| d9898ee8 |
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 | #include "auth.h" |
| 15 | #include "courierauthdebug.h" |
| 16 | |
| 17 | #if HAVE_SHADOW_H |
| 18 | #include <shadow.h> |
| 19 | #endif |
| 20 | |
| 21 | static const char rcsid[]="$Id: preauthpam.c,v 1.12 2005/02/20 04:41:20 mrsam Exp $"; |
| 22 | |
| 23 | int auth_pam_pre(const char *userid, const char *service, |
| 24 | int (*callback)(struct authinfo *, void *), |
| 25 | void *arg) |
| 26 | { |
| 27 | struct authinfo auth; |
| 28 | struct passwd *pw; |
| 29 | #if HAVE_GETSPENT |
| 30 | struct spwd *spw; |
| 31 | #endif |
| 32 | |
| 33 | memset(&auth, 0, sizeof(auth)); |
| 34 | |
| 35 | if ((pw=getpwnam(userid)) == 0) |
| 36 | { |
| 37 | if (errno == ENOMEM) return (1); |
| 38 | DPRINTF("authpam: username '%s' not found in password file", userid); |
| 39 | errno=EPERM; |
| 40 | return (-1); |
| 41 | } |
| 42 | |
| 43 | auth.sysusername=userid; |
| 44 | auth.sysgroupid=pw->pw_gid; |
| 45 | auth.homedir=pw->pw_dir; |
| 46 | auth.address=userid; |
| 47 | auth.fullname=pw->pw_gecos; |
| 48 | auth.passwd=pw->pw_passwd; |
| 49 | |
| 50 | #if HAVE_GETSPENT |
| 51 | if ((spw=getspnam(userid)) != 0) |
| 52 | auth.passwd=spw->sp_pwdp; |
| 53 | #endif |
| 54 | courier_authdebug_authinfo("DEBUG: authpam: ", &auth, 0, pw->pw_passwd); |
| 55 | |
| 56 | return ((*callback)(&auth, arg)); |
| 57 | } |
HCoop / hcoop / debian / courier-authlib.git / blame