mirror of
https://github.com/hajimehoshi/ebiten.git
synced 2024-11-10 13:07:26 +01:00
96 lines
3.0 KiB
Go
96 lines
3.0 KiB
Go
// Copyright 2023 The Ebitengine Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package winver
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import (
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"fmt"
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"runtime"
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"unsafe"
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"golang.org/x/sys/windows"
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)
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const (
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_VER_BUILDNUMBER = 0x00000004
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_VER_GREATER_EQUAL = 3
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_VER_MAJORVERSION = 0x00000002
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_VER_MINORVERSION = 0x00000001
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_VER_SERVICEPACKMAJOR = 0x00000020
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_WIN32_WINNT_VISTA = 0x0600
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_WIN32_WINNT_WIN7 = 0x0601
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_WIN32_WINNT_WIN8 = 0x0602
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_WIN32_WINNT_WINBLUE = 0x0603
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_WIN32_WINNT_WINXP = 0x0501
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)
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type _OSVERSIONINFOEXW struct {
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dwOSVersionInfoSize uint32
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dwMajorVersion uint32
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dwMinorVersion uint32
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dwBuildNumber uint32
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dwPlatformId uint32
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szCSDVersion [128]uint16
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wServicePackMajor uint16
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wServicePackMinor uint16
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wSuiteMask uint16
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wProductType byte
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wReserved byte
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}
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func _HIBYTE(wValue uint16) byte {
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return byte(wValue >> 8)
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}
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func _LOBYTE(wValue uint16) byte {
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return byte(wValue)
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}
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var (
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kernel32 = windows.NewLazySystemDLL("kernel32.dll")
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ntdll = windows.NewLazySystemDLL("ntdll.dll")
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procVerSetConditionMask = kernel32.NewProc("VerSetConditionMask")
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procRtlVerifyVersionInfo = ntdll.NewProc("RtlVerifyVersionInfo")
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)
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func _RtlVerifyVersionInfo(versionInfo *_OSVERSIONINFOEXW, typeMask uint32, conditionMask uint64) int32 {
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var r uintptr
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if unsafe.Sizeof(uintptr(0)) == unsafe.Sizeof(uint64(0)) {
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r, _, _ = procRtlVerifyVersionInfo.Call(uintptr(unsafe.Pointer(versionInfo)), uintptr(typeMask), uintptr(conditionMask))
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} else {
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switch runtime.GOARCH {
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case "386":
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r, _, _ = procRtlVerifyVersionInfo.Call(uintptr(unsafe.Pointer(versionInfo)), uintptr(typeMask), uintptr(conditionMask), uintptr(conditionMask>>32))
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case "arm":
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// Adjust the alignment for ARM.
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r, _, _ = procRtlVerifyVersionInfo.Call(uintptr(unsafe.Pointer(versionInfo)), uintptr(typeMask), 0, uintptr(conditionMask), uintptr(conditionMask>>32))
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default:
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panic(fmt.Sprintf("goglfw: GOARCH=%s is not supported", runtime.GOARCH))
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}
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}
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return int32(r)
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}
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func _VerSetConditionMask(conditionMask uint64, typeMask uint32, condition byte) uint64 {
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if unsafe.Sizeof(uintptr(0)) == unsafe.Sizeof(uint64(0)) {
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r, _, _ := procVerSetConditionMask.Call(uintptr(conditionMask), uintptr(typeMask), uintptr(condition))
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return uint64(r)
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} else {
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r1, r2, _ := procVerSetConditionMask.Call(uintptr(conditionMask), uintptr(conditionMask>>32), uintptr(typeMask), uintptr(condition))
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return uint64(r1) | (uint64(r2) << 32)
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}
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}
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