libsecurity_ssl/lib/symCipherParams.c

   1 /*
   2  * Copyright (c) 1999-2001,2005-2008,2010-2011 Apple Inc. All Rights Reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24 /*
  25  * symCipherParams.c - symmetric cipher parameters
  26  */
  27
  28 /* THIS FILE CONTAINS KERNEL CODE */
  29
  30 #include "sslBuildFlags.h"
  31 #include "symCipher.h"
  32
  33 /*
  34  * The parameters for the symmetric ciphers currently supported (in addition to the
  35  * NULL cipher in nullciph.c).
  36  */
  37
  38 #if     ENABLE_DES
  39 const SSLSymmetricCipherParams SSLCipherDES_CBCParams = {
  40     .keyAlg = SSL_CipherAlgorithmDES_CBC,
  41     .keySize = 8,
  42     .ivSize = 8,
  43     .blockSize = 8,
  44     .cipherType = blockCipherType,
  45 };
  46 #endif  /* ENABLE_DES */
  47
  48 #if     ENABLE_3DES
  49 const SSLSymmetricCipherParams SSLCipher3DES_CBCParams = {
  50     .keyAlg = SSL_CipherAlgorithm3DES_CBC,
  51     .keySize = 24,
  52     .ivSize = 8,
  53     .blockSize = 8,
  54     .cipherType = blockCipherType,
  55 };
  56 #endif  /* ENABLE_3DES */
  57
  58 #if             ENABLE_RC4
  59 const SSLSymmetricCipherParams SSLCipherRC4_128Params = {
  60     .keyAlg = SSL_CipherAlgorithmRC4_128,
  61     .keySize = 16,
  62     .cipherType = streamCipherType,
  63 };
  64 #endif  /* ENABLE_RC4 */
  65
  66 #if             ENABLE_RC2
  67 const SSLSymmetricCipherParams SSLCipherRC2_128Params = {
  68     .keyAlg = SSL_CipherAlgorithmRC2_128,
  69     .keySize = 16,
  70     .ivSize = 8,
  71     .blockSize = 8,
  72     .cipherType = blockCipherType,
  73 };
  74 #endif  /* ENABLE_RC2*/
  75
  76 #if             ENABLE_AES
  77 const SSLSymmetricCipherParams SSLCipherAES_128_CBCParams = {
  78     .keyAlg = SSL_CipherAlgorithmAES_128_CBC,
  79     .keySize = 16,
  80     .ivSize = 16,
  81     .blockSize = 16,
  82     .cipherType = blockCipherType,
  83 };
  84 #endif  /* ENABLE_AES */
  85
  86 #if ENABLE_AES256
  87 const SSLSymmetricCipherParams SSLCipherAES_256_CBCParams = {
  88     .keyAlg = SSL_CipherAlgorithmAES_256_CBC,
  89     .keySize = 32,
  90     .ivSize = 16,
  91     .blockSize = 16,
  92     .cipherType = blockCipherType,
  93 };
  94 #endif /* ENABLE_AES256 */
  95
  96 #if ENABLE_AES_GCM
  97 const SSLSymmetricCipherParams SSLCipherAES_128_GCMParams = {
  98     .keyAlg = SSL_CipherAlgorithmAES_128_GCM,
  99     .keySize = 16,
 100     .ivSize = 16,
 101     .blockSize = 16,
 102     .cipherType = aeadCipherType,
 103 };
 104
 105 const SSLSymmetricCipherParams SSLCipherAES_256_GCMParams = {
 106     .keyAlg = SSL_CipherAlgorithmAES_256_GCM,
 107     .keySize = 32,
 108     .ivSize = 16,
 109     .blockSize = 16,
 110     .cipherType = aeadCipherType,
 111 };
 112 #endif /* ENABLE_AES_GCM */