mirror of
https://github.com/genuinetools/reg.git
synced 2024-09-19 16:51:01 -04:00
67bc3ef6c3
Signed-off-by: Jess Frazelle <acidburn@microsoft.com>
113 lines
3 KiB
Go
113 lines
3 KiB
Go
// Copyright 2012 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package windows_test
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"syscall"
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"testing"
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"unsafe"
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"golang.org/x/sys/windows"
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)
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func TestWin32finddata(t *testing.T) {
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dir, err := ioutil.TempDir("", "go-build")
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if err != nil {
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t.Fatalf("failed to create temp directory: %v", err)
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}
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defer os.RemoveAll(dir)
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path := filepath.Join(dir, "long_name.and_extension")
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f, err := os.Create(path)
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if err != nil {
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t.Fatalf("failed to create %v: %v", path, err)
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}
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f.Close()
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type X struct {
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fd windows.Win32finddata
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got byte
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pad [10]byte // to protect ourselves
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}
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var want byte = 2 // it is unlikely to have this character in the filename
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x := X{got: want}
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pathp, _ := windows.UTF16PtrFromString(path)
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h, err := windows.FindFirstFile(pathp, &(x.fd))
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if err != nil {
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t.Fatalf("FindFirstFile failed: %v", err)
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}
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err = windows.FindClose(h)
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if err != nil {
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t.Fatalf("FindClose failed: %v", err)
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}
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if x.got != want {
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t.Fatalf("memory corruption: want=%d got=%d", want, x.got)
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}
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}
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func TestFormatMessage(t *testing.T) {
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dll := windows.MustLoadDLL("pdh.dll")
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pdhOpenQuery := func(datasrc *uint16, userdata uint32, query *windows.Handle) (errno uintptr) {
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r0, _, _ := syscall.Syscall(dll.MustFindProc("PdhOpenQueryW").Addr(), 3, uintptr(unsafe.Pointer(datasrc)), uintptr(userdata), uintptr(unsafe.Pointer(query)))
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return r0
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}
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pdhCloseQuery := func(query windows.Handle) (errno uintptr) {
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r0, _, _ := syscall.Syscall(dll.MustFindProc("PdhCloseQuery").Addr(), 1, uintptr(query), 0, 0)
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return r0
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}
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var q windows.Handle
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name, err := windows.UTF16PtrFromString("no_such_source")
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if err != nil {
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t.Fatal(err)
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}
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errno := pdhOpenQuery(name, 0, &q)
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if errno == 0 {
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pdhCloseQuery(q)
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t.Fatal("PdhOpenQuery succeeded, but expected to fail.")
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}
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const flags uint32 = syscall.FORMAT_MESSAGE_FROM_HMODULE | syscall.FORMAT_MESSAGE_ARGUMENT_ARRAY | syscall.FORMAT_MESSAGE_IGNORE_INSERTS
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buf := make([]uint16, 300)
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_, err = windows.FormatMessage(flags, uintptr(dll.Handle), uint32(errno), 0, buf, nil)
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if err != nil {
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t.Fatalf("FormatMessage for handle=%x and errno=%x failed: %v", dll.Handle, errno, err)
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}
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}
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func abort(funcname string, err error) {
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panic(funcname + " failed: " + err.Error())
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}
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func ExampleLoadLibrary() {
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h, err := windows.LoadLibrary("kernel32.dll")
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if err != nil {
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abort("LoadLibrary", err)
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}
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defer windows.FreeLibrary(h)
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proc, err := windows.GetProcAddress(h, "GetVersion")
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if err != nil {
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abort("GetProcAddress", err)
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}
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r, _, _ := syscall.Syscall(uintptr(proc), 0, 0, 0, 0)
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major := byte(r)
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minor := uint8(r >> 8)
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build := uint16(r >> 16)
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print("windows version ", major, ".", minor, " (Build ", build, ")\n")
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}
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func TestTOKEN_ALL_ACCESS(t *testing.T) {
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if windows.TOKEN_ALL_ACCESS != 0xF01FF {
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t.Errorf("TOKEN_ALL_ACCESS = %x, want 0xF01FF", windows.TOKEN_ALL_ACCESS)
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}
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}
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