diff options
Diffstat (limited to 'openssl/crypto/cmac/cmac.h')
| -rw-r--r-- | openssl/crypto/cmac/cmac.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/openssl/crypto/cmac/cmac.h b/openssl/crypto/cmac/cmac.h new file mode 100644 index 000000000..712e92dce --- /dev/null +++ b/openssl/crypto/cmac/cmac.h @@ -0,0 +1,82 @@ +/* crypto/cmac/cmac.h */ +/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL + * project. + */ +/* ==================================================================== + * Copyright (c) 2010 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + */ + + +#ifndef HEADER_CMAC_H +#define HEADER_CMAC_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <openssl/evp.h> + +/* Opaque */ +typedef struct CMAC_CTX_st CMAC_CTX; + +CMAC_CTX *CMAC_CTX_new(void); +void CMAC_CTX_cleanup(CMAC_CTX *ctx); +void CMAC_CTX_free(CMAC_CTX *ctx); +EVP_CIPHER_CTX *CMAC_CTX_get0_cipher_ctx(CMAC_CTX *ctx); +int CMAC_CTX_copy(CMAC_CTX *out, const CMAC_CTX *in); + +int CMAC_Init(CMAC_CTX *ctx, const void *key, size_t keylen, + const EVP_CIPHER *cipher, ENGINE *impl); +int CMAC_Update(CMAC_CTX *ctx, const void *data, size_t dlen); +int CMAC_Final(CMAC_CTX *ctx, unsigned char *out, size_t *poutlen); +int CMAC_resume(CMAC_CTX *ctx); + +#ifdef __cplusplus +} +#endif +#endif |