608 lines
17 KiB
C++
608 lines
17 KiB
C++
// IOCPClient.cpp: implementation of the IOCPClient class.
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//
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//////////////////////////////////////////////////////////////////////
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#ifdef _WIN32
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#include "stdafx.h"
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#include <WS2tcpip.h>
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#else
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#include <netdb.h>
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#include <sys/socket.h>
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#include <netinet/tcp.h>
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#include <arpa/inet.h>
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#include <netinet/in.h> // For struct sockaddr_in
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#include <unistd.h> // For close()
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#include <cstring> // For memset()
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inline int WSAGetLastError() { return -1; }
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#define USING_COMPRESS 1
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#endif
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#include "IOCPClient.h"
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#include <assert.h>
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#include <string>
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#if USING_ZLIB
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#include "zlib/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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#ifdef _WIN64
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#pragma comment(lib, "zstd/zstd_x64.lib")
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#else
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#pragma comment(lib, "zstd/zstd.lib")
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#endif
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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 ZSTD_CLEVEL 5
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#if USING_CTX
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#define compress(dest, destLen, source, sourceLen) ZSTD_compress2(m_Cctx, dest, *(destLen), source, sourceLen)
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#define uncompress(dest, destLen, source, sourceLen) ZSTD_decompressDCtx(m_Dctx, dest, *(destLen), source, sourceLen)
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#else
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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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#endif
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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#ifndef _WIN32
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BOOL SetKeepAliveOptions(int socket, int nKeepAliveSec = 180) {
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// <20><><EFBFBD><EFBFBD> TCP <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1>
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int enable = 1;
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if (setsockopt(socket, SOL_SOCKET, SO_KEEPALIVE, &enable, sizeof(enable)) < 0) {
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Mprintf("Failed to enable TCP keep-alive\n");
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return FALSE;
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}
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// <20><><EFBFBD><EFBFBD> TCP_KEEPIDLE (3<><33><EFBFBD>ӿ<EFBFBD><D3BF>к<EFBFBD><D0BA><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD> keep-alive <20><>)
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if (setsockopt(socket, IPPROTO_TCP, TCP_KEEPIDLE, &nKeepAliveSec, sizeof(nKeepAliveSec)) < 0) {
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Mprintf("Failed to set TCP_KEEPIDLE\n");
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return FALSE;
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}
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// <20><><EFBFBD><EFBFBD> TCP_KEEPINTVL (5<><35><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Լ<EFBFBD><D4BC><EFBFBD>)
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int keepAliveInterval = 5; // 5<><35>
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if (setsockopt(socket, IPPROTO_TCP, TCP_KEEPINTVL, &keepAliveInterval, sizeof(keepAliveInterval)) < 0) {
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Mprintf("Failed to set TCP_KEEPINTVL\n");
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return FALSE;
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}
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// <20><><EFBFBD><EFBFBD> TCP_KEEPCNT (<28><><EFBFBD><EFBFBD>5<EFBFBD><35>̽<EFBFBD><CCBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD>ӶϿ<D3B6>)
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int keepAliveProbes = 5;
