392 lines
9.8 KiB
C++
392 lines
9.8 KiB
C++
// IOCPClient.cpp: implementation of the IOCPClient class.
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//
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//////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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#include "IOCPClient.h"
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#include <IOSTREAM>
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#if USING_ZLIB
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#include "zlib.h"
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#define Z_FAILED(p) (Z_OK != (p))
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#define Z_SUCCESS(p) (!Z_FAILED(p))
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#else
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#if USING_LZ4
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#include "lz4/lz4.h"
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#pragma comment(lib, "lz4/lz4.lib")
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#define Z_FAILED(p) (0 == (p))
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#define Z_SUCCESS(p) (!Z_FAILED(p))
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#define compress(dest, destLen, source, sourceLen) LZ4_compress_default((const char*)source, (char*)dest, sourceLen, *(destLen))
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#define uncompress(dest, destLen, source, sourceLen) LZ4_decompress_safe((const char*)source, (char*)dest, sourceLen, *(destLen))
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#else
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#include "zstd/zstd.h"
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#pragma comment(lib, "zstd/zstd.lib")
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#define Z_FAILED(p) ZSTD_isError(p)
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#define Z_SUCCESS(p) (!Z_FAILED(p))
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#define compress(dest, destLen, source, sourceLen) ZSTD_compress(dest, *(destLen), source, sourceLen, ZSTD_CLEVEL_DEFAULT)
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#define uncompress(dest, destLen, source, sourceLen) ZSTD_decompress(dest, *(destLen), source, sourceLen)
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#endif
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#endif
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#include <assert.h>
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#include "Manager.h"
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using namespace std;
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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VOID IOCPClient::setManagerCallBack(CManager* Manager)
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{
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m_Manager = Manager;
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}
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IOCPClient::IOCPClient(bool exit_while_disconnect)
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{
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m_Manager = NULL;
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WSADATA wsaData;
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WSAStartup(MAKEWORD(2, 2), &wsaData);
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m_sClientSocket = INVALID_SOCKET;
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m_hWorkThread = NULL;
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m_bWorkThread = S_STOP;
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memset(m_szPacketFlag, 0, sizeof(m_szPacketFlag));
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memcpy(m_szPacketFlag,"Shine",FLAG_LENGTH);
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m_bIsRunning = TRUE;
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m_bConnected = FALSE;
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InitializeCriticalSection(&m_cs);
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m_exit_while_disconnect = exit_while_disconnect;
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}
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IOCPClient::~IOCPClient()
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{
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m_bIsRunning = FALSE;
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if (m_sClientSocket!=INVALID_SOCKET)
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{
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closesocket(m_sClientSocket);
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m_sClientSocket = INVALID_SOCKET;
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}
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if (m_hWorkThread!=NULL)
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{
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CloseHandle(m_hWorkThread);
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m_hWorkThread = NULL;
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}
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WSACleanup();
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while (S_RUN == m_bWorkThread)
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Sleep(10);
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DeleteCriticalSection(&m_cs);
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m_bWorkThread = S_END;
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}
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BOOL IOCPClient::ConnectServer(char* szServerIP, unsigned short uPort)
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{
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m_sClientSocket = socket(AF_INET,SOCK_STREAM, IPPROTO_TCP); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if (m_sClientSocket == SOCKET_ERROR)
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{
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return FALSE;
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}
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//<2F><><EFBFBD><EFBFBD>sockaddr_in<69>ṹ Ҳ<><D2B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ض˵Ľṹ
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sockaddr_in ServerAddr;
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ServerAddr.sin_family = AF_INET; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> IP
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ServerAddr.sin_port = htons(uPort);
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ServerAddr.sin_addr.S_un.S_addr = inet_addr(szServerIP);
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if (connect(m_sClientSocket,(SOCKADDR *)&ServerAddr,sizeof(sockaddr_in)) == SOCKET_ERROR)
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{
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if (m_sClientSocket!=INVALID_SOCKET)
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{
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closesocket(m_sClientSocket);
