mirror of
https://gitee.com/ldcsaa/HP-Socket.git
synced 2024-12-05 13:17:53 +08:00
248 lines
5.9 KiB
C++
248 lines
5.9 KiB
C++
/*
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* Copyright: JessMA Open Source (ldcsaa@gmail.com)
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*
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* Author : Bruce Liang
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* Website : https://github.com/ldcsaa
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* Project : https://github.com/ldcsaa/HP-Socket
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* Blog : http://www.cnblogs.com/ldcsaa
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* Wiki : http://www.oschina.net/p/hp-socket
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* QQ Group : 44636872, 75375912
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "stdafx.h"
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#include "UdpArqServer.h"
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#ifdef _UDP_SUPPORT
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const CTimePeriod CUdpArqServer::sm_tmPeriod;
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BOOL CUdpArqServer::CheckParams()
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{
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DWORD dwMaxDatagramSize = GetMaxDatagramSize();
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if(m_dwMtu == 0)
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m_arqAttr.dwMtu = dwMaxDatagramSize;
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else
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{
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if(m_dwMtu > dwMaxDatagramSize)
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return FALSE;
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m_arqAttr.dwMtu = m_dwMtu;
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}
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return __super::CheckParams() && m_arqAttr.IsValid();
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}
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void CUdpArqServer::PrepareStart()
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{
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__super::PrepareStart();
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m_ssPool.SetSessionLockTime(GetFreeSocketObjLockTime());
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m_ssPool.SetSessionPoolSize(GetFreeSocketObjPool());
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m_ssPool.SetSessionPoolHold(GetFreeSocketObjHold());
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m_ssPool.Prepare();
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}
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void CUdpArqServer::Reset()
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{
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::ClearPtrMap(m_rcBuffers);
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m_ssPool.Clear();
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__super::Reset();
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}
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void CUdpArqServer::OnWorkerThreadStart(THR_ID dwThreadID)
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{
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{
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CCriSecLock locallock(m_csRcBuffers);
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m_rcBuffers[dwThreadID] = new CBufferPtr(m_arqAttr.dwMaxMessageSize);
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}
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while((DWORD)m_rcBuffers.size() < GetWorkerThreadCount())
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::WaitFor(3);
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}
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BOOL CUdpArqServer::Send(CONNID dwConnID, const BYTE* pBuffer, int iLength, int iOffset)
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{
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ASSERT(pBuffer && iLength > 0 && iLength <= (int)m_arqAttr.dwMaxMessageSize);
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int result = NO_ERROR;
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if(pBuffer && iLength > 0 && iLength <= (int)m_arqAttr.dwMaxMessageSize)
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{
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if(iOffset != 0) pBuffer += iOffset;
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TUdpSocketObj* pSocketObj = FindSocketObj(dwConnID);
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if(TUdpSocketObj::IsValid(pSocketObj))
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result = SendArq(pSocketObj, pBuffer, iLength);
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else
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result = ERROR_OBJECT_NOT_FOUND;
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}
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else
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result = ERROR_INVALID_PARAMETER;
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if(result != NO_ERROR)
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::SetLastError(result);
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return (result == NO_ERROR);
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}
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BOOL CUdpArqServer::SendPackets(CONNID dwConnID, const WSABUF pBuffers[], int iCount)
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{
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ASSERT(pBuffers && iCount > 0);
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if(!pBuffers || iCount <= 0)
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return ERROR_INVALID_PARAMETER;
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if(iCount == 1)
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return Send(dwConnID, (const BYTE*)pBuffers[0].buf, pBuffers[0].len);
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TUdpSocketObj* pSocketObj = FindSocketObj(dwConnID);
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if(!TUdpSocketObj::IsValid(pSocketObj))
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{
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::SetLastError(ERROR_OBJECT_NOT_FOUND);
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return FALSE;
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}
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int iLength = 0;
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int iMaxLen = (int)m_arqAttr.dwMaxMessageSize;
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for(int i = 0; i < iCount; i++)
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iLength += pBuffers[i].len;
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if(iLength <= 0 || iLength > iMaxLen)
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return ERROR_INCORRECT_SIZE;
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CBufferPtr sndBuffer(iLength);
