You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
584 lines
16 KiB
584 lines
16 KiB
//========= Copyright (c) 1996-2005, Valve Corporation, All rights reserved. ============//
|
|
//
|
|
// Purpose:
|
|
//
|
|
// $NoKeywords: $
|
|
//
|
|
//=============================================================================//
|
|
|
|
#ifndef DATATABLE_RECV_H
|
|
#define DATATABLE_RECV_H
|
|
|
|
#ifdef _WIN32
|
|
#pragma once
|
|
#endif
|
|
|
|
#include "dt_common.h"
|
|
#include "tier0/dbg.h"
|
|
|
|
|
|
#define ADDRESSPROXY_NONE -1
|
|
|
|
|
|
class RecvTable;
|
|
class RecvProp;
|
|
|
|
|
|
// This is passed into RecvProxy functions.
|
|
class CRecvProxyData
|
|
{
|
|
public:
|
|
const RecvProp *m_pRecvProp; // The property it's receiving.
|
|
|
|
DVariant m_Value; // The value given to you to store.
|
|
|
|
int m_iElement; // Which array element you're getting.
|
|
|
|
int m_ObjectID; // The object being referred to.
|
|
};
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// pStruct = the base structure of the datatable this variable is in (like C_BaseEntity)
|
|
// pOut = the variable that this this proxy represents (like C_BaseEntity::m_SomeValue).
|
|
//
|
|
// Convert the network-standard-type value in m_Value into your own format in pStruct/pOut.
|
|
//-----------------------------------------------------------------------------
|
|
typedef void (*RecvVarProxyFn)( const CRecvProxyData *pData, void *pStruct, void *pOut );
|
|
|
|
// ------------------------------------------------------------------------ //
|
|
// ArrayLengthRecvProxies are optionally used to get the length of the
|
|
// incoming array when it changes.
|
|
// ------------------------------------------------------------------------ //
|
|
typedef void (*ArrayLengthRecvProxyFn)( void *pStruct, int objectID, int currentArrayLength );
|
|
|
|
|
|
// NOTE: DataTable receive proxies work differently than the other proxies.
|
|
// pData points at the object + the recv table's offset.
|
|
// pOut should be set to the location of the object to unpack the data table into.
|
|
// If the parent object just contains the child object, the default proxy just does *pOut = pData.
|
|
// If the parent object points at the child object, you need to dereference the pointer here.
|
|
// NOTE: don't ever return null from a DataTable receive proxy function. Bad things will happen.
|
|
typedef void (*DataTableRecvVarProxyFn)(const RecvProp *pProp, void **pOut, void *pData, int objectID);
|
|
|
|
|
|
// This is used to fork over the standard proxy functions to the engine so it can
|
|
// make some optimizations.
|
|
class CStandardRecvProxies
|
|
{
|
|
public:
|
|
CStandardRecvProxies();
|
|
|
|
RecvVarProxyFn m_Int32ToInt8;
|
|
RecvVarProxyFn m_Int32ToInt16;
|
|
RecvVarProxyFn m_Int32ToInt32;
|
|
RecvVarProxyFn m_Int64ToInt64;
|
|
RecvVarProxyFn m_FloatToFloat;
|
|
RecvVarProxyFn m_VectorToVector;
|
|
};
|
|
extern CStandardRecvProxies g_StandardRecvProxies;
|
|
|
|
|
|
class CRecvDecoder;
|
|
|
|
|
|
class RecvProp
|
|
{
|
|
// This info comes from the receive data table.
|
|
public:
|
|
RecvProp();
|
|
|
|
void InitArray( int nElements, int elementStride );
|
|
|
|
int GetNumElements() const;
|
|
void SetNumElements( int nElements );
|
|
|
|
int GetElementStride() const;
|
|
void SetElementStride( int stride );
|
|
|
|
int GetFlags() const;
|
|
|
|
const char* GetName() const;
|
|
SendPropType GetType() const;
|
|
|
|
RecvTable* GetDataTable() const;
|
|
void SetDataTable( RecvTable *pTable );
|
|
|
|
RecvVarProxyFn GetProxyFn() const;
|
|
void SetProxyFn( RecvVarProxyFn fn );
|
|
|
|
DataTableRecvVarProxyFn GetDataTableProxyFn() const;
|
|
void SetDataTableProxyFn( DataTableRecvVarProxyFn fn );
|
|
|
|
int GetOffset() const;
|
|
void SetOffset( int o );
|
|
|
|
// Arrays only.
