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wails/v2/internal/frontend/desktop/windows/winc/w32/ole32.go
Misite Bao f70d9de366
fix: fix go test errors (#2169)
* fix: fix go test errors

* Add flags to mac test

* Run on all branches

* Update PR workflow

Co-authored-by: Lea Anthony <lea.anthony@gmail.com>
2022-12-06 06:45:06 +11:00

66 lines
1.5 KiB
Go

//go:build windows
/*
* Copyright (C) 2019 Tad Vizbaras. All Rights Reserved.
* Copyright (C) 2010-2012 The W32 Authors. All Rights Reserved.
*/
package w32
import (
"syscall"
"unsafe"
)
var (
modole32 = syscall.NewLazyDLL("ole32.dll")
procCoInitializeEx = modole32.NewProc("CoInitializeEx")
procCoInitialize = modole32.NewProc("CoInitialize")
procCoUninitialize = modole32.NewProc("CoUninitialize")
procCreateStreamOnHGlobal = modole32.NewProc("CreateStreamOnHGlobal")
)
func CoInitializeEx(coInit uintptr) HRESULT {
ret, _, _ := procCoInitializeEx.Call(
0,
coInit)
switch uint32(ret) {
case E_INVALIDARG:
panic("CoInitializeEx failed with E_INVALIDARG")
case E_OUTOFMEMORY:
panic("CoInitializeEx failed with E_OUTOFMEMORY")
case E_UNEXPECTED:
panic("CoInitializeEx failed with E_UNEXPECTED")
}
return HRESULT(ret)
}
func CoInitialize() {
procCoInitialize.Call(0)
}
func CoUninitialize() {
procCoUninitialize.Call()
}
func CreateStreamOnHGlobal(hGlobal HGLOBAL, fDeleteOnRelease bool) *IStream {
stream := new(IStream)
ret, _, _ := procCreateStreamOnHGlobal.Call(
uintptr(hGlobal),
uintptr(BoolToBOOL(fDeleteOnRelease)),
uintptr(unsafe.Pointer(&stream)))
switch uint32(ret) {
case E_INVALIDARG:
panic("CreateStreamOnHGlobal failed with E_INVALIDARG")
case E_OUTOFMEMORY:
panic("CreateStreamOnHGlobal failed with E_OUTOFMEMORY")
case E_UNEXPECTED:
panic("CreateStreamOnHGlobal failed with E_UNEXPECTED")
}
return stream
}