mirror of https://github.com/wolfSSL/wolfssl.git
80 lines
1.9 KiB
C
80 lines
1.9 KiB
C
/* evp.h
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*
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* Copyright (C) 2011 Sawtooth Consulting Ltd.
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*
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* This file is part of CyaSSL.
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*
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* CyaSSL is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* CyaSSL is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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/* evp.h defines mini evp openssl compatibility layer
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*
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*/
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#ifndef CYASSL_EVP_H_
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#define CYASSL_EVP_H_
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#ifdef YASSL_PREFIX
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#include "prefix_evp.h"
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#endif
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#include "md5.h"
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#include "sha.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef char EVP_MD;
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typedef char EVP_CIPHER;
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const EVP_MD* EVP_md5(void);
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const EVP_MD* EVP_sha1(void);
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typedef union {
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MD5_CTX md5;
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SHA_CTX sha;
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} Hasher;
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typedef struct EVP_MD_CTX {
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unsigned char macType; /* md5 or sha for now */
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Hasher hash;
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} EVP_MD_CTX;
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void EVP_MD_CTX_init(EVP_MD_CTX* ctx);
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int EVP_MD_CTX_cleanup(EVP_MD_CTX* ctx);
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int EVP_DigestInit(EVP_MD_CTX* ctx, const EVP_MD* type);
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int EVP_DigestUpdate(EVP_MD_CTX* ctx, const void* data, size_t sz);
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int EVP_DigestFinal(EVP_MD_CTX* ctx, unsigned char* md, unsigned int* s);
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int EVP_DigestFinal_ex(EVP_MD_CTX* ctx, unsigned char* md, unsigned int* s);
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int EVP_BytesToKey(const EVP_CIPHER*, const EVP_MD*, const unsigned char*,
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const unsigned char*, int, int, unsigned char*, unsigned char*);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* CYASSL_EVP_H_ */
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