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Create prototype code in GPT.ZC
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1 changed files with 33 additions and 1 deletions
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@ -19,7 +19,24 @@ GPT HEADER STRUCTURE:
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4 size of single partition entry (usually 0x80 or 128)
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4 crc32 of partition entires array in little endian
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?? reserved, zeroes to the end of the block
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*/
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class GPTHeader
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{
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U8 signature,
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revnum_headsize,
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crc32head_reszero,
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lba_copy_current,
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lba_copy_backup,
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lba_usable_first,
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lba_usable_last;
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U16 disk_guid;
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U8 lba_start_partitions,
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entrynum_singlesize,
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crc32entries_reszero;
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};
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/*
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GPT PARTITIONS ENTRIES STRUCTURE:
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16 partition Type GUID mixed endian
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16 unique partition GUID mixed endian
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@ -28,6 +45,19 @@ GPT PARTITIONS ENTRIES STRUCTURE:
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8 attribute flags
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72 partition name 36 UTF-16LE code units
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*/
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class GPTPartitionHeader
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{
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U16 guid_type,
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guid_unique;
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U8 lba_first,
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lba_last,
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attr_flags;
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U8 name[72];
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};
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/*
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GPT Partition attributes:
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(bit, details)
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0 platform required by computer
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@ -38,5 +68,7 @@ GPT Partition attributes:
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**/
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#define GPT_PARTf_REQ 0
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#define GPT_PARTf_EFI 1
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#define GPT_PARTf_LEGACY 2
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