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package sys_windows
foreign import "system:Ole32.lib"
//objbase.h
// Note(Dragos): https://learn.microsoft.com/en-us/windows/win32/api/objbase/ne-objbase-coinit makes you believe that MULTITHREADED == 3. That is wrong. See definition of objbase.h
/*
typedef enum tagCOINIT
{
COINIT_APARTMENTTHREADED = 0x2, // Apartment model
#if (_WIN32_WINNT >= 0x0400 ) || defined(_WIN32_DCOM) // DCOM
// These constants are only valid on Windows NT 4.0
COINIT_MULTITHREADED = COINITBASE_MULTITHREADED,
COINIT_DISABLE_OLE1DDE = 0x4, // Don't use DDE for Ole1 support.
COINIT_SPEED_OVER_MEMORY = 0x8, // Trade memory for speed.
#endif // DCOM
} COINIT;
*/
// Where COINITBASE_MULTITHREADED == 0x00
COINIT :: enum DWORD {
APARTMENTTHREADED = 0x2,
MULTITHREADED = 0,
DISABLE_OLE1DDE = 0x4,
SPEED_OVER_MEMORY = 0x8,
}
IUnknown :: struct {
using Vtbl: ^IUnknownVtbl,
}
IUnknownVtbl :: struct {
QueryInterface: proc "system" (This: ^IUnknown, riid: REFIID, ppvObject: ^rawptr) -> HRESULT,
AddRef: proc "system" (This: ^IUnknown) -> ULONG,
Release: proc "system" (This: ^IUnknown) -> ULONG,
}
LPUNKNOWN :: ^IUnknown
@(default_calling_convention="system")
foreign Ole32 {
CoInitializeEx :: proc(reserved: rawptr, co_init: COINIT) -> HRESULT ---
CoUninitialize :: proc() ---
CoCreateInstance :: proc(
rclsid: REFCLSID,
pUnkOuter: LPUNKNOWN,
dwClsContext: DWORD,
riid: REFIID,
ppv: ^LPVOID,
) -> HRESULT ---
CoTaskMemFree :: proc(pv: rawptr) ---
}
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