_PORT_MESSAGE32

//0x18 bytes (sizeof) struct _PORT_MESSAGE32 { union { struct { SHORT DataLength; //0x0 SHORT TotalLength; //0x2 } s1; //0x0 ULONG Length; //0x0 } u1; //0x0 union { struct { SHORT Type; //0x4 SHORT DataInfoOffset; //0x6 } s2; //0x4 ULONG ZeroInit; //0x4 } u2; //0x4 union { struct _CLIENT_ID32 ClientId; //0x8 double DoNotUseThisField; //0x8 }; ULONG MessageId; //0x10 union { ULONG ClientViewSize; //0x14 ULONG CallbackId; //0x14 }; };