authmoduser2.c

   1 /*
   2 ** Copyright 2000-2004 Double Precision, Inc.  See COPYING for
   3 ** distribution information.
   4 */
   5
   6 #include        "auth.h"
   7 #include        "courierauthstaticlist.h"
   8 #include        "courierauthsasl.h"
   9 #include        "authwait.h"
  10 #include        "courierauthdebug.h"
  11 #include        <stdlib.h>
  12 #include        <stdio.h>
  13 #include        <string.h>
  14 #include        <signal.h>
  15 #include        <unistd.h>
  16 #include        <errno.h>
  17 #include        <sys/time.h>
  18 #include        <sys/select.h>
  19 #include        "numlib/numlib.h"
  20 #include        "authchangepwdir.h"
  21
  22
  23 extern int authdaemondopasswd(char *, int);
  24
  25 static int badstr(const char *p)
  26 {
  27         if (!p) return 1;
  28         while (*p)
  29         {
  30                 if ((int)(unsigned char)*p < ' ')
  31                         return 1;
  32                 ++p;
  33         }
  34         return 0;
  35 }
  36
  37 int auth_passwd(const char *service,
  38                 const char *uid,
  39                 const char *opwd,
  40                 const char *npwd)
  41 {
  42         char *buf;
  43
  44         if (badstr(service) || badstr(uid) || badstr(opwd) || badstr(npwd))
  45         {
  46                 errno=EINVAL;
  47                 return -1;
  48         }
  49
  50         buf=malloc(strlen(service)+strlen(uid)+strlen(opwd)+
  51                          strlen(npwd)+20);
  52
  53         if (!buf)
  54                 return -1;
  55
  56         sprintf(buf, "PASSWD %s\t%s\t%s\t%s\n",
  57                 service, uid, opwd, npwd);
  58
  59         if (authdaemondopasswd(buf, strlen(buf)))
  60         {
  61                 free(buf);
  62                 /*sleep(5);*/
  63                 return (-1);
  64         }
  65         free(buf);
  66         return (0);
  67 }