1  /* Test mntent interface with escaped sequences.
       2     Copyright (C) 2020-2023 Free Software Foundation, Inc.
       3  
       4     This file is part of the GNU C Library.
       5  
       6     The GNU C Library is free software; you can redistribute it and/or
       7     modify it under the terms of the GNU Lesser General Public
       8     License as published by the Free Software Foundation; either
       9     version 2.1 of the License, or (at your option) any later version.
      10  
      11     The GNU C Library is distributed in the hope that it will be useful,
      12     but WITHOUT ANY WARRANTY; without even the implied warranty of
      13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      14     Lesser General Public License for more details.
      15  
      16     You should have received a copy of the GNU Lesser General Public
      17     License along with the GNU C Library; if not, see
      18     <https://www.gnu.org/licenses/>.  */
      19  
      20  #include <mntent.h>
      21  #include <stdio.h>
      22  #include <string.h>
      23  #include <support/check.h>
      24  
      25  struct const_mntent
      26  {
      27    const char *mnt_fsname;
      28    const char *mnt_dir;
      29    const char *mnt_type;
      30    const char *mnt_opts;
      31    int mnt_freq;
      32    int mnt_passno;
      33    const char *expected;
      34  };
      35  
      36  struct const_mntent tests[] =
      37  {
      38      {"/dev/hda1", "/some dir", "ext2", "defaults", 1, 2,
      39       "/dev/hda1 /some\\040dir ext2 defaults 1 2\n"},
      40      {"device name", "/some dir", "tmpfs", "defaults", 1, 2,
      41       "device\\040name /some\\040dir tmpfs defaults 1 2\n"},
      42      {" ", "/some dir", "tmpfs", "defaults", 1, 2,
      43       "\\040 /some\\040dir tmpfs defaults 1 2\n"},
      44      {"\t", "/some dir", "tmpfs", "defaults", 1, 2,
      45       "\\011 /some\\040dir tmpfs defaults 1 2\n"},
      46      {"\\", "/some dir", "tmpfs", "defaults", 1, 2,
      47       "\\134 /some\\040dir tmpfs defaults 1 2\n"},
      48  };
      49  
      50  static int
      51  do_test (void)
      52  {
      53    for (int i = 0; i < sizeof (tests) / sizeof (struct const_mntent); i++)
      54      {
      55        char buf[128];
      56        struct mntent *ret, curtest;
      57        FILE *fp = fmemopen (buf, sizeof (buf), "w+");
      58  
      59        if (fp == NULL)
      60  	{
      61  	  printf ("Failed to open file\n");
      62  	  return 1;
      63  	}
      64  
      65        curtest.mnt_fsname = strdupa (tests[i].mnt_fsname);
      66        curtest.mnt_dir = strdupa (tests[i].mnt_dir);
      67        curtest.mnt_type = strdupa (tests[i].mnt_type);
      68        curtest.mnt_opts = strdupa (tests[i].mnt_opts);
      69        curtest.mnt_freq = tests[i].mnt_freq;
      70        curtest.mnt_passno = tests[i].mnt_passno;
      71  
      72        if (addmntent (fp, &curtest) != 0)
      73  	{
      74  	  support_record_failure ();
      75  	  continue;
      76  	}
      77  
      78        TEST_COMPARE_STRING (buf, tests[i].expected);
      79  
      80        rewind (fp);
      81        ret = getmntent (fp);
      82        if (ret == NULL)
      83  	{
      84  	  support_record_failure ();
      85  	  continue;
      86  	}
      87  
      88        TEST_COMPARE_STRING(tests[i].mnt_fsname, ret->mnt_fsname);
      89        TEST_COMPARE_STRING(tests[i].mnt_dir, ret->mnt_dir);
      90        TEST_COMPARE_STRING(tests[i].mnt_type, ret->mnt_type);
      91        TEST_COMPARE_STRING(tests[i].mnt_opts, ret->mnt_opts);
      92        TEST_COMPARE(tests[i].mnt_freq, ret->mnt_freq);
      93        TEST_COMPARE(tests[i].mnt_passno, ret->mnt_passno);
      94  
      95        fclose (fp);
      96      }
      97  
      98    return 0;
      99  }
     100  
     101  #include <support/test-driver.c>