grub/partmap/gpt.c

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/* gpt.c - Read GUID Partition Tables (GPT). */
/*
* GRUB -- GRand Unified Bootloader
2006-06-04 Yoshinori K. Okuji <okuji@enbug.org> Clean up the code to support 64-bit addressing in disks and files. This change is not enough for filesystems yet. * util/i386/pc/grub-setup.c (struct boot_blocklist): Change the type of "start" to grub_uint64_t. (setup): Change the types of KERNEL_SECTOR and FIRST_SECTOR to grub_disk_addr_t * and grub_disk_addr_t. Fix the format string in save_first_sector and save_blocklists. Use grub_le_to_cpu64 to convert addresses. * util/i386/pc/biosdisk.c (open_device): Change the type of SECTOR to grub_disk_addr_t. * partmap/gpt.c (gpt_partition_map_iterate): Fix the format string. * partmap/pc.c (pc_partition_map_iterate): Likewise. * partmap/amiga.c (amiga_partition_map_iterate): Cast RDSK.MAGIC to char *. * normal/script.c (grub_script_parse): Remove unused MEMFREE. * normal/parser.y (YYLTYPE_IS_TRIVIAL): New macro. * normal/lexer.c (grub_script_yyerror): Specify unused to LEX. * loader/i386/pc/multiboot.c (grub_multiboot_load_elf64): Cast -1 to grub_off_t, to detect an error from grub_file_seek. (grub_multiboot_load_elf32): Likewise. * kern/misc.c (grub_strtoul): Use grub_strtoull. Return the maximum unsigned long value when an overflow is detected. (grub_strtoull): New function. (grub_divmod64): Likewise. (grub_lltoa): use grub_divmod64. * kern/fs.c (struct grub_fs_block): Change the type of "offset" to grub_disk_addr_t. (grub_fs_blocklist_open): Increase P if P is not NULL to advance the pointer to next character. Use grub_strtoull instead of grub_strtoul. (grub_fs_blocklist_read): Change the types of SECTOR, OFFSET and SIZE to grub_disk_addr_t, grub_off_t and grub_size_t, respectively. * kern/file.c (grub_file_read): Prevent an oveflow of LEN, as the return value is signed. (grub_file_seek): Change the type of OLD to grub_off_t. Do not test if OFFSET is less than zero, as OFFSET is unsigned now. * kern/disk.c (struct grub_disk_cache): Change the type of "sector" to grub_disk_addr_t. (grub_disk_cache_get_index): Change the type of SECTOR to grub_disk_addr_t. Calculate the hash with SECTOR casted to unsigned after shifting. (grub_disk_cache_invalidate): Change the type of SECTOR to grub_disk_addr_t. (grub_disk_cache_unlock): Likewise. (grub_disk_cache_store): Likewise. (grub_disk_check_range): Change the types of SECTOR, OFFSET, SIZE, START and LEN to grub_disk_addr_t *, grub_off_t *, grub_size_t, grub_disk_addr_t and grub_uint64_t, respectively. (grub_disk_read): Use an unsigned variable REAL_OFFSET for the body, as the value of OFFSET is tweaked by grub_disk_check_range. Change the types of START_SECTOR, LEN and POS to grub_disk_addr_t, grub_size_t and grub_size_t, respectively. (grub_disk_write): Use an unsigned variable REAL_OFFSET for the body, as the value of OFFSET is tweaked by grub_disk_check_range. Change the types of LEN and N to grub_size_t. * io/gzio.c (struct grub_gzio): Change the types of "data_offset" and "saved_offset" to grub_off_t. (test_header): Cast BUF to char *. (get_byte): Cast GZIO->DATA_OFFSET to grub_off_t. Cast GZIO->INBUF to char *. (grub_gzio_read): Change the types of OFFSET and SIZE to grub_off_t and grub_size_t, respectively. * include/grub/i386/pc/boot.h (GRUB_BOOT_MACHINE_FORCE_LBA): Removed. (GRUB_BOOT_MACHINE_BOOT_DRIVE): Changed to 0x4c. (GRUB_BOOT_MACHINE_KERNEL_ADDRESS): Changed to 0x40. (GRUB_BOOT_MACHINE_KERNEL_SEGMENT): Changed to 0x42. (GRUB_BOOT_MACHINE_DRIVE_CHECK): Changed to 0x4e. (GRUB_BOOT_MACHINE_LIST_SIZE): Increased to 12. * include/grub/types.h (grub_off_t): Unconditionally set to grub_uint64_t. (grub_disk_addr_t): Changed to grub_uint64_t. * include/grub/partition.h (struct grub_partition): Change the types of "start", "len" and "offset" to grub_disk_addr_t, grub_uint64_t and grub_disk_addr_t, respectively. (grub_partition_get_start): Return grub_disk_addr_t. (grub_partition_get_len): Return grub_uint64_t. * include/grub/misc.h (grub_strtoull): New prototype. (grub_divmod64): Likewise. * include/grub/fshelp.h (grub_fshelp_read_file): Change the types of SECTOR, LEN and FILESIZE to grub_disk_addr_t, grub_size_t and grub_off_t, respectively. All callers and references changed. * include/grub/fs.h (struct grub_fs): Change the type of LEN to grub_size_t in "read". All callers and references changed. * include/grub/file.h (struct grub_file): Change the types of "offset" and "size" to grub_off_t and grub_off_t, respectively. Change the type of SECTOR to grub_disk_addr_t in "read_hook". (grub_file_read): Change the type of LEN to grub_size_t. (grub_file_seek): Return grub_off_t. Change the type of OFFSET to grub_off_t. (grub_file_size): Return grub_off_t. (grub_file_tell): Likewise. All callers and references changed. * include/grub/disk.h (struct grub_disk_dev): Change the types of SECTOR and SIZE to grub_disk_addr_t and grub_size_t in "read" and "write". (struct grub_disk): Change the type of "total_sectors" to grub_uint64_t. Change the type of SECTOR to grub_disk_addr_t in "read_hook". (grub_disk_read): Change the types of SECTOR, OFFSET and SIZE to grub_disk_addr_t, grub_off_t and grub_size_t, respectively. (grub_disk_write): Likewise. All callers and references changed. * fs/iso9660.c (grub_iso9660_susp_iterate): Cast parameters to char * for grub_strncmp to silence gcc. (grub_iso9660_mount): Likewise. (grub_iso9660_mount): Likewise. (grub_iso9660_read_symlink): Likewise. Also, remove the nonsense return statement. (grub_iso9660_iterate_dir): Likewise. (grub_iso9660_label): Cast DATA->VOLDESC.VOLNAME to char *. * fs/hfs.c (grub_hfs_read_file): Change the types of SECTOR and LEN to grub_disk_addr_t and grub_size_t, respectively. * fs/hfsplus.c (grub_hfsplus_read_file): Likewise. * fs/jfs.c (grub_jfs_read_file): Likewise. * fs/minix.c (grub_jfs_read_file): Likewise. * fs/sfs.c (grub_jfs_read_file): Likewise. * fs/ufs.c (grub_jfs_read_file): Likewise. * fs/xfs.c (grub_jfs_read_file): Likewise. * fs/fat.c (grub_fat_read_data): Change the types of SECTOR, LEN and SIZE to grub_disk_addr_t, grub_size_t and grub_size_t, respectively. * fs/ext2.c (grub_ext2_read_block): When an error happens, set BLKNR to -1 instead of returning GRUB_ERRNO. (grub_ext2_read_file): Change the types of SECTOR and LEN to grub_disk_addr_t and grub_size_t, respectively. * fs/affs.c (grub_affs_read_file): Change the types of SECTOR and LEN to grub_disk_addr_t and grub_size_t, respectively. * font/manager.c (grub_font_get_glyph): Cast BITMAP to char * for grub_file_read. * disk/ieee1275/ofdisk.c (grub_ofdisk_read): Fix the format string. Do not cast SECTOR explicitly. * disk/i386/pc/biosdisk.c (grub_biosdisk_open): Change the type of TOTAL_SECTORS to grub_uint64_t. Do not mask DRP->TOTAL_SECTORS. (grub_biosdisk_rw): Change the types of SECTOR and SIZE to grub_disk_addr_t and grub_size_t, respectively. If the sector is over 2TB and LBA mode is not supported, raise an error. (get_safe_sectors): New function. (grub_biosdisk_read): Use get_safe_sectors. (grub_biosdisk_write): Likewise. * disk/efi/efidisk.c (grub_efidisk_read): Fix the format string. (grub_efidisk_write): Likewise. * disk/loopback.c (delete_loopback): Cosmetic changes. (grub_cmd_loopback): Likewise. Also, test NEWDEV->FILENAME correctly. (grub_loopback_open): Likewise. (grub_loopback_read): Likewise. Also, change the type of POS to grub_off_t, and fix the usage of grub_memset. * commands/i386/pc/play.c: Include grub/machine/time.h. * commands/ls.c (grub_ls_list_files): Use "llu" instead of "d" to print FILE->SIZE. * commands/configfile.c: Include grub/env.h. * commands/cmp.c (grub_cmd_cmp): Do not use ERR, but use GRUB_ERRNO directly instead. Change the type of POS to grub_off_t. Follow the coding standard. * commands/blocklist.c: Include grub/partition.h. (grub_cmd_blocklist): Return an error if the underlying device is not a disk. Take the starting sector of a partition into account, if a partition is used. * boot/i386/pc/diskboot.S (bootloop): Adapted to the new offset of a length field. (lba_mode): Support 64-bit addresses. (chs_mode): Likewise. (copy_buffer): Adapted to the new offsets of a length field and a segment field. (blocklist_default_start): Allocate 64-bit space. * boot/i386/pc/boot.S (force_lba): Removed. (boot_drive): Moved to under KERNEL_SECTOR. (kernel_sector): Moved to under KENREL_SEGMENT. Allocate 64-bit space. (real_start): Set %si earlier. Remove code for FORCE_LBA, since it is useless. (lba_mode): Refactored to support a 64-bit address. More size optimization. (setup_sectors): Likewise.