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if (setsockopt(socket, IPPROTO_TCP, TCP_KEEPCNT, &keepAliveProbes, sizeof(keepAliveProbes)) < 0) {
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Mprintf("Failed to set TCP_KEEPCNT\n");
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return FALSE;
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}
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Mprintf("TCP keep-alive settings applied successfully\n");
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return TRUE;
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}
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#endif
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VOID IOCPClient::setManagerCallBack(void* Manager, DataProcessCB dataProcess)
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{
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m_Manager = Manager;
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m_DataProcess = dataProcess;
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}
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IOCPClient::IOCPClient(const State&bExit, bool exit_while_disconnect, int mask, int encoder) : g_bExit(bExit)
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{
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m_ServerAddr = {};
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m_nHostPort = 0;
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m_Manager = NULL;
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m_masker = mask ? new HttpMask("example.com") : new PkgMask();
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auto enc = GetHeaderEncoder(HeaderEncType(time(nullptr) % HeaderEncNum));
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m_EncoderType = encoder;
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m_Encoder = encoder ? new HellEncoder(enc, new XOREncoder16()) : new ProtocolEncoder();
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#ifdef _WIN32
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WSADATA wsaData;
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WSAStartup(MAKEWORD(2, 2), &wsaData);
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#endif
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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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m_bIsRunning = TRUE;
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m_bConnected = FALSE;
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m_exit_while_disconnect = exit_while_disconnect;
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#if USING_CTX
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m_Cctx = ZSTD_createCCtx();
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m_Dctx = ZSTD_createDCtx();
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ZSTD_CCtx_setParameter(m_Cctx, ZSTD_c_compressionLevel, ZSTD_CLEVEL);
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#endif
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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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Disconnect();
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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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#ifdef _WIN32
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WSACleanup();
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#endif
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while (S_RUN == m_bWorkThread)
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Sleep(10);
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m_bWorkThread = S_END;
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#if USING_CTX
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ZSTD_freeCCtx(m_Cctx);
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ZSTD_freeDCtx(m_Dctx);
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#endif
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m_masker->Destroy();
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SAFE_DELETE(m_Encoder);
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}
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡIP<49><50>ַ
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std::string GetIPAddress(const char *hostName)
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{
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#ifdef _WIN32
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struct sockaddr_in sa = { 0 };
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if (inet_pton(AF_INET, hostName, &(sa.sin_addr)) == 1) {
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return hostName;
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}
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struct hostent *host = gethostbyname(hostName);
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#ifdef _DEBUG
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if (host == NULL) return "";
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Mprintf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>IP<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ: %s.\n", host->h_addrtype == AF_INET ? "IPV4" : "IPV6");
