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857 lines
27 KiB
857 lines
27 KiB
5 years ago
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================
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#include "stdafx.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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namespace GCSDK
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{
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//-----------------------------------------------------------------------------
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// Purpose: Destructor
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//-----------------------------------------------------------------------------
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CRecordBase::~CRecordBase()
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{
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Cleanup();
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}
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//-----------------------------------------------------------------------------
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// Purpose: Copy constructor
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// Input: that - CRecord to copy from
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//-----------------------------------------------------------------------------
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CRecordBase::CRecordBase( const CRecordBase &that )
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{
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*this = that;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Assignment operator - COPIES the record data
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// Input: that - CRecord to copy from
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//-----------------------------------------------------------------------------
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CRecordBase& CRecordBase::operator = ( const CRecordBase & that )
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{
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Assert( GetITable() == that.GetITable() );
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// COPY that record
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Copy( that );
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return *this;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Copies the data in the record. This is overridden by CRecordVar and
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// CRecordExternal
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// Input: that - CRecord to copy from
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//-----------------------------------------------------------------------------
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void CRecordBase::Copy( const CRecordBase & that )
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{
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Cleanup();
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Q_memcpy( PubRecordFixed(), that.PubRecordFixed(), GetPSchema()->CubRecordFixed() );
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}
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//-----------------------------------------------------------------------------
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// Purpose: Return the record info for this record's schema
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//-----------------------------------------------------------------------------
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const CRecordInfo *CRecordBase::GetPRecordInfo() const
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{
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return GetPSchema()->GetRecordInfo();
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}
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//-----------------------------------------------------------------------------
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// Purpose: Copies the data in the var record.
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// Input: that - CRecord to copy from
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//-----------------------------------------------------------------------------
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void CRecordVar::Copy( const CRecordBase & baseThat )
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{
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const CRecordVar & that = (const CRecordVar &)baseThat;
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// COPY that record
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Cleanup();
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m_pSchema = that.m_pSchema;
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Q_memcpy( PubRecordFixed(), that.PubRecordFixed(), GetPSchema()->CubRecordFixed() );
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SetFlag( k_EAllocatedVarBlock, false );
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if ( VarFieldBlockInfo_t *pVarBlockInfo = GetPSchema()->PVarFieldBlockInfoFromRecord( PubRecordFixed() ) )
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{
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if ( pVarBlockInfo->m_cubBlock )
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{
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void *pvNewBlock = malloc( pVarBlockInfo->m_cubBlock );
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Q_memcpy( pvNewBlock, pVarBlockInfo->m_pubBlock, pVarBlockInfo->m_cubBlock );
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pVarBlockInfo->m_pubBlock = ( uint8 * )pvNewBlock;
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SetFlag( k_EAllocatedVarBlock, true );
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}
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Copies the data in the var record.
