source: mainline/uspace/app/tester/vfs/vfs1.c@ cad9c72

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since cad9c72 was 449c246, checked in by Jakub Jermar <jakub@…>, 18 years ago

Add libc VFS wrapper for VFS_WRITE. Fix a small bug in read(). Place open(),
read() and write() declarations in their respective headers according to SUSv3.

  • Property mode set to 100644
File size: 2.1 KB
Line 
1/*
2 * Copyright (c) 2007 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 "../tester.h"
38
39char *test_vfs1(bool quiet)
40{
41 if (mount("tmpfs", "/", "nulldev0") != EOK)
42 return "Mount failed.\n";
43 int fd1 = open("/dir1/file1", 0);
44 int fd2 = open("/dir2/file2", 0);
45
46 if (fd1 < 0)
47 return "Open failed.\n";
48 if (fd2 < 0)
49 return "Open failed.\n";
50
51 if (!quiet)
52 printf("Opened file descriptors %d and %d.\n", fd1, fd2);
53
54 char buf[10];
55
56 ssize_t cnt = read(fd1, buf, sizeof(buf));
57 if (cnt < 0)
58 return "Read failed.\n";
59
60 if (!quiet)
61 printf("Read %d bytes: %.*s\n", cnt, cnt, buf);
62
63 return NULL;
64}
65
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