Http File Upload example

 

# Include <winsock2.h>
# Include <windows. h>
# Include <stdio. h>
# Include <wininet. h>
# Pragma comment (Lib, "ws2_32.lib ")
# Pragma comment (Lib, "wininet. lib ")

Bool usehttpsendreqex (hinternet hconnect, tchar * upfile, tchar * localfile)
{
Internet_buffers Bufferin = {0 };
DWORD dwbytesread;
DWORD dwbyteswritten;
Byte pbuffer [302480]; // read from file in 300 m chunks, up to M files supported
Bool bread, Bret;
Bufferin. dwstructsize = sizeof (internet_buffers );
// Use put to upload files:
Hinternet hrequest = httpopenrequest (hconnect,
"Put ",
Localfile,
Null,
Null,
Null,
Internet_flag_no_cache_write,
0 );
If (! Hrequest)
{
Printf ("failed to open request handle: % lu \ n", getlasterror ());
Return false;
}
// Open the specified file:
Handle hfile = createfile (upfile, generic_read, file_assist_read,
Null, open_existing, file_attribute_normal, null );
If (hfile = invalid_handle_value)
{
Printf ("\ nfailed to open local file % S.", upfile );
Return false;
}
Bufferin. dwbuffertotal = getfilesize (hfile, null );
Printf ("file size is % d \ n", Bufferin. dwbuffertotal );
If (! Httpsendrequestex (hrequest, & Bufferin, null, hsr_initiate, 0 ))
{
Printf ("error on httpsendrequestex % lu \ n", getlasterror ());
Return false;
}
DWORD sum = 0;
Do
{
If (! (Bread = readfile (hfile, pbuffer, sizeof (pbuffer), & dwbytesread, null )))
{
Printf ("\ nreadfile failed on buffer % lu.", getlasterror ());
Break;
}
If (! (Bret = internetwritefile (hrequest, pbuffer, dwbytesread, & dwbyteswritten )))
{
Printf ("\ ninternetwritefile failed % lu", getlasterror ());
Break;
}
Sum + = dwbyteswritten;
}
While (dwbytesread = sizeof (pbuffer ));
Closehandle (hfile );
Printf ("actual written Bytes: % d \ nupload % s successed! \ N ", sum, localfile );
// End an HTTP request:
If (! Httpendrequest (hrequest, null, 0, 0 ))
{
Printf ("error on httpendrequest % lu \ n", getlasterror ());
Return false;
}
Return true;
}

Int main (INT argc, char ** argv)
{
// Put 127.0.0.1/2.db D :\\ 1.exe
If (argc! = 4)
{
Printf ("Param num not correct. \ n ");
Return 0;
}
// Char * servername = "127.0.0.1"; // enter the URL here
Char * servername = argv [1];
Hinternet hsession = internetopen ("httpsendrequest ",
Internet_open_type_preconfig,
Null,
Null,
0); // synchronous Mode
If (! Hsession)
{
Printf ("failed to open internetopen \ n ");
Exit (0 );
}
// Connect to an HTTP service:
Hinternet hconnect = internetconnect (hsession,
Servername,
Internet_default_http_port, // connect to port 80
Null,
Null,
Internet_service_http, // Service Type HTTP, FTP or gopher
0,
1 );
If (! Hconnect)
{
Printf ("error internetconnect \ n ");
Return 0;
}
// Tchar * putfile = "D: \ 1.exe"; // The uploaded Program
Tchar * putfile = argv [3];
Tchar * putlocalfile = argv [2];
Bool sigh;
Sigh = usehttpsendreqex (hconnect, putfile, putlocalfile );
If (! Sigh)
{
Printf ("error usehttpsendreqex \ n ");
Return 0;
}
Return 0;
}