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// Input: that - CRecord to copy from
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//-----------------------------------------------------------------------------
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void CRecordExternal::Copy( const CRecordBase & baseThat )
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{
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const CRecordExternal & that = (const CRecordExternal &)baseThat;
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Cleanup();
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m_pSchema = that.m_pSchema;
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m_pubRecordFixedExternal = ( uint8 * )malloc( m_pSchema->CubRecordFixed() );
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Q_memcpy( m_pubRecordFixedExternal, that.PubRecordFixed(), m_pSchema->CubRecordFixed() );
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SetFlag( k_EAllocatedFixed, true );
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SetFlag( k_EAllocatedVarBlock, false );
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if ( VarFieldBlockInfo_t *pVarBlockInfo = m_pSchema->PVarFieldBlockInfoFromRecord( PubRecordFixed() ) )
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{
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if ( pVarBlockInfo->m_cubBlock )
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{
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void *pvNewBlock = malloc( pVarBlockInfo->m_cubBlock );
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Q_memcpy( pvNewBlock, pVarBlockInfo->m_pubBlock, pVarBlockInfo->m_cubBlock );
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pVarBlockInfo->m_pubBlock = ( uint8 * )pvNewBlock;
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SetFlag( k_EAllocatedVarBlock, true );
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}
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Initialize to an empty record
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// Input: pSchema - Schema for the record this will hold
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//-----------------------------------------------------------------------------
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void CRecordExternal::Init( CSchema *pSchema )
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{
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Cleanup();
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m_pSchema = pSchema;
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m_pubRecordFixedExternal = ( uint8 * )malloc( m_pSchema->CubRecordFixed() );
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Q_memset( m_pubRecordFixedExternal, 0, m_pSchema->CubRecordFixed() );
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SetFlag( k_EAllocatedFixed, true );
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}
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//-----------------------------------------------------------------------------
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// Purpose: Initialize pointing to a record expanded in memory
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// Input: pSchema - Schema for the record this will hold
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// pubRecord - Pointer to fixed record data
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// bTakeOwnership - Should we delete the record when destroyed
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// Output: Size of the record's data
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//-----------------------------------------------------------------------------
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int CRecordBase::InitFromBytes( uint8 *pubRecord )
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{
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Cleanup();
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Q_memcpy( PubRecordFixed(), pubRecord, GetPSchema()->CubRecordFixed() );
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int cubRead = GetPSchema()->CubRecordFixed();
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return cubRead;
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}
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int CRecordVar::InitFromBytes( uint8 *pubRecord )
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{
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Cleanup();
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Q_memcpy( PubRecordFixed(), pubRecord, GetPSchema()->CubRecordFixed() );
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int cubRead = GetPSchema()->CubRecordFixed();
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if ( VarFieldBlockInfo_t *pVarBlockInfo = GetPSchema()->PVarFieldBlockInfoFromRecord( PubRecordFixed() ) )
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{
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if ( pVarBlockInfo->m_cubBlock )
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{
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void *pvNewBlock = malloc( pVarBlockInfo->m_cubBlock );
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Q_memcpy( pvNewBlock, pVarBlockInfo->m_pubBlock, pVarBlockInfo->m_cubBlock );
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pVarBlockInfo->m_pubBlock = ( uint8 * )pvNewBlock;
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SetFlag( k_EAllocatedVarBlock, true );
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cubRead += pVarBlockInfo->m_cubBlock;
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}
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}
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return cubRead;
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}
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int CRecordExternal::Init( CSchema *pSchema, uint8 *pubRecord, bool bTakeOwnership )
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{
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m_pSchema = pSchema;
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m_pubRecordFixedExternal = pubRecord;
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SetFlag( k_EAllocatedFixed, bTakeOwnership );
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SetFlag( k_EAllocatedVarBlock, bTakeOwnership );
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int cubRead = m_pSchema->CubRecordFixed() + CubRecordVarBlock();
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return cubRead;
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}
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CSchema *CRecordBase::GetPSchema()
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{
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return GetPSchemaImpl();
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}
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CSchema *CRecordBase::GetPSchemaImpl()
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{
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CSchema *pSchema = NULL;
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int i = GetITable();
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if ( i != -1 )
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pSchema = &GSchemaFull().GetSchema( i );
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return pSchema;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Render a field to a buffer
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// Input: unColumn - field to render