2006-06-04 15:56:55 +00:00
* Copyright (C) 2002,2005,2006 Free Software Foundation, Inc.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <grub/disk.h>
#include <grub/misc.h>
#include <grub/mm.h>
#include <grub/partition.h>
#include <grub/dl.h>
#include <grub/pc_partition.h>
struct grub_gpt_header
{
grub_uint8_t magic[8];
grub_uint32_t version;
grub_uint32_t headersize;
grub_uint32_t crc32;
grub_uint32_t unused1;
grub_uint64_t primary;
grub_uint64_t backup;
grub_uint64_t start;
grub_uint64_t end;
grub_uint8_t guid[16];
grub_uint64_t partitions;
grub_uint32_t maxpart;
grub_uint32_t partentry_size;
grub_uint32_t partentry_crc32;
} __attribute__ ((packed));
struct grub_gpt_partentry
{
grub_uint8_t type[16];
grub_uint8_t guid[16];
grub_uint64_t start;
grub_uint64_t end;
grub_uint8_t attrib;
char name[72];
} __attribute__ ((packed));
static grub_uint8_t grub_gpt_magic[8] =
{
45, 46, 49, 20, 50, 41, 52, 54
};
static grub_uint8_t grub_gpt_partition_type_empty[16] = { 0 };
static struct grub_partition_map grub_gpt_partition_map;
#ifndef GRUB_UTIL
static grub_dl_t my_mod;
#endif
static grub_err_t
gpt_partition_map_iterate (grub_disk_t disk,
int (*hook) (grub_disk_t disk,
const grub_partition_t partition))
{
struct grub_partition part;
struct grub_gpt_header gpt;
struct grub_gpt_partentry entry;
struct grub_disk raw;
struct grub_pc_partition_mbr mbr;
grub_uint64_t entries;
2006-06-05 Yoshinori K. Okuji <okuji@enbug.org> Count partitions from 1 instead of 0 in the string representation of partitions. Still use 0-based internally. * partmap/sun.c (grub_sun_is_valid): A cosmetic change. (sun_partition_map_iterate): Use grub_partition_t instead of struct grub_partition *. Cast DESC->START_CYLINDER to grub_uint64_t after converting the endian. (sun_partition_map_probe): Subtract 1 for PARTNUM. (sun_partition_map_get_name): Add 1 to P->INDEX. * partmap/pc.c (grub_partition_parse): Subtract 1 for PCDATA->DOS_PART. (pc_partition_map_get_name): Add 1 into PCDATA->DOS_PART. * partmap/gpt.c (gpt_partition_map_iterate): Initialize PARTNO to zero instead of one. (gpt_partition_map_probe): Subtract 1 for PARTNUM. (gpt_partition_map_get_name): Add 1 into P->INDEX. * partmap/apple.c (apple_partition_map_iterate): Change the type of POS to unsigned. (apple_partition_map_probe): Subtract 1 for PARTNUM. (apple_partition_map_get_name): Add 1 into P->INDEX. * partmap/amiga.c (amiga_partition_map_iterate): Change the type of POS to unsigned. (amiga_partition_map_iterate): Cast NEXT to grub_off_t to calculate the offset of a partition. (amiga_partition_map_probe): Subtract 1 for PARTNUM. (amiga_partition_map_get_name): Add 1 into P->INDEX. * partmap/acorn.c (acorn_partition_map_find): Change the type of SECTOR to grub_disk_addr_t. (acorn_partition_map_iterate): Likewise. (acorn_partition_map_probe): Subtract 1 for PARTNUM. Change the type of SECTOR to grub_disk_addr_t. Declare P on the top. (acorn_partition_map_get_name): Add 1 into P->INDEX. * kern/i386/pc/init.c (make_install_device): Add 1 into GRUB_INSTALL_DOS_PART. * fs/iso9660.c (grub_iso9660_mount): Fixed a reversed conditional.
