cLK/lk/include/lib/fs.h
2011-11-06 23:17:49 +00:00

53 lines
1.8 KiB
C

/*
* Copyright (c) 2009 Travis Geiselbrecht
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files
* (the "Software"), to deal in the Software without restriction,
* including without limitation the rights to use, copy, modify, merge,
* publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef __LIB_FS_H
#define __LIB_FS_H
void fs_init(void);
struct file_stat {
bool is_dir;
off_t size;
};
typedef void *filecookie;
typedef void *fscookie;
int fs_mount(const char *path, const char *device);
int fs_unmount(const char *path);
/* file api */
int fs_open_file(const char *path, filecookie *fcookie);
int fs_read_file(filecookie fcookie, void *buf, off_t offset, size_t len);
int fs_close_file(filecookie fcookie);
int fs_stat_file(filecookie fcookie, struct file_stat *);
/* convenience routines */
ssize_t fs_load_file(const char *path, void *ptr, size_t maxlen);
/* walk through a path string, removing duplicate path seperators, flattening . and .. references */
void fs_normalize_path(char *path);
#endif