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// cchBuffer - size of render buffer
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// pchBuffer - buffer to render into
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//-----------------------------------------------------------------------------
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void CRecordBase::RenderField( uint32 unColumn, int cchBuffer, char *pchBuffer ) const
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{
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Q_strncpy( pchBuffer, "", cchBuffer );
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uint8 *pubData;
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uint32 cubData;
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if ( !BGetField( unColumn, &pubData, &cubData ) )
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return;
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// Get the column info and figure out how to interpret the data
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ConvertFieldToText( GetPRecordInfo()->GetColumnInfo( unColumn ).GetType(), pubData, cubData, pchBuffer, cchBuffer, false );
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}
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//-----------------------------------------------------------------------------
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// Purpose: Reset to base state, freeing any memory we are responsible for
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//-----------------------------------------------------------------------------
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void CRecordBase::Cleanup()
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{
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}
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void CRecordVar::Cleanup()
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{
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// Must do this before freeing memory that encloses it
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// (eg releasing the net packet)
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if ( BFlagSet( k_EAllocatedVarBlock ) )
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{
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void *pvVarBlock = m_pSchema->PVarFieldBlockInfoFromRecord( PubRecordFixed() )->m_pubBlock;
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free( pvVarBlock );
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m_pSchema->PVarFieldBlockInfoFromRecord( PubRecordFixed() )->m_pubBlock = NULL;
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SetFlag( k_EAllocatedVarBlock, false );
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}
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}
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void CRecordExternal::Cleanup()
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{
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// clean up the variable-length memory we might have allocated
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if ( BFlagSet( k_EAllocatedVarBlock ) )
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{
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void *pvVarBlock = m_pSchema->PVarFieldBlockInfoFromRecord( PubRecordFixed() )->m_pubBlock;
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free( pvVarBlock );
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m_pSchema->PVarFieldBlockInfoFromRecord( PubRecordFixed() )->m_pubBlock = NULL;
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SetFlag( k_EAllocatedVarBlock, false );
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}
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// clean up the external memory we might have allocated
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if ( BFlagSet( k_EAllocatedFixed ) )
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free( m_pubRecordFixedExternal );
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SetFlag( k_EAllocatedFixed, false );
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m_pubRecordFixedExternal = NULL;
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// clean up the lowest layer, not calling CRecordVar
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CRecordBase::Cleanup();
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}
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//-----------------------------------------------------------------------------
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// Purpose: Deserializes a block of memory into this record
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// Input: pubData - Memory block to deserialize from
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//-----------------------------------------------------------------------------
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void CRecordExternal::DeSerialize( uint8 *pubData )
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{
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InitFromBytes( pubData );
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}
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//-----------------------------------------------------------------------------
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// Purpose: Calculates the size of this record when serialized
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// Output: Size of serialized message
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//-----------------------------------------------------------------------------
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uint32 CRecordBase::CubSerialized()
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{
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return CubRecordFixed() + CubRecordVarBlock();
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}
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//-----------------------------------------------------------------------------
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// Purpose: Get pointer to fixed part of record
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// Output: pubRecordFixed
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//-----------------------------------------------------------------------------
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uint8* CRecordBase::PubRecordFixed()
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{
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return ( uint8 * )( this + 1 );
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}
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uint8* CRecordExternal::PubRecordFixed()
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{
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Assert( m_pubRecordFixedExternal );
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return m_pubRecordFixedExternal;
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}
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uint8* CRecordVar::PubRecordFixed()
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{
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return ( uint8 * )( this + 1 );
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}
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//-----------------------------------------------------------------------------
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// Purpose: Get pointer to fixed part of record