2006-06-05 17:18:31 +00:00
int partno = 0;
unsigned int i;
int last_offset = 0;
/* Enforce raw disk access. */
raw = *disk;
raw.partition = 0;
/* Read the protective MBR. */
if (grub_disk_read (&raw, 0, 0, sizeof (mbr), (char *) &mbr))
return grub_errno;
/* Check if it is valid. */
if (mbr.signature != grub_cpu_to_le16 (GRUB_PC_PARTITION_SIGNATURE))
return grub_error (GRUB_ERR_BAD_PART_TABLE, "no signature");
/* Make sure the MBR is a protective MBR and not a normal MBR. */
if (mbr.entries[0].type != GRUB_PC_PARTITION_TYPE_GPT_DISK)
return grub_error (GRUB_ERR_BAD_PART_TABLE, "no GPT partition map found");
/* Read the GPT header. */
if (grub_disk_read (&raw, 1, 0, sizeof (gpt), (char *) &gpt))
return grub_errno;
if (! grub_memcmp (gpt.magic, grub_gpt_magic, sizeof (grub_gpt_magic)))
return grub_error (GRUB_ERR_BAD_PART_TABLE, "no valid GPT header");
grub_dprintf ("gpt", "Read a valid GPT header\n");
entries = grub_le_to_cpu64 (gpt.partitions);
for (i = 0; i < grub_le_to_cpu32 (gpt.maxpart); i++)
{
if (grub_disk_read (&raw, entries, last_offset,
sizeof (entry), (char *) &entry))
return grub_errno;
if (grub_memcmp (grub_gpt_partition_type_empty, entry.type,
sizeof (grub_gpt_partition_type_empty)))
{
/* Calculate the first block and the size of the partition. */
part.start = grub_le_to_cpu64 (entry.start);
part.len = (grub_le_to_cpu64 (entry.end)
2006-04-25 Yoshinori K. Okuji <okuji@enbug.org> A new machine-specific function "grub_machine_set_prefix" is defined. This is called after loading modules, so that a prefix initialization can use modules. Also, this change adds an intensive debugging feature for the memory manager via the configure option "--enable-mm-debug". * partmap/gpt.c (gpt_partition_map_iterate): Add one more into PART.LEN. * kern/sparc64/ieee1275/init.c (abort): Removed. (grub_stop): Likewise. (grub_exit): New function. (grub_set_prefix): Renamed to ... (grub_machine_set_prefix): ... this. (grub_machine_init): Do not call grub_set_prefix. * kern/powerpc/ieee1275/init.c (grub_set_prefix): Renamed to ... (grub_machine_set_prefix): ... this. (grub_machine_init): Do not call grub_set_prefix. * kern/i386/pc/init.c (grub_machine_set_prefix): New function. (grub_machine_init): Do not set the prefix here. * kern/i386/efi/init.c (grub_machine_set_prefix): New function. * kern/efi/init.c: Include grub/mm.h. (grub_efi_set_prefix): New function. * kern/efi/efi.c (grub_exit): Call grub_efi_fini. (grub_efi_get_filename): New function. (grub_print_device_path): Renamed to ... (grub_efi_print_device_path): ... this. * kern/mm.c [MM_DEBUG] (grub_malloc): Undefined. [MM_DEBUG] (grub_realloc): Likewise. [MM_DEBUG] (grub_free): Likewise. [MM_DEBUG] (grub_memalign): Likewise. [MM_DEBUG] (grub_mm_debug): New variable. [MM_DEBUG] (grub_debug_malloc): New function. [MM_DEBUG] (grub_debug_free): New function. [MM_DEBUG] (grub_debug_realloc): New function. [MM_DEBUG] (grub_debug_memalign): New function. * kern/misc.c (grub_abort): Print a newline to distinguish the message. * kern/main.c (grub_main): Call grub_machine_set_prefix and grub_set_root_dev after loading modules. This is necessary when setting a prefix depends on modules. * include/grub/efi/efi.h (grub_print_device_path): Renamed to ... (grub_efi_print_device_path): ... this. (grub_efi_get_filename): New prototype. (grub_efi_set_prefix): Likewise. * include/grub/efi/disk.h: Include grub/efi/api.h, grub/symbol.h and grub/disk.h. (grub_efidisk_get_device_handle): New prototype. (grub_efidisk_get_device_name): Likewise. * include/grub/mm.h: Include config.h. (MM_DEBUG): Removed. [MM_DEBUG && !GRUB_UTIL] (grub_mm_debug): New prototype. [MM_DEBUG && !GRUB_UTIL] (grub_malloc): New macro. [MM_DEBUG && !GRUB_UTIL] (grub_realloc): Likewise. [MM_DEBUG && !GRUB_UTIL] (grub_memalign): Likewise. [MM_DEBUG && !GRUB_UTIL] (grub_free): Likewise. [MM_DEBUG && !GRUB_UTIL] (grub_debug_malloc): New prototype. [MM_DEBUG && !GRUB_UTIL] (grub_debug_realloc): New prototype. [MM_DEBUG && !GRUB_UTIL] (grub_debug_memalign): New prototype. [MM_DEBUG && !GRUB_UTIL] (grub_debug_free): New prototype. * include/grub/kernel.h (grub_machine_set_prefix): New prototype. * disk/efi/efidisk.c: Include grub/partition.h. (iterate_child_devices): New function. (add_device): First, compare only last device path nodes, so that devices are sorted by the types. (grub_efidisk_get_device_handle): New function. (grub_efidisk_get_device_name): Likewise. * configure.ac (--enable-mm-debug): New option to enable the memory manager debugging feature. This makes the binary much bigger, so is disabled by default.
