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Diffstat (limited to 'openssl/crypto/evp/evp_locl.h')
| -rw-r--r-- | openssl/crypto/evp/evp_locl.h | 252 |
1 files changed, 252 insertions, 0 deletions
diff --git a/openssl/crypto/evp/evp_locl.h b/openssl/crypto/evp/evp_locl.h new file mode 100644 index 000000000..eabcc96f3 --- /dev/null +++ b/openssl/crypto/evp/evp_locl.h @@ -0,0 +1,252 @@ +/* evp_locl.h */ +/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL + * project 2000. + */ +/* ==================================================================== + * Copyright (c) 1999 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +/* Macros to code block cipher wrappers */ + +/* Wrapper functions for each cipher mode */ + +#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, \ + iv_len, flags, init_key, cleanup, set_asn1, \ + get_asn1, ctrl) \ +BLOCK_CIPHER_def1(cname, ecb, ecb, ECB, kstruct, nid, block_size, key_len, \ + iv_len, 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, 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,\ + 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 + |