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// Output: pubRecordFixed
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//-----------------------------------------------------------------------------
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const uint8* CRecordBase::PubRecordFixed() const
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{
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return const_cast<CRecordBase *>( this )->PubRecordFixed();
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}
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const uint8* CRecordVar::PubRecordFixed() const
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{
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return const_cast<CRecordVar *>( this )->PubRecordFixed();
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}
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const uint8* CRecordExternal::PubRecordFixed() const
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{
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return const_cast<CRecordExternal *>( this )->PubRecordFixed();
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}
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//-----------------------------------------------------------------------------
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// Purpose: Get size of fixed part of record
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// Output: size in bytes of fixed part
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//-----------------------------------------------------------------------------
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uint32 CRecordBase::CubRecordFixed() const
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{
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return GetPSchema()->CubRecordFixed();
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}
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//-----------------------------------------------------------------------------
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// Purpose: Get pointer to variable part of record
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// Output: Pointer to variable-length block -- may be NULL if this record
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// has no var-length fields or they are all empty
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//-----------------------------------------------------------------------------
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uint8* CRecordBase::PubRecordVarBlock()
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{
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VarFieldBlockInfo_t *pVarFieldBlockInfo = GetPSchema()->PVarFieldBlockInfoFromRecord( PubRecordFixed() );
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if ( pVarFieldBlockInfo )
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{
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return pVarFieldBlockInfo->m_pubBlock;
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}
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else
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{
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return NULL;
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Get pointer to variable part of record
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// Output: Pointer to variable-length block -- may be NULL if this record
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// has no var-length fields or they are all empty
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//-----------------------------------------------------------------------------
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const uint8* CRecordBase::PubRecordVarBlock() const
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{
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return const_cast<CRecordBase *>( this )->PubRecordVarBlock();
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}
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//-----------------------------------------------------------------------------
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// Purpose: Get size of variable part of record
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// Output: Size in bytes of var-length block - may be zero if this record
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// has no var-length fields or they are all empty
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//-----------------------------------------------------------------------------
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uint32 CRecordBase::CubRecordVarBlock() const
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{
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VarFieldBlockInfo_t *pVarFieldBlockInfo = GetPSchema()->PVarFieldBlockInfoFromRecord( PubRecordFixed() );
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if ( pVarFieldBlockInfo )
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{
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return pVarFieldBlockInfo->m_cubBlock;
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}
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else
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{
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return 0;
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Get size of variable part of record
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// Output: Size in bytes of var-length block - may be zero if this record
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// has no var-length fields or they are all empty
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//-----------------------------------------------------------------------------
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bool CRecordBase::BAssureRecordVarStorage( uint32 cVariableBytes )
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||
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{
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// get the variable field block
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||
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|
VarFieldBlockInfo_t *pVarFieldBlockInfo = GetPSchema()->PVarFieldBlockInfoFromRecord( PubRecordFixed() );
|
||
|
|
if ( pVarFieldBlockInfo )
|
||
|
|
{
|
||
|
|
// if we have it, see if it's got enough storage
|
||
|
|
if ( pVarFieldBlockInfo->m_cubBlock >= cVariableBytes )
|
||
|
|
{
|
||
|
|
// already there
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
// allocate it
|
||
|
|
uint8* pubData = (uint8*) malloc( cVariableBytes );
|
||
|
|
if ( pubData == NULL )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
// do we have something right now?
|
||
|
|
if ( pVarFieldBlockInfo->m_cubBlock != 0 )
|
||
|
|
{
|
||
|
|
// sure do. copy it over.
|
||
|
|
Q_memcpy( pubData, pVarFieldBlockInfo->m_pubBlock, pVarFieldBlockInfo->m_cubBlock );
|
||
|
|
|
||
|
|
// free what was there
|
||
|
|
free( pVarFieldBlockInfo->m_pubBlock );
|
||
|
|
}
|
||
|
|
|
||
|
|
// hook up our buffer
|
||
|
|
pVarFieldBlockInfo->m_cubBlockFree = cVariableBytes - pVarFieldBlockInfo->m_cubBlock;
|
||
|
|
pVarFieldBlockInfo->m_cubBlock = cVariableBytes;
|
||
|
|
pVarFieldBlockInfo->m_pubBlock = pubData;
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// we don't have one;
|
||
|
|
// we've got no variable length fields, and so can't preallocate for them!
