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Sync specification with code.

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Natalia Portillo
2025-10-11 13:17:26 +01:00
parent 1f33de2ccf
commit e2f3323a04
17 changed files with 188 additions and 275 deletions
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20
docs/spec/blocks/index2.adoc
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@@ -12,13 +12,10 @@ Multiple index blocks may exist within a file to represent previous states or hi
/**Header for the index, followed by entries */
typedef struct IndexHeader2
{
/**Identifier, <see cref="BlockType.Index" /> */
uint32_t identifier;
/**How many entries follow this header */
uint64_t entries;
/**CRC64-ECMA of the index */
uint64_t crc64;
} IndexHeader;
uint32_t identifier; ///< Block identifier (must be BlockType::IndexBlock2).
uint64_t entries; ///< Number of \ref IndexEntry records that follow immediately.
uint64_t crc64; ///< CRC64-ECMA of the entries array (legacy byte-swapped rule still applies for old versions).
} IndexHeader2;
==== Field Descriptions
@@ -51,12 +48,9 @@ typedef struct IndexHeader2
/**Index entry */
typedef struct IndexEntry
{
/**Type of item pointed by this entry */
uint32_t blockType;
/**Type of data contained by the block pointed by this entry */
uint16_t dataType;
/**Offset in file where item is stored */
uint64_t offset;
uint32_t blockType; ///< Block identifier of the referenced block (value from \ref BlockType).
uint16_t dataType; ///< Data classification (value from \ref DataType) or unused for untyped blocks.
uint64_t offset; ///< Absolute byte offset in the image where the referenced block header begins.
} IndexEntry;
==== Field Descriptions