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/* <!-- copyright */
/*
* aria2 - a simple utility for downloading files faster
*
* Copyright (C) 2006 Tatsuhiro Tsujikawa
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* copyright --> */
#ifndef _D_MESSAGE_DIGEST_H_
#define _D_MESSAGE_DIGEST_H_
#include "common.h"
#ifdef ENABLE_BITTORRENT
#ifdef HAVE_LIBSSL
#include <openssl/evp.h>
#define MessageDigestContext EVP_MD_CTX
#define sha1DigestInit(CTX) EVP_MD_CTX_init(&CTX)
#define sha1DigestReset(CTX) EVP_DigestInit_ex(&CTX, EVP_sha1(), NULL)
#define sha1DigestUpdate(CTX, DATA, LENGTH) EVP_DigestUpdate(&CTX, DATA, LENGTH)
#define sha1DigestFinal(CTX, HASH) \
{\
int len;\
EVP_DigestFinal_ex(&CTX, HASH, (unsigned int*)&len);\
}
#define sha1DigestFree(CTX) EVP_MD_CTX_cleanup(&CTX)
#endif // HAVE_LIBSSL
#ifdef HAVE_LIBGCRYPT
#include <gcrypt.h>
#define MessageDigestContext gcry_md_hd_t
#define sha1DigestInit(CTX) gcry_md_open(&CTX, GCRY_MD_SHA1, 0)
#define sha1DigestReset(CTX) gcry_md_reset(CTX)
#define sha1DigestUpdate(CTX, DATA, LENGTH) gcry_md_write(CTX, DATA, LENGTH)
#define sha1DigestFinal(CTX, HASH) \
{\
gcry_md_final(CTX);\
memcpy(HASH, gcry_md_read(CTX, 0), 20);\
}
#define sha1DigestFree(CTX) gcry_md_close(CTX)
#endif // HAVE_LIBGCRYPT
#endif // ENABLE_BITTORRENT
#endif // _D_MESSAGE_DIGEST_H_
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