1  /*
       2   * Copyright (c) 2008 Thorsten Kukuk <kukuk@suse.de>
       3   * Copyright (c) 2013 Red Hat, Inc.
       4   *
       5   * Redistribution and use in source and binary forms, with or without
       6   * modification, are permitted provided that the following conditions
       7   * are met:
       8   * 1. Redistributions of source code must retain the above copyright
       9   *    notice, and the entire permission notice in its entirety,
      10   *    including the disclaimer of warranties.
      11   * 2. Redistributions in binary form must reproduce the above copyright
      12   *    notice, this list of conditions and the following disclaimer in the
      13   *    documentation and/or other materials provided with the distribution.
      14   * 3. The name of the author may not be used to endorse or promote
      15   *    products derived from this software without specific prior
      16   *    written permission.
      17   *
      18   * ALTERNATIVELY, this product may be distributed under the terms of
      19   * the GNU Public License, in which case the provisions of the GPL are
      20   * required INSTEAD OF the above restrictions.  (This clause is
      21   * necessary due to a potential bad interaction between the GPL and
      22   * the restrictions contained in a BSD-style copyright.)
      23   *
      24   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
      25   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
      26   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
      27   * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
      28   * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
      29   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
      30   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
      31   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
      32   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
      33   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
      34   * OF THE POSSIBILITY OF SUCH DAMAGE.
      35   */
      36  
      37  #ifndef __OPASSWD_H__
      38  #define __OPASSWD_H__
      39  
      40  #define PAM_PWHISTORY_RUN_HELPER PAM_CRED_INSUFFICIENT
      41  
      42  #ifdef WITH_SELINUX
      43  #include <selinux/selinux.h>
      44  #define SELINUX_ENABLED (is_selinux_enabled()>0)
      45  #else
      46  #define SELINUX_ENABLED 0
      47  #endif
      48  
      49  #ifdef HELPER_COMPILE
      50  #define PAMH_ARG_DECL(fname, ...) fname(__VA_ARGS__)
      51  #else
      52  #define PAMH_ARG_DECL(fname, ...) fname(pam_handle_t *pamh, __VA_ARGS__)
      53  #endif
      54  
      55  #ifdef HELPER_COMPILE
      56  void
      57  helper_log_err(int err, const char *format, ...);
      58  #endif
      59  
      60  PAMH_ARG_DECL(int check_old_pass, const char *user, const char *newpass,
      61                const char *filename, int debug);
      62  
      63  PAMH_ARG_DECL(int save_old_pass, const char *user, int howmany,
      64                const char *filename, int debug);
      65  
      66  #endif /* __OPASSWD_H__ */