release/src/router/matrixssl/src/crypto/cryptoLayer.h

   1 /*
   2  *      cryptoLayer.h
   3  *      Release $Name: MATRIXSSL_1_8_8_OPEN $
   4  *
   5  *      Cryptography provider layered header.  This layer decouples
   6  *      the cryptography implementation from the SSL protocol implementation.
   7  *      Contributors adding new providers must implement all functions
   8  *      externed below.
   9  */
  10 /*
  11  *      Copyright (c) PeerSec Networks, 2002-2009. All Rights Reserved.
  12  *      The latest version of this code is available at http://www.matrixssl.org
  13  *
  14  *      This software is open source; you can redistribute it and/or modify
  15  *      it under the terms of the GNU General Public License as published by
  16  *      the Free Software Foundation; either version 2 of the License, or
  17  *      (at your option) any later version.
  18  *
  19  *      This General Public License does NOT permit incorporating this software
  20  *      into proprietary programs.  If you are unable to comply with the GPL, a
  21  *      commercial license for this software may be purchased from PeerSec Networks
  22  *      at http://www.peersec.com
  23  *
  24  *      This program is distributed in WITHOUT ANY WARRANTY; without even the
  25  *      implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  26  *      See the GNU General Public License for more details.
  27  *
  28  *      You should have received a copy of the GNU General Public License
  29  *      along with this program; if not, write to the Free Software
  30  *      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  31  *      http://www.gnu.org/copyleft/gpl.html
  32  */
  33 /******************************************************************************/
  34
  35 #ifndef _h_CRYPTO_LAYER
  36 #define _h_CRYPTO_LAYER
  37 #define _h_EXPORT_SYMBOLS
  38
  39 /******************************************************************************/
  40 /*
  41         Crypto may have some reliance on os layer (psMalloc in particular)
  42 */
  43 #include "../os/osLayer.h"
  44
  45 /*
  46         Return the length of padding bytes required for a record of 'LEN' bytes
  47         The name Pwr2 indicates that calculations will work with 'BLOCKSIZE'
  48         that are powers of 2.
  49         Because of the trailing pad length byte, a length that is a multiple
  50         of the pad bytes
  51 */
  52 #define sslPadLenPwr2(LEN, BLOCKSIZE) \
  53         BLOCKSIZE <= 1 ? (unsigned char)0 : \
  54         (unsigned char)(BLOCKSIZE - ((LEN) & (BLOCKSIZE - 1)))
  55
  56 /*
  57         Define the default crypto provider here
  58 */
  59 #define USE_PEERSEC_CRYPTO
  60
  61 #ifdef __cplusplus
  62 extern "C" {
  63 #endif
  64
  65 #define SSL_MD5_HASH_SIZE               16
  66 #define SSL_SHA1_HASH_SIZE              20
  67
  68 #define SSL_MAX_MAC_SIZE                20
  69 #define SSL_MAX_IV_SIZE                 16
  70 #define SSL_MAX_BLOCK_SIZE              16
  71 #define SSL_MAX_SYM_KEY_SIZE    32
  72
  73 #define USE_X509 /* Must define for certificate support */
  74 /*
  75         Enable the algorithms used for each cipher suite
  76 */
  77
  78 #ifdef USE_SSL_RSA_WITH_NULL_MD5
  79 #define USE_RSA
  80 #define USE_MD5_MAC
  81 #endif
  82
  83 #ifdef USE_SSL_RSA_WITH_NULL_SHA
  84 #define USE_RSA
  85 #define USE_SHA1_MAC
  86 #endif
  87
  88 #ifdef USE_SSL_RSA_WITH_RC4_128_SHA
  89 #define USE_ARC4
  90 #define USE_SHA1_MAC
  91 #define USE_RSA
  92 #endif
  93
  94 #ifdef USE_SSL_RSA_WITH_RC4_128_MD5
  95 #define USE_ARC4
  96 #define USE_MD5_MAC
  97 #define USE_RSA
  98 #endif
  99
 100 #ifdef USE_SSL_RSA_WITH_3DES_EDE_CBC_SHA
 101 #define USE_3DES
 102 #define USE_SHA1_MAC
 103 #define USE_RSA
 104 #endif
 105
 106 /*
 107         Support for optionally encrypted private key files. These are
 108         usually encrypted with 3DES.
 109 */
 110 #ifdef USE_ENCRYPTED_PRIVATE_KEYS
 111 #define USE_3DES
 112 #endif
 113
 114 /*
 115         Support for client side SSL
 116 */
 117 #ifdef USE_CLIENT_SIDE_SSL
 118 #define USE_RSA_PUBLIC_ENCRYPT
 119 #endif
 120
 121 /*
 122         Support for client authentication
 123 */
 124
 125 /*
 126         Addtional crypt support
 127 */
 128 /* #define USE_MD2 */
 129
 130 /*
 131         Now that we've set up the required defines, include the crypto provider
 132 */
 133 #ifdef USE_PEERSEC_CRYPTO
 134 #include "peersec/pscrypto.h"
 135 #endif
 136
 137 /******************************************************************************/
 138 /*
 139         Include the public prototypes now.  This level of indirection is needed
 140         to properly expose the public APIs to DLLs.  The circular reference
 141         between these two files is avoided with the top level defines and the
 142         order in which they are included is the key to making this work so edit
 143         with caution.
 144 */
 145 #include "matrixCrypto.h"
 146
 147
 148 #ifdef __cplusplus
 149    }
 150 #endif
 151
 152 #endif /* _h_CRYPTO_LAYER */
 153
 154 /******************************************************************************/
 155
 156