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125 lines
3.3 KiB
125 lines
3.3 KiB
/*==========================================================================
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*
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* Copyright (C) 1999 - 1999 Microsoft Corporation. All Rights Reserved.
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*
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* File: vnametbl.h
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* Content: Voice Player Name Table
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*
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* History:
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* Date By Reason
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* ==== == ======
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* 03/26/00 rodtoll Created
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* 06/02/00 rodtoll Updated so host migration algorithm returns ID as well as order ID
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* 07/01/2000 rodtoll Bug #38280 - DVMSGID_DELETEVOICEPLAYER messages are being sent in non-peer to peer sessions
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* Nametable will now only unravel with messages if session is peer to peer.
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* 07/09/2000 rodtoll Added signature bytes
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***************************************************************************/
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#include "dxvoicepch.h"
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#undef DPF_SUBCOMP
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#define DPF_SUBCOMP DN_SUBCOMP_VOICE
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// DeInitialize
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//
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// Cleanup the name table
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#undef DPF_MODNAME
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#define DPF_MODNAME "CVoiceNameTable::DeInitialize"
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HRESULT CVoiceNameTable::DeInitialize(BOOL fUnRavel, PVOID pvContext, LPDVMESSAGEHANDLER pvMessageHandler )
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{
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CVoicePlayer *pPlayer;
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DVID dvID;
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PVOID pvPlayerContext;
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DVMSG_DELETEVOICEPLAYER dvMsgDelete;
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if( !m_fInitialized )
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return DV_OK;
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Lock();
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while( !m_nameTable.IsEmpty() )
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{
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if( m_nameTable.RemoveLastEntry( &pPlayer ) )
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{
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// Mark it as disconnected
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pPlayer->SetDisconnected();
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dvID = pPlayer->GetPlayerID();
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pvPlayerContext = pPlayer->GetContext();
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// Release the player record reference we had
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pPlayer->Release();
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if( pvMessageHandler != NULL )
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{
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if( fUnRavel )
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{
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// Drop locks to call up to user
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UnLock();
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dvMsgDelete.dvidPlayer = dvID;
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dvMsgDelete.dwSize = sizeof( DVMSG_DELETEVOICEPLAYER );
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dvMsgDelete.pvPlayerContext = pvPlayerContext;
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(*pvMessageHandler)( pvContext, DVMSGID_DELETEVOICEPLAYER, &dvMsgDelete );
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Lock();
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}
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}
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}
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}
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UnLock();
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m_nameTable.Deinitialize();
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m_fInitialized = FALSE;
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DNDeleteCriticalSection( &m_csTableLock );
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return DV_OK;
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}
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#undef DPF_MODNAME
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#define DPF_MODNAME "CVoiceNameTable::GetLowestHostOrderID"
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DWORD CVoiceNameTable::GetLowestHostOrderID(DVID *pdvidHost)
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{
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DWORD dwLowestID = DVPROTOCOL_HOSTORDER_INVALID;
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Lock();
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DWORD dwNumTableEntries = 1 << m_nameTable.m_iHashBitDepth;
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CBilink *blLink;
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CClassHashEntry<CVoicePlayer,DVID> *pEntry;
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// Search the list, finding the lowest ID
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for( DWORD dwIndex = 0; dwIndex < dwNumTableEntries; dwIndex++ )
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{
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blLink = &m_nameTable.m_pHashEntries[ dwIndex ];
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while ( blLink->GetNext() != &m_nameTable.m_pHashEntries[ dwIndex ] )
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{
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pEntry = CClassHashEntry<CVoicePlayer,DVID>::EntryFromBilink( blLink->GetNext() );
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DPFX(DPFPREP, DVF_HOSTMIGRATE_DEBUG_LEVEL, "HOST MIGRATION: ID [0x%x] ORDERID [0x%x]", pEntry->m_pItem->GetPlayerID(), pEntry->m_pItem->GetHostOrder() );
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if( pEntry->m_pItem->GetHostOrder() < dwLowestID )
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{
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DPFX(DPFPREP, DVF_HOSTMIGRATE_DEBUG_LEVEL, "HOST MIGRATION: ID [0x%x] IS CURRENT CANDIDATE", pEntry->m_pItem->GetPlayerID() );
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dwLowestID = pEntry->m_pItem->GetHostOrder();
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*pdvidHost = pEntry->m_pItem->GetPlayerID();
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}
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blLink = blLink->GetNext();
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}
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}
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UnLock();
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return dwLowestID;
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}
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