|
|
RecvProp* GetArrayProp() const;
|
|
void SetArrayProp( RecvProp *pProp );
|
|
|
|
// Arrays only.
|
|
void SetArrayLengthProxy( ArrayLengthRecvProxyFn proxy );
|
|
ArrayLengthRecvProxyFn GetArrayLengthProxy() const;
|
|
|
|
bool IsInsideArray() const;
|
|
void SetInsideArray();
|
|
|
|
// Some property types bind more data to the prop in here.
|
|
const void* GetExtraData() const;
|
|
void SetExtraData( const void *pData );
|
|
|
|
// If it's one of the numbered "000", "001", etc properties in an array, then
|
|
// these can be used to get its array property name for debugging.
|
|
const char* GetParentArrayPropName();
|
|
void SetParentArrayPropName( const char *pArrayPropName );
|
|
|
|
public:
|
|
|
|
char *m_pVarName;
|
|
SendPropType m_RecvType;
|
|
int m_Flags;
|
|
int m_StringBufferSize;
|
|
|
|
|
|
private:
|
|
|
|
bool m_bInsideArray; // Set to true by the engine if this property sits inside an array.
|
|
|
|
// Extra data that certain special property types bind to the property here.
|
|
const void *m_pExtraData;
|
|
|
|
// If this is an array (DPT_Array).
|
|
RecvProp *m_pArrayProp;
|
|
ArrayLengthRecvProxyFn m_ArrayLengthProxy;
|
|
|
|
RecvVarProxyFn m_ProxyFn;
|
|
DataTableRecvVarProxyFn m_DataTableProxyFn; // For RDT_DataTable.
|
|
|
|
RecvTable *m_pDataTable; // For RDT_DataTable.
|
|
int m_Offset;
|
|
|
|
int m_ElementStride;
|
|
int m_nElements;
|
|
|
|
// If it's one of the numbered "000", "001", etc properties in an array, then
|
|
// these can be used to get its array property name for debugging.
|
|
const char *m_pParentArrayPropName;
|
|
};
|
|
|
|
|
|
class RecvTable
|
|
{
|
|
public:
|
|
|
|
typedef RecvProp PropType;
|
|
|
|
RecvTable();
|
|
RecvTable( RecvProp *pProps, int nProps, char *pNetTableName );
|
|
~RecvTable();
|
|
|
|
void Construct( RecvProp *pProps, int nProps, char *pNetTableName );
|
|
|
|
int GetNumProps();
|
|
RecvProp* GetProp( int i );
|
|
|
|
const char* GetName() const;
|
|
|
|
// Used by the engine while initializing array props.
|
|
void SetInitialized( bool bInitialized );
|
|
bool IsInitialized() const;
|
|
|
|
// Used by the engine.
|
|
void SetInMainList( bool bInList );
|
|
bool IsInMainList() const;
|
|
|
|
|
|
public:
|
|
|
|
// Properties described in a table.
|
|
RecvProp *m_pProps;
|
|
int m_nProps;
|
|
|
|
// The decoder. NOTE: this covers each RecvTable AND all its children (ie: its children
|
|
// will have their own decoders that include props for all their children).
|
|
CRecvDecoder *m_pDecoder;
|
|
|
|
char *m_pNetTableName; // The name matched between client and server.