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m_sClientSocket = INVALID_SOCKET;
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}
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return FALSE;
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}
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const int chOpt = 1; // True
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// Set KeepAlive <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD><EFBFBD>˲<EFBFBD><CBB2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if (setsockopt(m_sClientSocket, SOL_SOCKET, SO_KEEPALIVE,
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(char *)&chOpt, sizeof(chOpt)) == 0)
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{
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// <20><><EFBFBD>ó<EFBFBD>ʱ<EFBFBD><CAB1>ϸ<EFBFBD><CFB8>Ϣ
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tcp_keepalive klive;
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klive.onoff = 1; // <20><><EFBFBD>ñ<EFBFBD><C3B1><EFBFBD>
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klive.keepalivetime = 1000 * 60 * 3; // 3<><33><EFBFBD>ӳ<EFBFBD>ʱ Keep Alive
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klive.keepaliveinterval = 1000 * 5; // <20><><EFBFBD>Լ<EFBFBD><D4BC><EFBFBD>Ϊ5<CEAA><35> Resend if No-Reply
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WSAIoctl(m_sClientSocket, SIO_KEEPALIVE_VALS,&klive,sizeof(tcp_keepalive),
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NULL, 0,(unsigned long *)&chOpt,0,NULL);
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}
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if (m_hWorkThread == NULL){
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m_hWorkThread = (HANDLE)CreateThread(NULL, 0,
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(LPTHREAD_START_ROUTINE)WorkThreadProc,(LPVOID)this, 0, NULL);
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m_bWorkThread = m_hWorkThread ? S_RUN : S_STOP;
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}
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std::cout<<"<EFBFBD><EFBFBD><EFBFBD>ӷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˳ɹ<EFBFBD>.\n";
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m_bConnected = TRUE;
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return TRUE;
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}
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DWORD WINAPI IOCPClient::WorkThreadProc(LPVOID lParam)
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{
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IOCPClient* This = (IOCPClient*)lParam;
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char szBuffer[MAX_RECV_BUFFER] = {0};
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fd_set fd;
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const struct timeval tm = { 2, 0 };
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while (This->IsRunning()) // û<><C3BB><EFBFBD>˳<EFBFBD><CBB3><EFBFBD><EFBFBD><EFBFBD>һֱ<D2BB><D6B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD>
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{
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if(!This->IsConnected())
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{
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Sleep(50);
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continue;
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}
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FD_ZERO(&fd);
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FD_SET(This->m_sClientSocket, &fd);
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int iRet = select(NULL, &fd, NULL, NULL, &tm);
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if (iRet <= 0)
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{
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if (iRet == 0) Sleep(50);
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else
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{
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printf("[select] return %d, GetLastError= %d. \n", iRet, WSAGetLastError());
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This->Disconnect(); //<2F><><EFBFBD>մ<EFBFBD><D5B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if(This->m_exit_while_disconnect)
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break;
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}
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}
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else if (iRet > 0)
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{
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memset(szBuffer, 0, sizeof(szBuffer));
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int iReceivedLength = recv(This->m_sClientSocket,
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szBuffer,sizeof(szBuffer), 0); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ض˷<D8B6><CBB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if (iReceivedLength <= 0)
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{
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int a = GetLastError();
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This->Disconnect(); //<2F><><EFBFBD>մ<EFBFBD><D5B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if(This->m_exit_while_disconnect)
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break;
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}else{
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//<2F><>ȷ<EFBFBD><C8B7><EFBFBD>վ͵<D5BE><CDB5><EFBFBD>OnRead<61><64><EFBFBD><EFBFBD>,ת<><D7AA>OnRead
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This->OnServerReceiving(szBuffer, iReceivedLength);
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if (This->m_Manager->m_bIsDead)
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{
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printf("****** Recv bye bye ******\n");
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// <20>˳<EFBFBD><CBB3>ͻ<EFBFBD><CDBB><EFBFBD>
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extern bool g_bExit;
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g_bExit = true;
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break;
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}
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}
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}
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}
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This->m_bWorkThread = S_STOP;
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This->m_bIsRunning = FALSE;
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return 0xDEAD;
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}
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VOID IOCPClient::OnServerReceiving(char* szBuffer, ULONG ulLength)
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{
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try
