preauthpwd.c

   1 /*
   2 ** Copyright 1998 - 1999 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        "courierauthdebug.h"
  20
  21
  22 int auth_pwd_pre(const char *userid, const char *service,
  23                  int (*callback)(struct authinfo *, void *),
  24                  void *arg)
  25 {
  26 struct authinfo auth;
  27 struct passwd *pw;
  28
  29         memset(&auth, 0, sizeof(auth));
  30
  31         if ((pw=getpwnam(userid)) == 0)
  32         {
  33                 if (errno == ENOMEM)    return (1);
  34                 return (-1);
  35         }
  36
  37         auth.sysusername=userid;
  38         auth.sysgroupid=pw->pw_gid;
  39         auth.homedir=pw->pw_dir;
  40         auth.address=userid;
  41         auth.fullname=pw->pw_gecos;
  42         auth.passwd=pw->pw_passwd;
  43
  44         courier_authdebug_authinfo("DEBUG: authpwd: ", &auth, 0, pw->pw_passwd);
  45         return ((*callback)(&auth, arg));
  46 }