mirror of
https://github.com/yarrick/iodine.git
synced 2024-11-17 05:39:21 +02:00
58 lines
1.4 KiB
C
58 lines
1.4 KiB
C
/*
|
|
* Copyright (c) 2006-2009 Bjorn Andersson <flex@kryo.se>, Erik Ekman <yarrick@kryo.se>
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice appear in all copies.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#include <string.h>
|
|
#include <sys/types.h>
|
|
|
|
#ifdef WINDOWS32
|
|
#include "windows.h"
|
|
#else
|
|
#include <arpa/inet.h>
|
|
#endif
|
|
|
|
#include "md5.h"
|
|
|
|
/*
|
|
* Needs a 16byte array for output, and 32 bytes password
|
|
*/
|
|
void
|
|
login_calculate(char *buf, int buflen, const char *pass, int seed)
|
|
{
|
|
unsigned char temp[32];
|
|
md5_state_t ctx;
|
|
int *ix;
|
|
int i;
|
|
int k;
|
|
|
|
if (buflen < 16)
|
|
return;
|
|
|
|
memcpy(temp, pass, 32);
|
|
ix = (int*) temp;
|
|
|
|
for (i = 0; i < 8; i++) {
|
|
k = ntohl(*ix);
|
|
k ^= seed;
|
|
*ix++ = htonl(k);
|
|
}
|
|
|
|
md5_init(&ctx);
|
|
md5_append(&ctx, temp, 32);
|
|
md5_finish(&ctx, (unsigned char *) buf);
|
|
|
|
}
|
|
|