mirror of
https://github.com/aaru-dps/libaaruformat.git
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105 lines
5.1 KiB
C
105 lines
5.1 KiB
C
/*
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* This file is part of the Aaru Data Preservation Suite.
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* Copyright (c) 2019-2026 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_INTERNAL_H
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#define LIBAARUFORMAT_INTERNAL_H
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/** @brief Clamp num_threads to LZMA's valid range [1, 2]. */
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#define LZMA_THREADS(ctx) ((ctx)->num_threads > 1 ? 2 : 1)
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include "aaruformat/context.h"
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#if defined(AARU_USE_WIN32_FILEIO64)
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#define AARU_FSEEK _fseeki64
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#define AARU_FTELL _ftelli64
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#elif defined(AARU_USE_POSIX_FILEIO64)
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#define AARU_FSEEK fseeko
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#define AARU_FTELL ftello
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#else
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#define AARU_FSEEK fseek
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#define AARU_FTELL ftell
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#endif
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typedef int64_t aaru_off_t;
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static inline int aaruf_fseek(FILE *stream, aaru_off_t offset, int origin)
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{
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return AARU_FSEEK(stream, offset, origin);
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}
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static inline aaru_off_t aaruf_ftell(FILE *stream)
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{
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return (aaru_off_t)AARU_FTELL(stream);
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}
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#ifndef AARU_NO_FILEIO_REMAP
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#define fseek(stream, offset, origin) aaruf_fseek((stream), (aaru_off_t)(offset), (origin))
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#define ftell(stream) aaruf_ftell((stream))
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#endif
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#include "utarray.h"
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UT_array *process_index_v1(aaruformat_context *ctx);
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int32_t verify_index_v1(aaruformat_context *ctx);
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UT_array *process_index_v2(aaruformat_context *ctx);
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int32_t verify_index_v2(aaruformat_context *ctx);
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UT_array *process_index_v3(aaruformat_context *ctx);
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int32_t verify_index_v3(aaruformat_context *ctx);
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int32_t process_data_block(aaruformat_context *ctx, IndexEntry *entry);
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int32_t process_ddt_v1(aaruformat_context *ctx, IndexEntry *entry, bool *found_user_data_ddt);
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int32_t process_ddt_v2(aaruformat_context *ctx, IndexEntry *entry, bool *found_user_data_ddt);
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void process_metadata_block(aaruformat_context *ctx, const IndexEntry *entry);
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void process_geometry_block(aaruformat_context *ctx, const IndexEntry *entry);
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void process_tracks_block(aaruformat_context *ctx, const IndexEntry *entry);
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void process_cicm_block(aaruformat_context *ctx, const IndexEntry *entry);
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void process_aaru_metadata_json_block(aaruformat_context *ctx, const IndexEntry *entry);
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void process_dumphw_block(aaruformat_context *ctx, const IndexEntry *entry);
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void process_checksum_block(aaruformat_context *ctx, const IndexEntry *entry);
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void process_tape_files_block(aaruformat_context *ctx, const IndexEntry *entry);
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void process_tape_partitions_block(aaruformat_context *ctx, const IndexEntry *entry);
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void process_flux_data_block(aaruformat_context *ctx, const IndexEntry *entry);
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int32_t flux_map_rebuild_from_entries(aaruformat_context *ctx);
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int32_t decode_ddt_entry_v1(aaruformat_context *ctx, uint64_t sector_address, uint64_t *offset, uint64_t *block_offset,
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uint8_t *sector_status);
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int32_t decode_ddt_entry_v2(aaruformat_context *ctx, uint64_t sector_address, bool negative, uint64_t *offset,
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uint64_t *block_offset, uint8_t *sector_status);
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int32_t decode_ddt_single_level_v2(aaruformat_context *ctx, uint64_t sector_address, bool negative, uint64_t *offset,
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uint64_t *block_offset, uint8_t *sector_status);
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int32_t decode_ddt_multi_level_v2(aaruformat_context *ctx, uint64_t sector_address, bool negative, uint64_t *offset,
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uint64_t *block_offset, uint8_t *sector_status);
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bool set_ddt_entry_v2(aaruformat_context *ctx, uint64_t sector_address, bool negative, uint64_t offset,
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uint64_t block_offset, uint8_t sector_status, uint64_t *ddt_entry);
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bool set_ddt_single_level_v2(aaruformat_context *ctx, uint64_t sector_address, bool negative, uint64_t offset,
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uint64_t block_offset, uint8_t sector_status, uint64_t *ddt_entry);
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bool set_ddt_multi_level_v2(aaruformat_context *ctx, uint64_t sector_address, bool negative, uint64_t offset,
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uint64_t block_offset, uint8_t sector_status, uint64_t *ddt_entry);
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bool set_ddt_tape(aaruformat_context *ctx, uint64_t sector_address, uint64_t offset, uint64_t block_offset,
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uint8_t sector_status, uint64_t *ddt_entry);
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aaru_options parse_options(const char *options, bool *table_shift_found);
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uint64_t get_filetime_uint64();
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int32_t aaruf_close_current_block(aaruformat_context *ctx);
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int32_t aaruf_finalize_write(aaruformat_context *ctx);
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int compare_extents(const void *a, const void *b);
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void generate_random_bytes(uint8_t *buffer, size_t length);
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#endif // LIBAARUFORMAT_INTERNAL_H
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