Data Structures

Here are the data structures with brief descriptions:

Caaru_flac_ctx
Caaru_options	Parsed user-specified tunables controlling compression, deduplication, hashing and DDT geometry
Caaruformat_context	Master context representing an open or in‑creation Aaru image
CAaruHeader	Version 1 container header placed at offset 0 for legacy / initial format
CAaruHeaderV2	Version 2 container header with GUID, alignment shifts, and feature negotiation bitmaps
CAaruMetadataJsonBlockHeader	Header for an Aaru metadata JSON block (identifier == BlockType::AaruMetadataJsonBlock)
CAaruRecoveryFooter	Recovery footer written at the very end of the file (last 160 bytes)
Caes128_ctx
Cblockhash_ctx
CBlockHeader	Header preceding the compressed data payload of a data block (BlockType::DataBlock)
CCacheEntry	Single hash entry in the in-memory cache
CCacheHeader	Cache top-level descriptor encapsulating the hash table root and capacity limit
CCdEccContext	Lookup tables and state for Compact Disc EDC/ECC (P/Q) regeneration / verification
CChecksumEntry	Per-checksum metadata immediately followed by the digest / signature bytes
CChecksumHeader	Header that precedes the sequence of checksum entries for a checksum block
CChecksums	Collected whole‑image checksums / hashes present in a checksum block
CCicmMetadataBlock	Header for a CICM XML metadata block (identifier == BlockType::CicmBlock)
Ccrc64_ctx	Minimal ECMA-182 CRC64 incremental state container (running value only)
CDataStreamPayloadHeader	Header structure for a DataStreamPayloadBlock containing data stream payload
CDdtHeader	Header preceding a version 1 (flat) deduplication table body
CDdtHeader2	Header preceding a version 2 hierarchical deduplication table
CDumpExtent	Inclusive [start,end] logical sector range contributed by a single hardware environment
CDumpHardwareEntriesWithData	In-memory representation of a dump hardware entry plus decoded variable-length fields & extents
CDumpHardwareEntry	Per-environment length table describing subsequent UTF-8 strings and optional extent array
CDumpHardwareHeader	Header that precedes a sequence of dump hardware entries and their variable-length payload
CEcBlockLookupEntry	Hash table entry mapping block file offset -> stripe index + position
CEcReadStripe	In-memory representation of one data stripe (parsed from ECMB)
CErasureCodingMapHeader	Header for the Erasure Coding Map Block (BlockType::ErasureCodingMapBlock)
CFluxCaptureKey	Key structure for flux capture lookup map
CFluxCaptureMapEntry	Internal hash table entry for flux capture lookup
CFluxCaptureMeta	Metadata structure returned by aaruf_get_flux_captures()
CFluxCaptureRecord	Internal structure for storing flux capture data during write mode
CFluxEntry	Metadata entry describing a single flux capture in the FluxDataBlock
CFluxHeader	Header structure for a FluxDataBlock containing flux capture metadata
CGeometryBlockHeader	Legacy CHS style logical geometry metadata (BlockType::GeometryBlock)
Chash_map_t	Minimal open-addressing hash map for 64-bit key/value pairs used in deduplication lookup
CImageInfo	High-level summary of an opened Aaru image containing metadata and media characteristics
CIndexEntry	Single index entry describing a block's type, (optional) data classification, and file offset
CIndexHeader	Index header (version 1) for legacy images (identifier == IndexBlock)
CIndexHeader2	Index header (version 2) with 64‑bit entry counter (identifier == IndexBlock2)
CIndexHeader3	Index header (version 3) adding hierarchical chaining (identifier == IndexBlock3)
Ckv_pair_t	Single key/value slot used internally by the open-addressing hash map
Clru_kv_pair_t	Single key/value slot with access tracking for the static LRU hash map
Cmd5_ctx
CmediaTagEntry	Hash table entry for an arbitrary media tag (e.g., proprietary drive/medium descriptor)
CMetadataBlockHeader	Header for a metadata block containing offsets and lengths to UTF-16LE descriptive strings
Cngc_lfg_ctx	LFG context holding the 521-word circular buffer and byte position
CNgcwJunkEntry	In-memory junk map entry
Cpriam_tag
Cprofile_tag
CPs3PlaintextRegion	A plaintext (unencrypted) region on a PS3 disc
Croll_state
Crs_context
Csha1_ctx
Csha256_ctx
Csony_tag
Cspamsum_ctx
Cstatic_lru_hash_map_t	Fixed-size hash map with LRU-like eviction for bounded memory usage
CStripeDataBlockEntry	Per-data-block metadata within a stripe descriptor
CStripeGroupDescriptor	Describes one protection group within the ECMB payload
CStripeParityBlockEntry	Per-parity-block metadata within a stripe descriptor
CTapeDdtHashEntry
CTapeFileEntry	Describes a single logical file on a tape medium
CTapeFileHashEntry
CTapeFileHeader	Header for a tape file metadata block containing file layout information
CTapePartitionEntry	Describes a single physical partition on a tape medium
CTapePartitionHashEntry
CTapePartitionHeader	Header for a tape partition metadata block containing partition layout information
CTrackEntry	Single optical disc track descriptor (sequence, type, LBAs, session, ISRC, flags)
CTracksHeader	Header for an optical tracks block listing track entries
CWiiPartitionRegion	A Wii partition region entry (in-memory representation)
CWiiuPartitionRegion	A Wii U partition region entry (in-memory representation)