1 /* crypto/aes/aes.h -*- mode:C; c-file-style: "eay" -*- */ 2 /* ==================================================================== 3 * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in 14 * the documentation and/or other materials provided with the 15 * distribution. 16 * 17 * 3. All advertising materials mentioning features or use of this 18 * software must display the following acknowledgment: 19 * "This product includes software developed by the OpenSSL Project 20 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" 21 * 22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 23 * endorse or promote products derived from this software without 24 * prior written permission. For written permission, please contact 25 * openssl-core@openssl.org. 26 * 27 * 5. Products derived from this software may not be called "OpenSSL" 28 * nor may "OpenSSL" appear in their names without prior written 29 * permission of the OpenSSL Project. 30 * 31 * 6. Redistributions of any form whatsoever must retain the following 32 * acknowledgment: 33 * "This product includes software developed by the OpenSSL Project 34 * for use in the OpenSSL Toolkit (http://www.openssl.org/)" 35 * 36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 47 * OF THE POSSIBILITY OF SUCH DAMAGE. 48 * ==================================================================== 49 * 50 */ 51 52 module deimos.openssl.aes; 53 54 import deimos.openssl._d_util; 55 56 public import deimos.openssl.opensslconf; 57 58 version (OPENSSL_NO_AES) { 59 static assert(false, "AES is disabled."); 60 } 61 62 import core.stdc.config; 63 64 enum AES_ENCRYPT = 1; 65 enum AES_DECRYPT = 0; 66 67 /* Because array size can't be a const in C, the following two are macros. 68 Both sizes are in bytes. */ 69 enum AES_MAXNR = 14; 70 enum AES_BLOCK_SIZE = 16; 71 72 extern (C): 73 nothrow: 74 75 /* This should be a hidden type, but EVP requires that the size be known */ 76 struct aes_key_st { 77 version (AES_LONG) { 78 c_ulong[4* (AES_MAXNR + 1)] rd_key; 79 } else { 80 uint[4* (AES_MAXNR + 1)] rd_key; 81 } 82 int rounds; 83 }; 84 alias aes_key_st AES_KEY; 85 86 const(char)* AES_options(); 87 88 int AES_set_encrypt_key(const(ubyte)* userKey, const int bits, 89 AES_KEY* key); 90 int AES_set_decrypt_key(const(ubyte)* userKey, const int bits, 91 AES_KEY* key); 92 93 int private_AES_set_encrypt_key(const(ubyte)* userKey, const int bits, 94 AES_KEY *key); 95 int private_AES_set_decrypt_key(const(ubyte)* userKey, const int bits, 96 AES_KEY *key); 97 98 void AES_encrypt(const(ubyte)* in_, ubyte* out_, 99 const(AES_KEY)* key); 100 void AES_decrypt(const(ubyte)* in_, ubyte* out_, 101 const(AES_KEY)* key); 102 103 void AES_ecb_encrypt(const(ubyte)* in_, ubyte* out_, 104 const(AES_KEY)* key, const int enc); 105 void AES_cbc_encrypt(const(ubyte)* in_, ubyte* out_, 106 size_t length, const(AES_KEY)* key, 107 ubyte* ivec, const int enc); 108 void AES_cfb128_encrypt(const(ubyte)* in_, ubyte* out_, 109 size_t length, const(AES_KEY)* key, 110 ubyte* ivec, int* num, const int enc); 111 void AES_cfb1_encrypt(const(ubyte)* in_, ubyte* out_, 112 size_t length, const(AES_KEY)* key, 113 ubyte* ivec, int* num, const int enc); 114 void AES_cfb8_encrypt(const(ubyte)* in_, ubyte* out_, 115 size_t length, const(AES_KEY)* key, 116 ubyte* ivec, int* num, const int enc); 117 void AES_ofb128_encrypt(const(ubyte)* in_, ubyte* out_, 118 size_t length, const(AES_KEY)* key, 119 ubyte* ivec, int* num); 120 void AES_ctr128_encrypt(const(ubyte)* in_, ubyte* out_, 121 size_t length, const(AES_KEY)* key, 122 ubyte[AES_BLOCK_SIZE] ivec, 123 ubyte[AES_BLOCK_SIZE] ecount_buf, 124 uint* num); 125 /* NB: the IV is _two_ blocks long */ 126 void AES_ige_encrypt(const(ubyte)* in_, ubyte* out_, 127 size_t length, const(AES_KEY)* key, 128 ubyte* ivec, const int enc); 129 /* NB: the IV is _four_ blocks long */ 130 void AES_bi_ige_encrypt(const(ubyte)* in_, ubyte* out_, 131 size_t length, const(AES_KEY)* key, 132 const(AES_KEY)* key2, const(ubyte)* ivec, 133 const int enc); 134 135 int AES_wrap_key(AES_KEY* key, const(ubyte)* iv, 136 ubyte* out_, 137 const(ubyte)* in_, uint inlen); 138 int AES_unwrap_key(AES_KEY* key, const(ubyte)* iv, 139 ubyte* out_, 140 const(ubyte)* in_, uint inlen);