|
|
|
|
|
|
private:
|
|
|
|
bool m_bInitialized;
|
|
bool m_bInMainList;
|
|
};
|
|
|
|
|
|
inline int RecvTable::GetNumProps()
|
|
{
|
|
return m_nProps;
|
|
}
|
|
|
|
inline RecvProp* RecvTable::GetProp( int i )
|
|
{
|
|
Assert( i >= 0 && i < m_nProps );
|
|
return &m_pProps[i];
|
|
}
|
|
|
|
inline const char* RecvTable::GetName() const
|
|
{
|
|
return m_pNetTableName;
|
|
}
|
|
|
|
inline void RecvTable::SetInitialized( bool bInitialized )
|
|
{
|
|
m_bInitialized = bInitialized;
|
|
}
|
|
|
|
inline bool RecvTable::IsInitialized() const
|
|
{
|
|
return m_bInitialized;
|
|
}
|
|
|
|
inline void RecvTable::SetInMainList( bool bInList )
|
|
{
|
|
m_bInMainList = bInList;
|
|
}
|
|
|
|
inline bool RecvTable::IsInMainList() const
|
|
{
|
|
return m_bInMainList;
|
|
}
|
|
|
|
|
|
// ------------------------------------------------------------------------------------------------------ //
|
|
// See notes on BEGIN_SEND_TABLE for a description. These macros work similarly.
|
|
// ------------------------------------------------------------------------------------------------------ //
|
|
#define BEGIN_RECV_TABLE(className, tableName) \
|
|
BEGIN_RECV_TABLE_NOBASE(className, tableName) \
|
|
RecvPropDataTable("baseclass", 0, 0, className::BaseClass::m_pClassRecvTable, DataTableRecvProxy_StaticDataTable),
|
|
|
|
#define BEGIN_RECV_TABLE_NOBASE(className, tableName) \
|
|
template <typename T> int ClientClassInit(T *); \
|
|
namespace tableName { \
|
|
struct ignored; \
|
|
} \
|
|
template <> int ClientClassInit<tableName::ignored>(tableName::ignored *); \
|
|
namespace tableName { \
|
|
RecvTable g_RecvTable; \
|
|
int g_RecvTableInit = ClientClassInit((tableName::ignored *)NULL); \
|
|
} \
|
|
template <> int ClientClassInit<tableName::ignored>(tableName::ignored *) \
|
|
{ \
|
|
typedef className currentRecvDTClass; \
|
|
char *pRecvTableName = #tableName; \
|
|
RecvTable &RecvTable = tableName::g_RecvTable; \
|
|
static RecvProp RecvProps[] = { \
|
|
RecvPropInt("should_never_see_this", 0, sizeof(int)), // It adds a dummy property at the start so you can define "empty" SendTables.
|
|
|
|
#define END_RECV_TABLE() \
|
|
}; \
|
|
RecvTable.Construct(RecvProps+1, sizeof(RecvProps) / sizeof(RecvProp) - 1, pRecvTableName); \
|
|
return 1; \
|
|
}
|
|
|
|
|
|
#define RECVINFO(varName) #varName, offsetof(currentRecvDTClass, varName), sizeof(((currentRecvDTClass*)0)->varName)
|
|
#define RECVINFO_NAME(varName, remoteVarName) #remoteVarName, offsetof(currentRecvDTClass, varName), sizeof(((currentRecvDTClass*)0)->varName)
|
|
#define RECVINFO_STRING(varName) #varName, offsetof(currentRecvDTClass, varName), STRINGBUFSIZE(currentRecvDTClass, varName)
|
|
#define RECVINFO_BASECLASS(tableName) RecvPropDataTable("this", 0, 0, &REFERENCE_RECV_TABLE(tableName))
|
|
#define RECVINFO_ARRAY(varName) #varName, offsetof(currentRecvDTClass, varName), sizeof(((currentRecvDTClass*)0)->varName[0]), sizeof(((currentRecvDTClass*)0)->varName)/sizeof(((currentRecvDTClass*)0)->varName[0])
|
|
|
|
// Just specify the name and offset. Used for strings and data tables.
