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所以,我有这个源:现在C++,获取网站源,第2部分
#include <winsock2.h>
#include <windows.h>
#include <iostream>
#pragma comment(lib,"ws2_32.lib")
using namespace std;
int main(){
WSADATA wsaData;
if (WSAStartup(MAKEWORD(2,2), &wsaData) != 0) {
cout << "WSAStartup failed.\n";
system("pause");
return 1;
}
SOCKET Socket=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
struct hostent *host;
host = gethostbyname("www.newegg.com");
SOCKADDR_IN SockAddr;
SockAddr.sin_port=htons(80);
SockAddr.sin_family=AF_INET;
SockAddr.sin_addr.s_addr = *((unsigned long*)host->h_addr);
cout << "Connecting...\n";
if(connect(Socket,(SOCKADDR*)(&SockAddr),sizeof(SockAddr)) != 0){
cout << "Could not connect";
system("pause");
return 1;
}
cout << "Connected.\n";
send(Socket,"GET/HTTP/1.1\r\nHost: www.newegg.com\r\nConnection: close\r\n\r\n", strlen("GET/HTTP/1.1\r\nHost: www.newegg.com\r\nConnection: close\r\n\r\n"),0);
char buffer[10000];
int nDataLength;
while ((nDataLength = recv(Socket,buffer,10000,0)) > 0){
int i = 0;
while (buffer[i] || buffer[i] == '\n' || buffer[i] == '\r') {
cout << buffer[i];
i += 1;
}
}
closesocket(Socket);
WSACleanup();
system("pause");
return 0;
}
,它的工作原理获取来源,然而,事后不断重复。例如:
http://img263.imageshack.us/img263/7259/outputq.png
注意它是如何说,然后继续?我想知道如何避免这种情况。我知道我可以限制缓冲区,但是有没有更好的解决方案?由于
工作很好,非常感谢! – pure841 2010-05-03 22:59:10