2006-04-25 20:08:31 +00:00
- grub_le_to_cpu64 (entry.start) + 1);
part.offset = entries;
part.index = partno;
part.partmap = &grub_gpt_partition_map;
2006-06-04 Yoshinori K. Okuji <okuji@enbug.org> Clean up the code to support 64-bit addressing in disks and files. This change is not enough for filesystems yet. * util/i386/pc/grub-setup.c (struct boot_blocklist): Change the type of "start" to grub_uint64_t. (setup): Change the types of KERNEL_SECTOR and FIRST_SECTOR to grub_disk_addr_t * and grub_disk_addr_t. Fix the format string in save_first_sector and save_blocklists. Use grub_le_to_cpu64 to convert addresses. * util/i386/pc/biosdisk.c (open_device): Change the type of SECTOR to grub_disk_addr_t. * partmap/gpt.c (gpt_partition_map_iterate): Fix the format string. * partmap/pc.c (pc_partition_map_iterate): Likewise. * partmap/amiga.c (amiga_partition_map_iterate): Cast RDSK.MAGIC to char *. * normal/script.c (grub_script_parse): Remove unused MEMFREE. * normal/parser.y (YYLTYPE_IS_TRIVIAL): New macro. * normal/lexer.c (grub_script_yyerror): Specify unused to LEX. * loader/i386/pc/multiboot.c (grub_multiboot_load_elf64): Cast -1 to grub_off_t, to detect an error from grub_file_seek. (grub_multiboot_load_elf32): Likewise. * kern/misc.c (grub_strtoul): Use grub_strtoull. Return the maximum unsigned long value when an overflow is detected. (grub_strtoull): New function. (grub_divmod64): Likewise. (grub_lltoa): use grub_divmod64. * kern/fs.c (struct grub_fs_block): Change the type of "offset" to grub_disk_addr_t. (grub_fs_blocklist_open): Increase P if P is not NULL to advance the pointer to next character. Use grub_strtoull instead of grub_strtoul. (grub_fs_blocklist_read): Change the types of SECTOR, OFFSET and SIZE to grub_disk_addr_t, grub_off_t and grub_size_t, respectively. * kern/file.c (grub_file_read): Prevent an oveflow of LEN, as the return value is signed. (grub_file_seek): Change the type of OLD to grub_off_t. Do not test if OFFSET is less than zero, as OFFSET is unsigned now. * kern/disk.c (struct grub_disk_cache): Change the type of "sector" to grub_disk_addr_t. (grub_disk_cache_get_index): Change the type of SECTOR to grub_disk_addr_t. Calculate the hash with SECTOR casted to unsigned after shifting. (grub_disk_cache_invalidate): Change the type of SECTOR to grub_disk_addr_t. (grub_disk_cache_unlock): Likewise. (grub_disk_cache_store): Likewise. (grub_disk_check_range): Change the types of SECTOR, OFFSET, SIZE, START and LEN to grub_disk_addr_t *, grub_off_t *, grub_size_t, grub_disk_addr_t and grub_uint64_t, respectively. (grub_disk_read): Use an unsigned variable REAL_OFFSET for the body, as the value of OFFSET is tweaked by grub_disk_check_range. Change the types of START_SECTOR, LEN and POS to grub_disk_addr_t, grub_size_t and grub_size_t, respectively. (grub_disk_write): Use an unsigned variable REAL_OFFSET for the body, as the value of OFFSET is tweaked by grub_disk_check_range. Change the types of LEN and N to grub_size_t. * io/gzio.c (struct grub_gzio): Change the types of "data_offset" and "saved_offset" to grub_off_t. (test_header): Cast BUF to char *. (get_byte): Cast GZIO->DATA_OFFSET to grub_off_t. Cast GZIO->INBUF to char *. (grub_gzio_read): Change the types of OFFSET and SIZE to grub_off_t and grub_size_t, respectively. * include/grub/i386/pc/boot.h (GRUB_BOOT_MACHINE_FORCE_LBA): Removed. (GRUB_BOOT_MACHINE_BOOT_DRIVE): Changed to 0x4c. (GRUB_BOOT_MACHINE_KERNEL_ADDRESS): Changed to 0x40. (GRUB_BOOT_MACHINE_KERNEL_SEGMENT): Changed to 0x42. (GRUB_BOOT_MACHINE_DRIVE_CHECK): Changed to 0x4e. (GRUB_BOOT_MACHINE_LIST_SIZE): Increased to 12. * include/grub/types.h (grub_off_t): Unconditionally set to grub_uint64_t. (grub_disk_addr_t): Changed to grub_uint64_t. * include/grub/partition.h (struct grub_partition): Change the types of "start", "len" and "offset" to grub_disk_addr_t, grub_uint64_t and grub_disk_addr_t, respectively. (grub_partition_get_start): Return grub_disk_addr_t. (grub_partition_get_len): Return grub_uint64_t. * include/grub/misc.h (grub_strtoull): New prototype. (grub_divmod64): Likewise. * include/grub/fshelp.h (grub_fshelp_read_file): Change the types of SECTOR, LEN and FILESIZE to grub_disk_addr_t, grub_size_t and grub_off_t, respectively. All callers and references changed. * include/grub/fs.h (struct