1 aes.h |
1 /* crypto/aes/aes.h -*- mode:C; c-file-style: "eay" -*- */ |
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2 /* ==================================================================== |
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3 * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved. |
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4 * |
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5 * Redistribution and use in source and binary forms, with or without |
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6 * modification, are permitted provided that the following conditions |
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7 * are met: |
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8 * |
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9 * 1. Redistributions of source code must retain the above copyright |
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10 * notice, this list of conditions and the following disclaimer. |
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11 * |
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12 * 2. Redistributions in binary form must reproduce the above copyright |
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13 * notice, this list of conditions and the following disclaimer in |
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14 * the documentation and/or other materials provided with the |
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15 * distribution. |
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16 * |
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17 * 3. All advertising materials mentioning features or use of this |
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18 * software must display the following acknowledgment: |
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19 * "This product includes software developed by the OpenSSL Project |
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20 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" |
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21 * |
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22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
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23 * endorse or promote products derived from this software without |
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24 * prior written permission. For written permission, please contact |
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25 * openssl-core@openssl.org. |
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26 * |
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27 * 5. Products derived from this software may not be called "OpenSSL" |
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28 * nor may "OpenSSL" appear in their names without prior written |
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29 * permission of the OpenSSL Project. |
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30 * |
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31 * 6. Redistributions of any form whatsoever must retain the following |
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32 * acknowledgment: |
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33 * "This product includes software developed by the OpenSSL Project |
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34 * for use in the OpenSSL Toolkit (http://www.openssl.org/)" |
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35 * |
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36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
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37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
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40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
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47 * OF THE POSSIBILITY OF SUCH DAMAGE. |
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48 * ==================================================================== |
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49 * |
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50 */ |
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51 /* |
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52 © Portions copyright (c) 2006 Nokia Corporation. All rights reserved. |
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53 */ |
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54 |
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55 |
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56 #ifndef HEADER_AES_H |
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57 #define HEADER_AES_H |
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58 |
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59 #if (defined(__SYMBIAN32__) && !defined(SYMBIAN)) |
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60 #define SYMBIAN |
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61 #endif |
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62 |
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63 #include <openssl/opensslconf.h> |
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64 #ifdef SYMBIAN |
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65 #include <e32def.h> |
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66 #endif |
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67 #ifdef OPENSSL_NO_AES |
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68 #error AES is disabled. |
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69 #endif |
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70 |
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71 #define AES_ENCRYPT 1 |
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72 #define AES_DECRYPT 0 |
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73 |
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74 /* Because array size can't be a const in C, the following two are macros. |
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75 Both sizes are in bytes. */ |
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76 #define AES_MAXNR 14 |
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77 #define AES_BLOCK_SIZE 16 |
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78 |
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79 #ifdef __cplusplus |
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80 extern "C" { |
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81 #endif |
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82 |
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83 /* This should be a hidden type, but EVP requires that the size be known */ |
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84 struct aes_key_st { |
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85 #ifdef AES_LONG |
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86 unsigned long rd_key[4 *(AES_MAXNR + 1)]; |
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87 #else |
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88 unsigned int rd_key[4 *(AES_MAXNR + 1)]; |
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89 #endif |
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90 int rounds; |
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91 }; |
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92 typedef struct aes_key_st AES_KEY; |
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93 |
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94 |
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95 IMPORT_C const char *AES_options(void); |
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96 |
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97 IMPORT_C int AES_set_encrypt_key(const unsigned char *userKey, const int bits, |
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98 AES_KEY *key); |
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99 IMPORT_C int AES_set_decrypt_key(const unsigned char *userKey, const int bits, |
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100 AES_KEY *key); |
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101 |
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102 IMPORT_C void AES_encrypt(const unsigned char *in, unsigned char *out, |
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103 const AES_KEY *key); |
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104 IMPORT_C void AES_decrypt(const unsigned char *in, unsigned char *out, |
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105 const AES_KEY *key); |
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106 |
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107 IMPORT_C void AES_ecb_encrypt(const unsigned char *in, unsigned char *out, |
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108 const AES_KEY *key, const int enc); |
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109 IMPORT_C void AES_cbc_encrypt(const unsigned char *in, unsigned char *out, |
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110 const unsigned long length, const AES_KEY *key, |
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111 unsigned char *ivec, const int enc); |
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112 IMPORT_C void AES_cfb128_encrypt(const unsigned char *in, unsigned char *out, |
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113 const unsigned long length, const AES_KEY *key, |
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114 unsigned char *ivec, int *num, const int enc); |
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115 IMPORT_C void AES_cfb1_encrypt(const unsigned char *in, unsigned char *out, |
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116 const unsigned long length, const AES_KEY *key, |
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117 unsigned char *ivec, int *num, const int enc); |
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118 IMPORT_C void AES_cfb8_encrypt(const unsigned char *in, unsigned char *out, |
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119 const unsigned long length, const AES_KEY *key, |
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120 unsigned char *ivec, int *num, const int enc); |
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121 IMPORT_C void AES_cfbr_encrypt_block(const unsigned char *in,unsigned char *out, |
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122 const int nbits,const AES_KEY *key, |
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123 unsigned char *ivec,const int enc); |
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124 IMPORT_C void AES_ofb128_encrypt(const unsigned char *in, unsigned char *out, |
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125 const unsigned long length, const AES_KEY *key, |
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126 unsigned char *ivec, int *num); |
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127 IMPORT_C void AES_ctr128_encrypt(const unsigned char *in, unsigned char *out, |
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128 const unsigned long length, const AES_KEY *key, |
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129 unsigned char ivec[AES_BLOCK_SIZE], |
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130 unsigned char ecount_buf[AES_BLOCK_SIZE], |
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131 unsigned int *num); |
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132 |
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133 #ifdef __cplusplus |
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134 } |
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135 #endif |
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136 |
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137 #endif /* !HEADER_AES_H */ |