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C-/C++-Quelltext

#include <Wininet.h>
#include <string>
#include <vector>
#include <tchar.h>
#include <algorithm>

void read_url(std::basic_string<TCHAR> const& url, std::vector<unsigned char>& dest)
{
    dest.clear();
    ::HINTERNET hInternet(::InternetOpen(TEXT("Microsoft Internet Explorer"), INTERNET_OPEN_TYPE_PRECONFIG, 0, 0, 0);
    if (hInternet == NULL) throw std::runtime_error("could not connect");
    
    ::HINTERNET hURL(::InternetOpenUrl(hInternet, url.c_str(), 0, 0, INTERNET_FLAG_RELOAD, 0);
    if (hURL == NULL)
    {
        ::CloseHandle(hInternet);
        throw std::runtime_error("invalid url");
    }

    unsigned char* tmp_arr = new unsigned char[128];
    DWORD read_bytes(0L);
    while (::InternetReadFile(hURL, tmp_arr, 128, &read_bytes) != FALSE)
    {
        if (read_bytes == 0L) break;
        dest.resize(dest.size() + read_bytes);
        std::copy(tmp_arr, tmp_arr + read_bytes, &dest[dest.size() - read_bytes - 1]);
    }
    delete [] tmp_arr;
    ::CloseHandle(hURL);
    ::CloseHandle(hInternet);
}  

C-/C++-Quelltext

typedef basic_string<char> string;

C-/C++-Quelltext

::MessageBoxA(NULL, ReadUrl("http://www.google.de/").c_str(), "Inhalt von \"www.google.de\"", MB_OK | MB_ICONINFORMATION); 

C-/C++-Quelltext

int WINAPI WinMain(HINSTANCE hInstance,
                   HINSTANCE hPrevInstance,
                   char* pcCommandLine,
                   int iShowCommand)
{
   std::string a = ReadUrl(argv[1]);
   tbWriteToLog(a.c_str()); 
}