lgrControlP.h

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/*******************************************************************************
** Copyright (c) 1998 MaK Technologies, Inc.
** All rights reserved.
*******************************************************************************/


#pragma once

// ---------------------------- Logger Control ---------------------------------

#include <vl/globalObjDes.h>
#include <vlpi/NetStructs.h>
#include <vl/packets/pduHeader.h>

// Parameter constructs for lcPdu's that carry add'l data

// Varlength string
typedef struct
{
  //Playback or Record Filename (string)
  DtNetU32 length;
  DtNetInt8 val[1]; //place-holder reallocated at runtime
} DtNetLgrStringParams;

typedef DtNetLgrStringParams DtLgrStringParams;

// Time related value (double)
// Note, through VR-Link 3.5, this was incorrectly represented as a DtNetU32.
typedef struct
{
   DtNetFloat64 val;
} DtNetLgrTimeParams;

typedef DtNetLgrTimeParams DtLgrTimeParams;

// integer related value 
typedef struct
{
   DtNetU32 val;
} DtNetLgrIntParams;

typedef DtNetLgrIntParams DtLgrIntParams;

// double precision argument
typedef struct 
{
   DtNetFloat64 val;  
} DtNetLgrRealParams;

typedef DtNetLgrRealParams DtLgrRealParams;

// make space for largest object
typedef DtNetLgrRealParams DtNetLgrControlParams; 

//
// Logger Control PDU
//
typedef struct DtNetLgrControlPdu
{
   // protocol specific header (DIS,HLA)
   DtNetPduHeader  header;

   // The sending application (e.g., logger, BattleMaster)
   DtNetEntityIdentifier senderId;
   // The receiving application (e.g., Logger)
   DtNetEntityIdentifier receiverId;

   DtNetU16        command;
   DtNetU16        pad1;
   DtNetU32        sequence;

   // Args for lcPdu that pass data (e.g., DtLgrRecFile);
   DtNetLgrControlParams params;        

} DtNetLgrControlPdu;

const size_t theLgrControlPduSizeSansParams = sizeof(DtNetLgrControlPdu) - sizeof(DtNetLgrControlParams);