Win32-google Browser

Ping Baidu to get an IP browser to send a GET request//Baidu Server received a request return something to you//return the thing that we want//////////////////////////////////////////////////////////////////////#include "stdafx.h" #include <iostream> #include <winsock2.h> #include <string> #pragma comment (lib, "Ws2_32.lib") using namespace std;/** * Parse URL * @param strurl the domain to be resolved * @param strhost out * @param strresource out * @return false parsing failed */bool P Arseurl (const string strURL, String &strhost, String &strresource) {BOOL bRet = false;const int maxresourcesize = 2 000;const int minhostsize = 5;do {string strhttp = "http://";//Find "//" from strURL "/" const char * szpos = STRSTR (strurl.c_st R (), Strhttp.c_str ());//If the first "http://" is not found, the description does not have httpif (NULL = = Szpos) {Szpos = Strurl.c_str ();} Else{szpos = Szpos + strhttp.length ();} Char Szhost[maxbyte] = {0};char Szresource[maxresourcesize] = {0};//standard notation: Length (maxresourcesize =) sscanf_s (SzPos, "%[^/]%s", Szhost,maxbyte, Szresource, MAXBYTE); if (Minhostsize > strlen (szhost)) {break;} Strhost = szhost;//if not equal to 0, the description szresource is not empty if (0! = strlen (Szresource)) {strresource = Szresource;} Else{strresource = "/";} BRet = TRUE;} while (FALSE); return bRet;} int _tmain (int argc, _tchar* argv[]) {BOOL bRet = FALSE; SOCKET Socketserver = invalid_socket;do {wsadata wsadata;//initialization socketif (0! = WSAStartup (Makeword (2, 2), &wsadata)) {b Reak;} if (2! = Lobyte (wsadata.wversion) | | 2! = hibyte (wsadata.wversion)) {break;} Server: Through programming, the domain name is converted into ipstring strURL = "WWW.WMPIC.ME/MEINV"; string strhost, Strresouce; parseURL (strURL, Strhost, Strresouce);p rintf ("host:%s \ t rosouce:%s \ r \ n", Strhost.c_str (), Strresouce.c_str ());// Get Host hostent * hserverhost = gethostbyname (Strhost.c_str ()); if (NULL = = hserverhost) {wsacleanup (); break;} Sockaddr_in Addrserver = {0};addrserver.sin_family = Af_inet;addrserver.sin_port = htons (80);//80 Port memcpy (& ( ADDRSERVER.SIN_ADDR), HSERVERHOST-&GT;H_ADDR, 4);//Create socketsocketserver = socket (af_inet, Sock_stream, IPPROTO_TCP); if (Invalid_socket = = socketserver) {closesocket (socketserver); WSACleanup (); break;} Connect socketif (Socket_error = = Connect (socketserver, (sockaddr*) &addrserver, sizeof (Addrserver))) {closesocket ( Socketserver); WSACleanup (); break;} Send GET Request: "Get" followed by a space, "http/1.1" HTTP preceded by a space//right value for the interception packet gets the string strrequest = "Get" + Strresouce + "Http/1.1\r\nhost : "+ strhost +" \r\nconnection:close\r\n\r\n "; if (socket_error = = Send (Socketserver, Strrequest.c_str (), Strrequest.length (), 0)) {closesocket (socketserver); WSACleanup (); break;} Char szbuffer[2000] = {0};//The returned data cannot be received at one time, so it must be read in a loop until Recv returns 0, received!int irecvsize = 1;while (0<irecvsize) { Irecvsize = recv (socketserver, szbuffer, 0);cout<< "szbuffer =" &LT;&LT;SZBUFFER&LT;&LT;ENDL;} Clean Socketif (Invalid_socket! = socketserver) {closesocket (socketserver); WSACleanup ();}} while (FALSE); GetChar (); return 0;}

　　

Win32-google Browser