LTKCPP-- LLRP Toolkit C Plus Plus Library
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00001 /* crypto/cmac/cmac.h */ 00002 /* 00003 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL 00004 * project. 00005 */ 00006 /* ==================================================================== 00007 * Copyright (c) 2010 The OpenSSL Project. All rights reserved. 00008 * 00009 * Redistribution and use in source and binary forms, with or without 00010 * modification, are permitted provided that the following conditions 00011 * are met: 00012 * 00013 * 1. Redistributions of source code must retain the above copyright 00014 * notice, this list of conditions and the following disclaimer. 00015 * 00016 * 2. Redistributions in binary form must reproduce the above copyright 00017 * notice, this list of conditions and the following disclaimer in 00018 * the documentation and/or other materials provided with the 00019 * distribution. 00020 * 00021 * 3. All advertising materials mentioning features or use of this 00022 * software must display the following acknowledgment: 00023 * "This product includes software developed by the OpenSSL Project 00024 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 00025 * 00026 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 00027 * endorse or promote products derived from this software without 00028 * prior written permission. For written permission, please contact 00029 * licensing@OpenSSL.org. 00030 * 00031 * 5. Products derived from this software may not be called "OpenSSL" 00032 * nor may "OpenSSL" appear in their names without prior written 00033 * permission of the OpenSSL Project. 00034 * 00035 * 6. Redistributions of any form whatsoever must retain the following 00036 * acknowledgment: 00037 * "This product includes software developed by the OpenSSL Project 00038 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 00039 * 00040 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 00041 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00042 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 00043 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 00044 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00045 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 00046 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00047 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00048 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 00049 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00050 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 00051 * OF THE POSSIBILITY OF SUCH DAMAGE. 00052 * ==================================================================== 00053 */ 00054 00055 #ifndef HEADER_CMAC_H 00056 # define HEADER_CMAC_H 00057 00058 #ifdef __cplusplus 00059 extern "C" { 00060 #endif 00061 00062 # include <openssl/evp.h> 00063 00064 /* Opaque */ 00065 typedef struct CMAC_CTX_st CMAC_CTX; 00066 00067 CMAC_CTX *CMAC_CTX_new(void); 00068 void CMAC_CTX_cleanup(CMAC_CTX *ctx); 00069 void CMAC_CTX_free(CMAC_CTX *ctx); 00070 EVP_CIPHER_CTX *CMAC_CTX_get0_cipher_ctx(CMAC_CTX *ctx); 00071 int CMAC_CTX_copy(CMAC_CTX *out, const CMAC_CTX *in); 00072 00073 int CMAC_Init(CMAC_CTX *ctx, const void *key, size_t keylen, 00074 const EVP_CIPHER *cipher, ENGINE *impl); 00075 int CMAC_Update(CMAC_CTX *ctx, const void *data, size_t dlen); 00076 int CMAC_Final(CMAC_CTX *ctx, unsigned char *out, size_t *poutlen); 00077 int CMAC_resume(CMAC_CTX *ctx); 00078 00079 #ifdef __cplusplus 00080 } 00081 #endif 00082 #endif