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Initialize this whole record to random data
|
||
|
|
// Input: unPrimaryIndex - Primary index to set
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CRecordExternal::InitRecordRandom( uint32 unPrimaryIndex )
|
||
|
|
{
|
||
|
|
bool bRealloced = false;
|
||
|
|
GetPSchema()->InitRecordRandom( PubRecordFixed(), unPrimaryIndex, &bRealloced, BFlagSet( k_EAllocatedVarBlock ) );
|
||
|
|
|
||
|
|
if ( bRealloced )
|
||
|
|
SetFlag( k_EAllocatedVarBlock, true );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Set a field in this record to random bits
|
||
|
|
// Input: iField - Field to set
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CRecordExternal::SetFieldRandom( int iField )
|
||
|
|
{
|
||
|
|
bool bRealloced = false;
|
||
|
|
GetPSchema()->SetFieldRandom( PubRecordFixed(), iField, &bRealloced, BFlagSet( k_EAllocatedVarBlock ) );
|
||
|
|
|
||
|
|
if ( bRealloced )
|
||
|
|
SetFlag( k_EAllocatedVarBlock, true );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Get a field (var or fixed) from this record
|
||
|
|
// Input: iField - Field to set
|
||
|
|
// ppubData - Receives pointer to fields data
|
||
|
|
// pcubField - Receives count of bytes of data (will count the null for strings)
|
||
|
|
// Output: true if succeeds
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
bool CRecordBase::BGetField( int iField, uint8 **ppubData, uint32 *pcubField ) const
|
||
|
|
{
|
||
|
|
return GetPSchema()->BGetFieldData( PubRecordFixed(), iField, ppubData, pcubField );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Sets the data for a field, whether fixed or variable length
|
||
|
|
// Input: iField - index of field to set
|
||
|
|
// pubData - pointer to field data to copy from
|
||
|
|
// cubData - size in bytes of that data
|
||
|
|
// Output: true if successful
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
bool CRecordBase::BSetField( int iField, void *pvData, uint32 cubData )
|
||
|
|
{
|
||
|
|
bool bRealloced = false;
|
||
|
|
bool bResult = BSetField( iField, pvData, cubData, &bRealloced );
|
||
|
|
Assert( !bRealloced );
|
||
|
|
|
||
|
|
return bResult;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool CRecordBase::BSetField( int iField, void *pvData, uint32 cubData, bool *pbRealloced )
|
||
|
|
{
|
||
|
|
uint8 *pubData = reinterpret_cast<uint8 *>( pvData );
|
||
|
|
|
||
|
|
if ( !GetPSchema()->BSetFieldData( PubRecordFixed(), iField, pubData, cubData, pbRealloced ) )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool CRecordVar::BSetField( int iField, void *pvData, uint32 cubData )
|
||
|
|
{
|
||
|
|
bool bRealloced = false;
|
||
|
|
bool bResult = CRecordBase::BSetField( iField, pvData, cubData, &bRealloced );
|
||
|
|
|
||
|
|
if ( bRealloced )
|
||
|
|
SetFlag( k_EAllocatedVarBlock, true );
|
||
|
|
return bResult;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Erases a field, setting it to 0 length (if possible) and filling with nulls
|
||
|
|
// Input: iField - index of field to wipe
|
||
|
|
// NOTE: This relies on CSchema::BSetFieldData nulling out the rest of a field when it is set to 0 length!
