From fae2bf22a2b1aee85734fc2643ac6ede88cbbd01 Mon Sep 17 00:00:00 2001 From: Chang Hyun Park Date: Tue, 11 Dec 2012 11:09:45 +0100 Subject: gpt: The leXX_to_int() calls replaced with ones defined at Custom definitions of le_XX_to_int functions have been replaced with standard ones, defined at Replacement of several GPT related structures members with ones indicating its endianness and proper size. Signed-off-by: Chang Hyun Park Signed-off-by: Lukasz Majewski Signed-off-by: Kyungmin Park --- include/part_efi.h | 89 ++++++++++++++++++++++++++++-------------------------- 1 file changed, 46 insertions(+), 43 deletions(-) (limited to 'include/part_efi.h') diff --git a/include/part_efi.h b/include/part_efi.h index 4e28d1d..6de0a32 100644 --- a/include/part_efi.h +++ b/include/part_efi.h @@ -29,6 +29,8 @@ * http://developer.intel.com/technology/efi/efi.htm */ +#include + #ifndef _DISK_PART_EFI_H #define _DISK_PART_EFI_H @@ -41,6 +43,8 @@ #define GPT_HEADER_REVISION_V1 0x00010000 #define GPT_PRIMARY_PARTITION_TABLE_LBA 1ULL #define GPT_ENTRY_NAME "gpt" +#define GPT_ENTRY_NUMBERS 128 +#define GPT_ENTRY_SIZE 128 #define EFI_GUID(a,b,c,d0,d1,d2,d3,d4,d5,d6,d7) \ ((efi_guid_t) \ @@ -72,73 +76,72 @@ 0xa2, 0x3c, 0x23, 0x8f, 0x2a, 0x3d, 0xf9, 0x28) /* linux/include/efi.h */ -typedef unsigned short efi_char16_t; +typedef u16 efi_char16_t; typedef struct { - unsigned char b[16]; + u8 b[16]; } efi_guid_t; /* based on linux/include/genhd.h */ struct partition { - unsigned char boot_ind; /* 0x80 - active */ - unsigned char head; /* starting head */ - unsigned char sector; /* starting sector */ - unsigned char cyl; /* starting cylinder */ - unsigned char sys_ind; /* What partition type */ - unsigned char end_head; /* end head */ - unsigned char end_sector; /* end sector */ - unsigned char end_cyl; /* end cylinder */ - unsigned char start_sect[4]; /* starting sector counting from 0 */ - unsigned char nr_sects[4]; /* nr of sectors in partition */ -} __attribute__ ((packed)); + u8 boot_ind; /* 0x80 - active */ + u8 head; /* starting head */ + u8 sector; /* starting sector */ + u8 cyl; /* starting cylinder */ + u8 sys_ind; /* What partition type */ + u8 end_head; /* end head */ + u8 end_sector; /* end sector */ + u8 end_cyl; /* end cylinder */ + __le32 start_sect; /* starting sector counting from 0 */ + __le32 nr_sects; /* nr of sectors in partition */ +} __packed; /* based on linux/fs/partitions/efi.h */ typedef struct _gpt_header { - unsigned char signature[8]; - unsigned char revision[4]; - unsigned char header_size[4]; - unsigned char header_crc32[4]; - unsigned char reserved1[4]; - unsigned char my_lba[8]; - unsigned char alternate_lba[8]; - unsigned char first_usable_lba[8]; - unsigned char last_usable_lba[8]; + __le64 signature; + __le32 revision; + __le32 header_size; + __le32 header_crc32; + __le32 reserved1; + __le64 my_lba; + __le64 alternate_lba; + __le64 first_usable_lba; + __le64 last_usable_lba; efi_guid_t disk_guid; - unsigned char partition_entry_lba[8]; - unsigned char num_partition_entries[4]; - unsigned char sizeof_partition_entry[4]; - unsigned char partition_entry_array_crc32[4]; - unsigned char reserved2[GPT_BLOCK_SIZE - 92]; -} __attribute__ ((packed)) gpt_header; + __le64 partition_entry_lba; + __le32 num_partition_entries; + __le32 sizeof_partition_entry; + __le32 partition_entry_array_crc32; + u8 reserved2[GPT_BLOCK_SIZE - 92]; +} __packed gpt_header; typedef union _gpt_entry_attributes { struct { - unsigned long long required_to_function:1; - unsigned long long no_block_io_protocol:1; - unsigned long long legacy_bios_bootable:1; - unsigned long long reserved:45; - unsigned long long type_guid_specific:16; + u64 required_to_function:1; + u64 no_block_io_protocol:1; + u64 legacy_bios_bootable:1; + u64 reserved:45; + u64 type_guid_specific:16; } fields; unsigned long long raw; -} __attribute__ ((packed)) gpt_entry_attributes; +} __packed gpt_entry_attributes; #define PARTNAME_SZ (72 / sizeof(efi_char16_t)) typedef struct _gpt_entry { efi_guid_t partition_type_guid; efi_guid_t unique_partition_guid; - unsigned char starting_lba[8]; - unsigned char ending_lba[8]; + __le64 starting_lba; + __le64 ending_lba; gpt_entry_attributes attributes; efi_char16_t partition_name[PARTNAME_SZ]; -} -__attribute__ ((packed)) gpt_entry; +} __packed gpt_entry; typedef struct _legacy_mbr { - unsigned char boot_code[440]; - unsigned char unique_mbr_signature[4]; - unsigned char unknown[2]; + u8 boot_code[440]; + __le32 unique_mbr_signature; + __le16 unknown; struct partition partition_record[4]; - unsigned char signature[2]; -} __attribute__ ((packed)) legacy_mbr; + __le16 signature; +} __packed legacy_mbr; #endif /* _DISK_PART_EFI_H */ -- cgit v1.1