Counter Strike : Global Offensive Source Code
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//===== Copyright c 1996-2008, Valve Corporation, All rights reserved. ======//
//
// Purpose:
//
// $NoKeywords: $
//===========================================================================//
#include "resourcefile/schema.h"
#include "resourcesystem/iresourcesystem.h"
#include "tier1/generichash.h"
#include "tier0/dbg.h"
// Must be last
#include "tier0/memdbgon.h"
#define STRUCT_NAME_HASH_SEED 0xBAADFEED
#define FIELD_CRC_HASH_SEED 0x12345678
//-----------------------------------------------------------------------------
// Computes a resource structure id given a structure name string
//-----------------------------------------------------------------------------
ResourceStructureId_t ComputeStructureNameHash( const char *pStructName )
{
int nLength = Q_strlen( pStructName );
return (ResourceStructureId_t)MurmurHash2( pStructName, nLength, STRUCT_NAME_HASH_SEED );
}
//////////////////////////////////////////////////////////////////////////
CResourceIntrospection* CResourceIntrospection::AddToStream( CResourceStream *pStream, ResourceFileHeader_t *pHeader, int nBlockIndex )
{
CResourceIntrospection* pResult = Resource_AllocateBlock< CResourceIntrospection >( pStream, pHeader, nBlockIndex );
pResult->m_nVersion = RESOURCE_INTROSPECTION_VERSION;
pResult->m_Metadata = NULL;
return pResult;
}
const CResourceIntrospection* CResourceIntrospection::FindInFile( const ResourceFileHeader_t *pHeader )
{
const CResourceIntrospection* pResult = Resource_GetBlock<CResourceIntrospection>( pHeader );
Assert( !pResult || pResult->m_nVersion == RESOURCE_INTROSPECTION_VERSION );
return pResult;
}
uint32 CResourceIntrospection::GetVersion() const
{
return m_nVersion;
}
const CResourceStructIntrospection* CResourceIntrospection::FindStructIntrospectionForResourceType( ResourceType_t nType ) const
{
// FIXME: Assumes identical ResourceTypeEngine_t + metadata
const CResourceStructIntrospection* pLocalStruct = g_pResourceSystem->FindStructIntrospectionForResourceType( nType );
if ( pLocalStruct )
{
return FindStructIntrospection( pLocalStruct->m_nId );
}
else
{
return NULL;
}
/*
const CResourceEnumIntrospection* pEnumIntrospect = FindEnumIntrospection( "ResourceTypeEngine_t" );
if ( pEnumIntrospect == NULL )
{
Warning( "Encountered a CResourceIntrospection with no ResourceTypeEngine_t entry.\n" );
return NULL;
}
const char *pResourceType = pEnumIntrospect->FindEnumString( nType );
for ( int i = 0; i < m_StructIntrospection.Count(); ++i )
{
if ( !Q_stricmp( m_StructIntrospection[i].m_pResourceType, pResourceType ) )
return &m_StructIntrospection[i];
}
return NULL;
*/
}
const CResourceStructIntrospection* CResourceIntrospection::FindPermanentStructIntrospectionForResourceType( ResourceType_t nType ) const
{
// FIXME: Assumes identical ResourceTypeEngine_t + metadata
const CResourceStructIntrospection* pLocalStruct = g_pResourceSystem->FindPermanentStructIntrospectionForResourceType( nType );
if ( pLocalStruct )
{
return FindStructIntrospection( pLocalStruct->m_nId );
}
else
{
return NULL;
}
/*
const CResourceEnumIntrospection* pEnumIntrospect = FindEnumIntrospection( "ResourceTypeEngine_t" );
if ( pEnumIntrospect == NULL )
{
// See above
Warning( "Encountered a CResourceIntrospection with no ResourceTypeEngine_t entry.\n" );
return NULL;
}
const char *pResourceType = pEnumIntrospect->FindEnumString( nType );
for ( int i = 0; i < m_StructIntrospection.Count(); ++i )
{
if ( !Q_stricmp( m_StructIntrospection[i].m_pResourceType, pResourceType ) )
return FindStructIntrospection( m_StructIntrospection[i].m_nUncacheableStructId );
