source: rtems/cpukit/libmisc/shell/login_check.c @ 9a77af8

4.104.115
Last change on this file since 9a77af8 was 9a77af8, checked in by Ralf Corsepius <ralf.corsepius@…>, on Mar 26, 2010 at 5:18:43 PM

Add HAVE_CONFIG_H support to let files receive configure defines.

  • Property mode set to 100644
File size: 1.3 KB
Line 
1/**
2 * @file
3 *
4 * @brief Shell login check function.
5 */
6
7/*
8 * Copyright (c) 2009 embedded brains GmbH and others.
9 *
10 * embedded brains GmbH
11 * Obere Lagerstr. 30
12 * D-82178 Puchheim
13 * Germany
14 * <rtems@embedded-brains.de>
15 *
16 * Based on work from Chris Johns and Fernando Ruiz.
17 *
18 * Derived from file "cpukit/libmisc/shell/shell.c".
19 *
20 * The license and distribution terms for this file may be
21 * found in the file LICENSE in this distribution or at
22 * http://www.rtems.com/license/LICENSE.
23 */
24
25#ifdef HAVE_CONFIG_H
26#include "config.h"
27#endif
28
29#include <sys/types.h>
30#include <unistd.h>
31#include <pwd.h>
32
33#include <rtems/shell.h>
34#include <rtems/userenv.h>
35
36bool rtems_shell_login_check(
37  const char *user,
38  const char *passphrase
39)
40{
41  struct passwd *pw = getpwnam( user);
42
43  /* Valid user? */
44  if (pw != NULL && strcmp( pw->pw_passwd, "!") != 0) {
45    setuid( pw->pw_uid);
46    setgid( pw->pw_gid);
47    rtems_current_user_env->euid = 0;
48    rtems_current_user_env->egid = 0;
49    chown( rtems_current_shell_env->devname, pw->pw_uid, 0);
50    rtems_current_user_env->euid = pw->pw_uid;
51    rtems_current_user_env->egid = pw->pw_gid;
52    if (strcmp( pw->pw_passwd, "*") == 0) {
53      /* TODO: /etc/shadow */
54      return true;
55    } else {
56      /* TODO: crypt() */
57      return true;
58    }
59  }
60
61  return false;
62}
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