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This commit is contained in:
Bjorn Andersson 2007-02-10 21:44:03 +00:00
parent 3015cc33b2
commit 8383344817
1 changed files with 11 additions and 6 deletions
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17
src/login.c
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@ -20,27 +20,32 @@
#include "md5.h"
/* Needs a 16byte array for output, and 32 bytes password */
void login_calculate(char *out, int len, char *pass, int seed) {
/*
* Needs a 16byte array for output, and 32 bytes password
*/
void
login_calculate(char *buf, int buflen, char *pass, int seed)
{
unsigned char temp[32];
md5_state_t ctx;
int *ix;
int i;
int k;
int *ix;
if (len < 16) {
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 *) out);
md5_finish(&ctx, (unsigned char *) buf);
}