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/*
chronyd/chronyc - Programs for keeping computer clocks accurate.
**********************************************************************
* Copyright (C) Miroslav Lichvar 2012
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
**********************************************************************
=======================================================================
Routines implementing crypto hashing using internal MD5 implementation.
*/
#include "config.h"
#include "sysincl.h"
#include "hash.h"
#include "memory.h"
#include "util.h"
#include "md5.c"
static MD5_CTX ctx;
int
HSH_GetHashId(HSH_Algorithm algorithm)
{
/* only MD5 is supported */
if (algorithm != HSH_MD5 && algorithm != HSH_MD5_NONCRYPTO)
return -1;
return 0;
}
int
HSH_Hash(int id, const void *in1, int in1_len, const void *in2, int in2_len,
unsigned char *out, int out_len)
{
if (in1_len < 0 || in2_len < 0 || out_len < 0)
return 0;
MD5Init(&ctx);
MD5Update(&ctx, in1, in1_len);
if (in2)
MD5Update(&ctx, in2, in2_len);
MD5Final(&ctx);
out_len = MIN(out_len, 16);
memcpy(out, ctx.digest, out_len);
return out_len;
}
void
HSH_Finalise(void)
{
}
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