}
return NULL;
*/
}
//-----------------------------------------------------------------------------
// Iteration of resource introspection structs
//-----------------------------------------------------------------------------
int CResourceIntrospection::GetStructCount() const
{
return m_StructIntrospection.Count();
}
const CResourceStructIntrospection* CResourceIntrospection::GetStructIntrospection( int nIndex ) const
{
return &m_StructIntrospection[nIndex];
}
CResourceStructIntrospection* CResourceIntrospection::GetWritableStructIntrospection( int nIndex )
{
return &m_StructIntrospection[nIndex];
}
//-----------------------------------------------------------------------------
// Finds a struct introspection record
//-----------------------------------------------------------------------------
const CResourceStructIntrospection* CResourceIntrospection::FindStructIntrospection( ResourceStructureId_t id ) const
{
int nCount = GetStructCount();
for ( int i = 0; i < nCount; ++i )
{
if ( m_StructIntrospection[i].m_nId == id )
return &m_StructIntrospection[i];
}
return NULL;
}
const CResourceStructIntrospection* CResourceIntrospection::FindStructIntrospection( const char *pStructName ) const
{
ResourceStructureId_t id = ComputeStructureNameHash( pStructName );
return FindStructIntrospection( id );
}
//-----------------------------------------------------------------------------
// Iteration of resource introspection enums
//-----------------------------------------------------------------------------
int CResourceIntrospection::GetEnumCount() const
{
return m_EnumIntrospection.Count();
}
const CResourceEnumIntrospection* CResourceIntrospection::GetEnumIntrospection( int nIndex ) const
{
return &m_EnumIntrospection[nIndex];
}
CResourceEnumIntrospection* CResourceIntrospection::GetWritableEnumIntrospection( int nIndex )
{
return &m_EnumIntrospection[nIndex];
}
//-----------------------------------------------------------------------------
// Finds an enum introspection record
//-----------------------------------------------------------------------------
const CResourceEnumIntrospection* CResourceIntrospection::FindEnumIntrospection( ResourceStructureId_t id ) const
{
int nCount = GetEnumCount();
for ( int i = 0; i < nCount; ++i )
{
if ( m_EnumIntrospection[i].m_nId == id )
return &m_EnumIntrospection[i];
}
return NULL;
}
const CResourceEnumIntrospection* CResourceIntrospection::FindEnumIntrospection( const char *pEnumName ) const
{
ResourceStructureId_t id = ComputeStructureNameHash( pEnumName );
return FindEnumIntrospection( id );
}
//-----------------------------------------------------------------------------
// Iteration of resource introspection typedefs
//-----------------------------------------------------------------------------
int CResourceIntrospection::GetTypedefCount() const
{
return m_TypedefIntrospection.Count();
}
const CResourceTypedefIntrospection* CResourceIntrospection::GetTypedefIntrospection( int nIndex ) const
{
return &m_TypedefIntrospection[nIndex];
}
CResourceTypedefIntrospection* CResourceIntrospection::GetWritableTypedefIntrospection( int nIndex )
{
return &m_TypedefIntrospection[nIndex];
}
//-----------------------------------------------------------------------------
// Methods used for writing data
//-----------------------------------------------------------------------------
void CResourceIntrospection::AllocateStructs( CResourceStream *pStream, int nCount )
{
m_StructIntrospection = pStream->Allocate< CResourceStructIntrospection >( nCount );
}
void CResourceIntrospection::AllocateEnums( CResourceStream *pStream, int nCount )
