citadel/chkpwd.c

   1 /*
   2  * $Id$
   3  *
   4  * a setuid helper program for machines which use shadow passwords
   5  * by Nathan Bryant, March 1999
   6  *
   7  */
   8
   9 #include <pwd.h>
  10 #include <stdio.h>
  11 #include <limits.h>
  12 #include <stdlib.h>
  13 #include <string.h>
  14 #include <syslog.h>
  15 #include <unistd.h>
  16 #include <sys/types.h>
  17
  18 #include "auth.h"
  19 #include "config.h"
  20 #include "citadel_dirs.h"
  21 #include "citadel.h"
  22
  23 int main(void)
  24 {
  25         uid_t uid;
  26         char buf[SIZ];
  27
  28         while (1) {
  29                 buf[0] = '\0';
  30                 read(0, &uid, sizeof(uid_t));   /* uid */
  31                 read(0, buf, 256);      /* password */
  32
  33                 if (buf[0] == '\0')
  34                         return (0);
  35                 if (validate_password(uid, buf)) {
  36                         write(1, "PASS", 4);
  37                 }
  38                 else {
  39                         write(1, "FAIL", 4);
  40                 }
  41         }
  42
  43         return(0);
  44 }