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CRecordBase::WipeField( int iField )
|
||
|
|
{
|
||
|
|
bool bRealloced = false;
|
||
|
|
|
||
|
|
// Empty Data
|
||
|
|
uint32 un = 0;
|
||
|
|
|
||
|
|
// Length should be 0, except for non-variable length strings where length should be 1 (for an empty string "")
|
||
|
|
int cub = 0;
|
||
|
|
Field_t &field = GetPSchema()->GetField( iField );
|
||
|
|
Assert( !field.BIsVariableLength() );
|
||
|
|
if ( field.BIsStringType() )
|
||
|
|
cub = 1;
|
||
|
|
|
||
|
|
GetPSchema()->BSetFieldData( PubRecordFixed(), iField, ( uint8 * ) &un, cub, &bRealloced );
|
||
|
|
|
||
|
|
Assert( !bRealloced );
|
||
|
|
}
|
||
|
|
|
||
|
|
void CRecordVar::WipeField( int iField )
|
||
|
|
{
|
||
|
|
bool bRealloced = false;
|
||
|
|
|
||
|
|
// Empty Data
|
||
|
|
uint32 un = 0;
|
||
|
|
|
||
|
|
// Length should be 0, except for non-variable length strings where length should be 1 (for an empty string "")
|
||
|
|
int cub = 0;
|
||
|
|
Field_t &field = GetPSchema()->GetField( iField );
|
||
|
|
if ( field.BIsStringType() && !field.BIsVariableLength() )
|
||
|
|
cub = 1;
|
||
|
|
|
||
|
|
GetPSchema()->BSetFieldData( PubRecordFixed(), iField, ( uint8 * ) &un, cub, &bRealloced );
|
||
|
|
|
||
|
|
if ( bRealloced )
|
||
|
|
SetFlag( k_EAllocatedVarBlock, true );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Get a string field - will return empty string instead of NULL if field has no datas
|
||
|
|
// Input: iField - Field to get
|
||
|
|
// pcubField - Receives count of bytes of data (will count the null for strings)
|
||
|
|
// Output: const pointer to string data (to an empty string if no data)
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
const char * CRecordBase::GetStringField( int iField, uint32 *pcubField )
|
||
|
|
{
|
||
|
|
uint8 * pubData = NULL;
|
||
|
|
*pcubField = 0;
|
||
|
|
|
||
|
|
if ( BGetField( iField, &pubData, pcubField ) && *pcubField > 0 )
|
||
|
|
return ( const char * ) pubData;
|
||
|
|
else
|
||
|
|
return "";
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Get an int field
|
||
|
|
// Input: iField - Field to get
|
||
|
|
// Output: Int (0 if no data)
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
int CRecordBase::GetInt( int iField )
|
||
|
|
{
|
||
|
|
return ( int ) GetUint32( iField );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Get a uint16 field
|
||
|
|
// Input: iField - Field to get
|
||
|
|
// Output: uint16 (0 if no data)
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
uint16 CRecordBase::GetUint16( int iField )
|
||
|
|
{
|
||
|
|
uint8 * pubData = NULL;
|
||
|
|
uint32 cubField = 0;
|
||
|
|
|
||
|
|
DbgVerify( BGetField( iField, &pubData, &cubField ) );
|
||
|
|
Assert( 0 < cubField );
|
||
|
|
|
||
|
|
if ( NULL != pubData )
|
||
|
|
return *( uint16 * ) pubData;
|
||
|
|
else
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Get a uint32 field
|
||
|
|
// Input: iField - Field to get
|
||
|
|
// Output: uint32 (0 if no data)
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
uint32 CRecordBase::GetUint32( int iField )
|
||
|
|
{
|
||
|
|
uint8 * pubData = NULL;
|
||
|
|
uint32 cubField = 0;
|
||
|
|
|
||
|
|
DbgVerify( BGetField( iField, &pubData, &cubField ) );
|
||
|
|
Assert( 0 < cubField );
|
||
|
|
|
||
|
|
if ( NULL != pubData )
|
||
|
|
return *( uint32 * ) pubData;
|
||
|
|
else
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Get a uint64 field
|
||
|
|
// Input: iField - Field to get
|
||
|
|
// Output: uint64 (0 if no data)
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
uint64 CRecordBase::GetUint64( int iField )
|
||
|
|
{
|
||
|
|
uint8 * pubData = NULL;
|
||
|
|
uint32 cubField = 0;
|
||
|
|
|
||
|
|
DbgVerify( BGetField( iField, &pubData, &cubField ) );
|
||
|
|
Assert( 0 < cubField );
|
||
|
|
|
||
|
|
if ( NULL != pubData )
|
||
|
|
return *( uint64 * ) pubData;
|
||
|
|
else
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
const char * CRecordBase::ReadVarCharField( const CVarCharField &field ) const
|
||
|
|
{
|
||
|
|
Assert( false );
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
const uint8 * CRecordBase::ReadVarDataField( const CVarField &field, uint32 *pcubField ) const
|
||
|
|
{
|
||
|
|
Assert( false );
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
// These may cause a realloc
|
||
|
|
bool CRecordBase::SetVarCharField( CVarCharField &field, const char *pchString, bool bTruncate, int32 iField )
|
||
|
|
{
|
||
|
|
Assert( false );
|
||
|
|
return false ;
|
||
|
|
}
|
||
|
|
|
||
|
|
void CRecordBase::SetVarDataField( CVarField &field, const void *pvData, uint32 cubData )
|
||
|
|
{
|
||
|
|
Assert( false );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Read data from a varchar field
|
||
|
|
// Input: field - opaque field object to read from
|
||
|
|
// Output: pointer to data - may be NULL if that field is empty.
