nss/nss_files/files-init.c

   1 /* Initialization in nss_files module.
   2    Copyright (C) 2011-2014 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    <http://www.gnu.org/licenses/>.  */
  18
  19 #ifdef USE_NSCD
  20
  21 #include <string.h>
  22 #include <nscd/nscd.h>
  23
  24
  25 #define TF(id, filename, ...)                                   \
  26 static union                                                    \
  27 {                                                               \
  28   struct traced_file file;                                      \
  29   char buf[sizeof (struct traced_file) + sizeof (filename)];    \
  30 } id##_traced_file =                                            \
  31   {                                                             \
  32     .file =                                                     \
  33     {                                                           \
  34       __VA_ARGS__                                               \
  35     }                                                           \
  36   }
  37
  38 TF (pwd, "/etc/passwd");
  39 TF (grp, "/etc/group");
  40 TF (hst, "/etc/hosts");
  41 TF (resolv, "/etc/resolv.conf", .call_res_init = 1);
  42 TF (serv, "/etc/services");
  43 TF (netgr, "/etc/netgroup");
  44
  45
  46 void
  47 _nss_files_init (void (*cb) (size_t, struct traced_file *))
  48 {
  49   strcpy (pwd_traced_file.file.fname, "/etc/passwd");
  50   cb (pwddb, &pwd_traced_file.file);
  51
  52   strcpy (grp_traced_file.file.fname, "/etc/group");
  53   cb (grpdb, &grp_traced_file.file);
  54
  55   strcpy (hst_traced_file.file.fname, "/etc/hosts");
  56   cb (hstdb, &hst_traced_file.file);
  57
  58   strcpy (resolv_traced_file.file.fname, "/etc/resolv.conf");
  59   cb (hstdb, &resolv_traced_file.file);
  60
  61   strcpy (serv_traced_file.file.fname, "/etc/services");
  62   cb (servdb, &serv_traced_file.file);
  63
  64   strcpy (netgr_traced_file.file.fname, "/etc/netgroup");
  65   cb (netgrdb, &netgr_traced_file.file);
  66 }
  67
  68 #endif