Vendor/libssh2/Headers/openssl.h

   1 /* Copyright (C) 2006, 2007 The Written Word, Inc.  All rights reserved.
   2  * Author: Simon Josefsson
   3  *
   4  * Redistribution and use in source and binary forms,
   5  * with or without modification, are permitted provided
   6  * that the following conditions are met:
   7  *
   8  *   Redistributions of source code must retain the above
   9  *   copyright notice, this list of conditions and the
  10  *   following disclaimer.
  11  *
  12  *   Redistributions in binary form must reproduce the above
  13  *   copyright notice, this list of conditions and the following
  14  *   disclaimer in the documentation and/or other materials
  15  *   provided with the distribution.
  16  *
  17  *   Neither the name of the copyright holder nor the names
  18  *   of any other contributors may be used to endorse or
  19  *   promote products derived from this software without
  20  *   specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
  23  * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
  24  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  25  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  27  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  28  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  29  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  31  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  32  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  33  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
  34  * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
  35  * OF SUCH DAMAGE.
  36  */
  37
  38 #include <openssl/opensslconf.h>
  39 #include <openssl/sha.h>
  40 #ifndef OPENSSL_NO_MD5
  41 #include <openssl/md5.h>
  42 #endif
  43 #include <openssl/evp.h>
  44 #include <openssl/hmac.h>
  45 #include <openssl/bn.h>
  46 #include <openssl/pem.h>
  47 #include <openssl/rand.h>
  48
  49 #ifdef OPENSSL_NO_RSA
  50 # define LIBSSH2_RSA 0
  51 #else
  52 # define LIBSSH2_RSA 1
  53 #endif
  54
  55 #ifdef OPENSSL_NO_DSA
  56 # define LIBSSH2_DSA 0
  57 #else
  58 # define LIBSSH2_DSA 1
  59 #endif
  60
  61 #ifdef OPENSSL_NO_MD5
  62 # define LIBSSH2_MD5 0
  63 #else
  64 # define LIBSSH2_MD5 1
  65 #endif
  66
  67 #ifdef OPENSSL_NO_RIPEMD
  68 # define LIBSSH2_HMAC_RIPEMD 0
  69 #else
  70 # define LIBSSH2_HMAC_RIPEMD 1
  71 #endif
  72
  73 #if OPENSSL_VERSION_NUMBER >= 0x00907000L && !defined(OPENSSL_NO_AES)
  74 # define LIBSSH2_AES 1
  75 #else
  76 # define LIBSSH2_AES 0
  77 #endif
  78
  79 #ifdef OPENSSL_NO_BLOWFISH
  80 # define LIBSSH2_BLOWFISH 0
  81 #else
  82 # define LIBSSH2_BLOWFISH 1
  83 #endif
  84
  85 #ifdef OPENSSL_NO_RC4
  86 # define LIBSSH2_RC4 0
  87 #else
  88 # define LIBSSH2_RC4 1
  89 #endif
  90
  91 #ifdef OPENSSL_NO_CAST
  92 # define LIBSSH2_CAST 0
  93 #else
  94 # define LIBSSH2_CAST 1
  95 #endif
  96
  97 #ifdef OPENSSL_NO_DES
  98 # define LIBSSH2_3DES 0
  99 #else
 100 # define LIBSSH2_3DES 1
 101 #endif
 102
 103 #define libssh2_random(buf, len)        \
 104   RAND_bytes ((buf), (len))
 105
 106 #define libssh2_sha1_ctx SHA_CTX
 107 #define libssh2_sha1_init(ctx) SHA1_Init(ctx)
 108 #define libssh2_sha1_update(ctx, data, len) SHA1_Update(&(ctx), data, len)
 109 #define libssh2_sha1_final(ctx, out) SHA1_Final(out, &(ctx))
 110 #define libssh2_sha1(message, len, out) SHA1(message, len, out)
 111
 112 #define libssh2_md5_ctx MD5_CTX
 113 #define libssh2_md5_init(ctx) MD5_Init(ctx)
 114 #define libssh2_md5_update(ctx, data, len) MD5_Update(&(ctx), data, len)
 115 #define libssh2_md5_final(ctx, out) MD5_Final(out, &(ctx))
 116 #define libssh2_md5(message, len, out) MD5(message, len, out)
 117
 118 #define libssh2_hmac_ctx HMAC_CTX
 119 #define libssh2_hmac_sha1_init(ctx, key, keylen) \
 120   HMAC_Init(ctx, key, keylen, EVP_sha1())
 121 #define libssh2_hmac_md5_init(ctx, key, keylen) \
 122   HMAC_Init(ctx, key, keylen, EVP_md5())
 123 #define libssh2_hmac_ripemd160_init(ctx, key, keylen) \
 124   HMAC_Init(ctx, key, keylen, EVP_ripemd160())
 125 #define libssh2_hmac_update(ctx, data, datalen) \
 126   HMAC_Update(&(ctx), data, datalen)
 127 #define libssh2_hmac_final(ctx, data) HMAC_Final(&(ctx), data, NULL)
 128 #define libssh2_hmac_cleanup(ctx) HMAC_cleanup(ctx)
 129
 130 #define libssh2_crypto_init()
 131
 132 #define libssh2_rsa_ctx RSA
 133
 134 int _libssh2_rsa_new(libssh2_rsa_ctx ** rsa,
 135                      const unsigned char *edata,
 136                      unsigned long elen,
