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Diffstat (limited to 'core/lib/libtomcrypt/include/tomcrypt_pkcs.h')
| -rw-r--r-- | core/lib/libtomcrypt/include/tomcrypt_pkcs.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/core/lib/libtomcrypt/include/tomcrypt_pkcs.h b/core/lib/libtomcrypt/include/tomcrypt_pkcs.h new file mode 100644 index 0000000..30cda91 --- /dev/null +++ b/core/lib/libtomcrypt/include/tomcrypt_pkcs.h @@ -0,0 +1,116 @@ +/* + * Copyright (c) 2001-2007, Tom St Denis + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS 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 COPYRIGHT HOLDER OR 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. + */ + +/* LTC_PKCS Header Info */ + +/* ===> LTC_PKCS #1 -- RSA Cryptography <=== */ +#ifdef LTC_PKCS_1 + +enum ltc_pkcs_1_v1_5_blocks +{ + LTC_PKCS_1_EMSA = 1, /* Block type 1 (PKCS #1 v1.5 signature padding) */ + LTC_PKCS_1_EME = 2 /* Block type 2 (PKCS #1 v1.5 encryption padding) */ +}; + +enum ltc_pkcs_1_paddings +{ + LTC_PKCS_1_V1_5 = 1, /* PKCS #1 v1.5 padding (\sa ltc_pkcs_1_v1_5_blocks) */ + LTC_PKCS_1_OAEP = 2, /* PKCS #1 v2.0 encryption padding */ + LTC_PKCS_1_PSS = 3 /* PKCS #1 v2.1 signature padding */ +}; + +int pkcs_1_mgf1( int hash_idx, + const unsigned char *seed, unsigned long seedlen, + unsigned char *mask, unsigned long masklen); + +int pkcs_1_i2osp(void *n, unsigned long modulus_len, unsigned char *out); +int pkcs_1_os2ip(void *n, unsigned char *in, unsigned long inlen); + +/* *** v1.5 padding */ +int pkcs_1_v1_5_encode(const unsigned char *msg, + unsigned long msglen, + int block_type, + unsigned long modulus_bitlen, + prng_state *prng, + int prng_idx, + unsigned char *out, + unsigned long *outlen); + +int pkcs_1_v1_5_decode(const unsigned char *msg, + unsigned long msglen, + int block_type, + unsigned long modulus_bitlen, + unsigned char *out, + unsigned long *outlen, + int *is_valid); + +/* *** v2.1 padding */ +int pkcs_1_oaep_encode(const unsigned char *msg, unsigned long msglen, + const unsigned char *lparam, unsigned long lparamlen, + unsigned long modulus_bitlen, prng_state *prng, + int prng_idx, int hash_idx, + unsigned char *out, unsigned long *outlen); + +int pkcs_1_oaep_decode(const unsigned char *msg, unsigned long msglen, + const unsigned char *lparam, unsigned long lparamlen, + unsigned long modulus_bitlen, int hash_idx, + unsigned char *out, unsigned long *outlen, + int *res); + +int pkcs_1_pss_encode(const unsigned char *msghash, unsigned long msghashlen, + unsigned long saltlen, prng_state *prng, + int prng_idx, int hash_idx, + unsigned long modulus_bitlen, + unsigned char *out, unsigned long *outlen); + +int pkcs_1_pss_decode(const unsigned char *msghash, unsigned long msghashlen, + const unsigned char *sig, unsigned long siglen, + unsigned long saltlen, int hash_idx, + unsigned long modulus_bitlen, int *res); + +#endif /* LTC_PKCS_1 */ + +/* ===> LTC_PKCS #5 -- Password Based Cryptography <=== */ +#ifdef LTC_PKCS_5 + +/* Algorithm #1 (old) */ +int pkcs_5_alg1(const unsigned char *password, unsigned long password_len, + const unsigned char *salt, + int iteration_count, int hash_idx, + unsigned char *out, unsigned long *outlen); + +/* Algorithm #2 (new) */ +int pkcs_5_alg2(const unsigned char *password, unsigned long password_len, + const unsigned char *salt, unsigned long salt_len, + int iteration_count, int hash_idx, + unsigned char *out, unsigned long *outlen); + +#endif /* LTC_PKCS_5 */ + +/* $Source: /cvs/libtom/libtomcrypt/src/headers/tomcrypt_pkcs.h,v $ */ +/* $Revision: 1.8 $ */ +/* $Date: 2007/05/12 14:32:35 $ */ |