source: mainline/uspace/lib/c/include/vfs/vfs.h@ 09ab0a9a

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 09ab0a9a was 09ab0a9a, checked in by Jiri Svoboda <jiri@…>, 7 years ago

Fix vertical spacing with new Ccheck revision.
  • Property mode set to 100644
File size: 4.4 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/** @addtogroup libc
30 * @{
31 */
32/** @file
33 */
34
35#ifndef LIBC_VFS_H_
36#define LIBC_VFS_H_
37
38#include <stddef.h>
39#include <stdint.h>
40#include <ipc/vfs.h>
41#include <ipc/loc.h>
42#include <adt/list.h>
43#include <stdio.h>
44#include <async.h>
45#include <offset.h>
46
47#define VFS_MAX_OPEN_FILES 128
48
49enum vfs_change_state_type {
50 VFS_PASS_HANDLE
51};
52
53typedef enum {
54 KIND_FILE,
55 KIND_DIRECTORY,
56} vfs_file_kind_t;
57
58typedef struct {
59 fs_handle_t fs_handle;
60 service_id_t service_id;
61 fs_index_t index;
62 unsigned int lnkcnt;
63 bool is_file;
64 bool is_directory;
65 aoff64_t size;
66 service_id_t service;
67} vfs_stat_t;
68
69typedef struct {
70 char fs_name[FS_NAME_MAXLEN + 1];
71 uint32_t f_bsize; /* fundamental file system block size */
72 uint64_t f_blocks; /* total data blocks in file system */
73 uint64_t f_bfree; /* free blocks in fs */
74} vfs_statfs_t;
75
76/** List of file system types */
77typedef struct {
78 char **fstypes;
79 char *buf;
80 size_t size;
81} vfs_fstypes_t;
82
83extern errno_t vfs_fhandle(FILE *, int *);
84
85extern char *vfs_absolutize(const char *, size_t *);
86extern errno_t vfs_clone(int, int, bool, int *);
87extern errno_t vfs_cwd_get(char *path, size_t);
88extern errno_t vfs_cwd_set(const char *path);
89extern async_exch_t *vfs_exchange_begin(void);
90extern void vfs_exchange_end(async_exch_t *);
91extern errno_t vfs_fsprobe(const char *, service_id_t, vfs_fs_probe_info_t *);
92extern errno_t vfs_fstypes(vfs_fstypes_t *);
93extern void vfs_fstypes_free(vfs_fstypes_t *);
94extern errno_t vfs_link(int, const char *, vfs_file_kind_t, int *);
95extern errno_t vfs_link_path(const char *, vfs_file_kind_t, int *);
96extern errno_t vfs_lookup(const char *, int, int *);
97extern errno_t vfs_lookup_open(const char *, int, int, int *);
98extern errno_t vfs_mount_path(const char *, const char *, const char *,
99 const char *, unsigned int, unsigned int);
100extern errno_t vfs_mount(int, const char *, service_id_t, const char *, unsigned,
101 unsigned, int *);
102extern errno_t vfs_open(int, int);
103extern errno_t vfs_pass_handle(async_exch_t *, int, async_exch_t *);
104extern errno_t vfs_put(int);
105extern errno_t vfs_read(int, aoff64_t *, void *, size_t, size_t *);
106extern errno_t vfs_read_short(int, aoff64_t, void *, size_t, ssize_t *);
107extern errno_t vfs_receive_handle(bool, int *);
108extern errno_t vfs_rename_path(const char *, const char *);
109extern errno_t vfs_resize(int, aoff64_t);
110extern int vfs_root(void);
111extern errno_t vfs_root_set(int);
112extern errno_t vfs_stat(int, vfs_stat_t *);
113extern errno_t vfs_stat_path(const char *, vfs_stat_t *);
114extern errno_t vfs_statfs(int, vfs_statfs_t *);
115extern errno_t vfs_statfs_path(const char *, vfs_statfs_t *);
116extern errno_t vfs_sync(int);
117extern errno_t vfs_unlink(int, const char *, int);
118extern errno_t vfs_unlink_path(const char *);
119extern errno_t vfs_unmount(int);
120extern errno_t vfs_unmount_path(const char *);
121extern errno_t vfs_walk(int, const char *, int, int *);
122extern errno_t vfs_write(int, aoff64_t *, const void *, size_t, size_t *);
123extern errno_t vfs_write_short(int, aoff64_t, const void *, size_t, ssize_t *);
124
125#endif
126
127/** @}
128 */
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