|
|
#define RECVINFO_NOSIZE(varName) #varName, offsetof(currentRecvDTClass, varName)
|
|
#define RECVINFO_DT(varName) RECVINFO_NOSIZE(varName)
|
|
#define RECVINFO_DTNAME(varName,remoteVarName) #remoteVarName, offsetof(currentRecvDTClass, varName)
|
|
|
|
|
|
void RecvProxy_FloatToFloat ( const CRecvProxyData *pData, void *pStruct, void *pOut );
|
|
void RecvProxy_VectorToVector( const CRecvProxyData *pData, void *pStruct, void *pOut );
|
|
void RecvProxy_VectorXYToVectorXY( const CRecvProxyData *pData, void *pStruct, void *pOut );
|
|
void RecvProxy_QuaternionToQuaternion( const CRecvProxyData *pData, void *pStruct, void *pOut );
|
|
void RecvProxy_Int32ToInt8 ( const CRecvProxyData *pData, void *pStruct, void *pOut );
|
|
void RecvProxy_Int32ToInt16 ( const CRecvProxyData *pData, void *pStruct, void *pOut );
|
|
void RecvProxy_StringToString( const CRecvProxyData *pData, void *pStruct, void *pOut );
|
|
void RecvProxy_Int32ToInt32 ( const CRecvProxyData *pData, void *pStruct, void *pOut );
|
|
void RecvProxy_Int64ToInt64 ( const CRecvProxyData *pData, void *pStruct, void *pOut );
|
|
void RecvProxy_Int32ToColor32( const CRecvProxyData *pData, void *pStruct, void *pOut );
|
|
|
|
// StaticDataTable does *pOut = pData.
|
|
void DataTableRecvProxy_StaticDataTable(const RecvProp *pProp, void **pOut, void *pData, int objectID);
|
|
|
|
// PointerDataTable does *pOut = *((void**)pData) (ie: pData is a pointer to the object to decode into).
|
|
void DataTableRecvProxy_PointerDataTable(const RecvProp *pProp, void **pOut, void *pData, int objectID);
|
|
|
|
|
|
RecvProp RecvPropFloat(
|
|
char *pVarName,
|
|
int offset,
|
|
int sizeofVar=SIZEOF_IGNORE, // Handled by RECVINFO macro, but set to SIZEOF_IGNORE if you don't want to bother.
|
|
int flags=0,
|
|
RecvVarProxyFn varProxy=RecvProxy_FloatToFloat
|
|
);
|
|
|
|
RecvProp RecvPropVector(
|
|
char *pVarName,
|
|
int offset,
|
|
int sizeofVar=SIZEOF_IGNORE, // Handled by RECVINFO macro, but set to SIZEOF_IGNORE if you don't want to bother.
|
|
int flags=0,
|
|
RecvVarProxyFn varProxy=RecvProxy_VectorToVector
|
|
);
|
|
|
|
RecvProp RecvPropVectorXY(
|
|
char *pVarName,
|
|
int offset,
|
|
int sizeofVar=SIZEOF_IGNORE, // Handled by RECVINFO macro, but set to SIZEOF_IGNORE if you don't want to bother.
|
|
int flags=0,
|
|
RecvVarProxyFn varProxy=RecvProxy_VectorXYToVectorXY
|
|
);
|
|
|
|
// This is here so the RecvTable can look more like the SendTable.
|
|
#define RecvPropQAngles RecvPropVector
|
|
|
|
#if 0 // We can't ship this since it changes the size of DTVariant to be 20 bytes instead of 16 and that breaks MODs!!!
|
|
|
|
RecvProp RecvPropQuaternion(
|
|
char *pVarName,
|
|
int offset,
|
|
int sizeofVar=SIZEOF_IGNORE, // Handled by RECVINFO macro, but set to SIZEOF_IGNORE if you don't want to bother.
|
|
int flags=0,
|
|
RecvVarProxyFn varProxy=RecvProxy_QuaternionToQuaternion
|
|
);
|
|
#endif
|
|
|
|
RecvProp RecvPropInt(
|
|
char *pVarName,
|
|
int offset,
|
|
int sizeofVar=SIZEOF_IGNORE, // Handled by RECVINFO macro, but set to SIZEOF_IGNORE if you don't want to bother.