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
const char * CRecordVar::ReadVarCharField( const CVarCharField &field ) const
|
||
|
|
{
|
||
|
|
Assert ( GetPSchema()->BHasVariableFields() );
|
||
|
|
|
||
|
|
uint8 *pubData;
|
||
|
|
uint32 cubData;
|
||
|
|
if ( GetPSchema()->BGetVarField( PubRecordFixed(), &field, &pubData, &cubData ) )
|
||
|
|
return (const char *)pubData;
|
||
|
|
else
|
||
|
|
return "";
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Read data from a vardata field
|
||
|
|
// Input: field - opaque field object to read from
|
||
|
|
// Output: pointer to data - may be NULL if that field is empty.
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
const uint8 *CRecordVar::ReadVarDataField( const CVarField &field, uint32 *pcubField ) const
|
||
|
|
{
|
||
|
|
Assert ( GetPSchema()->BHasVariableFields() );
|
||
|
|
|
||
|
|
uint8 *pubData;
|
||
|
|
*pcubField = 0;
|
||
|
|
if ( GetPSchema()->BGetVarField( PubRecordFixed(), &field, &pubData, pcubField ) )
|
||
|
|
return pubData;
|
||
|
|
else
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Update (in memory) a varchar field
|
||
|
|
// Input: field - opaque field object to update
|
||
|
|
// pchString - string data to set
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
bool CRecordVar::SetVarCharField( CVarCharField &field, const char *pchString, bool bTruncate, int32 iField )
|
||
|
|
{
|
||
|
|
Assert ( GetPSchema()->BHasVariableFields() );
|
||
|
|
if( iField < 0 )
|
||
|
|
{
|
||
|
|
AssertMsg1( false, "Encountered a bad call to SetVarCharField with an invalid field specified: %d", iField );
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool bTruncated = false;
|
||
|
|
int cchLen = Q_strlen( pchString ) + 1;
|
||
|
|
|
||
|
|
// since we're a VARCHAR field, cbMaxLength is the length in characters
|
||
|
|
const int cchMaxLength = m_pSchema->GetField( iField ).m_cchMaxLength;
|
||
|
|
if ( ( cchMaxLength > 0 ) && ( cchLen > cchMaxLength ) )
|
||
|
|
{
|
||
|
|
if( bTruncate )
|
||
|
|
{
|
||
|
|
bTruncated = true;
|
||
|
|
cchLen = cchMaxLength;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// caller should check his data and not pass stuff that wont fit
|
||
|
|
AssertMsg4( false, "Overflow in SetVarCharField (%u > %u) for column %s in table %s", cchLen, cchMaxLength, m_pSchema->GetField( iField ).m_rgchName, m_pSchema->GetPchName() );
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
bool bRealloced = false;
|
||
|
|
bool fSuccess = GetPSchema()->BSetVarField( PubRecordFixed(), &field, pchString, cchLen, &bRealloced, BFlagSet( k_EAllocatedVarBlock ) );
|
||
|
|
if( fSuccess && bTruncated )
|
||
|
|
{
|
||
|
|
//make sure the last character is NULL if we truncated
|
||
|
|
VarFieldBlockInfo_t *pBlock = GetPSchema()->PVarFieldBlockInfoFromRecord( PubRecordFixed() );
|
||
|
|
uint8 *pubVarBlock = pBlock->m_pubBlock;
|
||
|
|
char* pField = ( char* )( pubVarBlock + field.m_dubOffset );
|
||
|
|
pField[ cchLen - 1 ] = '\0';
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( bRealloced )
|
||
|
|
SetFlag( k_EAllocatedVarBlock, true );
|
||
|
|
return fSuccess;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Update (in memory) a vardata field
|
||
|
|
// Input: field - opaque field object to update