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for (int i = 0; host->h_addr_list[i]; ++i)
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Mprintf("<EFBFBD><EFBFBD>ȡ<EFBFBD>ĵ<EFBFBD>%d<><64>IP: %s\n", i+1, inet_ntoa(*(struct in_addr*)host->h_addr_list[i]));
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#endif
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if (host == NULL || host->h_addr_list == NULL)
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return "";
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return host->h_addr_list[0] ? inet_ntoa(*(struct in_addr*)host->h_addr_list[0]) : "";
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#else
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struct addrinfo hints, * res;
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memset(&hints, 0, sizeof(hints));
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hints.ai_family = AF_INET; // IPv4
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hints.ai_socktype = SOCK_STREAM; // TCP socket
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int status = getaddrinfo(hostName, nullptr, &hints, &res);
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if (status != 0) {
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Mprintf("getaddrinfo failed: %s\n", gai_strerror(status));
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return "";
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}
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struct sockaddr_in* addr = reinterpret_cast<struct sockaddr_in*>(res->ai_addr);
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char ip[INET_ADDRSTRLEN];
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inet_ntop(AF_INET, &(addr->sin_addr), ip, sizeof(ip));
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Mprintf("IP Address: %s \n", ip);
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freeaddrinfo(res); // <20><>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD>ͷŵ<CDB7>ַ<EFBFBD><D6B7>Ϣ
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return ip;
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#endif
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}
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BOOL IOCPClient::ConnectServer(const char* szServerIP, unsigned short uPort)
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{
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if (szServerIP != NULL && uPort != 0) {
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SetServerAddress(szServerIP, uPort);
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}
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m_sCurIP = m_Domain.SelectIP();
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m_masker->SetServer(m_sCurIP.c_str());
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unsigned short port = m_nHostPort;
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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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#ifdef _WIN32
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m_ServerAddr.sin_family = AF_INET;
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m_ServerAddr.sin_port = htons(port);
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m_ServerAddr.sin_addr.S_un.S_addr = inet_addr(m_sCurIP.c_str());
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if (connect(m_sClientSocket,(SOCKADDR *)&m_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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#else
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m_ServerAddr.sin_family = AF_INET;
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m_ServerAddr.sin_port = htons(port);
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// <20><>szServerIP<49><50><EFBFBD><EFBFBD><EFBFBD>ֿ<EFBFBD>ͷ<EFBFBD><CDB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>IPת<50><D7AA>
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// ʹ<><CAB9> inet_pton <20><><EFBFBD><EFBFBD> inet_addr (inet_pton <20><><EFBFBD><EFBFBD>֧<EFBFBD><D6A7> IPv4 <20><> IPv6)
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if (inet_pton(AF_INET, m_sCurIP.c_str(), &m_ServerAddr.sin_addr) <= 0) {
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Mprintf("Invalid address or address not supported\n");
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return false;
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}
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><D7BD><EFBFBD>
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m_sClientSocket = socket(AF_INET, SOCK_STREAM, 0);
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if (m_sClientSocket == -1) {
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Mprintf("Failed to create socket\n");
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return false;
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}
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// <20><><EFBFBD>ӵ<EFBFBD><D3B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if (connect(m_sClientSocket, (struct sockaddr*)&m_ServerAddr, sizeof(m_ServerAddr)) == -1) {
