_KALPC_MESSAGE

Metadatacopy
struct _KALPC_MESSAGE {
    struct _LIST_ENTRY Entry;/* 0x0  8 */
    struct _ALPC_PORT* PortQueue;/* 0x8  4 */
    struct _ALPC_PORT* OwnerPort;/* 0xc  4 */
    struct _ETHREAD* WaitingThread;/* 0x10  4 */
    union {
        struct {
            unsigned long QueueType : 3;/* 0x14:0  4 */
            unsigned long QueuePortType : 4;/* 0x14:3  4 */
            unsigned long Canceled : 1;/* 0x14:7  4 */
            unsigned long Ready : 1;/* 0x14:8  4 */
            unsigned long ReleaseMessage : 1;/* 0x14:9  4 */
            unsigned long SharedQuota : 1;/* 0x14:10  4 */
            unsigned long ReplyWaitReply : 1;/* 0x14:11  4 */
            unsigned long OwnerPortReference : 1;/* 0x14:12  4 */
            unsigned long ReceiverReference : 1;/* 0x14:13  4 */
            unsigned long ViewAttributeRetrieved : 1;/* 0x14:14  4 */
            unsigned long InDispatch : 1;/* 0x14:15  4 */
            unsigned long InCanceledQueue : 1;/* 0x14:16  4 */
        } s1;/* 0x14  4 */
        unsigned long State;/* 0x14  4 */
    } u1;/* 0x14  4 */
    long SequenceNo;/* 0x18  4 */
    union {
        struct _EPROCESS* QuotaProcess;/* 0x1c  4 */
        void* QuotaBlock;/* 0x1c  4 */
    };/* 0x1c  4 */
    struct _ALPC_PORT* CancelSequencePort;/* 0x20  4 */
    struct _ALPC_PORT* CancelQueuePort;/* 0x24  4 */
    long CancelSequenceNo;/* 0x28  4 */
    struct _LIST_ENTRY CancelListEntry;/* 0x2c  8 */
    struct _KALPC_RESERVE* Reserve;/* 0x34  4 */
    struct _KALPC_MESSAGE_ATTRIBUTES MessageAttributes;/* 0x38  40 */
    /* ── cacheline 1 boundary (64 bytes) ── */
    void* DataUserVa;/* 0x60  4 */
    struct _ALPC_COMMUNICATION_INFO* CommunicationInfo;/* 0x64  4 */
    struct _ALPC_PORT* ConnectionPort;/* 0x68  4 */
    struct _ETHREAD* ServerThread;/* 0x6c  4 */
    void* WakeReference;/* 0x70  4 */
    void* WakeReference2;/* 0x74  4 */
    void* ExtensionBuffer;/* 0x78  4 */
    unsigned long ExtensionBufferSize;/* 0x7c  4 */
    /* ── cacheline 2 boundary (128 bytes) ── */
    struct _PORT_MESSAGE PortMessage;/* 0x80  24 */
};