|
|
int flags=0,
|
|
RecvVarProxyFn varProxy=0
|
|
);
|
|
|
|
RecvProp RecvPropString(
|
|
char *pVarName,
|
|
int offset,
|
|
int bufferSize,
|
|
int flags=0,
|
|
RecvVarProxyFn varProxy=RecvProxy_StringToString
|
|
);
|
|
|
|
RecvProp RecvPropDataTable(
|
|
char *pVarName,
|
|
int offset,
|
|
int flags,
|
|
RecvTable *pTable,
|
|
DataTableRecvVarProxyFn varProxy=DataTableRecvProxy_StaticDataTable
|
|
);
|
|
|
|
RecvProp RecvPropArray3(
|
|
char *pVarName,
|
|
int offset,
|
|
int sizeofVar,
|
|
int elements,
|
|
RecvProp pArrayProp,
|
|
DataTableRecvVarProxyFn varProxy=DataTableRecvProxy_StaticDataTable
|
|
);
|
|
|
|
// Use the macro to let it automatically generate a table name. You shouldn't
|
|
// ever need to reference the table name. If you want to exclude this array, then
|
|
// reference the name of the variable in varTemplate.
|
|
RecvProp InternalRecvPropArray(
|
|
const int elementCount,
|
|
const int elementStride,
|
|
char *pName,
|
|
ArrayLengthRecvProxyFn proxy
|
|
);
|
|
|
|
|
|
//
|
|
// Use this to match a SendPropArray_AllAtOnce
|
|
//
|
|
#define RecvPropArray_AllAtOnce( arrayName, propDefinition ) \
|
|
RecvPropArray( propDefinition, arrayName )
|
|
|
|
//
|
|
// Use this to match a SendPropArray_UniqueElements
|
|
//
|
|
#define RecvPropArray_UniqueElements( arrayName, propDefinition ) \
|
|
RecvPropArray3( RECVINFO_ARRAY( m_nValues ), propDefinition )
|
|
|
|
|
|
|
|
//
|
|
// Use this if you want to completely manage the way the array data is stored.
|
|
// You'll need to provide a proxy inside varTemplate that looks for 'iElement'
|
|
// to figure out where to store the specified element.
|
|
//
|
|
#define RecvPropVirtualArray( arrayLengthProxy, maxArrayLength, varTemplate, propertyName ) \
|
|
varTemplate, \
|
|
InternalRecvPropArray( \
|
|
maxArrayLength, \
|
|
0, \
|
|
#propertyName, \
|
|
arrayLengthProxy \
|
|
)
|
|
|
|
|
|
// Use this and pass the array name and it will figure out the count and stride automatically.
|
|
#define RecvPropVariableLengthArray( arrayLengthProxy, varTemplate, arrayName ) \
|
|
varTemplate, \
|
|
InternalRecvPropArray( \
|
|
sizeof(((currentRecvDTClass*)0)->arrayName) / PROPSIZEOF(currentRecvDTClass, arrayName[0]), \
|
|
PROPSIZEOF(currentRecvDTClass, arrayName[0]), \
|
|
#arrayName, \
|
|
arrayLengthProxy \
|
|
)
|
|
|
|
|
|
// Use this and pass the array name and it will figure out the count and stride automatically.
|
|
#define RecvPropArray( varTemplate, arrayName ) \
|
|
RecvPropVariableLengthArray( 0, varTemplate, arrayName )
|
|
|
|
|
|
// Use this one to specify the element count and stride manually.
|
|
#define RecvPropArray2( arrayLengthProxy, varTemplate, elementCount, elementStride, arrayName ) \
|
|
varTemplate, \
|
|
InternalRecvPropArray( elementCount, elementStride, #arrayName, arrayLengthProxy )
|
|
|
|
|
|
// ---------------------------------------------------------------------------------------- //
|
|
// Inlines.
