ipv6完成tcp編程示例

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開辟測試情況：WIN7SP、 VS2005

TcpServer.cpp

#include <iostream>
#include <WinSock2.h>
#include <ws2tcpip.h>

#pragma comment(lib, "ws2_32.lib")

int main(int argc, char** argv)
{
 using namespace std;

 cout<<"Server Start..."<<endl;

 WORD wVersion = 0;
 WSADATA wsaData;
 memset(&wsaData, 0, sizeof(wsaData));
 wVersion = MAKEWORD(2, 2);

 if (0 != WSAStartup(wVersion, &wsaData))
 {
  return -1;
 }

 if (2 != LOBYTE(wsaData.wVersion) || 2 != HIBYTE(wsaData.wVersion))
 {
  WSACleanup();
  return -1;
 }

 struct addrinfo hints;
 struct addrinfo* res = NULL;
 memset(&hints, 0, sizeof(hints));
 hints.ai_family = AF_UNSPEC;
 hints.ai_socktype = SOCK_STREAM;
 hints.ai_protocol = IPPROTO_TCP;
 hints.ai_flags = AI_PASSIVE;

 if (0 != getaddrinfo(NULL, "6677", &hints, &res))
 {
  WSACleanup();
  return -1;
 }

 SOCKET sk = socket(res->ai_family, res->ai_socktype, res->ai_protocol);

 bind(sk, res->ai_addr, res->ai_addrlen);

 if (0 != listen(sk, 5))
 {
  WSACleanup();
  closesocket(sk);
  return -1;
 }

 struct sockaddr_storage storage;
 int len = sizeof(storage);
 memset(&storage, 0, len);

 SOCKET newSk = accept(sk, (struct sockaddr*)&storage, &len);
 closesocket(sk);

 char recvBuf[1024] = {'\0'};
 int lenRecv = 0;
 lenRecv = recv(newSk, recvBuf, 1024, 0);
 cout<<"Recv From Client:"<<recvBuf<<" Len:"<<lenRecv<<endl;
 send(newSk, recvBuf, lenRecv, 0);

 WSACleanup();
 closesocket(newSk);

 return 0;
}

TcpClient.cpp

#include <iostream>
#include <WinSock2.h>
#include <ws2tcpip.h>

#pragma comment(lib, "ws2_32.lib")

int main(int argc, char** argv)
{
 using namespace std;

 cout<<"Client Start..."<<endl;

 WORD wVersion = 0;
 WSADATA wsaData;
 memset(&wsaData, 0, sizeof(wsaData));
 wVersion = MAKEWORD(2, 2);

 if (0 != WSAStartup(wVersion, &wsaData))
 {
  return -1;
 }

 if (2 != LOBYTE(wsaData.wVersion) || 2 != HIBYTE(wsaData.wVersion))
 {
  WSACleanup();
  return -1;
 }

 struct addrinfo hints;
 struct addrinfo* res = NULL;
 memset(&hints, 0, sizeof(hints));
 hints.ai_family = AF_UNSPEC;
 hints.ai_socktype = SOCK_STREAM;
 hints.ai_protocol = IPPROTO_TCP;
 hints.ai_flags = AI_CANONNAME;

 if (0 != getaddrinfo("123.123.123.19", "6677", &hints, &res))
 {
  WSACleanup();
  return -1;
 }

 SOCKET sk = socket(res->ai_family, res->ai_socktype, res->ai_protocol);

 if (0 != connect(sk, res->ai_addr, res->ai_addrlen))
 {
  WSACleanup();
  closesocket(sk);
  return -1;
 }

 char sendBuf[1024] = {"abcdef"};
 char recvBuf[1024] = {'\0'};
 int lenRecv = 0;

 send(sk, sendBuf, strlen(sendBuf), 0);
 lenRecv = recv(sk, recvBuf, 1024, 0);
 cout<<"Recv From Server:"<<recvBuf<<" Len:"<<lenRecv<<endl;
 

 WSACleanup();
 closesocket(sk);

 return 0;
}