{
m_EnumIntrospection = pStream->Allocate< CResourceEnumIntrospection >( nCount );
}
void CResourceIntrospection::AllocateTypedefs( CResourceStream *pStream, int nCount )
{
m_TypedefIntrospection = pStream->Allocate< CResourceTypedefIntrospection >( nCount );
}
IntrospectionCompatibilityType_t CResourceIntrospection::CalculateCompatibility( ) const
{
IntrospectionCompatibilityType_t nCompatibilityType = INTROSPECTION_COMPAT_IDENTICAL;
for ( int i = 0; i < m_StructIntrospection.Count(); ++i )
{
const CResourceStructIntrospection *pMine = &m_StructIntrospection[i];
const CResourceStructIntrospection *pGlobal = g_pResourceSystem->FindStructIntrospection( pMine->m_nId );
if ( pGlobal == NULL )
{
Warning( "Resource introspection block contained a struct '%s' which doesn't exist anymore.\n", pMine->m_pName.GetPtr() );
return INTROSPECTION_COMPAT_REQUIRES_CONVERSION;
}
if ( pMine->m_nCrc != pGlobal->m_nCrc )
{
return INTROSPECTION_COMPAT_REQUIRES_CONVERSION;
}
if ( pGlobal->m_nDiskSize != pGlobal->m_nMemorySize )
{
if ( !V_strcmp( pMine->m_pName, "MaterialDrawDescriptor_t" ) )
{
Warning( "****** HARDCODED CHECK FOR MaterialDrawDescriptor_t - REPLACE WITH METADATA LOOKUP WHEN AVAILABLE ******\n" );
continue;
}
if ( nCompatibilityType == INTROSPECTION_COMPAT_IDENTICAL )
{
// don't want to say scatter if other things require full conversion
nCompatibilityType = INTROSPECTION_COMPAT_REQUIRES_SCATTER;
}
}
}
for ( int i = 0; i < m_EnumIntrospection.Count(); ++i )
{
const CResourceEnumIntrospection *pMine = &m_EnumIntrospection[i];
const CResourceEnumIntrospection *pGlobal = g_pResourceSystem->FindEnumIntrospection( pMine->m_nId );
if ( pMine->m_nCrc != pGlobal->m_nCrc )
{
return INTROSPECTION_COMPAT_REQUIRES_CONVERSION;
}
}
return nCompatibilityType;
}
//-----------------------------------------------------------------------------
//
// Introspection data associated with a single structure
//
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
// Iteration of fields of a particular struct
//-----------------------------------------------------------------------------
int CResourceStructIntrospection::GetFieldCount() const
{
return m_FieldIntrospection.Count();
}
const CResourceFieldIntrospection* CResourceStructIntrospection::GetField( int nIndex ) const
{
return &m_FieldIntrospection[nIndex];
}
CResourceFieldIntrospection* CResourceStructIntrospection::GetWritableField( int nIndex )
{
return &m_FieldIntrospection[nIndex];
}
//-----------------------------------------------------------------------------
// Find a field
//-----------------------------------------------------------------------------
const CResourceFieldIntrospection* CResourceStructIntrospection::FindField( const char *pFieldName ) const
{
int nCount = GetFieldCount();
for ( int i = 0; i < nCount; ++i )
{
if ( !Q_stricmp( m_FieldIntrospection[i].m_pFieldName, pFieldName ) )
return &m_FieldIntrospection[i];
}
return NULL;
}
//-----------------------------------------------------------------------------
// Methods used for writing data
//-----------------------------------------------------------------------------
static char s_pEmptyBlockType[4] = { 0, 0, 0, 0 };
void CResourceStructIntrospection::SetStructInfo( CResourceStream *pStream,
const char *pStructName, const char *pBaseStruct, const char *pUncacheableStruct, uint32 nMemorySize, uint32 nDiskSize,
uint32 nAlignment, const char *pDmeElementType, const char *pBlockType, const char *pResourceType, bool bHasVTable )
{
ResourceStructureId_t id = ComputeStructureNameHash( pStructName );
ResourceStructureId_t baseId = pBaseStruct ? ComputeStructureNameHash( pBaseStruct ) : 0;
