windows socket 简单实例
2015-06-25 09:53
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之前做的是linux下的开发,做过linux下的socket通信。最近工作接触到了windows开发,并且对端游开发很感兴趣,所以看了下windows下的sokcet通信,做做笔记。
Windows下Socket编程主要包括以下几部分:
服务端
1、初始化Windows Socket库。
2、创建Socket。
3、绑定Socket。
4、监听。
5、Accept。
6、接收、发送数据。
客户端
1、初始化Windows Socket库。
2、创建Socket。
3、连接Socket。
4、接收、发送数据。
服务端每接收到一个客户端的Socket,则创建一个线程。满足一个服务端连接多个客户端。
server.cpp
//Server.cpp
#include <iostream>
#include <winsock2.h>
using namespace std;
#pragma comment(lib, "ws2_32.lib")
#define PORT 4000
#define IP_ADDRESS "10.241.39.19"
DWORD WINAPI ClientThread(LPVOID lpParameter)
{
SOCKET CientSocket = (SOCKET)lpParameter;
int Ret = 0;
char RecvBuffer[MAX_PATH];
while ( true )
{
memset(RecvBuffer, 0x00, sizeof(RecvBuffer));
Ret = recv(CientSocket, RecvBuffer, MAX_PATH, 0);
if ( Ret == 0 || Ret == SOCKET_ERROR )
{
cout<<"客户端退出!"<<endl;
break;
}
cout<<"接收到客户信息为:"<<RecvBuffer<<endl;
}
return 0;
}
int main(int argc, char* argv[])
{
WSADATA Ws;
SOCKET ServerSocket, ClientSocket;
struct sockaddr_in LocalAddr, ClientAddr;
int Ret = 0;
int AddrLen = 0;
HANDLE hThread = NULL;
//Init Windows Socket
if ( WSAStartup(MAKEWORD(2,2), &Ws) != 0 )
{
cout<<"Init Windows Socket Failed::"<<GetLastError()<<endl;
return -1;
}
//Create Socket
ServerSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if ( ServerSocket == INVALID_SOCKET )
{
cout<<"Create Socket Failed::"<<GetLastError()<<endl;
return -1;
}
LocalAddr.sin_family = AF_INET;
LocalAddr.sin_addr.s_addr = inet_addr(IP_ADDRESS);
LocalAddr.sin_port = htons(PORT);
memset(LocalAddr.sin_zero, 0x00, 8);
//Bind Socket
Ret = bind(ServerSocket, (struct sockaddr*)&LocalAddr, sizeof(LocalAddr));
if ( Ret != 0 )
{
cout<<"Bind Socket Failed::"<<GetLastError()<<endl;
return -1;
}
//listen
Ret = listen(ServerSocket, 10);
if ( Ret != 0 )
{
cout<<"listen Socket Failed::"<<GetLastError()<<endl;
return -1;
}
cout<<"服务端已经启动"<<endl;
while ( true )
{
AddrLen = sizeof(ClientAddr);
ClientSocket = accept(ServerSocket, (struct sockaddr*)&ClientAddr, &AddrLen);
if ( ClientSocket == INVALID_SOCKET )
{
cout<<"Accept Failed::"<<GetLastError()<<endl;
break;
}
cout<<"客户端连接::"<<inet_ntoa(ClientAddr.sin_addr)<<":"<<ClientAddr.sin_port<<endl;
hThread = CreateThread(NULL, 0, ClientThread, (LPVOID)ClientSocket, 0, NULL);
if ( hThread == NULL )
{
cout<<"Create Thread Failed!"<<endl;
break;
}
CloseHandle(hThread);
}
closesocket(ServerSocket);
closesocket(ClientSocket);
WSACleanup();
return 0;
}
Windows下Socket编程主要包括以下几部分:
服务端
1、初始化Windows Socket库。
2、创建Socket。
3、绑定Socket。
4、监听。
5、Accept。
6、接收、发送数据。
客户端
1、初始化Windows Socket库。
2、创建Socket。
3、连接Socket。
4、接收、发送数据。
服务端每接收到一个客户端的Socket,则创建一个线程。满足一个服务端连接多个客户端。
server.cpp
//Server.cpp
#include <iostream>
#include <winsock2.h>
using namespace std;
#pragma comment(lib, "ws2_32.lib")
#define PORT 4000
#define IP_ADDRESS "10.241.39.19"
DWORD WINAPI ClientThread(LPVOID lpParameter)
{
SOCKET CientSocket = (SOCKET)lpParameter;
int Ret = 0;
char RecvBuffer[MAX_PATH];
while ( true )
{
memset(RecvBuffer, 0x00, sizeof(RecvBuffer));