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{
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assert (ulLength > 0);
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//<2F><><EFBFBD>½ӵ<C2BD><D3B5><EFBFBD><EFBFBD>ݽ<EFBFBD><DDBD>н<EFBFBD>ѹ<EFBFBD><D1B9>
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CBuffer m_CompressedBuffer;
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m_CompressedBuffer.WriteBuffer((LPBYTE)szBuffer, ulLength);
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7>С <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǾͲ<C7BE><CDB2><EFBFBD><EFBFBD><EFBFBD>ȷ<EFBFBD><C8B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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while (m_CompressedBuffer.GetBufferLength() > HDR_LENGTH)
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{
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char szPacketFlag[FLAG_LENGTH + 3] = {0};
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CopyMemory(szPacketFlag, m_CompressedBuffer.GetBuffer(),FLAG_LENGTH);
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//<2F>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>ͷ
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if (memcmp(m_szPacketFlag, szPacketFlag, FLAG_LENGTH) != 0)
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{
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throw "Bad Buffer";
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}
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ULONG ulPackTotalLength = 0;
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CopyMemory(&ulPackTotalLength, m_CompressedBuffer.GetBuffer(FLAG_LENGTH),
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sizeof(ULONG));
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//--- <20><><EFBFBD>ݵĴ<DDB5>С<EFBFBD><D0A1>ȷ<EFBFBD>ж<EFBFBD>
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if (ulPackTotalLength &&
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(m_CompressedBuffer.GetBufferLength()) >= ulPackTotalLength)
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{
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m_CompressedBuffer.ReadBuffer((PBYTE)szPacketFlag, FLAG_LENGTH);//<2F><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7> shine
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m_CompressedBuffer.ReadBuffer((PBYTE) &ulPackTotalLength, sizeof(ULONG));
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ULONG ulOriginalLength = 0;
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m_CompressedBuffer.ReadBuffer((PBYTE) &ulOriginalLength, sizeof(ULONG));
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//50
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ULONG ulCompressedLength = ulPackTotalLength - HDR_LENGTH;
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PBYTE CompressedBuffer = new BYTE[ulCompressedLength];
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PBYTE DeCompressedBuffer = new BYTE[ulOriginalLength];
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m_CompressedBuffer.ReadBuffer(CompressedBuffer, ulCompressedLength);
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int iRet = uncompress(DeCompressedBuffer,
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&ulOriginalLength, CompressedBuffer, ulCompressedLength);
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if (Z_SUCCESS(iRet))//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѹ<EFBFBD>ɹ<EFBFBD>
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{
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CBuffer m_DeCompressedBuffer;
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m_DeCompressedBuffer.WriteBuffer(DeCompressedBuffer,
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ulOriginalLength);
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//<2F><>ѹ<EFBFBD>õ<EFBFBD><C3B5><EFBFBD><EFBFBD>ݺͳ<DDBA><CDB3>ȴ<EFBFBD><C8B4>ݸ<EFBFBD><DDB8><EFBFBD><EFBFBD><EFBFBD>Manager<65><72><EFBFBD>д<EFBFBD><D0B4><EFBFBD> ע<><D7A2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˶<EFBFBD>̬
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//<2F><><EFBFBD><EFBFBD>m_pManager<65>е<EFBFBD><D0B5><EFBFBD><EFBFBD>һ<E0B2BB><D2BB><EFBFBD><EFBFBD><EFBFBD>ɵ<EFBFBD><C9B5>õ<EFBFBD>OnReceive<76><65><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>
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m_Manager->OnReceive((PBYTE)m_DeCompressedBuffer.GetBuffer(0),
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m_DeCompressedBuffer.GetBufferLength());
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}
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else{
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printf("[ERROR] uncompress failed \n");
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throw "Bad Buffer";
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}
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delete [] CompressedBuffer;
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delete [] DeCompressedBuffer;
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}
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else
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break;
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}
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}catch(...) { }
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}
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int IOCPClient::OnServerSending(const char* szBuffer, ULONG ulOriginalLength) //Hello
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{
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AUTO_TICK(10);
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assert (ulOriginalLength > 0);
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{
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//<2F><><EFBFBD><EFBFBD>1.001<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ռ<EFBFBD>õ<EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD>ռ<EFBFBD><EFBFBD><EFBFBD>ԭ<EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD> +12
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//<2F><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>// HelloWorld 10 22
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//<2F><><EFBFBD><EFBFBD>ѹ<EFBFBD><D1B9> ѹ<><D1B9><EFBFBD>㷨 <><CEA2><EFBFBD>ṩ
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//nSize = 436
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//destLen = 448
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#if USING_ZLIB
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unsigned long ulCompressedLength = (double)ulOriginalLength * 1.001 + 12;
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#elif USING_LZ4
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unsigned long ulCompressedLength = LZ4_compressBound(ulOriginalLength);
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#else
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unsigned long ulCompressedLength = ZSTD_compressBound(ulOriginalLength);
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#endif