 137                      const unsigned char *ndata,
 138                      unsigned long nlen,
 139                      const unsigned char *ddata,
 140                      unsigned long dlen,
 141                      const unsigned char *pdata,
 142                      unsigned long plen,
 143                      const unsigned char *qdata,
 144                      unsigned long qlen,
 145                      const unsigned char *e1data,
 146                      unsigned long e1len,
 147                      const unsigned char *e2data,
 148                      unsigned long e2len,
 149                      const unsigned char *coeffdata, unsigned long coefflen);
 150 int _libssh2_rsa_new_private(libssh2_rsa_ctx ** rsa,
 151                              LIBSSH2_SESSION * session,
 152                              FILE * fp, unsigned const char *passphrase);
 153 int _libssh2_rsa_sha1_verify(libssh2_rsa_ctx * rsa,
 154                              const unsigned char *sig,
 155                              unsigned long sig_len,
 156                              const unsigned char *m, unsigned long m_len);
 157 int _libssh2_rsa_sha1_sign(LIBSSH2_SESSION * session,
 158                            libssh2_rsa_ctx * rsactx,
 159                            const unsigned char *hash,
 160                            unsigned long hash_len,
 161                            unsigned char **signature,
 162                            unsigned long *signature_len);
 163
 164 #define _libssh2_rsa_free(rsactx) RSA_free(rsactx)
 165
 166 #define libssh2_dsa_ctx DSA
 167
 168 int _libssh2_dsa_new(libssh2_dsa_ctx ** dsa,
 169                      const unsigned char *pdata,
 170                      unsigned long plen,
 171                      const unsigned char *qdata,
 172                      unsigned long qlen,
 173                      const unsigned char *gdata,
 174                      unsigned long glen,
 175                      const unsigned char *ydata,
 176                      unsigned long ylen,
 177                      const unsigned char *x, unsigned long x_len);
 178 int _libssh2_dsa_new_private(libssh2_dsa_ctx ** dsa,
 179                              LIBSSH2_SESSION * session,
 180                              FILE * fp, unsigned const char *passphrase);
 181 int _libssh2_dsa_sha1_verify(libssh2_dsa_ctx * dsactx,
 182                              const unsigned char *sig,
 183                              const unsigned char *m, unsigned long m_len);
 184 int _libssh2_dsa_sha1_sign(libssh2_dsa_ctx * dsactx,
 185                            const unsigned char *hash,
 186                            unsigned long hash_len, unsigned char *sig);
 187
 188 #define _libssh2_dsa_free(dsactx) DSA_free(dsactx)
 189
 190 #define _libssh2_cipher_type(name) const EVP_CIPHER *(*name)(void)
 191 #define _libssh2_cipher_ctx EVP_CIPHER_CTX
 192
 193 #define _libssh2_cipher_aes256 EVP_aes_256_cbc
 194 #define _libssh2_cipher_aes192 EVP_aes_192_cbc
 195 #define _libssh2_cipher_aes128 EVP_aes_128_cbc
 196 #define _libssh2_cipher_blowfish EVP_bf_cbc
 197 #define _libssh2_cipher_arcfour EVP_rc4
 198 #define _libssh2_cipher_cast5 EVP_cast5_cbc
 199 #define _libssh2_cipher_3des EVP_des_ede3_cbc
 200
 201 int _libssh2_cipher_init(_libssh2_cipher_ctx * h,
 202                          _libssh2_cipher_type(algo),
 203                          unsigned char *iv,
 204                          unsigned char *secret, int encrypt);
 205
 206 int _libssh2_cipher_crypt(_libssh2_cipher_ctx * ctx,
 207                           _libssh2_cipher_type(algo),
 208                           int encrypt, unsigned char *block);
 209
 210 #define _libssh2_cipher_dtor(ctx) EVP_CIPHER_CTX_cleanup(ctx)
 211
 212 #define _libssh2_bn BIGNUM
 213 #define _libssh2_bn_ctx BN_CTX
 214 #define _libssh2_bn_ctx_new() BN_CTX_new()
 215 #define _libssh2_bn_ctx_free(bnctx) BN_CTX_free(bnctx)
 216 #define _libssh2_bn_init() BN_new()
 217 #define _libssh2_bn_rand(bn, bits, top, bottom) BN_rand(bn, bits, top, bottom)
 218 #define _libssh2_bn_mod_exp(r, a, p, m, ctx) BN_mod_exp(r, a, p, m, ctx)
 219 #define _libssh2_bn_set_word(bn, val) BN_set_word(bn, val)
 220 #define _libssh2_bn_from_bin(bn, len, val) BN_bin2bn(val, len, bn)
 221 #define _libssh2_bn_to_bin(bn, val) BN_bn2bin(bn, val)
 222 #define _libssh2_bn_bytes(bn) BN_num_bytes(bn)
 223 #define _libssh2_bn_bits(bn) BN_num_bits(bn)
 224 #define _libssh2_bn_free(bn) BN_clear_free(bn)