dist/openpam/lib/openpam_static.c

   1 /*-
   2  * Copyright (c) 2002-2003 Networks Associates Technology, Inc.
   3  * Copyright (c) 2004-2007 Dag-Erling Smørgrav
   4  * All rights reserved.
   5  *
   6  * This software was developed for the FreeBSD Project by ThinkSec AS and
   7  * Network Associates Laboratories, the Security Research Division of
   8  * Network Associates, Inc.  under DARPA/SPAWAR contract N66001-01-C-8035
   9  * ("CBOSS"), as part of the DARPA CHATS research program.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  * 3. The name of the author may not be used to endorse or promote
  20  *    products derived from this software without specific prior written
  21  *    permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  *
  35  * $Id: openpam_static.c,v 1.3 2008/01/27 01:22:59 christos Exp $
  36  */
  37
  38 #include <string.h>
  39
  40 #include <security/pam_appl.h>
  41
  42 #include "openpam_impl.h"
  43
  44 #ifdef OPENPAM_STATIC_MODULES
  45
  46 #if defined(__FreeBSD__)
  47 SET_DECLARE(_openpam_static_modules, pam_module_t);
  48 #elif defined(__NetBSD__)
  49 __link_set_decl(_openpam_static_modules, pam_module_t);
  50 #endif
  51
  52 /*
  53  * OpenPAM internal
  54  *
  55  * Locate a statically linked module
  56  */
  57
  58 pam_module_t *
  59 openpam_static(const char *path)
  60 {
  61 #if defined(__FreeBSD__)
  62         pam_module_t **module;
  63
  64         SET_FOREACH(module, _openpam_static_modules) {
  65                 if (strcmp((*module)->path, path) == 0)
  66                         return (*module);
  67         }
  68 #elif defined(__NetBSD__)
  69         pam_module_t * const *module;
  70
  71         __link_set_foreach(module, _openpam_static_modules) {
  72                 if (strcmp((*module)->path, path) == 0)
  73                         return (*module);
  74         }
  75 #endif
  76         return (NULL);
  77 }
  78
  79 #endif /* OPENPAM_STATIC_MODULES */
  80
  81 /*
  82  * NOPARSE
  83  */