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LPBYTE CompressedBuffer = new BYTE[ulCompressedLength];
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int iRet = compress(CompressedBuffer, &ulCompressedLength, (PBYTE)szBuffer, ulOriginalLength);
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if (Z_FAILED(iRet))
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{
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printf("[ERROR] compress failed \n");
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delete [] CompressedBuffer;
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return FALSE;
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}
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#if !USING_ZLIB
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ulCompressedLength = iRet;
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#endif
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ULONG ulPackTotalLength = ulCompressedLength + HDR_LENGTH;
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CBuffer m_WriteBuffer;
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m_WriteBuffer.WriteBuffer((PBYTE)m_szPacketFlag, FLAG_LENGTH);
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m_WriteBuffer.WriteBuffer((PBYTE) &ulPackTotalLength,sizeof(ULONG));
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// 5 4
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//[Shine][ 30 ]
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m_WriteBuffer.WriteBuffer((PBYTE)&ulOriginalLength, sizeof(ULONG));
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// 5 4 4
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//[Shine][ 30 ][5]
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m_WriteBuffer.WriteBuffer(CompressedBuffer,ulCompressedLength);
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delete [] CompressedBuffer;
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CompressedBuffer = NULL;
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// <20>ֿ鷢<D6BF><E9B7A2>
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//shine[0035][0010][HelloWorld+12]
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return SendWithSplit((char*)m_WriteBuffer.GetBuffer(), m_WriteBuffer.GetBufferLength(),
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MAX_SEND_BUFFER);
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}
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}
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// 5 2 // 2 2 1
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BOOL IOCPClient::SendWithSplit(const char* szBuffer, ULONG ulLength, ULONG ulSplitLength)
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{
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int iReturn = 0; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˶<EFBFBD><CBB6><EFBFBD>
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const char* Travel = szBuffer;
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int i = 0;
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int ulSended = 0;
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const int ulSendRetry = 15;
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// <20><><EFBFBD>η<EFBFBD><CEB7><EFBFBD>
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for (i = ulLength; i >= ulSplitLength; i -= ulSplitLength)
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{
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int j = 0;
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for (; j < ulSendRetry; ++j)
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{
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iReturn = send(m_sClientSocket, Travel, ulSplitLength, 0);
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if (iReturn > 0)
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{
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break;
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}
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}
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if (j == ulSendRetry)
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{
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return FALSE;
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}
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ulSended += iReturn;
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Travel += ulSplitLength;
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}
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD>
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if (i>0) //1024
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{
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int j = 0;
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for (; j < ulSendRetry; j++)
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{
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iReturn = send(m_sClientSocket, (char*)Travel,i,0);
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if (iReturn > 0)
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{
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break;
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}
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}
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if (j == ulSendRetry)
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{
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return FALSE;
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}
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ulSended += iReturn;
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}
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return (ulSended == ulLength) ? TRUE : FALSE;
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}
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VOID IOCPClient::Disconnect()
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{
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std::cout<<"<EFBFBD>Ͽ<EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.\n";
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CancelIo((HANDLE)m_sClientSocket);
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closesocket(m_sClientSocket);
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m_sClientSocket = INVALID_SOCKET;
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m_bConnected = FALSE;
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}
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VOID IOCPClient::RunEventLoop(const BOOL &bCondition)
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{
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OutputDebugStringA("======> RunEventLoop begin\n");
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while (m_bIsRunning && bCondition)
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Sleep(200);
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OutputDebugStringA("======> RunEventLoop end\n");
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}
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