grub_fs): Change the type of LEN to grub_size_t in "read". All callers and references changed. * include/grub/file.h (struct grub_file): Change the types of "offset" and "size" to grub_off_t and grub_off_t, respectively. Change the type of SECTOR to grub_disk_addr_t in "read_hook". (grub_file_read): Change the type of LEN to grub_size_t. (grub_file_seek): Return grub_off_t. Change the type of OFFSET to grub_off_t. (grub_file_size): Return grub_off_t. (grub_file_tell): Likewise. All callers and references changed. * include/grub/disk.h (struct grub_disk_dev): Change the types of SECTOR and SIZE to grub_disk_addr_t and grub_size_t in "read" and "write". (struct grub_disk): Change the type of "total_sectors" to grub_uint64_t. Change the type of SECTOR to grub_disk_addr_t in "read_hook". (grub_disk_read): Change the types of SECTOR, OFFSET and SIZE to grub_disk_addr_t, grub_off_t and grub_size_t, respectively. (grub_disk_write): Likewise. All callers and references changed. * fs/iso9660.c (grub_iso9660_susp_iterate): Cast parameters to char * for grub_strncmp to silence gcc. (grub_iso9660_mount): Likewise. (grub_iso9660_mount): Likewise. (grub_iso9660_read_symlink): Likewise. Also, remove the nonsense return statement. (grub_iso9660_iterate_dir): Likewise. (grub_iso9660_label): Cast DATA->VOLDESC.VOLNAME to char *. * fs/hfs.c (grub_hfs_read_file): Change the types of SECTOR and LEN to grub_disk_addr_t and grub_size_t, respectively. * fs/hfsplus.c (grub_hfsplus_read_file): Likewise. * fs/jfs.c (grub_jfs_read_file): Likewise. * fs/minix.c (grub_jfs_read_file): Likewise. * fs/sfs.c (grub_jfs_read_file): Likewise. * fs/ufs.c (grub_jfs_read_file): Likewise. * fs/xfs.c (grub_jfs_read_file): Likewise. * fs/fat.c (grub_fat_read_data): Change the types of SECTOR, LEN and SIZE to grub_disk_addr_t, grub_size_t and grub_size_t, respectively. * fs/ext2.c (grub_ext2_read_block): When an error happens, set BLKNR to -1 instead of returning GRUB_ERRNO. (grub_ext2_read_file): Change the types of SECTOR and LEN to grub_disk_addr_t and grub_size_t, respectively. * fs/affs.c (grub_affs_read_file): Change the types of SECTOR and LEN to grub_disk_addr_t and grub_size_t, respectively. * font/manager.c (grub_font_get_glyph): Cast BITMAP to char * for grub_file_read. * disk/ieee1275/ofdisk.c (grub_ofdisk_read): Fix the format string. Do not cast SECTOR explicitly. * disk/i386/pc/biosdisk.c (grub_biosdisk_open): Change the type of TOTAL_SECTORS to grub_uint64_t. Do not mask DRP->TOTAL_SECTORS. (grub_biosdisk_rw): Change the types of SECTOR and SIZE to grub_disk_addr_t and grub_size_t, respectively. If the sector is over 2TB and LBA mode is not supported, raise an error. (get_safe_sectors): New function. (grub_biosdisk_read): Use get_safe_sectors. (grub_biosdisk_write): Likewise. * disk/efi/efidisk.c (grub_efidisk_read): Fix the format string. (grub_efidisk_write): Likewise. * disk/loopback.c (delete_loopback): Cosmetic changes. (grub_cmd_loopback): Likewise. Also, test NEWDEV->FILENAME correctly. (grub_loopback_open): Likewise. (grub_loopback_read): Likewise. Also, change the type of POS to grub_off_t, and fix the usage of grub_memset. * commands/i386/pc/play.c: Include grub/machine/time.h. * commands/ls.c (grub_ls_list_files): Use "llu" instead of "d" to print FILE->SIZE. * commands/configfile.c: Include grub/env.h. * commands/cmp.c (grub_cmd_cmp): Do not use ERR, but use GRUB_ERRNO directly instead. Change the type of POS to grub_off_t. Follow the coding standard. * commands/blocklist.c: Include grub/partition.h. (grub_cmd_blocklist): Return an error if the underlying device is not a disk. Take the starting sector of a partition into account, if a partition is used. * boot/i386/pc/diskboot.S (bootloop): Adapted to the new offset of a length field. (lba_mode): Support 64-bit addresses. (chs_mode): Likewise. (copy_buffer): Adapted to the new offsets of a length field and a segment field. (blocklist_default_start): Allocate 64-bit space. * boot/i386/pc/boot.S (force_lba): Removed. (boot_drive): Moved to under KERNEL_SECTOR. (kernel_sector): Moved to under KENREL_SEGMENT. Allocate 64-bit space. (real_start): Set %si earlier. Remove code for FORCE_LBA, since it is useless. (lba_mode): Refactored to support a 64-bit address. More size optimization. (setup_sectors): Likewise.
