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/*
* file.h - Filesystem related interfaces
*
* Copyright (C) 2001 Ethan Benson
*
* parse_device_path()
*
* Copyright (C) 2001 Colin Walters
*
* Copyright (C) 1999 Benjamin Herrenschmidt
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef FILE_H
#define FILE_H
#include "types.h"
#include "stddef.h"
#include "prom.h"
struct boot_file_t;
#include "fs.h"
#define FILE_MAX_PATH 1024
struct boot_fspec_t {
char* dev; /* OF device path */
int part; /* Partition number or -1 */
char* file; /* File path */
};
struct boot_file_t {
/* File access methods */
const struct fs_t *fs;
/* Filesystem private (to be broken once we have a
* better malloc'ator)
*/
int device_kind;
ihandle of_device;
ino_t inode;
__u64 pos;
unsigned char* buffer;
__u64 len;
// unsigned int dev_blk_size;
// unsigned int part_start;
// unsigned int part_count;
};
extern int
open_file(const struct boot_fspec_t* spec,
struct boot_file_t* file);
extern int
parse_device_path(char *imagepath, char *defdevice, int defpart,
char *deffile, struct boot_fspec_t *result);
#endif
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