| 关键词: nbsp HINTERNET hConnect start char GetPubIp INTERNET szAccept InternetCloseHan NULL |
#include "stdafx.h"BOOL GetPubIp(char *ip);int main(){char myip[32]={0};GetPubIp(myip);cout<<myip<<endl;return 0;}BOOL GetPubIp(char *ip){HINTERNET hInternet=NULL;HINTERNET hConnect=NULL; char szText[512]={0};char *szAccept="Accept: */*\r\n\r\n";char *szUrl="http://www.ip138.com/ip2city.asp"; DWORD dwReadLen=0;__try{ hInternet=InternetOpen("Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)",0,NULL,NULL,0); if(!hInternet) __leave; hConnect=InternetOpenUrl(hInternet,szUrl,szAccept,strlen(szAccept),INTERNET_FLAG_DONT_CACHE|INTERNET_FLAG_PRAGMA_NOCACHE|INTERNET_FLAG_RELOAD,0); if(!hConnect) __leave; InternetReadFile(hConnect,szText,512,&dwReadLen);}__finally{ if(hInternet) InternetCloseHandle(hInternet); if(hConnect) InternetCloseHandle(hConnect);}char *start=strstr(szText,"您的IP地址是:[");if(!start) return FALSE;start=start+15;char *temp=strstr(start,"]");strncpy(ip,start,temp-start); return TRUE;} |
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