vbatts/grub
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Initial revision

Browse source
This commit is contained in:
okuji 2002-12-27 08:53:07 +00:00
commit 6a161fa938
80 changed files with 23264 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

63
include/grub/fs.h Normal file
View file

@ -0,0 +1,63 @@
/* fs.h - filesystem manager */
/*
* PUPA -- Preliminary Universal Programming Architecture for GRUB
* Copyright (C) 2002 Yoshinori K. Okuji <okuji@enbug.org>
*
* PUPA 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 PUPA; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef PUPA_FS_HEADER
#define PUPA_FS_HEADER 1
#include <pupa/device.h>
#include <pupa/symbol.h>
#include <pupa/types.h>
/* Forward declaration is required, because of mutual reference. */
struct pupa_file;
/* Filesystem descriptor. */
struct pupa_fs
{
/* My name. */
const char *name;
/* Call HOOK with each file under DIR. */
pupa_err_t (*dir) (pupa_device_t device, const char *path,
int (*hook) (const char *filename, int dir));
/* Open a file named NAME and initialize FILE. */
pupa_err_t (*open) (struct pupa_file *file, const char *name);
/* Read LEN bytes data from FILE into BUF. */
pupa_ssize_t (*read) (struct pupa_file *file, char *buf, pupa_ssize_t len);
/* Close the file FILE. */
pupa_err_t (*close) (struct pupa_file *file);
/* The next filesystem. */
struct pupa_fs *next;
};
typedef struct pupa_fs *pupa_fs_t;
/* This is special, because block lists are not files in usual sense. */
extern struct pupa_fs pupa_fs_blocklist;
void EXPORT_FUNC(pupa_fs_register) (pupa_fs_t fs);
void EXPORT_FUNC(pupa_fs_unregister) (pupa_fs_t fs);
void EXPORT_FUNC(pupa_fs_iterate) (int (*hook) (const pupa_fs_t fs));
pupa_fs_t EXPORT_FUNC(pupa_fs_probe) (pupa_device_t device);
#endif /* ! PUPA_FS_HEADER */