1N/A/*
1N/A affs.c -- parted support for affs file systems
1N/A Copyright (C) 1998-2000, 2007, 2009-2010 Free Software Foundation,
1N/A Inc.
1N/A
1N/A This program is free software; you can redistribute it and/or modify
1N/A it under the terms of the GNU General Public License as published by
1N/A the Free Software Foundation; either version 3 of the License, or
1N/A (at your option) any later version.
1N/A
1N/A This program is distributed in the hope that it will be useful,
1N/A but WITHOUT ANY WARRANTY; without even the implied warranty of
1N/A MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
1N/A GNU General Public License for more details.
1N/A
1N/A You should have received a copy of the GNU General Public License
1N/A along with this program. If not, see <http://www.gnu.org/licenses/>.
1N/A*/
1N/A
1N/A#include <config.h>
1N/A
1N/A#include <parted/parted.h>
1N/A#include <parted/debug.h>
1N/A#include <parted/endian.h>
1N/A
1N/A#include "amiga.h"
1N/A#include "affs.h"
1N/A
1N/A#if ENABLE_NLS
1N/A# include <libintl.h>
1N/A# define _(String) dgettext (PACKAGE, String)
1N/A#else
1N/A# define _(String) (String)
1N/A#endif /* ENABLE_NLS */
1N/A
1N/Astatic int
1N/A_affs_probe_root (uint32_t *block, int blocksize) {
1N/A int i;
1N/A uint32_t sum;
1N/A
1N/A if (PED_BE32_TO_CPU (block[0]) != 2) return 0;
1N/A if (PED_BE32_TO_CPU (block[128*blocksize-1]) != 1) return 0;
1N/A for (i = 0, sum = 0; i < 128*blocksize; i++)
1N/A sum += PED_BE32_TO_CPU (block[i]);
1N/A if (sum) return 0;
1N/A return 1;
1N/A}
1N/A
1N/Astatic PedGeometry*
1N/A_generic_affs_probe (PedGeometry* geom, uint32_t kind)
1N/A{
1N/A uint32_t *block;
1N/A PedSector root, len, pos;
1N/A struct PartitionBlock * part;
1N/A int blocksize = 1, reserved = 2, prealloc = 0;
1N/A
1N/A PED_ASSERT (geom != NULL, return NULL);
1N/A PED_ASSERT (geom->dev != NULL, return NULL);
1N/A
1N/A /* Finds the blocksize, prealloc and reserved values of the partition block */
1N/A if (!(part = ped_malloc (PED_SECTOR_SIZE_DEFAULT*blocksize))) {
1N/A ped_exception_throw(PED_EXCEPTION_ERROR, PED_EXCEPTION_CANCEL,
1N/A _("%s : Failed to allocate partition block\n"), __func__);
1N/A goto error_part;
1N/A }
1N/A if (amiga_find_part(geom, part) != NULL) {
1N/A prealloc = PED_BE32_TO_CPU (part->de_PreAlloc);
1N/A reserved = PED_BE32_TO_CPU (part->de_Reserved);
1N/A reserved = reserved == 0 ? 1 : reserved;
1N/A blocksize = PED_BE32_TO_CPU (part->de_SizeBlock)
1N/A * PED_BE32_TO_CPU (part->de_SectorPerBlock) / 128;
1N/A }
1N/A free (part);
1N/A
1N/A /* Test boot block */
1N/A if (!(block = ped_malloc (PED_SECTOR_SIZE_DEFAULT*blocksize))) {
1N/A ped_exception_throw(PED_EXCEPTION_ERROR, PED_EXCEPTION_CANCEL,
1N/A _("%s : Failed to allocate block\n"), __func__);
1N/A goto error_block;
1N/A }
1N/A if (!ped_device_read (geom->dev, block, geom->start, blocksize)) {
1N/A ped_exception_throw(PED_EXCEPTION_ERROR, PED_EXCEPTION_CANCEL,
1N/A _("%s : Couldn't read boot block %llu\n"), __func__, geom->start);
1N/A goto error;
1N/A }
1N/A if (PED_BE32_TO_CPU (block[0]) != kind) {
1N/A goto error;
1N/A }
1N/A
1N/A /* Find and test the root block */
1N/A len = geom->length / blocksize - reserved;
1N/A pos = (len - 1) / 2;
1N/A root = geom->start + (pos + reserved) * blocksize;
1N/A printf ("Pralloc = %d, Reserved = %d, blocksize = %d, root block at %llu\n",
1N/A prealloc, reserved, blocksize, root);
1N/A
1N/A if (!ped_device_read (geom->dev, block, root, blocksize)) {
1N/A ped_exception_throw(PED_EXCEPTION_ERROR, PED_EXCEPTION_CANCEL,
1N/A _("%s : Couldn't read root block %llu\n"), __func__, root);
1N/A goto error;
1N/A }
1N/A if (_affs_probe_root(block, blocksize) == 1) {
1N/A free (block);
1N/A return ped_geometry_duplicate (geom);
1N/A }
1N/A
1N/Aerror:
1N/A free (block);
1N/Aerror_block:
1N/Aerror_part:
1N/A return NULL;
1N/A}
1N/Astatic PedGeometry*
1N/A_affs0_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x444f5300);
1N/A}
1N/Astatic PedGeometry*
1N/A_affs1_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x444f5301);
1N/A}
1N/Astatic PedGeometry*
1N/A_affs2_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x444f5302);
1N/A}
1N/Astatic PedGeometry*
1N/A_affs3_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x444f5303);
1N/A}
1N/Astatic PedGeometry*
1N/A_affs4_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x444f5304);
1N/A}
1N/Astatic PedGeometry*
1N/A_affs5_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x444f5305);
1N/A}
1N/Astatic PedGeometry*
1N/A_affs6_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x444f5306);
1N/A}
1N/Astatic PedGeometry*
1N/A_affs7_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x444f5307);
1N/A}
1N/Astatic PedGeometry*
1N/A_amufs_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x6d754653);
1N/A}