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Mprintf("Connection failed\n");
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close(m_sClientSocket);
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m_sClientSocket = -1; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><D7BD><EFBFBD><EFBFBD><EFBFBD>Ч
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return false;
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}
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#endif
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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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#ifdef _WIN32
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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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#else
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// <20><><EFBFBD>ñ<EFBFBD><C3B1><EFBFBD>ѡ<EFBFBD><D1A1>
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SetKeepAliveOptions(m_sClientSocket);
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#endif
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}
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if (m_hWorkThread == NULL){
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#ifdef _WIN32
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m_hWorkThread = (HANDLE)__CreateThread(NULL, 0, WorkThreadProc,(LPVOID)this, 0, NULL);
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m_bWorkThread = m_hWorkThread ? S_RUN : S_STOP;
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#else
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pthread_t id = 0;
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m_hWorkThread = (HANDLE)pthread_create(&id, nullptr, (void* (*)(void*))IOCPClient::WorkThreadProc, this);
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#endif
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}
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Mprintf("<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 = new char[MAX_RECV_BUFFER];
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fd_set fd;
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struct timeval tm = { 2, 0 };
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CBuffer m_CompressedBuffer;
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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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#ifdef _WIN32
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int iRet = select(NULL, &fd, NULL, NULL, &tm);
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#else
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int iRet = select(This->m_sClientSocket + 1, &fd, NULL, NULL, &tm);
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#endif
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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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Mprintf("[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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m_CompressedBuffer.ClearBuffer();
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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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if (!This->ProcessRecvData(&m_CompressedBuffer, szBuffer, MAX_RECV_BUFFER - 1, 0)) {
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break;
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}
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}
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}
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CloseHandle(This->m_hWorkThread);
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This->m_hWorkThread = NULL;
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This->m_bWorkThread = S_STOP;
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This->m_bIsRunning = FALSE;
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delete[] szBuffer;
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return 0xDEAD;
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}
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bool IOCPClient::ProcessRecvData(CBuffer *m_CompressedBuffer, char *szBuffer, int len, int flag) {
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int iReceivedLength = ReceiveData(szBuffer, len, flag);
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if (iReceivedLength <= 0)
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{
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int a = WSAGetLastError();
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Disconnect(); //<2F><><EFBFBD>մ<EFBFBD><D5B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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m_CompressedBuffer->ClearBuffer();
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if (m_exit_while_disconnect)
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return false;
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}
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else {
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szBuffer[iReceivedLength] = 0;
