key private_RC5_32_set_key
| #define BF_set_key private_BF_set_key
| #define Camellia_set_key private_Camellia_set_key
| #define idea_set_encrypt_key private_idea_set_encrypt_key
|
| #define MD5_Init private_MD5_Init
| #define MD4_Init private_MD4_Init
| #define MD2_Init private_MD2_Init
| #define MDC2_Init private_MDC2_Init
| #define SHA_Init private_SHA_Init
|
| #endif
|
|
