libsquashfs
1.3.2
A new set of tools and libraries for working with SquashFS images
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id_table.h
Go to the documentation of this file.
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/* SPDX-License-Identifier: LGPL-3.0-or-later */
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/*
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* id_table.h - This file is part of libsquashfs
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*
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* Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
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*
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* This program 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 published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU 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 License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef SQFS_ID_TABLE_H
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#define SQFS_ID_TABLE_H
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#include "
sqfs/predef.h
"
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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SQFS_API
sqfs_id_table_t
*
sqfs_id_table_create
(sqfs_u32 flags);
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SQFS_API
int
sqfs_id_table_id_to_index
(
sqfs_id_table_t
*tbl, sqfs_u32
id
,
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sqfs_u16 *out);
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SQFS_API
int
sqfs_id_table_write
(
sqfs_id_table_t
*tbl,
sqfs_file_t
*file,
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sqfs_super_t
*super,
sqfs_compressor_t
*cmp);
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SQFS_API
int
sqfs_id_table_read
(
sqfs_id_table_t
*tbl,
sqfs_file_t
*file,
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const
sqfs_super_t
*super,
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sqfs_compressor_t
*cmp);
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SQFS_API
int
sqfs_id_table_index_to_id
(
const
sqfs_id_table_t
*tbl,
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sqfs_u16 index, sqfs_u32 *out);
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#ifdef __cplusplus
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}
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#endif
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#endif
/* SQFS_ID_TABLE_H */
predef.h
Includes forward declarations of data structures, macros and integer types.
sqfs_compressor_t
Encapsultes a compressor with a simple interface to compress or extract chunks of data.
Definition
compressor.h:40
sqfs_file_t
Abstracts file I/O to make it easy to embedd SquashFS.
Definition
io.h:94
sqfs_id_table_t
A simple data structure that encapsulates ID to index mapping for user and group IDs.
sqfs_id_table_t::sqfs_id_table_id_to_index
SQFS_API int sqfs_id_table_id_to_index(sqfs_id_table_t *tbl, sqfs_u32 id, sqfs_u16 *out)
Resolve a 32 bit ID to a unique 16 bit index.
sqfs_id_table_t::sqfs_id_table_create
SQFS_API sqfs_id_table_t * sqfs_id_table_create(sqfs_u32 flags)
Create an ID table object.
sqfs_id_table_t::sqfs_id_table_read
SQFS_API int sqfs_id_table_read(sqfs_id_table_t *tbl, sqfs_file_t *file, const sqfs_super_t *super, sqfs_compressor_t *cmp)
Read an ID table from disk.
sqfs_id_table_t::sqfs_id_table_write
SQFS_API int sqfs_id_table_write(sqfs_id_table_t *tbl, sqfs_file_t *file, sqfs_super_t *super, sqfs_compressor_t *cmp)
Write an ID table to disk.
sqfs_id_table_t::sqfs_id_table_index_to_id
SQFS_API int sqfs_id_table_index_to_id(const sqfs_id_table_t *tbl, sqfs_u16 index, sqfs_u32 *out)
Resolve a 16 bit index to a 32 bit ID.
sqfs_super_t
The SquashFS super block, located at the beginning of the file system to describe the layout of the f...
Definition
super.h:47
include
sqfs
id_table.h
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