#ifndef _NTLPCAPI_H

// private
typedef enum _ALPC_MESSAGE_INFORMATION_CLASS
{
    AlpcMessageSidInformation,              // q: out SID   // Returns the sender/effective token SID for the message.
    AlpcMessageTokenModifiedIdInformation,  // q: out LUID  // Returns the token ModifiedId as a LUID.
    AlpcMessageDirectStatusInformation,     // q: VOID      // Returns the direct ALPC message operation has reached its completed state.
    AlpcMessageHandleInformation,           // q: ALPC_MESSAGE_HANDLE_INFORMATION
    MaxAlpcMessageInfoClass
} ALPC_MESSAGE_INFORMATION_CLASS, *PALPC_MESSAGE_INFORMATION_CLASS;

#endif
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