release/src/router/nettle/pkcs1.h

   1 /* pkcs1.h
   2  *
   3  * PKCS1 embedding.
   4  */
   5
   6 /* nettle, low-level cryptographics library
   7  *
   8  * Copyright (C) 2003 Niels Möller
   9  *
  10  * The nettle library is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU Lesser General Public License as published by
  12  * the Free Software Foundation; either version 2.1 of the License, or (at your
  13  * option) any later version.
  14  *
  15  * The nettle library is distributed in the hope that it will be useful, but
  16  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  17  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
  18  * License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public License
  21  * along with the nettle library; see the file COPYING.LIB.  If not, write to
  22  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  23  * MA 02111-1301, USA.
  24  */
  25
  26 #ifndef NETTLE_PKCS1_H_INCLUDED
  27 #define NETTLE_PKCS1_H_INCLUDED
  28
  29 #include <gmp.h>
  30 #include "nettle-types.h"
  31
  32 #ifdef __cplusplus
  33 extern "C" {
  34 #endif
  35
  36 /* Name mangling */
  37 #define _pkcs1_signature_prefix _nettle_pkcs1_signature_prefix
  38 #define pkcs1_rsa_digest_encode nettle_pkcs1_rsa_digest_encode
  39 #define pkcs1_rsa_md5_encode nettle_pkcs1_rsa_md5_encode
  40 #define pkcs1_rsa_md5_encode_digest nettle_pkcs1_rsa_md5_encode_digest
  41 #define pkcs1_rsa_sha1_encode nettle_pkcs1_rsa_sha1_encode
  42 #define pkcs1_rsa_sha1_encode_digest nettle_pkcs1_rsa_sha1_encode_digest
  43 #define pkcs1_rsa_sha256_encode nettle_pkcs1_rsa_sha256_encode
  44 #define pkcs1_rsa_sha256_encode_digest nettle_pkcs1_rsa_sha256_encode_digest
  45 #define pkcs1_rsa_sha512_encode nettle_pkcs1_rsa_sha512_encode
  46 #define pkcs1_rsa_sha512_encode_digest nettle_pkcs1_rsa_sha512_encode_digest
  47 #define pkcs1_encrypt nettle_pkcs1_encrypt
  48 #define pkcs1_decrypt nettle_pkcs1_decrypt
  49
  50 struct md5_ctx;
  51 struct sha1_ctx;
  52 struct sha256_ctx;
  53 struct sha512_ctx;
  54
  55 uint8_t *
  56 _pkcs1_signature_prefix(unsigned key_size,
  57                         uint8_t *buffer,
  58                         unsigned id_size,
  59                         const uint8_t *id,
  60                         unsigned digest_size);
  61
  62 int
  63 pkcs1_encrypt (unsigned key_size,
  64                /* For padding */
  65                void *random_ctx, nettle_random_func *random,
  66                unsigned length, const uint8_t *message,
  67                mpz_t m);
  68
  69 int
  70 pkcs1_decrypt (unsigned key_size,
  71                const mpz_t m,
  72                unsigned *length, uint8_t *message);
  73
  74 int
  75 pkcs1_rsa_digest_encode(mpz_t m, unsigned key_size,
  76                         unsigned di_length, const uint8_t *digest_info);
  77
  78 int
  79 pkcs1_rsa_md5_encode(mpz_t m, unsigned length, struct md5_ctx *hash);
  80
  81 int
  82 pkcs1_rsa_md5_encode_digest(mpz_t m, unsigned length, const uint8_t *digest);
  83
  84 int
  85 pkcs1_rsa_sha1_encode(mpz_t m, unsigned length, struct sha1_ctx *hash);
  86
  87 int
  88 pkcs1_rsa_sha1_encode_digest(mpz_t m, unsigned length, const uint8_t *digest);
  89
  90 int
  91 pkcs1_rsa_sha256_encode(mpz_t m, unsigned length, struct sha256_ctx *hash);
  92
  93 int
  94 pkcs1_rsa_sha256_encode_digest(mpz_t m, unsigned length, const uint8_t *digest);
  95
  96 int
  97 pkcs1_rsa_sha512_encode(mpz_t m, unsigned length, struct sha512_ctx *hash);
  98
  99 int
 100 pkcs1_rsa_sha512_encode_digest(mpz_t m, unsigned length, const uint8_t *digest);
 101
 102 #ifdef __cplusplus
 103 }
 104 #endif
 105
 106 #endif /* NETTLE_PKCS1_H_INCLUDED */