/* evp_locl.h */
-/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 2000.
*/
/* ====================================================================
/* Wrapper functions for each cipher mode */
#define BLOCK_CIPHER_ecb_loop() \
- unsigned int i; \
- if(inl < 8) return 1;\
- inl -= 8; \
- for(i=0; i <= inl; i+=8) \
+ 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, kname) \
+#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, &ctx->c.kname, ctx->encrypt);\
+ cprefix##_ecb_encrypt(in + i, out + i, &((kstruct *)ctx->cipher_data)->ksched, ctx->encrypt);\
return 1;\
}
-#define BLOCK_CIPHER_func_ofb(cname, cprefix, kname) \
+#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##_ofb64_encrypt(in, out, (long)inl, &ctx->c.kname, ctx->iv, &ctx->num);\
+ 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, kname) \
+#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, &ctx->c.kname, ctx->iv, ctx->encrypt);\
+ 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, kname) \
-static int cname##_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) \
+#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##_cfb64_encrypt(in, out, (long)inl, &ctx->c.kname, ctx->iv, &ctx->num, ctx->encrypt);\
+ 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, kname) \
- BLOCK_CIPHER_func_cbc(cname, cprefix, kname) \
- BLOCK_CIPHER_func_cfb(cname, cprefix, kname) \
- BLOCK_CIPHER_func_ecb(cname, cprefix, kname) \
- BLOCK_CIPHER_func_ofb(cname, cprefix, kname)
+#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, \
init_key, \
cname##_##mode##_cipher, \
cleanup, \
- sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
- sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
+ sizeof(kstruct), \
set_asn1, get_asn1,\
ctrl, \
NULL \
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, block_size, key_len, \
- iv_len, flags, init_key, cleanup, set_asn1, \
- get_asn1, ctrl) \
-BLOCK_CIPHER_def1(cname, cfb64, cfb, CFB, 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, block_size, key_len, \
- iv_len, flags, init_key, cleanup, set_asn1, \
- get_asn1, ctrl) \
-BLOCK_CIPHER_def1(cname, ofb64, ofb, OFB, kstruct, nid, block_size, 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, \
iv_len, flags, init_key, cleanup, set_asn1, \
iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)
#define BLOCK_CIPHER_defs(cname, kstruct, \
- nid, block_size, key_len, iv_len, flags, \
+ 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, block_size, key_len, iv_len, flags, \
- init_key, cleanup, set_asn1, get_asn1, ctrl) \
-BLOCK_CIPHER_def_ofb(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, iv_len, flags, \
init_key, cleanup, set_asn1, get_asn1, ctrl)
const EVP_CIPHER *EVP_##cname##_ecb(void) { return &cname##_ecb; }
*/
-
-#define IMPLEMENT_BLOCK_CIPHER(cname, kname, cprefix, kstruct, \
- nid, block_size, key_len, iv_len, flags, \
- init_key, cleanup, set_asn1, get_asn1, ctrl) \
- BLOCK_CIPHER_all_funcs(cname, cprefix, kname) \
- BLOCK_CIPHER_defs(cname, kstruct, nid, block_size, key_len, iv_len, flags,\
- init_key, cleanup, set_asn1, get_asn1, ctrl)
+#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