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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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OnServerReceiving(m_CompressedBuffer, szBuffer, iReceivedLength);
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}
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return true;
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}
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// <20><><EFBFBD>쳣<EFBFBD><ECB3A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݴ<EFBFBD><DDB4><EFBFBD><EFBFBD><EFBFBD>:
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// <20><><EFBFBD><EFBFBD> f ִ<><D6B4>ʱ û<>д<EFBFBD><D0B4><EFBFBD>ϵͳ<CFB5>쳣<EFBFBD><ECB3A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʳ<EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 0
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// <20><><EFBFBD><EFBFBD> f ִ<>й<EFBFBD><D0B9><EFBFBD><EFBFBD><EFBFBD> <20>׳<EFBFBD><D7B3><EFBFBD><EFBFBD>쳣<EFBFBD><ECB3A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD>ʣ<EFBFBD><CAA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> __except <20><><EFBFBD><EFBFBD><F1A3ACB7><EFBFBD><EFBFBD>쳣<EFBFBD>루<EFBFBD><EBA3A8> 0xC0000005 <20><>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>Υ<EFBFBD>棩
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int DataProcessWithSEH(DataProcessCB f, void* manager, LPBYTE data, ULONG len) {
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__try {
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if (f) f(manager, data, len);
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return 0;
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}
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__except (EXCEPTION_EXECUTE_HANDLER) {
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return GetExceptionCode();
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}
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}
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VOID IOCPClient::OnServerReceiving(CBuffer* m_CompressedBuffer, 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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m_CompressedBuffer->WriteBuffer((LPBYTE)szBuffer, ulLength);
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int FLAG_LENGTH = m_Encoder->GetFlagLen();
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int HDR_LENGTH = m_Encoder->GetHeadLen();
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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)
|
||
{
|
||
// UnMask
|
||
char* src = (char*)m_CompressedBuffer->GetBuffer();
|
||
ULONG srcSize = m_CompressedBuffer->GetBufferLength();
|
||
ULONG ret = m_masker->UnMask(src, srcSize);
|
||
m_CompressedBuffer->Skip(ret);
|
||
if (m_CompressedBuffer->GetBufferLength() <= HDR_LENGTH)
|
||
break;
|
||
|
||
char szPacketFlag[32] = {0};
|
||
src = (char*)m_CompressedBuffer->GetBuffer();
|
||
CopyMemory(szPacketFlag, src, FLAG_LENGTH);
|
||
//<2F>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>ͷ
|
||
HeaderEncType encType = HeaderEncUnknown;
|
||
FlagType flagType = CheckHead(szPacketFlag, encType);
|
||
if (flagType == FLAG_UNKNOWN) {
|
||
Mprintf("[ERROR] OnServerReceiving memcmp fail: unknown header '%s'\n", szPacketFlag);
|
||
m_CompressedBuffer->ClearBuffer();
|
||
break;
|
||
}
|
||
|
||
ULONG ulPackTotalLength = 0;
|
||
CopyMemory(&ulPackTotalLength, m_CompressedBuffer->GetBuffer(FLAG_LENGTH), sizeof(ULONG));
|
||
|
||
//--- <20><><EFBFBD>ݵĴ<DDB5>С<EFBFBD><D0A1>ȷ<EFBFBD>ж<EFBFBD>
|
||
ULONG len = m_CompressedBuffer->GetBufferLength();
|
||
if (ulPackTotalLength && len >= ulPackTotalLength)
|
||
{
|
||
ULONG ulOriginalLength = 0;
|
||
|
||
m_CompressedBuffer->ReadBuffer((PBYTE)szPacketFlag, FLAG_LENGTH);//<2F><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7> shine
|
||
m_CompressedBuffer->ReadBuffer((PBYTE) &ulPackTotalLength, sizeof(ULONG));
|
||
m_CompressedBuffer->ReadBuffer((PBYTE) &ulOriginalLength, sizeof(ULONG));
|
||
|
||
ULONG ulCompressedLength = ulPackTotalLength - HDR_LENGTH;
|
||
const int bufSize = 512;
|
||
BYTE buf1[bufSize], buf2[bufSize];
|
||
PBYTE CompressedBuffer = ulCompressedLength > bufSize ? new BYTE[ulCompressedLength] : buf1;
|
||
PBYTE DeCompressedBuffer = ulCompressedLength > bufSize ? new BYTE[ulOriginalLength] : buf2;
|
||
|
||
m_CompressedBuffer->ReadBuffer(CompressedBuffer, ulCompressedLength);
|
||
m_Encoder->Decode(CompressedBuffer, ulCompressedLength, (LPBYTE)szPacketFlag);
|
||
size_t iRet = uncompress(DeCompressedBuffer, &ulOriginalLength, CompressedBuffer, ulCompressedLength);
|
||
|
||
if (Z_SUCCESS(iRet))//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѹ<EFBFBD>ɹ<EFBFBD>
|
||
{
|
||
//<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>̬
|
||
//<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>
|
||
int ret = DataProcessWithSEH(m_DataProcess, m_Manager, DeCompressedBuffer, ulOriginalLength);
|
||
if (ret) {
|
||
Mprintf("[ERROR] DataProcessWithSEH return exception code: [0x%08X]\n", ret);
|
||
}
|
||
}
|
||
else{
|
||
Mprintf("[ERROR] uncompress fail: dstLen %d, srcLen %d\n", ulOriginalLength, ulCompressedLength);
|
||
m_CompressedBuffer->ClearBuffer();
|
||
}
|
||
|
||
if (CompressedBuffer != buf1)delete [] CompressedBuffer;
