root / lab4 / .minix-src / include / openssl / cmac.h @ 13
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| 1 | 13 | up20180614 | /* crypto/cmac/cmac.h */
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| 2 | /*
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| 3 | * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
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| 4 | * project.
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| 5 | */
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| 6 | /* ====================================================================
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| 7 | * Copyright (c) 2010 The OpenSSL Project. All rights reserved.
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| 8 | *
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| 9 | * Redistribution and use in source and binary forms, with or without
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| 10 | * modification, are permitted provided that the following conditions
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| 11 | * are met:
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| 12 | *
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| 13 | * 1. Redistributions of source code must retain the above copyright
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| 14 | * notice, this list of conditions and the following disclaimer.
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| 15 | *
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| 16 | * 2. Redistributions in binary form must reproduce the above copyright
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| 17 | * notice, this list of conditions and the following disclaimer in
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| 18 | * the documentation and/or other materials provided with the
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| 19 | * distribution.
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| 20 | *
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| 21 | * 3. All advertising materials mentioning features or use of this
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| 22 | * software must display the following acknowledgment:
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| 23 | * "This product includes software developed by the OpenSSL Project
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| 24 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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| 25 | *
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| 26 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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| 27 | * endorse or promote products derived from this software without
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| 28 | * prior written permission. For written permission, please contact
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| 29 | * licensing@OpenSSL.org.
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| 30 | *
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| 31 | * 5. Products derived from this software may not be called "OpenSSL"
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| 32 | * nor may "OpenSSL" appear in their names without prior written
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| 33 | * permission of the OpenSSL Project.
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| 34 | *
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| 35 | * 6. Redistributions of any form whatsoever must retain the following
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| 36 | * acknowledgment:
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| 37 | * "This product includes software developed by the OpenSSL Project
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| 38 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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| 39 | *
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| 40 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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| 41 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 42 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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| 43 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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| 44 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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| 45 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 46 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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| 47 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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| 49 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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| 50 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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| 51 | * OF THE POSSIBILITY OF SUCH DAMAGE.
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| 52 | * ====================================================================
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| 53 | */
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| 54 | |||
| 55 | #ifndef HEADER_CMAC_H
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| 56 | # define HEADER_CMAC_H
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| 57 | |||
| 58 | #ifdef __cplusplus
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| 59 | extern "C" { |
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| 60 | #endif
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| 61 | |||
| 62 | # include <openssl/evp.h> |
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| 63 | |||
| 64 | /* Opaque */
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| 65 | typedef struct CMAC_CTX_st CMAC_CTX; |
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| 66 | |||
| 67 | CMAC_CTX *CMAC_CTX_new(void);
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| 68 | void CMAC_CTX_cleanup(CMAC_CTX *ctx);
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| 69 | void CMAC_CTX_free(CMAC_CTX *ctx);
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| 70 | EVP_CIPHER_CTX *CMAC_CTX_get0_cipher_ctx(CMAC_CTX *ctx); |
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| 71 | int CMAC_CTX_copy(CMAC_CTX *out, const CMAC_CTX *in); |
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| 72 | |||
| 73 | int CMAC_Init(CMAC_CTX *ctx, const void *key, size_t keylen, |
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| 74 | const EVP_CIPHER *cipher, ENGINE *impl);
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| 75 | int CMAC_Update(CMAC_CTX *ctx, const void *data, size_t dlen); |
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| 76 | int CMAC_Final(CMAC_CTX *ctx, unsigned char *out, size_t *poutlen); |
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| 77 | int CMAC_resume(CMAC_CTX *ctx);
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| 78 | |||
| 79 | #ifdef __cplusplus
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| 80 | } |
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| 81 | #endif
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| 82 | #endif |