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  1. /*
  2.  * Copyright (c) 2008 Jakub Jermar
  3.  * All rights reserved.
  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.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - 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.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. #include <errno.h>
  30. #include <stdio.h>
  31. #include <stdlib.h>
  32. #include <string.h>
  33. #include <sys/types.h>
  34. #include <vfs.h>
  35. #include <unistd.h>
  36. #include <fcntl.h>
  37. #include <dirent.h>
  38. #include "../tester.h"
  39.  
  40. char *test_vfs1(bool quiet)
  41. {
  42.     if (mount("tmpfs", "/", "nulldev0") != EOK)
  43.         return "Mount failed.\n";
  44.  
  45.  
  46.     DIR *dirp;
  47.     struct dirent *dp;
  48.  
  49.     dirp = opendir("/");
  50.     if (!dirp)
  51.         return "opendir() failed.";
  52.     while ((dp = readdir(dirp)))
  53.         printf("Discovered %s\n", dp->d_name);
  54.     closedir(dirp);
  55.  
  56.     int fd1 = open("/dir1/file1", 0);
  57.     int fd2 = open("/dir2/file2", 0);
  58.  
  59.     if (fd1 < 0)
  60.         return "open() failed.\n";
  61.     if (fd2 < 0)
  62.         return "open() failed.\n";
  63.  
  64.     if (!quiet)
  65.         printf("Opened file descriptors %d and %d.\n", fd1, fd2);
  66.  
  67.     char buf[10];
  68.  
  69.     ssize_t cnt = read(fd1, buf, sizeof(buf));
  70.     if (cnt < 0)
  71.         return "read() failed.\n";
  72.  
  73.     if (!quiet)
  74.         printf("Read %d bytes: %.*s\n", cnt, cnt, buf);
  75.  
  76.     return NULL;
  77. }
  78.  
  79.