ipv6實(shí)現(xiàn)udp編程示例
開(kāi)發(fā)測(cè)試環(huán)境:WIN7SP1、VS2005
UdpServer.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_DGRAM;
hints.ai_protocol = IPPROTO_UDP;
hints.ai_flags = AI_PASSIVE;
if (0 != getaddrinfo("192.168.0.19", "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);
char recvBuf[1024] = {'\0'};
int lenRecv = 0;
struct sockaddr_storage storage;
int len = sizeof(storage);
memset(&storage, 0, len);
lenRecv = recvfrom(sk, recvBuf, 1024, 0, (struct sockaddr*)&storage, &len);
cout<<"Recv From Client:"<<recvBuf<<" Len:"<<lenRecv<<endl;
sendto(sk, recvBuf, lenRecv, 0, (struct sockaddr*)&storage, len);
WSACleanup();
closesocket(sk);
return 0;
}
UdpClient.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_DGRAM;
hints.ai_protocol = IPPROTO_UDP;
hints.ai_flags = AI_CANONNAME;
if (0 != getaddrinfo("192.168.0.19", "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);
char recvBuf[1024] = {'\0'};
char sendBuf[1024] = {"abcd"};
int len = res->ai_addrlen;
int lenRecv = 0;
sendto(sk, sendBuf, strlen(sendBuf), 0, res->ai_addr, len);
lenRecv = recvfrom(sk, recvBuf, 1024, 0, res->ai_addr, &(len));
cout<<"Recv From Server:"<<recvBuf<<" Len:"<<lenRecv<<endl;
WSACleanup();
closesocket(sk);
return 0;
}
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