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dc8bf1d248
From Sergey Matveychuk <sem@ciam.ru>: * stage2/size_test: Added a check for ufs2_stage1_5. * stage2/shared.h (STAGE2_ID_UFS2_STAGE1_5): New macro. [FSYS_UFS2] (STAGE2_ID): Set to STAGE2_ID_UFS2_STAGE1_5. * stage2/filesys.h (FSYS_UFS2_NUM): New macro. [FSYS_UFS2] (ufs2_mount): New prototype. [FSYS_UFS2] (ufs2_read): Likewise. [FSYS_UFS2] (ufs2_dir): Likewise. [FSYS_UFS2] (ufs2_embed): Likewise. (NUM_FSYS): Added FSYS_UFS2_NUM. * stage2/disk_io.c (fsys_table): Added an ufs2 entry. * stage2/builtins.c (setup_func): Added ufs2 into the STAGE1_5_MAP. * stage2/Makefile.am (libgrub_a_SOURCES): Added fsys_ufs2.c. (libgrub_a_CFLAGS): Added -DFSYS_UFS2=1. (pkgdata_DATA): Added ufs2_stage1_5. (noinst_PROGRAMS): Added ufs2_stage1_5.exec. (ufs2_stage1_5_exec_SOURCES): New variable. (ufs2_stage1_5_exec_CFLAGS): Likewise. (ufs2_stage1_5_exec_CCASFLAGS): Likewise. (ufs2_stage1_5_exec_LDFLAGS): Likewise. * grub/Makefile.am (AM_CPPFLAGS): Added -DFSYS_ISO9660=1, -DFSYS_JFS=1, -DFSYS_REISERFS=1, -DFSYS_UFS2=1, -DFSYS_VSTAFS=1, -DFSYS_XFS=1, and -DUSE_MD5_PASSWORDS=1. * configure.ac (--disable-ufs2): New option. * stage2/fsys_ufs2.c: New file. * stage2/ufs2.h: Likewise.
166 lines
4.1 KiB
C
166 lines
4.1 KiB
C
/* filesys.h - abstract filesystem interface */
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 1999,2000,2001,2004 Free Software Foundation, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "pc_slice.h"
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#ifdef FSYS_FFS
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#define FSYS_FFS_NUM 1
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int ffs_mount (void);
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int ffs_read (char *buf, int len);
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int ffs_dir (char *dirname);
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int ffs_embed (int *start_sector, int needed_sectors);
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#else
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#define FSYS_FFS_NUM 0
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#endif
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#ifdef FSYS_UFS2
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#define FSYS_UFS2_NUM 1
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int ufs2_mount (void);
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int ufs2_read (char *buf, int len);
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int ufs2_dir (char *dirname);
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int ufs2_embed (int *start_sector, int needed_sectors);
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#else
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#define FSYS_UFS2_NUM 0
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#endif
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#ifdef FSYS_FAT
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#define FSYS_FAT_NUM 1
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int fat_mount (void);
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int fat_read (char *buf, int len);
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int fat_dir (char *dirname);
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#else
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#define FSYS_FAT_NUM 0
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#endif
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#ifdef FSYS_EXT2FS
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#define FSYS_EXT2FS_NUM 1
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int ext2fs_mount (void);
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int ext2fs_read (char *buf, int len);
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int ext2fs_dir (char *dirname);
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#else
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#define FSYS_EXT2FS_NUM 0
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#endif
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#ifdef FSYS_MINIX
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#define FSYS_MINIX_NUM 1
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int minix_mount (void);
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int minix_read (char *buf, int len);
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int minix_dir (char *dirname);
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#else
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#define FSYS_MINIX_NUM 0
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#endif
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#ifdef FSYS_REISERFS
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#define FSYS_REISERFS_NUM 1
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int reiserfs_mount (void);
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int reiserfs_read (char *buf, int len);
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int reiserfs_dir (char *dirname);
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int reiserfs_embed (int *start_sector, int needed_sectors);
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#else
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#define FSYS_REISERFS_NUM 0
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#endif
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#ifdef FSYS_VSTAFS
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#define FSYS_VSTAFS_NUM 1
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int vstafs_mount (void);
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int vstafs_read (char *buf, int len);
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int vstafs_dir (char *dirname);
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#else
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#define FSYS_VSTAFS_NUM 0
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#endif
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#ifdef FSYS_JFS
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#define FSYS_JFS_NUM 1
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int jfs_mount (void);
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int jfs_read (char *buf, int len);
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int jfs_dir (char *dirname);
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int jfs_embed (int *start_sector, int needed_sectors);
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#else
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#define FSYS_JFS_NUM 0
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#endif
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#ifdef FSYS_XFS
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#define FSYS_XFS_NUM 1
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int xfs_mount (void);
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int xfs_read (char *buf, int len);
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int xfs_dir (char *dirname);
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#else
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#define FSYS_XFS_NUM 0
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#endif
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#ifdef FSYS_TFTP
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#define FSYS_TFTP_NUM 1
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int tftp_mount (void);
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int tftp_read (char *buf, int len);
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int tftp_dir (char *dirname);
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void tftp_close (void);
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#else
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#define FSYS_TFTP_NUM 0
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#endif
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#ifdef FSYS_ISO9660
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#define FSYS_ISO9660_NUM 1
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int iso9660_mount (void);
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int iso9660_read (char *buf, int len);
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int iso9660_dir (char *dirname);
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#else
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#define FSYS_ISO9660_NUM 0
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#endif
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#ifndef NUM_FSYS
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#define NUM_FSYS \
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(FSYS_FFS_NUM + FSYS_FAT_NUM + FSYS_EXT2FS_NUM + FSYS_MINIX_NUM \
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+ FSYS_REISERFS_NUM + FSYS_VSTAFS_NUM + FSYS_JFS_NUM + FSYS_XFS_NUM \
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+ FSYS_TFTP_NUM + FSYS_ISO9660_NUM + FSYS_UFS2_NUM)
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#endif
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/* defines for the block filesystem info area */
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#ifndef NO_BLOCK_FILES
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#define BLK_CUR_FILEPOS (*((int*)FSYS_BUF))
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#define BLK_CUR_BLKLIST (*((int*)(FSYS_BUF+4)))
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#define BLK_CUR_BLKNUM (*((int*)(FSYS_BUF+8)))
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#define BLK_MAX_ADDR (FSYS_BUF+0x7FF9)
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#define BLK_BLKSTART(l) (*((int*)l))
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#define BLK_BLKLENGTH(l) (*((int*)(l+4)))
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#define BLK_BLKLIST_START (FSYS_BUF+12)
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#define BLK_BLKLIST_INC_VAL 8
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#endif /* NO_BLOCK_FILES */
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/* this next part is pretty ugly, but it keeps it in one place! */
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struct fsys_entry
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{
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char *name;
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int (*mount_func) (void);
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int (*read_func) (char *buf, int len);
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int (*dir_func) (char *dirname);
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void (*close_func) (void);
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int (*embed_func) (int *start_sector, int needed_sectors);
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};
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#ifdef STAGE1_5
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# define print_possibilities 0
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#else
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extern int print_possibilities;
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#endif
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extern int fsmax;
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extern struct fsys_entry fsys_table[NUM_FSYS + 1];
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