2b72262b4f
I hereby relicense all my work on Sortix under the ISC license as below. All Sortix contributions by other people are already under this license, are not substantial enough to be copyrightable, or have been removed. All imported code from other projects is compatible with this license. All GPL licensed code from other projects had previously been removed. Copyright 2011-2016 Jonas 'Sortie' Termansen and contributors. Permission to use, copy, modify, and distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies. THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
89 lines
2.3 KiB
C
89 lines
2.3 KiB
C
/*
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* Copyright (c) 2015 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* mount/gpt.h
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* GUID Partition Table.
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*/
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#ifndef INCLUDE_MOUNT_GPT_H
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#define INCLUDE_MOUNT_GPT_H
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#include <sys/types.h>
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#include <assert.h>
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#include <stddef.h>
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#include <stdint.h>
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struct blockdevice;
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struct partition_table;
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struct gpt
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{
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char signature[8];
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uint32_t revision;
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uint32_t header_size;
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uint32_t header_crc32;
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uint32_t reserved0;
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uint64_t my_lba;
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uint64_t alternate_lba;
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uint64_t first_usable_lba;
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uint64_t last_usable_lba;
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unsigned char disk_guid[16];
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uint64_t partition_entry_lba;
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uint32_t number_of_partition_entries;
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uint32_t size_of_partition_entry;
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uint32_t partition_entry_array_crc32;
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unsigned char reserved1[420];
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};
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static_assert(sizeof(struct gpt) == 512, "sizeof(struct gpt) == 512");
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#define GPT_PARTITION_NAME_LENGTH 36
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struct gpt_partition
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{
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unsigned char partition_type_guid[16];
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unsigned char unique_partition_guid[16];
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uint64_t starting_lba;
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uint64_t ending_lba;
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uint64_t attributes;
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uint16_t partition_name[GPT_PARTITION_NAME_LENGTH];
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};
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static_assert(sizeof(struct gpt_partition) == 128, "sizeof(struct gpt_partition) == 128");
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struct gpt_partition_table
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{
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struct gpt gpt;
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unsigned char* rpt;
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};
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#if defined(__cplusplus)
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extern "C" {
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#endif
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void gpt_decode(struct gpt*);
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void gpt_encode(struct gpt*);
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void gpt_partition_decode(struct gpt_partition*);
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void gpt_partition_encode(struct gpt_partition*);
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char* gpt_decode_utf16(uint16_t* string, size_t length);
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uint32_t gpt_crc32(const void*, size_t);
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void gpt_partition_table_release(struct gpt_partition_table*);
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#if defined(__cplusplus)
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} /* extern "C" */
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#endif
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#endif
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