1N/Astatic PedGeometry*
1N/A_amufs0_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x6d754600);
1N/A}
1N/Astatic PedGeometry*
1N/A_amufs1_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x6d754601);
1N/A}
1N/Astatic PedGeometry*
1N/A_amufs2_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x6d754602);
1N/A}
1N/Astatic PedGeometry*
1N/A_amufs3_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x6d754603);
1N/A}
1N/Astatic PedGeometry*
1N/A_amufs4_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x6d754604);
1N/A}
1N/Astatic PedGeometry*
1N/A_amufs5_probe (PedGeometry* geom) {
1N/A return _generic_affs_probe (geom, 0x6d754605);
1N/A}
1N/A
1N/Astatic PedFileSystemOps _affs0_ops = {
1N/A .probe = _affs0_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _affs1_ops = {
1N/A .probe = _affs1_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _affs2_ops = {
1N/A .probe = _affs2_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _affs3_ops = {
1N/A .probe = _affs3_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _affs4_ops = {
1N/A .probe = _affs4_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _affs5_ops = {
1N/A .probe = _affs5_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _affs6_ops = {
1N/A .probe = _affs6_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _affs7_ops = {
1N/A .probe = _affs7_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _amufs_ops = {
1N/A .probe = _amufs_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _amufs0_ops = {
1N/A .probe = _amufs0_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _amufs1_ops = {
1N/A .probe = _amufs1_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _amufs2_ops = {
1N/A .probe = _amufs2_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _amufs3_ops = {
1N/A .probe = _amufs3_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _amufs4_ops = {
1N/A .probe = _amufs4_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/Astatic PedFileSystemOps _amufs5_ops = {
1N/A .probe = _amufs5_probe,
1N/A .clobber = NULL,
1N/A .open = NULL,
1N/A .create = NULL,
1N/A .close = NULL,
1N/A .check = NULL,
1N/A .resize = NULL,
1N/A .copy = NULL,
1N/A .get_create_constraint = NULL,
1N/A .get_copy_constraint = NULL,
1N/A .get_resize_constraint = NULL
1N/A};
1N/A
1N/A#define AFFS_BLOCK_SIZES ((int[5]){512, 1024, 2048, 4096, 0})
1N/A#define AMUFS_BLOCK_SIZES ((int[2]){512, 0})
1N/A
1N/A
1N/APedFileSystemType _affs0_type = {
1N/A .next = NULL,
1N/A .ops = &_affs0_ops,
1N/A .name = "affs0",
1N/A .block_sizes = AFFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _affs1_type = {
1N/A .next = NULL,
1N/A .ops = &_affs1_ops,
1N/A .name = "affs1",
1N/A .block_sizes = AFFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _affs2_type = {
1N/A .next = NULL,
1N/A .ops = &_affs2_ops,
1N/A .name = "affs2",
1N/A .block_sizes = AFFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _affs3_type = {
1N/A .next = NULL,
1N/A .ops = &_affs3_ops,
1N/A .name = "affs3",
1N/A .block_sizes = AFFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _affs4_type = {
1N/A .next = NULL,
1N/A .ops = &_affs4_ops,
1N/A .name = "affs4",
1N/A .block_sizes = AFFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _affs5_type = {
1N/A .next = NULL,
1N/A .ops = &_affs5_ops,
1N/A .name = "affs5",
1N/A .block_sizes = AFFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _affs6_type = {
1N/A .next = NULL,
1N/A .ops = &_affs6_ops,
1N/A .name = "affs6",
1N/A .block_sizes = AFFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _affs7_type = {
1N/A .next = NULL,
1N/A .ops = &_affs7_ops,
1N/A .name = "affs7",
1N/A .block_sizes = AFFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _amufs_type = {
1N/A .next = NULL,
1N/A .ops = &_amufs_ops,
1N/A .name = "amufs",
1N/A .block_sizes = AMUFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _amufs0_type = {
1N/A .next = NULL,
1N/A .ops = &_amufs0_ops,
1N/A .name = "amufs0",
1N/A .block_sizes = AMUFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _amufs1_type = {
1N/A .next = NULL,
1N/A .ops = &_amufs1_ops,
1N/A .name = "amufs1",
1N/A .block_sizes = AMUFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _amufs2_type = {
1N/A .next = NULL,
1N/A .ops = &_amufs2_ops,
1N/A .name = "amufs2",
1N/A .block_sizes = AMUFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _amufs3_type = {
1N/A .next = NULL,
1N/A .ops = &_amufs3_ops,
1N/A .name = "amufs3",
1N/A .block_sizes = AMUFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _amufs4_type = {
1N/A .next = NULL,
1N/A .ops = &_amufs4_ops,
1N/A .name = "amufs4",
1N/A .block_sizes = AMUFS_BLOCK_SIZES
1N/A};
1N/APedFileSystemType _amufs5_type = {
1N/A .next = NULL,
1N/A .ops = &_amufs5_ops,
1N/A .name = "amufs5",
1N/A .block_sizes = AMUFS_BLOCK_SIZES
1N/A};