source: mainline/uspace/srv/fs/ext2fs/ext2fs.c@ 4979403

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 4979403 was 4979403, checked in by Jakub Jermar <jakub@…>, 14 years ago

Allow more instances of the same FS to be used.
(Thanks to Maurizio Lombardi.)

  • Property mode set to 100644
File size: 2.7 KB
Line 
1/*
2 * Copyright (c) 2006 Martin Decky
3 * Copyright (c) 2011 Martin Sucha
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * - Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * - Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * - The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30/** @addtogroup fs
31 * @{
32 */
33
34/**
35 * @file ext2.c
36 * @brief EXT2 file system driver for HelenOS.
37 */
38
39#include "ext2fs.h"
40#include <ipc/services.h>
41#include <ns.h>
42#include <async.h>
43#include <errno.h>
44#include <unistd.h>
45#include <task.h>
46#include <stdio.h>
47#include <libfs.h>
48#include "../../vfs/vfs.h"
49
50#define NAME "ext2fs"
51
52vfs_info_t ext2fs_vfs_info = {
53 .name = NAME,
54 .instance = 0,
55};
56
57int main(int argc, char **argv)
58{
59 printf(NAME ": HelenOS EXT2 file system server\n");
60
61 if (argc == 3) {
62 if (!str_cmp(argv[1], "--instance"))
63 ext2fs_vfs_info.instance = strtol(argv[2], NULL, 10);
64 else {
65 printf(NAME " Unrecognized parameters");
66 return -1;
67 }
68 }
69
70 async_sess_t *vfs_sess = service_connect_blocking(EXCHANGE_SERIALIZE,
71 SERVICE_VFS, 0, 0);
72 if (!vfs_sess) {
73 printf(NAME ": failed to connect to VFS\n");
74 return -1;
75 }
76
77 int rc = ext2fs_global_init();
78 if (rc != EOK) {
79 printf(NAME ": Failed global initialization\n");
80 return 1;
81 }
82
83 rc = fs_register(vfs_sess, &ext2fs_vfs_info, &ext2fs_ops,
84 &ext2fs_libfs_ops);
85 if (rc != EOK) {
86 fprintf(stdout, NAME ": Failed to register fs (%d)\n", rc);
87 return 1;
88 }
89
90 printf(NAME ": Accepting connections\n");
91 task_retval(0);
92 async_manager();
93 /* not reached */
94 return 0;
95}
96
97/**
98 * @}
99 */
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