1  /* Initialization in nss_files module.
       2     Copyright (C) 2011-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #ifdef USE_NSCD
      20  
      21  #include <string.h>
      22  #include <nscd/nscd.h>
      23  #include <nss.h>
      24  #include <nss_files.h>
      25  
      26  static void
      27  register_file (void (*cb) (size_t, struct traced_file *),
      28                 int db, const char *path, int crinit)
      29  {
      30    size_t pathlen = strlen (path) + 1;
      31    struct traced_file *file = malloc (sizeof (struct traced_file) + pathlen);
      32    /* Do not register anything on memory allocation failure.  nscd will
      33       fail soon anyway.  */
      34    if (file != NULL)
      35      {
      36        init_traced_file (file, path, crinit);
      37        cb (db, file);
      38      }
      39  }
      40  
      41  void
      42  _nss_files_init (void (*cb) (size_t, struct traced_file *))
      43  {
      44    register_file (cb, pwddb, "/etc/passwd", 0);
      45    register_file (cb, grpdb, "/etc/group", 0);
      46    register_file (cb, hstdb, "/etc/hosts", 0);
      47    register_file (cb, hstdb, "/etc/resolv.conf", 1);
      48    register_file (cb, servdb, "/etc/services", 0);
      49    register_file (cb, netgrdb, "/etc/netgroup", 0);
      50  }
      51  libc_hidden_def (_nss_files_init)
      52  
      53  #endif