ResourceStructureId_t uncacheableId = pUncacheableStruct ? ComputeStructureNameHash( pUncacheableStruct ) : 0;
m_pName = pStream->WriteString( pStructName );
m_nId = id;
m_nBaseStructId = baseId;
m_nUncacheableStructId = uncacheableId;
m_pDmeElementType = pStream->WriteString( pDmeElementType );
m_nMemorySize = nMemorySize;
m_nDiskSize = nDiskSize;
m_nAlignment = nAlignment;
if ( !pBlockType || !pBlockType[0] )
{
pBlockType = s_pEmptyBlockType;
}
memcpy( m_ResourceBlockType, pBlockType, 4 * sizeof(uint8) );
m_pResourceType = pStream->WriteString( pResourceType );
m_nStructFlags = bHasVTable ? RESOURCE_STRUCT_HAS_VTABLE : 0;
}
bool CResourceStructIntrospection::HasVTable() const
{
return (m_nStructFlags & RESOURCE_STRUCT_HAS_VTABLE);
}
void CResourceStructIntrospection::SetStructInfo( CResourceStream *pStream, const CResourceStructIntrospection *src )
{
SetStructInfo( pStream, src->m_pName, NULL, NULL, src->m_nMemorySize, src->m_nDiskSize, src->m_nAlignment, src->m_pDmeElementType, (const char*)src->m_ResourceBlockType, src->m_pResourceType, src->HasVTable() );
m_nBaseStructId = src->m_nBaseStructId;
m_nUncacheableStructId = src->m_nUncacheableStructId;
}
void CResourceStructIntrospection::ComputeCRC( CResourceStream *pStream )
{
m_nCrc = MurmurHash2( m_FieldIntrospection.GetPtr(),
m_FieldIntrospection.Count() * sizeof(CResourceFieldIntrospection),
FIELD_CRC_HASH_SEED );
}
void CResourceStructIntrospection::AllocateFields( CResourceStream *pStream, int nCount )
{
m_FieldIntrospection = pStream->Allocate< CResourceFieldIntrospection >( nCount );
}
//-----------------------------------------------------------------------------
//
// Introspection data associated with a field in a structure
//
//-----------------------------------------------------------------------------
DEFINE_SCHEMA_DATA_CLASS( CResourceFieldIntrospection );
void CResourceFieldIntrospection::SetFieldInfo( CResourceStream *pStream,
const char *pFieldName, int nMemoryOffset, int nDiskOffset, int nArrayCount )
{
m_pFieldName = pStream->WriteString( pFieldName );
m_nInMemoryOffset = nMemoryOffset;
m_nOnDiskOffset = nDiskOffset;
m_nCount = nArrayCount;
}
void CResourceFieldIntrospection::SetFieldType( CResourceStream *pStream,
const CUtlVector<ResourceFieldType_t>& TypeChain, uint32 nRootFieldData )
{
Assert( TypeChain.Count() > 0 );
m_nTypeChainCount = TypeChain.Count();
m_nFieldType = TypeChain[0];
if ( m_nTypeChainCount == 1 )
{
m_nTypeChain = nRootFieldData;
}
else
{
CLockedResource<uint32> pChainAlloc = pStream->Allocate<uint32>( m_nTypeChainCount );
for ( int i = 1; i < m_nTypeChainCount; ++i )
{
pChainAlloc[i-1] = TypeChain[i];
}
pChainAlloc[m_nTypeChainCount-1] = nRootFieldData;
CResourcePointer<uint32>* pResult = reinterpret_cast< CResourcePointer<uint32>* >( &m_nTypeChain );
*pResult = pChainAlloc;
}
}
void CResourceFieldIntrospection::SetFieldInfo( CResourceStream *pStream, const CResourceFieldIntrospection *src )
{
SetFieldInfo( pStream, src->m_pFieldName, src->m_nInMemoryOffset, src->m_nOnDiskOffset, src->m_nCount );
m_nTypeChainCount = src->m_nTypeChainCount;
m_nFieldType = src->ReadTypeChain(0);
if ( m_nTypeChainCount == 1 )
{
m_nTypeChain = src->GetRootTypeData();
}
else
{
CLockedResource<uint32> pChainAlloc = pStream->Allocate<uint32>( m_nTypeChainCount );
for ( int i = 1; i < m_nTypeChainCount; ++i )
{
pChainAlloc[i-1] = src->ReadTypeChain(i);
}
pChainAlloc[m_nTypeChainCount-1] = src->GetRootTypeData();
CResourcePointer<uint32>* pResult = reinterpret_cast< CResourcePointer<uint32>* >( &m_nTypeChain );
*pResult = pChainAlloc;
}
}
ResourceFieldType_t CResourceFieldIntrospection::ReadTypeChain( int nChainIndex ) const