|
||
if (DeCompressedBuffer != buf2)delete [] DeCompressedBuffer;
|
||
}
|
||
else {
|
||
break; // received data is incomplete
|
||
}
|
||
}
|
||
}catch(...) {
|
||
m_CompressedBuffer->ClearBuffer();
|
||
Mprintf("[ERROR] OnServerReceiving catch an error \n");
|
||
}
|
||
}
|
||
|
||
|
||
// <20><>server<65><72><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD>ѹ<EFBFBD><D1B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȽϺ<C8BD>ʱ<EFBFBD><CAB1>
|
||
// <20>ر<EFBFBD>ѹ<EFBFBD><D1B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>SendWithSplit<69>ȽϺ<C8BD>ʱ<EFBFBD><CAB1>
|
||
BOOL IOCPClient::OnServerSending(const char* szBuffer, ULONG ulOriginalLength) //Hello
|
||
{
|
||
AUTO_TICK(50);
|
||
assert (ulOriginalLength > 0);
|
||
{
|
||
int cmd = BYTE(szBuffer[0]);
|
||
//<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
|
||
//<2F><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>// HelloWorld 10 22
|
||
//<2F><><EFBFBD><EFBFBD>ѹ<EFBFBD><D1B9> ѹ<><D1B9><EFBFBD>㷨 <><CEA2><EFBFBD>ṩ
|
||
//nSize = 436
|
||
//destLen = 448
|
||
#if USING_ZLIB
|
||
unsigned long ulCompressedLength = (double)ulOriginalLength * 1.001 + 12;
|
||
#elif USING_LZ4
|
||
unsigned long ulCompressedLength = LZ4_compressBound(ulOriginalLength);
|
||
#else
|
||
unsigned long ulCompressedLength = ZSTD_compressBound(ulOriginalLength);
|
||
#endif
|
||
BYTE buf[1024];
|
||
LPBYTE CompressedBuffer = ulCompressedLength>1024 ? new BYTE[ulCompressedLength] : buf;
|
||
|
||
int iRet = compress(CompressedBuffer, &ulCompressedLength, (PBYTE)szBuffer, ulOriginalLength);
|
||
if (Z_FAILED(iRet))
|
||
{
|
||
Mprintf("[ERROR] compress failed: srcLen %d, dstLen %d \n", ulOriginalLength, ulCompressedLength);
|
||
if (CompressedBuffer != buf) delete [] CompressedBuffer;
|
||
return FALSE;
|
||
}
|
||
#if !USING_ZLIB
|
||
ulCompressedLength = iRet;
|
||
#endif
|
||
ULONG ulPackTotalLength = ulCompressedLength + m_Encoder->GetHeadLen();
|
||
CBuffer m_WriteBuffer;
|
||
HeaderFlag H = m_Encoder->GetHead();
|
||
m_Encoder->Encode(CompressedBuffer, ulCompressedLength, (LPBYTE)H.data());
|
||
m_WriteBuffer.WriteBuffer((PBYTE)H.data(), m_Encoder->GetFlagLen());
|
||
|
||
m_WriteBuffer.WriteBuffer((PBYTE) &ulPackTotalLength,sizeof(ULONG));
|
||
|
||
m_WriteBuffer.WriteBuffer((PBYTE)&ulOriginalLength, sizeof(ULONG));
|
||
|
||
m_WriteBuffer.WriteBuffer(CompressedBuffer,ulCompressedLength);
|
||
|
||
if (CompressedBuffer != buf) delete [] CompressedBuffer;
|
||
|
||
// <20>ֿ鷢<D6BF><E9B7A2>
|
||
return SendWithSplit((char*)m_WriteBuffer.GetBuffer(), m_WriteBuffer.GetBufferLength(), MAX_SEND_BUFFER, cmd);
|
||
}
|
||
}
|
||
|
||
// 5 2 // 2 2 1
|
||
BOOL IOCPClient::SendWithSplit(const char* src, ULONG srcSize, ULONG ulSplitLength, int cmd)
|
||
{
|
||
if (src == nullptr || srcSize == 0 || ulSplitLength == 0)
|
||
return FALSE;
|
||
// Mask
|
||
char* szBuffer = nullptr;
|
||
ULONG ulLength = 0;
|
||
m_masker->Mask(szBuffer, ulLength, (char*)src, srcSize, cmd);
|
||
|
||
AUTO_TICK(25);
|
||
bool isFail = false;
|
||
int iReturn = 0; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˶<EFBFBD><CBB6><EFBFBD>
|
||
const char* Travel = szBuffer;
|
||
int i = 0;
|
||
int ulSended = 0;
|
||
const int ulSendRetry = 15;
|
||
// <20><><EFBFBD>η<EFBFBD><CEB7><EFBFBD>
|
||
for (i = ulLength; i >= ulSplitLength; i -= ulSplitLength)
|
||
{
|
||
int j = 0;
|
||
for (; j < ulSendRetry; ++j)
|
||
{
|
||
iReturn = SendTo(Travel, ulSplitLength, 0);
|
||
if (iReturn > 0)
|
||
{
|
||
break;
|
||
}
|
||
}
|
||
if (j == ulSendRetry)
|
||
{
|
||
isFail = true;
|
||
break;
|
||
}
|
||
|
||
ulSended += iReturn;
|
||
Travel += ulSplitLength;
|
||
}
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD>
|
||
if (!isFail && i>0) //1024
|
||
{
|
||
int j = 0;
|
||
for (; j < ulSendRetry; j++)
|
||
{
|
||
iReturn = SendTo((char*)Travel,i,0);
|
||
|
||
if (iReturn > 0)
|
||
{
|
||
break;
|
||
}
|
||
}
|
||
if (j == ulSendRetry)
|
||
{
|
||
isFail = true;
|
||
}
|
||
ulSended += iReturn;
|
||
}
|
||
if (szBuffer != src)
|
||
SAFE_DELETE_ARRAY(szBuffer);
|
||
if (isFail) {
|
||
return FALSE;
|
||
}
|
||
|
||
return (ulSended == ulLength) ? TRUE : FALSE;
|
||
}
|
||
|
||
|
||
VOID IOCPClient::Disconnect()
|
||
{
|
||
if (m_sClientSocket == INVALID_SOCKET)
|
||
return;
|
||
|
||
Mprintf("Disconnect with [%s:%d].\n", m_sCurIP.c_str(), m_nHostPort);
|
||
|
||
CancelIo((HANDLE)m_sClientSocket);
|
||
closesocket(m_sClientSocket);
|
||
m_sClientSocket = INVALID_SOCKET;
|
||
|
||
m_bConnected = FALSE;
|
||
}
|
||
|
||
|
||
VOID IOCPClient::RunEventLoop(const BOOL &bCondition)
|
||
{
|
||
Mprintf("======> RunEventLoop begin\n");
|
||
while ((m_bIsRunning && bCondition) || bCondition == FOREVER_RUN)
|
||
Sleep(200);
|
||
setManagerCallBack(NULL, NULL);
|
||
Mprintf("======> RunEventLoop end\n");
|
||
}
|
||
|
||
|
||
BOOL is_valid() { return TRUE; }
|
||
|
||
VOID IOCPClient::RunEventLoop(TrailCheck checker)
|
||
{
|
||
Mprintf("======> RunEventLoop begin\n");
|
||
checker = checker ? checker : is_valid;
|
||
#ifdef _DEBUG
|
||
checker = is_valid;
|
||
#endif
|
||
while (m_bIsRunning && checker())
|
||
Sleep(200);
|
||
setManagerCallBack(NULL, NULL);
|
||
Mprintf("======> RunEventLoop end\n");
|
||
}
|