mirror of
https://github.com/aaru-dps/libaaruformat.git
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56 lines
1.8 KiB
C
56 lines
1.8 KiB
C
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/*
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* This file is part of the Aaru Data Preservation Suite.
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* Copyright (c) 2019-2025 Natalia Portillo.
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of the
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* License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef LIBAARUFORMAT_DATA_H
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#define LIBAARUFORMAT_DATA_H
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#pragma pack(push, 1)
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/**Block header, precedes block data */
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typedef struct BlockHeader {
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/**Identifier, <see cref="BlockType.DataBlock" /> */
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uint32_t identifier;
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/**Type of data contained by this block */
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uint32_t type;
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/**Compression algorithm used to compress the block */
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uint16_t compression;
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/**Size in uint8_ts of each sector contained in this block */
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uint32_t sectorSize;
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/**Compressed length for the block */
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uint32_t cmpLength;
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/**Uncompressed length for the block */
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uint32_t length;
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/**CRC64-ECMA of the compressed block */
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uint64_t cmpCrc64;
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/**CRC64-ECMA of the uncompressed block */
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uint64_t crc64;
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} BlockHeader;
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/**Geometry block, contains physical geometry information */
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typedef struct GeometryBlockHeader {
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/**Identifier, <see cref="BlockType.GeometryBlock" /> */
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uint32_t identifier;
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uint32_t cylinders;
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uint32_t heads;
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uint32_t sectorsPerTrack;
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} GeometryBlockHeader;
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#pragma pack(pop)
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#endif //LIBAARUFORMAT_DATA_H
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