2006-06-04 15:56:55 +00:00
grub_dprintf ("gpt", "GPT entry %d: start=%lld, length=%lld\n",
partno, part.start, part.len);
if (hook (disk, &part))
return grub_errno;
}
partno++;
last_offset += grub_le_to_cpu32 (gpt.partentry_size);
if (last_offset == GRUB_DISK_SECTOR_SIZE)
{
last_offset = 0;
entries++;
}
}
return 0;
}
static grub_partition_t
gpt_partition_map_probe (grub_disk_t disk, const char *str)
{
grub_partition_t p = 0;
int partnum = 0;
char *s = (char *) str;
auto int find_func (grub_disk_t d, const grub_partition_t partition);
int find_func (grub_disk_t d __attribute__ ((unused)),
const grub_partition_t partition)
2006-06-05 Yoshinori K. Okuji <okuji@enbug.org> Count partitions from 1 instead of 0 in the string representation of partitions. Still use 0-based internally. * partmap/sun.c (grub_sun_is_valid): A cosmetic change. (sun_partition_map_iterate): Use grub_partition_t instead of struct grub_partition *. Cast DESC->START_CYLINDER to grub_uint64_t after converting the endian. (sun_partition_map_probe): Subtract 1 for PARTNUM. (sun_partition_map_get_name): Add 1 to P->INDEX. * partmap/pc.c (grub_partition_parse): Subtract 1 for PCDATA->DOS_PART. (pc_partition_map_get_name): Add 1 into PCDATA->DOS_PART. * partmap/gpt.c (gpt_partition_map_iterate): Initialize PARTNO to zero instead of one. (gpt_partition_map_probe): Subtract 1 for PARTNUM. (gpt_partition_map_get_name): Add 1 into P->INDEX. * partmap/apple.c (apple_partition_map_iterate): Change the type of POS to unsigned. (apple_partition_map_probe): Subtract 1 for PARTNUM. (apple_partition_map_get_name): Add 1 into P->INDEX. * partmap/amiga.c (amiga_partition_map_iterate): Change the type of POS to unsigned. (amiga_partition_map_iterate): Cast NEXT to grub_off_t to calculate the offset of a partition. (amiga_partition_map_probe): Subtract 1 for PARTNUM. (amiga_partition_map_get_name): Add 1 into P->INDEX. * partmap/acorn.c (acorn_partition_map_find): Change the type of SECTOR to grub_disk_addr_t. (acorn_partition_map_iterate): Likewise. (acorn_partition_map_probe): Subtract 1 for PARTNUM. Change the type of SECTOR to grub_disk_addr_t. Declare P on the top. (acorn_partition_map_get_name): Add 1 into P->INDEX. * kern/i386/pc/init.c (make_install_device): Add 1 into GRUB_INSTALL_DOS_PART. * fs/iso9660.c (grub_iso9660_mount): Fixed a reversed conditional.
