72 lines
2.1 KiB
C++
72 lines
2.1 KiB
C++
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/*
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*
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* @APPLE_LICENSE_HEADER_START@
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*
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* Copyright (c) 1999-2008 Apple Inc. All Rights Reserved.
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this
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* file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_LICENSE_HEADER_END@
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*
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*/
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/*
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File: UDPDemuxer.cpp
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Contains: Implements objects defined in UDPDemuxer.h
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*/
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#include "UDPDemuxer.h"
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#include <errno.h>
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OS_Error UDPDemuxer::RegisterTask(UInt32 inRemoteAddr, UInt16 inRemotePort,
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UDPDemuxerTask *inTaskP)
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{
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Assert(NULL != inTaskP);
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OSMutexLocker locker(&fMutex);
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if (this->GetTask(inRemoteAddr, inRemotePort) != NULL)
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return EPERM;
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inTaskP->Set(inRemoteAddr, inRemotePort);
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fHashTable.Add(inTaskP);
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return OS_NoErr;
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}
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OS_Error UDPDemuxer::UnregisterTask(UInt32 inRemoteAddr, UInt16 inRemotePort,
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UDPDemuxerTask *inTaskP)
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{
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OSMutexLocker locker(&fMutex);
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//remove by executing a lookup based on key information
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UDPDemuxerTask* theTask = this->GetTask(inRemoteAddr, inRemotePort);
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if ((NULL != theTask) && (theTask == inTaskP))
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{
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fHashTable.Remove(theTask);
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return OS_NoErr;
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}
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else
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return EPERM;
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}
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UDPDemuxerTask* UDPDemuxer::GetTask(UInt32 inRemoteAddr, UInt16 inRemotePort)
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{
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UDPDemuxerKey theKey(inRemoteAddr, inRemotePort);
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return fHashTable.Map(&theKey);
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}
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