{
Assert ( nChainIndex < m_nTypeChainCount );
if ( nChainIndex == 0 )
{
// fieldtype is always the first element
return (ResourceFieldType_t)m_nFieldType;
}
else
{
return (ResourceFieldType_t)(((const CResourcePointer<const uint32>*)( &m_nTypeChain ))->GetPtr())[nChainIndex-1];
}
}
uint32 CResourceFieldIntrospection::GetRootTypeData() const
{
if ( m_nTypeChainCount == 1 )
{
return m_nTypeChain;
}
else
{
const uint32* pChain = ((const CResourcePointer<const uint32>*)( &m_nTypeChain ))->GetPtr();
return pChain[m_nTypeChainCount-1];
}
}
ResourceFieldType_t CResourceFieldIntrospection::GetRootType() const
{
if ( m_nTypeChainCount == 1 )
{
return (ResourceFieldType_t)m_nFieldType;
}
else
{
Assert( m_nTypeChainCount >= 2 );
const uint32* pChain = ((const CResourcePointer<const uint32>*)( &m_nTypeChain ))->GetPtr();
return (ResourceFieldType_t)pChain[m_nTypeChainCount-2];
}
}
int CResourceFieldIntrospection::GetElementMemorySize( int nTypeChainIndex, const CResourceIntrospection* pIntroDct ) const
{
ResourceFieldType_t fieldType = ReadTypeChain( nTypeChainIndex );
if ( fieldType == RESOURCE_FIELD_TYPE_STRUCT )
{
// a struct must be at the end of a type chain
Assert( nTypeChainIndex == m_nTypeChainCount - 1 );
const CResourceStructIntrospection* pStructIntro = NULL;
if ( pIntroDct != NULL )
{
pStructIntro = pIntroDct->FindStructIntrospection( (ResourceStructureId_t)GetRootTypeData() );
}
else
{
pStructIntro = g_pResourceSystem->FindStructIntrospection( (ResourceStructureId_t)GetRootTypeData() );
}
Assert( pStructIntro != NULL );
return pStructIntro->m_nMemorySize;
}
else
{
return g_pResourceSystem->GetFieldSize( fieldType );
}
}
int CResourceFieldIntrospection::GetElementDiskSize( int nTypeChainIndex, const CResourceIntrospection* pIntroDct ) const
{
ResourceFieldType_t fieldType = ReadTypeChain( nTypeChainIndex );
if ( fieldType == RESOURCE_FIELD_TYPE_STRUCT )
{
// a struct must be at the end of a type chain
Assert( nTypeChainIndex == m_nTypeChainCount - 1 );
const CResourceStructIntrospection* pStructIntro = NULL;
if ( pIntroDct != NULL )
{
pStructIntro = pIntroDct->FindStructIntrospection( (ResourceStructureId_t)GetRootTypeData() );
}
else
{
pStructIntro = g_pResourceSystem->FindStructIntrospection( (ResourceStructureId_t)GetRootTypeData() );
}
Assert( pStructIntro != NULL );
return pStructIntro->m_nDiskSize;
}
else
{
return g_pResourceSystem->GetFieldSize( fieldType );
}
}
int CResourceFieldIntrospection::GetElementSize( const ResourceDataLayout_t nDataLocation, int nTypeChainIndex, const CResourceIntrospection* pIntroDct ) const
{
if ( nDataLocation == RESOURCE_DATA_LAYOUT_MEMORY )
{
return GetElementMemorySize(nTypeChainIndex,pIntroDct);
}
else
{
Assert( nDataLocation == RESOURCE_DATA_LAYOUT_DISK );
return GetElementDiskSize(nTypeChainIndex,pIntroDct);
}
}
int CResourceFieldIntrospection::GetElementAlignment( int nTypeChainIndex, const CResourceIntrospection* pIntroDct ) const
{
ResourceFieldType_t fieldType = ReadTypeChain( nTypeChainIndex );
if ( fieldType == RESOURCE_FIELD_TYPE_STRUCT )
{
// a struct must be at the end of a type chain
Assert( nTypeChainIndex == m_nTypeChainCount - 1 );
const CResourceStructIntrospection* pStructIntro = NULL;
if ( pIntroDct != NULL )
{
pStructIntro = pIntroDct->FindStructIntrospection( (ResourceStructureId_t)GetRootTypeData() );
}
else
{
pStructIntro = g_pResourceSystem->FindStructIntrospection( (ResourceStructureId_t)GetRootTypeData() );
}
Assert( pStructIntro != NULL );
return pStructIntro->m_nAlignment;
}
else
{
return g_pResourceSystem->GetFieldAlignment( fieldType );
}
}
//-----------------------------------------------------------------------------