|
|
// ---------------------------------------------------------------------------------------- //
|
|
|
|
inline void RecvProp::InitArray( int nElements, int elementStride )
|
|
{
|
|
m_RecvType = DPT_Array;
|
|
m_nElements = nElements;
|
|
m_ElementStride = elementStride;
|
|
}
|
|
|
|
inline int RecvProp::GetNumElements() const
|
|
{
|
|
return m_nElements;
|
|
}
|
|
|
|
inline void RecvProp::SetNumElements( int nElements )
|
|
{
|
|
m_nElements = nElements;
|
|
}
|
|
|
|
inline int RecvProp::GetElementStride() const
|
|
{
|
|
return m_ElementStride;
|
|
}
|
|
|
|
inline void RecvProp::SetElementStride( int stride )
|
|
{
|
|
m_ElementStride = stride;
|
|
}
|
|
|
|
inline int RecvProp::GetFlags() const
|
|
{
|
|
return m_Flags;
|
|
}
|
|
|
|
inline const char* RecvProp::GetName() const
|
|
{
|
|
return m_pVarName;
|
|
}
|
|
|
|
inline SendPropType RecvProp::GetType() const
|
|
{
|
|
return m_RecvType;
|
|
}
|
|
|
|
inline RecvTable* RecvProp::GetDataTable() const
|
|
{
|
|
return m_pDataTable;
|
|
}
|
|
|
|
inline void RecvProp::SetDataTable( RecvTable *pTable )
|
|
{
|
|
m_pDataTable = pTable;
|
|
}
|
|
|
|
inline RecvVarProxyFn RecvProp::GetProxyFn() const
|
|
{
|
|
return m_ProxyFn;
|
|
}
|
|
|
|
inline void RecvProp::SetProxyFn( RecvVarProxyFn fn )
|
|
{
|
|
m_ProxyFn = fn;
|
|
}
|
|
|
|
inline DataTableRecvVarProxyFn RecvProp::GetDataTableProxyFn() const
|
|
{
|
|
return m_DataTableProxyFn;
|
|
}
|
|
|
|
inline void RecvProp::SetDataTableProxyFn( DataTableRecvVarProxyFn fn )
|
|
{
|
|
m_DataTableProxyFn = fn;
|
|
}
|
|
|
|
inline int RecvProp::GetOffset() const
|
|
{
|
|
return m_Offset;
|
|
}
|
|
|
|
inline void RecvProp::SetOffset( int o )
|
|
{
|
|
m_Offset = o;
|
|
}
|
|
|
|
inline RecvProp* RecvProp::GetArrayProp() const
|
|
{
|
|
return m_pArrayProp;
|
|
}
|
|
|
|
inline void RecvProp::SetArrayProp( RecvProp *pProp )
|
|
{
|
|
m_pArrayProp = pProp;
|
|
}
|
|
|
|
inline void RecvProp::SetArrayLengthProxy( ArrayLengthRecvProxyFn proxy )
|
|
{
|
|
m_ArrayLengthProxy = proxy;
|
|
}
|
|
|
|
inline ArrayLengthRecvProxyFn RecvProp::GetArrayLengthProxy() const
|
|
{
|
|
return m_ArrayLengthProxy;
|
|
}
|
|
|
|
inline bool RecvProp::IsInsideArray() const
|
|
{
|
|
return m_bInsideArray;
|
|
}
|
|
|
|
inline void RecvProp::SetInsideArray()
|
|
{
|
|
m_bInsideArray = true;
|
|
}
|
|
|
|
inline const void* RecvProp::GetExtraData() const
|
|
{
|
|
return m_pExtraData;
|
|
}
|
|
|
|
inline void RecvProp::SetExtraData( const void *pData )
|
|
{
|
|
m_pExtraData = pData;
|
|
}
|
|
|
|
inline const char* RecvProp::GetParentArrayPropName()
|
|
{
|
|
return m_pParentArrayPropName;
|
|
}
|
|
|
|
inline void RecvProp::SetParentArrayPropName( const char *pArrayPropName )
|
|
{
|
|
m_pParentArrayPropName = pArrayPropName;
|
|
}
|
|
|
|
#endif // DATATABLE_RECV_H
|