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sndBuffer.SetSize(0);
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for(int i = 0; i < iCount; i++)
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{
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int iBufLen = pBuffers[i].len;
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if(iBufLen > 0)
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{
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BYTE* pBuffer = (BYTE*)pBuffers[i].buf;
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ASSERT(pBuffer);
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sndBuffer.Cat(pBuffer, iBufLen);
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}
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}
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int result = SendArq(pSocketObj, sndBuffer.Ptr(), (int)sndBuffer.Size());
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if(result != NO_ERROR)
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::SetLastError(result);
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return (result == NO_ERROR);
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}
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int CUdpArqServer::SendArq(TUdpSocketObj* pSocketObj, const BYTE* pBuffer, int iLength)
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{
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CArqSessionEx* pSession = nullptr;
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GetConnectionReserved(pSocketObj, (PVOID*)&pSession);
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if(pSession == nullptr)
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return ERROR_OBJECT_NOT_FOUND;
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CLocalSafeCounter localcounter(*pSession);
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return pSession->Send(pBuffer, iLength);
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}
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int CUdpArqServer::ArqOutputProc(const char* pBuffer, int iLength, IKCPCB* kcp, LPVOID pv)
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{
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TUdpSocketObj* pSocketObj = (TUdpSocketObj*)pv;
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if(!TUdpSocketObj::IsValid(pSocketObj))
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return ERROR_OBJECT_NOT_FOUND;
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CUdpArqServer* pServer = (CUdpArqServer*)IUdpArqServer::FromS((IUdpServer*)pSocketObj->pHolder);
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TUdpBufferObjPtr bufPtr(pServer->m_bfObjPool, pServer->m_bfObjPool.PickFreeItem());
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bufPtr->Cat((const BYTE*)pBuffer, iLength);
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return pServer->SendInternal(pSocketObj, bufPtr);
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}
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EnHandleResult CUdpArqServer::FireAccept(TUdpSocketObj* pSocketObj)
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{
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EnHandleResult result = DoFireAccept(pSocketObj);
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if(result != HR_ERROR)
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{
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CArqSessionEx* pSession = m_ssPool.PickFreeSession(this, pSocketObj, m_arqAttr);
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ENSURE(SetConnectionReserved(pSocketObj, pSession));
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}
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return result;
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}
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EnHandleResult CUdpArqServer::FireReceive(TUdpSocketObj* pSocketObj, const BYTE* pData, int iLength)
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{
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CArqSessionEx* pSession = nullptr;
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GetConnectionReserved(pSocketObj, (PVOID*)&pSession);
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CLocalSafeCounter localcounter(*pSession);
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CBufferPtr& rcBuffer = *m_rcBuffers[SELF_THREAD_ID];
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return pSession->Receive(pData, iLength, rcBuffer.Ptr(), (int)rcBuffer.Size());
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}
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EnHandleResult CUdpArqServer::FireClose(TUdpSocketObj* pSocketObj, EnSocketOperation enOperation, int iErrorCode)
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{
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EnHandleResult result = DoFireClose(pSocketObj, enOperation, iErrorCode);
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CArqSessionEx* pSession = nullptr;
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GetConnectionReserved(pSocketObj, (PVOID*)&pSession);
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if(pSession != nullptr)
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m_ssPool.PutFreeSession(pSession);
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return result;
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}
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BOOL CUdpArqServer::GetWaitingSendMessageCount(CONNID dwConnID, int& iCount)
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{
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TUdpSocketObj* pSocketObj = FindSocketObj(dwConnID);
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if(!TUdpSocketObj::IsValid(pSocketObj))
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{
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::SetLastError(ERROR_OBJECT_NOT_FOUND);
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return FALSE;
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}
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CArqSessionEx* pSession = nullptr;
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GetConnectionReserved(pSocketObj, (PVOID*)&pSession);
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if(pSession == nullptr)
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{
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::SetLastError(ERROR_OBJECT_NOT_FOUND);
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return FALSE;
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}
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{
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CLocalSafeCounter localcounter(*pSession);
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iCount = pSession->GetWaitingSend();
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}
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return (iCount >= 0);
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}
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#endif
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