//
// Introspection data associated with a single enumerated type
//
//-----------------------------------------------------------------------------
DEFINE_SCHEMA_DATA_CLASS( CResourceEnumIntrospection );
int CResourceEnumIntrospection::GetEnumValueCount() const
{
return m_EnumValueIntrospection.Count();
}
const CResourceEnumValueIntrospection* CResourceEnumIntrospection::GetEnumValue( int nIndex ) const
{
return &m_EnumValueIntrospection[nIndex];
}
CResourceEnumValueIntrospection* CResourceEnumIntrospection::GetWritableEnumValue( int nIndex )
{
return &m_EnumValueIntrospection[nIndex];
}
const CResourceEnumValueIntrospection* CResourceEnumIntrospection::FindEnumValue( const char *pEnumValueName ) const
{
int nCount = GetEnumValueCount();
for ( int i = 0; i < nCount; ++i )
{
if ( !Q_stricmp( m_EnumValueIntrospection[i].m_pEnumValueName, pEnumValueName ) )
return &m_EnumValueIntrospection[i];
}
return NULL;
}
const char *CResourceEnumIntrospection::FindEnumString( int nValue ) const
{
int nCount = GetEnumValueCount();
for ( int i = 0; i < nCount; ++i )
{
if ( m_EnumValueIntrospection[i].m_nEnumValue == nValue )
return m_EnumValueIntrospection[i].m_pEnumValueName;
}
return NULL;
}
void CResourceEnumIntrospection::SetEnumName( CResourceStream *pStream, const char *pEnumName )
{
m_pName = pStream->WriteString( pEnumName );
m_nId = ComputeStructureNameHash( pEnumName );
}
void CResourceEnumIntrospection::ComputeCRC( CResourceStream *pStream )
{
m_nCrc = MurmurHash2( m_EnumValueIntrospection.GetPtr(),
m_EnumValueIntrospection.Count() * sizeof(CResourceEnumValueIntrospection),
FIELD_CRC_HASH_SEED );
}
void CResourceEnumIntrospection::AllocateEnumValues( CResourceStream *pStream, int nCount )
{
m_EnumValueIntrospection = pStream->Allocate< CResourceEnumValueIntrospection >( nCount );
}
void CResourceEnumValueIntrospection::SetEnumValueInfo( CResourceStream *pStream, const char *pEnumValueName, int32 nValue )
{
m_pEnumValueName = pStream->WriteString( pEnumValueName );
m_nEnumValue = nValue;
}
const char *CResourceEnumValueIntrospection::GetName() const
{
return m_pEnumValueName;
}
int CResourceEnumValueIntrospection::GetValue() const
{
return m_nEnumValue;
}
//-----------------------------------------------------------------------------
//
// Introspection data associated with a typedef
//
//-----------------------------------------------------------------------------
DEFINE_SCHEMA_DATA_CLASS( CResourceTypedefIntrospection );
void CResourceTypedefIntrospection::SetTypedefInfo( CResourceStream *pStream, const char *pTypedefName, const char *pTypedefType )
{
m_nId = ComputeStructureNameHash( pTypedefName );
m_pName = pStream->WriteString( pTypedefName );
m_pType = pStream->WriteString( pTypedefType );
}
//-----------------------------------------------------------------------------
//
// Helper for traversal of an introspected piece of memory
//
//-----------------------------------------------------------------------------
CResourceIntrospectionTraversal::CResourceIntrospectionTraversal( const CResourceIntrospection *pResIntro ) :
m_pResIntro( pResIntro ),
m_bTraverseDiskLayout( false )
{
}
void CResourceIntrospectionTraversal::TraverseStruct( const void *pStruct, const CResourceStructIntrospection *pStructIntro )
{
Assert( pStruct != NULL );
Assert( pStructIntro != NULL );
if ( !VisitStruct( pStruct, pStructIntro ) )
{
return;
}
int nFields = pStructIntro->GetFieldCount();
for ( int i = 0; i < nFields; ++i )
{
const CResourceFieldIntrospection *pFieldIntro = pStructIntro->GetField(i);
void *pField = (uint8*)pStruct + ( m_bTraverseDiskLayout ?
pFieldIntro->m_nOnDiskOffset :
