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/*
** Copyright 2001 Double Precision, Inc.
** See COPYING for distribution information.
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <sys/types.h>
#if HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#if HAVE_FCNTL_H
#include <fcntl.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#if TIME_WITH_SYS_TIME
#include <sys/time.h>
#include <time.h>
#else
#if HAVE_SYS_TIME_H
#include <sys/time.h>
#else
#include <time.h>
#endif
#endif
#if HAVE_MD5
#include "md5/md5.h"
#endif
#include <string.h>
#include <stdio.h>
#include <signal.h>
#include <stdlib.h>
#if HAVE_TERMIOS_H
#include <termios.h>
#endif
#if HAVE_CRYPT_H
#include <crypt.h>
#endif
#if HAVE_CRYPT
#if NEED_CRYPT_PROTOTYPE
extern char *crypt(const char *, const char *);
#endif
#endif
char userdb_hex64[]="./0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
#ifdef RANDOM
void userdb_get_random(char *buf, unsigned n)
{
int f=open(RANDOM, O_RDONLY);
int l;
if (f < 0)
{
perror(RANDOM);
exit(1);
}
while (n)
{
l=read(f, buf, n);
if (l < 0)
{
perror("read");
exit(1);
}
n -= l;
buf += l;
}
close(f);
}
#endif
#if HAVE_MD5
char *userdb_mkmd5pw(const char *buf)
{
int i;
char salt[9];
salt[8]=0;
#ifdef RANDOM
userdb_get_random(salt, 8);
for (i=0; i<8; i++)
salt[i] = userdb_hex64[salt[i] & 63 ];
#else
{
struct {
#if HAVE_GETTIMEOFDAY
struct timeval tv;
#else
time_t tv;
#endif
pid_t p;
} s;
MD5_DIGEST d;
#if HAVE_GETTIMEOFDAY
struct timezone tz;
gettimeofday(&s.tv, &tz);
#else
time(&s.tv);
#endif
s.p=getpid();
md5_digest(&s, sizeof(s), d);
for (i=0; i<8; i++)
salt[i]=userdb_hex64[ ((unsigned char *)d)[i] ];
}
#endif
return (md5_crypt(buf, salt));
}
#endif
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