authpwd.c

   1 /*
   2 ** Copyright 1998 - 2004 Double Precision, Inc.  See COPYING for
   3 ** distribution information.
   4 */
   5
   6 #if     HAVE_CONFIG_H
   7 #include        "courier_auth_config.h"
   8 #endif
   9 #include        <stdio.h>
  10 #include        <stdlib.h>
  11 #include        <string.h>
  12 #include        <errno.h>
  13 #include        <pwd.h>
  14 #if     HAVE_UNISTD_H
  15 #include        <unistd.h>
  16 #endif
  17
  18 #include        "auth.h"
  19 #include        "authstaticlist.h"
  20 #include        "courierauthdebug.h"
  21
  22 static const char rcsid[]="$Id: authpwd.c,v 1.15 2004/11/14 02:58:16 mrsam Exp $";
  23
  24 extern int auth_pwd_pre(const char *userid, const char *service,
  25         int (*callback)(struct authinfo *, void *),
  26                         void *arg);
  27 extern void auth_pwd_enumerate( void(*cb_func)(const char *name,
  28                                                uid_t uid,
  29                                                gid_t gid,
  30                                                const char *homedir,
  31                                                const char *maildir,
  32                                                const char *options,
  33                                                void *void_arg),
  34                                 void *void_arg);
  35
  36 int auth_pwd(const char *service, const char *authtype, char *authdata,
  37              int (*callback_func)(struct authinfo *, void *),
  38              void *callback_arg)
  39 {
  40         const char *user, *pass;
  41
  42         if (strcmp(authtype, AUTHTYPE_LOGIN) ||
  43                 (user=strtok(authdata, "\n")) == 0 ||
  44                 (pass=strtok(0, "\n")) == 0)
  45         {
  46                 errno=EPERM;
  47                 return (-1);
  48         }
  49
  50         return auth_sys_common(&auth_pwd_pre,
  51                                user,
  52                                pass,
  53                                service,
  54                                callback_func,
  55                                callback_arg);
  56 }
  57
  58 static void auth_pwd_cleanup()
  59 {
  60 #if     HAVE_ENDPWENT
  61
  62         endpwent();
  63 #endif
  64 }
  65
  66 static struct authstaticinfo authpwd_info={
  67         "authpwd",
  68         auth_pwd,
  69         auth_pwd_pre,
  70         auth_pwd_cleanup,
  71         auth_syspasswd,
  72         auth_pwd_cleanup,
  73         auth_pwd_enumerate,
  74 } ;
  75
  76
  77 struct authstaticinfo *courier_authpwd_init()
  78 {
  79         return &authpwd_info;
  80 }