Metadatacopystruct _DMA_TRANSFER_CONTEXT_V1 { long DmaState;/* 0x0 4 */ unsigned long TransferState;/* 0x4 4 */ struct _WAIT_CONTEXT_BLOCK Wcb;/* 0x8 72 */ /* ── cacheline 1 boundary (64 bytes) ── */ void* HalWcb;/* 0x50 8 */};