2006-06-05 17:18:31 +00:00
{
if (partnum == partition->index)
{
p = (grub_partition_t) grub_malloc (sizeof (*p));
if (! p)
return 1;
grub_memcpy (p, partition, sizeof (*p));
return 1;
}
return 0;
}
/* Get the partition number. */
2006-06-05 Yoshinori K. Okuji <okuji@enbug.org> Count partitions from 1 instead of 0 in the string representation of partitions. Still use 0-based internally. * partmap/sun.c (grub_sun_is_valid): A cosmetic change. (sun_partition_map_iterate): Use grub_partition_t instead of struct grub_partition *. Cast DESC->START_CYLINDER to grub_uint64_t after converting the endian. (sun_partition_map_probe): Subtract 1 for PARTNUM. (sun_partition_map_get_name): Add 1 to P->INDEX. * partmap/pc.c (grub_partition_parse): Subtract 1 for PCDATA->DOS_PART. (pc_partition_map_get_name): Add 1 into PCDATA->DOS_PART. * partmap/gpt.c (gpt_partition_map_iterate): Initialize PARTNO to zero instead of one. (gpt_partition_map_probe): Subtract 1 for PARTNUM. (gpt_partition_map_get_name): Add 1 into P->INDEX. * partmap/apple.c (apple_partition_map_iterate): Change the type of POS to unsigned. (apple_partition_map_probe): Subtract 1 for PARTNUM. (apple_partition_map_get_name): Add 1 into P->INDEX. * partmap/amiga.c (amiga_partition_map_iterate): Change the type of POS to unsigned. (amiga_partition_map_iterate): Cast NEXT to grub_off_t to calculate the offset of a partition. (amiga_partition_map_probe): Subtract 1 for PARTNUM. (amiga_partition_map_get_name): Add 1 into P->INDEX. * partmap/acorn.c (acorn_partition_map_find): Change the type of SECTOR to grub_disk_addr_t. (acorn_partition_map_iterate): Likewise. (acorn_partition_map_probe): Subtract 1 for PARTNUM. Change the type of SECTOR to grub_disk_addr_t. Declare P on the top. (acorn_partition_map_get_name): Add 1 into P->INDEX. * kern/i386/pc/init.c (make_install_device): Add 1 into GRUB_INSTALL_DOS_PART. * fs/iso9660.c (grub_iso9660_mount): Fixed a reversed conditional.
2006-06-05 17:18:31 +00:00
partnum = grub_strtoul (s, 0, 10) - 1;
if (grub_errno)
{
grub_error (GRUB_ERR_BAD_FILENAME, "invalid partition");
return 0;
}
if (gpt_partition_map_iterate (disk, find_func))
goto fail;
return p;
fail:
grub_free (p);
return 0;
}
static char *
gpt_partition_map_get_name (const grub_partition_t p)
{
char *name;
name = grub_malloc (13);
if (! name)
return 0;
2006-06-05 Yoshinori K. Okuji <okuji@enbug.org> Count partitions from 1 instead of 0 in the string representation of partitions. Still use 0-based internally. * partmap/sun.c (grub_sun_is_valid): A cosmetic change. (sun_partition_map_iterate): Use grub_partition_t instead of struct grub_partition *. Cast DESC->START_CYLINDER to grub_uint64_t after converting the endian. (sun_partition_map_probe): Subtract 1 for PARTNUM. (sun_partition_map_get_name): Add 1 to P->INDEX. * partmap/pc.c (grub_partition_parse): Subtract 1 for PCDATA->DOS_PART. (pc_partition_map_get_name): Add 1 into PCDATA->DOS_PART. * partmap/gpt.c (gpt_partition_map_iterate): Initialize PARTNO to zero instead of one. (gpt_partition_map_probe): Subtract 1 for PARTNUM. (gpt_partition_map_get_name): Add 1 into P->INDEX. * partmap/apple.c (apple_partition_map_iterate): Change the type of POS to unsigned. (apple_partition_map_probe): Subtract 1 for PARTNUM. (apple_partition_map_get_name): Add 1 into P->INDEX. * partmap/amiga.c (amiga_partition_map_iterate): Change the type of POS to unsigned. (amiga_partition_map_iterate): Cast NEXT to grub_off_t to calculate the offset of a partition. (amiga_partition_map_probe): Subtract 1 for PARTNUM. (amiga_partition_map_get_name): Add 1 into P->INDEX. * partmap/acorn.c (acorn_partition_map_find): Change the type of SECTOR to grub_disk_addr_t. (acorn_partition_map_iterate): Likewise. (acorn_partition_map_probe): Subtract 1 for PARTNUM. Change the type of SECTOR to grub_disk_addr_t. Declare P on the top. (acorn_partition_map_get_name): Add 1 into P->INDEX. * kern/i386/pc/init.c (make_install_device): Add 1 into GRUB_INSTALL_DOS_PART. * fs/iso9660.c (grub_iso9660_mount): Fixed a reversed conditional.
2006-06-05 17:18:31 +00:00
grub_sprintf (name, "%d", p->index + 1);
return name;
}
/* Partition map type. */
static struct grub_partition_map grub_gpt_partition_map =
{
.name = "gpt_partition_map",
.iterate = gpt_partition_map_iterate,
.probe = gpt_partition_map_probe,
.get_name = gpt_partition_map_get_name
};
GRUB_MOD_INIT(gpt_partition_map)
{
grub_partition_map_register (&grub_gpt_partition_map);
#ifndef GRUB_UTIL
my_mod = mod;
#endif
}
GRUB_MOD_FINI(gpt_partition_map)
{
grub_partition_map_unregister (&grub_gpt_partition_map);
}