Ret = recv(CientSocket, RecvBuffer, MAX_PATH, 0);
if ( Ret == 0 || Ret == SOCKET_ERROR )
{
cout<<"客户端退出!"<<endl;
break;
}
cout<<"接收到客户信息为:"<<RecvBuffer<<endl;
}
return 0;
}
int main(int argc, char* argv[])
{
WSADATA Ws;
SOCKET ServerSocket, ClientSocket;
struct sockaddr_in LocalAddr, ClientAddr;
int Ret = 0;
int AddrLen = 0;
HANDLE hThread = NULL;
//Init Windows Socket
if ( WSAStartup(MAKEWORD(2,2), &Ws) != 0 )
{
cout<<"Init Windows Socket Failed::"<<GetLastError()<<endl;
return -1;
}
//Create Socket
ServerSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if ( ServerSocket == INVALID_SOCKET )
{
cout<<"Create Socket Failed::"<<GetLastError()<<endl;
return -1;
}
LocalAddr.sin_family = AF_INET;
LocalAddr.sin_addr.s_addr = inet_addr(IP_ADDRESS);
LocalAddr.sin_port = htons(PORT);
memset(LocalAddr.sin_zero, 0x00, 8);
//Bind Socket
Ret = bind(ServerSocket, (struct sockaddr*)&LocalAddr, sizeof(LocalAddr));
if ( Ret != 0 )
{
cout<<"Bind Socket Failed::"<<GetLastError()<<endl;
return -1;
}
//listen
Ret = listen(ServerSocket, 10);
if ( Ret != 0 )
{
cout<<"listen Socket Failed::"<<GetLastError()<<endl;
return -1;
}
cout<<"服务端已经启动"<<endl;
while ( true )
{
AddrLen = sizeof(ClientAddr);
ClientSocket = accept(ServerSocket, (struct sockaddr*)&ClientAddr, &AddrLen);
if ( ClientSocket == INVALID_SOCKET )
{
cout<<"Accept Failed::"<<GetLastError()<<endl;
break;
}
cout<<"客户端连接::"<<inet_ntoa(ClientAddr.sin_addr)<<":"<<ClientAddr.sin_port<<endl;
hThread = CreateThread(NULL, 0, ClientThread, (LPVOID)ClientSocket, 0, NULL);
if ( hThread == NULL )
{
cout<<"Create Thread Failed!"<<endl;
break;
}
CloseHandle(hThread);
}
closesocket(ServerSocket);
closesocket(ClientSocket);
WSACleanup();
return 0;
}
// Client.cpp #include <iostream> #include <winsock2.h> using namespace std; #pragma comment(lib, "ws2_32.lib") #define PORT 4000 #define IP_ADDRESS "192.168.1.100" int main(int argc, char * argv[]) { WSADATA Ws; SOCKET ClientSocket; struct sockaddr_in ServerAddr; int Ret = 0; int AddrLen = 0; HANDLE hThread = NULL; char SendBuffer[MAX_PATH]; //Init Windows Socket if ( WSAStartup(MAKEWORD(2,2), &Ws) != 0 ) { cout<<"Init Windows Socket Failed::"<<GetLastError()<<endl; return -1; } //Create Socket ClientSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); if ( ClientSocket == INVALID_SOCKET ) { cout<<"Create Socket Failed::"<<GetLastError()<<endl; return -1; } ServerAddr.sin_family = AF_INET; ServerAddr.sin_addr.s_addr = inet_addr(IP_ADDRESS); ServerAddr.sin_port = htons(PORT); memset(ServerAddr.sin_zero, 0x00, 8); Ret = connect(ClientSocket,(struct sockaddr*)&ServerAddr, sizeof(ServerAddr)); if ( Ret == SOCKET_ERROR ) { cout<<"Connect Error::"<<GetLastError()<<endl; return -1; } else { cout<<"连接成功!"<<endl; } while ( true ) { cin.getline(SendBuffer, sizeof(SendBuffer)); Ret = send(ClientSocket, SendBuffer, (int)strlen(SendBuffer), 0); if ( Ret == SOCKET_ERROR ) { cout<<"Send Info Error::"<<GetLastError()<<endl; break; } } closesocket(ClientSocket); WSACleanup(); return 0; }
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