47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
/*
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* Copyright (c) 1995-2010 Peter Simons <simons@cryp.to>
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* Copyright (c) 2000-2001 Cable & Wireless GmbH
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* Copyright (c) 1999-2000 CyberSolutions GmbH
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*
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* This program is free software: you can redistribute it and/or modify it under
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* the terms of the GNU General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later
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* version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "petidomo.h"
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#include "md5.h"
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#include <string.h>
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static char* encode_digest_to_ascii(unsigned char digest[16])
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{
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int i;
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static const char hex[] = "0123456789ABCDEF";
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char * buffer;
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buffer = xmalloc(33);
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for (i = 0; i < 16; i++)
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{
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buffer[i+i] = hex[digest[i] >> 4];
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buffer[i+i+1] = hex[digest[i] & 0x0f];
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}
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buffer[i+i] = '\0';
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return buffer;
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}
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char* generate_cookie(const char* buffer)
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{
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unsigned char digest[MD5_DIGEST_SIZE];
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md5_buffer(buffer, strlen(buffer), digest);
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return encode_digest_to_ascii(digest);
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}
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