index.h

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/*
 * This file is part of the Aaru Data Preservation Suite.
 * Copyright (c) 2019-2025 Natalia Portillo.
 *
 * This library is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of the
 * License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef LIBAARUFORMAT_INDEX_H
#define LIBAARUFORMAT_INDEX_H
 
#pragma pack(push, 1)


typedef struct IndexHeader
{
    uint32_t identifier;  
    uint16_t entries;     
    uint64_t crc64;       
} IndexHeader;

typedef struct IndexHeader2
{
    uint32_t identifier;  
    uint64_t entries;     
    uint64_t crc64;  
} IndexHeader2;

typedef struct IndexHeader3
{
    uint32_t identifier;  
    uint64_t entries;     
    uint64_t crc64;       
    uint64_t previous;    
} IndexHeader3;

typedef struct IndexEntry
{
    uint32_t blockType;  
    uint16_t dataType;   
    uint64_t offset;     
} IndexEntry;
 
#pragma pack(pop)
 
#endif  // LIBAARUFORMAT_INDEX_H