pFieldIntro->m_nInMemoryOffset );
TraverseField( pField, pFieldIntro, (ResourceFieldType_t)pFieldIntro->m_nFieldType, 0 );
}
}
void CResourceIntrospectionTraversal::TraverseRootField( const void *pField, const CResourceFieldIntrospection *pFieldIntro )
{
if ( !VisitRootField( pField, pFieldIntro ) )
{
return;
}
if ( pField == NULL )
{
return;
}
ResourceFieldType_t nFieldType = pFieldIntro->GetRootType();
uint32 nFieldData = pFieldIntro->GetRootTypeData();
switch( nFieldType )
{
case RESOURCE_FIELD_TYPE_STRUCT:
{
const CResourceStructIntrospection* pStructIntro = NULL;
if ( m_pResIntro )
{
pStructIntro = m_pResIntro->FindStructIntrospection( (ResourceStructureId_t)nFieldData );
}
else
{
pStructIntro = g_pResourceSystem->FindStructIntrospection( (ResourceStructureId_t)nFieldData );
}
TraverseStruct( pField, pStructIntro );
break;
}
case RESOURCE_FIELD_TYPE_ENUM:
{
const CResourceEnumIntrospection* pEnumIntro = NULL;
if ( m_pResIntro )
{
pEnumIntro = m_pResIntro->FindEnumIntrospection( (ResourceStructureId_t)nFieldData );
}
else
{
pEnumIntro = g_pResourceSystem->FindEnumIntrospection( (ResourceStructureId_t)nFieldData );
}
VisitEnum( pField, pEnumIntro );
break;
}
}
}
void CResourceIntrospectionTraversal::TraverseField( const void *pField, const CResourceFieldIntrospection *pFieldIntro, ResourceFieldType_t fieldType, int nTypeChainIndex )
{
if ( !VisitField( pField, pFieldIntro, nTypeChainIndex ) )
{
return;
}
int nElementSize = m_bTraverseDiskLayout ? pFieldIntro->GetElementDiskSize( nTypeChainIndex, m_pResIntro )
: pFieldIntro->GetElementMemorySize( nTypeChainIndex, m_pResIntro );
int nInlineCount = 1;
if ( nTypeChainIndex == 0 )
{
nInlineCount = pFieldIntro->m_nCount > 0 ? pFieldIntro->m_nCount : 1;
}
if ( nTypeChainIndex == pFieldIntro->m_nTypeChainCount-1 )
{
for ( int i = 0; i < nInlineCount; ++i )
{
void* pFieldInstance = (byte*)pField + nElementSize * i;
TraverseRootField( pFieldInstance, pFieldIntro );
}
}
else
{
ResourceFieldType_t subFieldType = pFieldIntro->ReadTypeChain(nTypeChainIndex);
for ( int i = 0; i < nInlineCount; ++i )
{
void* pFieldInstance = (byte*)pField + nElementSize * i;
switch ( fieldType )
{
case RESOURCE_FIELD_TYPE_RESOURCE_POINTER:
{
void *pPointedTo = ( ( CResourcePointer< char >* )pFieldInstance )->GetPtr();
TraverseField( pPointedTo, pFieldIntro, subFieldType, nTypeChainIndex + 1 );
break;
}
case RESOURCE_FIELD_TYPE_RESOURCE_REFERENCE:
{
// SCHEMAFIXME: Sometimes we might want to follow resource references during a traversal
break;
}
case RESOURCE_FIELD_TYPE_RESOURCE_ARRAY:
{
int nStride = m_bTraverseDiskLayout ? pFieldIntro->GetElementDiskSize( nTypeChainIndex+1, m_pResIntro )
: pFieldIntro->GetElementMemorySize( nTypeChainIndex+1, m_pResIntro );
// can't do a CResourceArray cast because element size is unknown
uint32 nArrayCount = ((uint32*)pFieldInstance)[1];
if ( nArrayCount )
{
byte* pArrayRoot = ResolveOffsetFast( (const int32*)pFieldInstance );
for ( uint32 i = 0; i < nArrayCount; ++i )
{
TraverseField( pArrayRoot+i*nStride, pFieldIntro, subFieldType, nTypeChainIndex + 1 );
}
}
break;
}
case RESOURCE_FIELD_TYPE_C_POINTER:
{
void *pPointedTo = *((void**)pFieldInstance);
TraverseField( pPointedTo, pFieldIntro, subFieldType, nTypeChainIndex + 1 );
break;
}
break;
default:
AssertMsg(false, "Unrecognized non-root resource field type" );
break;
}
}
}
PostVisitField( pField, pFieldIntro, nTypeChainIndex );
}
//////////////////////////////////////////////////////////////////////////
#define DEFINE_TYPE( _type_name, _resource_field_type, _memory_size, _disk_size, _alignment )\
{ _type_name, _resource_field_type, _memory_size, _disk_size, _alignment }