|
||
|
|
// pvData - pointer to data to put there
|
||
|
|
// cubData - size in bytes of the data
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CRecordVar::SetVarDataField( CVarField &field, const void *pvData, uint32 cubData )
|
||
|
|
{
|
||
|
|
Assert ( GetPSchema()->BHasVariableFields() );
|
||
|
|
|
||
|
|
bool bRealloced = false;
|
||
|
|
GetPSchema()->BSetVarField( PubRecordFixed(), &field, pvData, cubData, &bRealloced, BFlagSet( k_EAllocatedVarBlock ) );
|
||
|
|
|
||
|
|
if ( bRealloced )
|
||
|
|
SetFlag( k_EAllocatedVarBlock, true );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Set or clear the specified flag in m_nFlags
|
||
|
|
// Input: eFlag - flag (single bit) to change
|
||
|
|
// bSet - Set it, else clear it
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CRecordVar::SetFlag( int eFlag, bool bSet )
|
||
|
|
{
|
||
|
|
if ( bSet )
|
||
|
|
m_nFlags |= eFlag;
|
||
|
|
else
|
||
|
|
m_nFlags &= ~eFlag;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Get the state of the specified flag
|
||
|
|
// Input: eFlag - flag (single bit) to check
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
bool CRecordVar::BFlagSet( int eFlag ) const
|
||
|
|
{
|
||
|
|
return 0 != ( m_nFlags & eFlag );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
#ifdef DBGFLAG_VALIDATE
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Run a global validation pass on all of our data structures and memory
|
||
|
|
// allocations.
|
||
|
|
// Input: validator - Our global validator object
|
||
|
|
// pchName - Our name (typically a member var in our container)
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CRecordBase::Validate( CValidator &validator, const char *pchName )
|
||
|
|
{
|
||
|
|
VALIDATE_SCOPE();
|
||
|
|
}
|
||
|
|
|
||
|
|
void CRecordVar::Validate( CValidator &validator, const char *pchName )
|
||
|
|
{
|
||
|
|
VALIDATE_SCOPE();
|
||
|
|
|
||
|
|
if ( BFlagSet( k_EAllocatedVarBlock ) )
|
||
|
|
{
|
||
|
|
validator.ClaimMemory( GetPSchema()->PVarFieldBlockInfoFromRecord( PubRecordFixed() )->m_pubBlock );
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
void CRecordExternal::Validate( CValidator &validator, const char *pchName )
|
||
|
|
{
|
||
|
|
if ( BFlagSet( k_EAllocatedFixed ) )
|
||
|
|
{
|
||
|
|
validator.ClaimMemory( m_pubRecordFixedExternal );
|
||
|
|
}
|
||
|
|
|
||
|
|
CRecordBase::Validate( validator, pchName );
|
||
|
|
}
|
||
|
|
|
||
|
|
void CRecordBase::ValidateStatics( CValidator &validator, const char *pchName )
|
||
|
|
{
|
||
|
|
VALIDATE_SCOPE_STATIC( "CRecordBase class statics" );
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif // DBGFLAG_VALIDATE
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Return the schema for this record type
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
CSchema *CRecordType::GetSchema() const
|
||
|
|
{
|
||
|
|
return &GSchemaFull().GetSchema( GetITable() );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Return the CRecordInfo for this record type
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
CRecordInfo *CRecordType::GetRecordInfo() const
|
||
|
|
{
|
||
|
|
return GetSchema()->GetRecordInfo();
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace GCSDK
|