function
GetUrlInfo(
const
dwInfoLevel: DWORD;
const
FileURL:
string
):
string
;
var
hSession, hFile: hInternet;
dwBuffer:
Pointer
;
dwBufferLen, dwIndex: DWORD;
begin
Result :=
''
;
hSession := InternetOpen(
'STEROID Download'
,
INTERNET_OPEN_TYPE_PRECONFIG,
nil
,
nil
,
0
);
if
Assigned(hSession)
then
begin
hFile := InternetOpenURL(hSession,
PChar
(FileURL),
nil
,
0
,
INTERNET_FLAG_RELOAD,
0
);
dwIndex :=
0
;
dwBufferLen :=
20
;
if
HttpQueryInfo(hFile, dwInfoLevel, @dwBuffer, dwBufferLen, dwIndex)
then
Result :=
PChar
(@dwBuffer);
if
Assigned(hFile)
then
InternetCloseHandle(hFile);
InternetCloseHandle(hsession);
end
;
end
;