#define DEFINE_ATOMIC_TYPE_SIMPLE( _type_name, _resource_field_type ) DEFINE_TYPE( #_type_name, _resource_field_type, sizeof(_type_name), sizeof(_type_name), sizeof(_type_name) )
#define DEFINE_ATOMIC_TYPE_NOSERIALIZE( _type_name, _resource_field_type ) DEFINE_TYPE( #_type_name, _resource_field_type, sizeof(_type_name), 0, sizeof(_type_name) )
#define DEFINE_ATOMIC_TYPE_SPECIAL_ALIGN( _type_name, _resource_field_type, _align ) DEFINE_TYPE( #_type_name, _resource_field_type, sizeof(_type_name), sizeof(_type_name), _align )
#define DEFINE_PARAMETERIZED_TYPE( _type_name, _representative_type, _resource_field_type )\
DEFINE_TYPE( _type_name, _resource_field_type, sizeof(_representative_type), sizeof(_representative_type), sizeof(_representative_type) )
static ResourceFieldProperties_t s_pFieldTypes[] =
{
{ "unknown", RESOURCE_FIELD_TYPE_UNKNOWN, 0, 0, 0 },
DEFINE_PARAMETERIZED_TYPE( "CResourcePointer", CResourcePointer<char>, RESOURCE_FIELD_TYPE_RESOURCE_POINTER ),
DEFINE_PARAMETERIZED_TYPE( "CResourceArray", CResourceArray<char>, RESOURCE_FIELD_TYPE_RESOURCE_ARRAY ),
{ "struct", RESOURCE_FIELD_TYPE_STRUCT, 0, 0, 0 },
{ "enum", RESOURCE_FIELD_TYPE_ENUM, 0, 0, 0 },
DEFINE_PARAMETERIZED_TYPE( "CResourceReference", CResourceReference<char>, RESOURCE_FIELD_TYPE_RESOURCE_REFERENCE ),
{ "char", RESOURCE_FIELD_TYPE_CHAR, sizeof(char), 0, sizeof(char) },
{ "pointer", RESOURCE_FIELD_TYPE_C_POINTER, sizeof(void*), 0, sizeof(void*) },
{ "int", RESOURCE_FIELD_TYPE_INT, sizeof(int), RESOURCE_PLAIN_INT_SERIALIZATION_SIZE, sizeof(int) },
{ "uint", RESOURCE_FIELD_TYPE_UINT, sizeof(uint), RESOURCE_PLAIN_INT_SERIALIZATION_SIZE, sizeof(uint) },
{ "float", RESOURCE_FIELD_TYPE_FLOAT, sizeof(float), RESOURCE_PLAIN_FLOAT_SERIALIZATION_SIZE, sizeof(float) },
DEFINE_ATOMIC_TYPE_SIMPLE( int8, RESOURCE_FIELD_TYPE_INT8 ),
DEFINE_ATOMIC_TYPE_SIMPLE( uint8, RESOURCE_FIELD_TYPE_UINT8 ),
DEFINE_ATOMIC_TYPE_SIMPLE( int16, RESOURCE_FIELD_TYPE_INT16 ),
DEFINE_ATOMIC_TYPE_SIMPLE( uint16, RESOURCE_FIELD_TYPE_UINT16 ),
DEFINE_ATOMIC_TYPE_SIMPLE( int32, RESOURCE_FIELD_TYPE_INT32 ),
DEFINE_ATOMIC_TYPE_SIMPLE( uint32, RESOURCE_FIELD_TYPE_UINT32 ),
DEFINE_ATOMIC_TYPE_SIMPLE( int64, RESOURCE_FIELD_TYPE_INT64 ),
DEFINE_ATOMIC_TYPE_SIMPLE( uint64, RESOURCE_FIELD_TYPE_UINT64 ),
DEFINE_ATOMIC_TYPE_SIMPLE( float32, RESOURCE_FIELD_TYPE_FLOAT32 ),
DEFINE_ATOMIC_TYPE_SIMPLE( float64, RESOURCE_FIELD_TYPE_FLOAT64 ),
{ "time", RESOURCE_FIELD_TYPE_TIME, 0, 0, 0 }, // SCHEMAFIXME: Time?
DEFINE_ATOMIC_TYPE_SPECIAL_ALIGN( Vector2D, RESOURCE_FIELD_TYPE_VECTOR2D, sizeof(vec_t) ),
DEFINE_ATOMIC_TYPE_SPECIAL_ALIGN( Vector, RESOURCE_FIELD_TYPE_VECTOR3D, sizeof(vec_t) ),
DEFINE_ATOMIC_TYPE_SPECIAL_ALIGN( Vector4D, RESOURCE_FIELD_TYPE_VECTOR4D, sizeof(vec_t) ),
DEFINE_ATOMIC_TYPE_SPECIAL_ALIGN( QAngle, RESOURCE_FIELD_TYPE_QANGLE, sizeof(vec_t) ),
DEFINE_ATOMIC_TYPE_SPECIAL_ALIGN( Quaternion, RESOURCE_FIELD_TYPE_QUATERNION, sizeof(vec_t) ),
DEFINE_ATOMIC_TYPE_SPECIAL_ALIGN( VMatrix, RESOURCE_FIELD_TYPE_VMATRIX, sizeof(vec_t) ),
DEFINE_ATOMIC_TYPE_SIMPLE( fltx4, RESOURCE_FIELD_TYPE_FLTX4 ),
DEFINE_ATOMIC_TYPE_SIMPLE( bool, RESOURCE_FIELD_TYPE_BOOL ),
DEFINE_ATOMIC_TYPE_SIMPLE( CResourceString, RESOURCE_FIELD_TYPE_STRING ),
{ "void", RESOURCE_FIELD_TYPE_VOID, 0, 0, 0 },
};
const ResourceFieldProperties_t* ResourceFieldProperties_t::GetFieldProperties( ResourceFieldType_t nFieldType )
{
COMPILE_TIME_ASSERT( ARRAYSIZE( s_pFieldTypes ) == RESOURCE_FIELD_TYPE_COUNT );
Assert( nFieldType >= 0 && nFieldType < RESOURCE_FIELD_TYPE_COUNT );
Assert( s_pFieldTypes[nFieldType].m_nFieldType == nFieldType );
return &(s_pFieldTypes[nFieldType]);
}