chore(deps): upgrade dependencies

Upgrade all dependencies to newest versions.
This commit is contained in:
Christopher Allen Lane
2023-12-13 08:29:02 -05:00
parent 0d9c92c8c0
commit 95a4e31b6c
769 changed files with 28936 additions and 12954 deletions

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@@ -3,7 +3,6 @@
// license that can be found in the LICENSE file.
//go:build windows && go1.9
// +build windows,go1.9
package windows

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@@ -3,7 +3,6 @@
// license that can be found in the LICENSE file.
//go:build !go1.12
// +build !go1.12
// This file is here to allow bodyless functions with go:linkname for Go 1.11
// and earlier (see https://golang.org/issue/23311).

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@@ -37,14 +37,14 @@ func (token Token) Environ(inheritExisting bool) (env []string, err error) {
return nil, err
}
defer DestroyEnvironmentBlock(block)
blockp := uintptr(unsafe.Pointer(block))
blockp := unsafe.Pointer(block)
for {
entry := UTF16PtrToString((*uint16)(unsafe.Pointer(blockp)))
entry := UTF16PtrToString((*uint16)(blockp))
if len(entry) == 0 {
break
}
env = append(env, entry)
blockp += 2 * (uintptr(len(entry)) + 1)
blockp = unsafe.Add(blockp, 2*(len(entry)+1))
}
return env, nil
}

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@@ -3,7 +3,6 @@
// license that can be found in the LICENSE file.
//go:build windows
// +build windows
package windows

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@@ -22,7 +22,7 @@ import (
// but only if there is space or tab inside s.
func EscapeArg(s string) string {
if len(s) == 0 {
return "\"\""
return `""`
}
n := len(s)
hasSpace := false
@@ -35,7 +35,7 @@ func EscapeArg(s string) string {
}
}
if hasSpace {
n += 2
n += 2 // Reserve space for quotes.
}
if n == len(s) {
return s
@@ -82,36 +82,106 @@ func EscapeArg(s string) string {
// in CreateProcess's CommandLine argument, CreateService/ChangeServiceConfig's BinaryPathName argument,
// or any program that uses CommandLineToArgv.
func ComposeCommandLine(args []string) string {
var commandLine string
for i := range args {
if i > 0 {
commandLine += " "
}
commandLine += EscapeArg(args[i])
if len(args) == 0 {
return ""
}
return commandLine
// Per https://learn.microsoft.com/en-us/windows/win32/api/shellapi/nf-shellapi-commandlinetoargvw:
// “This function accepts command lines that contain a program name; the
// program name can be enclosed in quotation marks or not.”
//
// Unfortunately, it provides no means of escaping interior quotation marks
// within that program name, and we have no way to report them here.
prog := args[0]
mustQuote := len(prog) == 0
for i := 0; i < len(prog); i++ {
c := prog[i]
if c <= ' ' || (c == '"' && i == 0) {
// Force quotes for not only the ASCII space and tab as described in the
// MSDN article, but also ASCII control characters.
// The documentation for CommandLineToArgvW doesn't say what happens when
// the first argument is not a valid program name, but it empirically
// seems to drop unquoted control characters.
mustQuote = true
break
}
}
var commandLine []byte
if mustQuote {
commandLine = make([]byte, 0, len(prog)+2)
commandLine = append(commandLine, '"')
for i := 0; i < len(prog); i++ {
c := prog[i]
if c == '"' {
// This quote would interfere with our surrounding quotes.
// We have no way to report an error, so just strip out
// the offending character instead.
continue
}
commandLine = append(commandLine, c)
}
commandLine = append(commandLine, '"')
} else {
if len(args) == 1 {
// args[0] is a valid command line representing itself.
// No need to allocate a new slice or string for it.
return prog
}
commandLine = []byte(prog)
}
for _, arg := range args[1:] {
commandLine = append(commandLine, ' ')
// TODO(bcmills): since we're already appending to a slice, it would be nice
// to avoid the intermediate allocations of EscapeArg.
// Perhaps we can factor out an appendEscapedArg function.
commandLine = append(commandLine, EscapeArg(arg)...)
}
return string(commandLine)
}
// DecomposeCommandLine breaks apart its argument command line into unescaped parts using CommandLineToArgv,
// as gathered from GetCommandLine, QUERY_SERVICE_CONFIG's BinaryPathName argument, or elsewhere that
// command lines are passed around.
// DecomposeCommandLine returns an error if commandLine contains NUL.
func DecomposeCommandLine(commandLine string) ([]string, error) {
if len(commandLine) == 0 {
return []string{}, nil
}
utf16CommandLine, err := UTF16FromString(commandLine)
if err != nil {
return nil, errorspkg.New("string with NUL passed to DecomposeCommandLine")
}
var argc int32
argv, err := CommandLineToArgv(StringToUTF16Ptr(commandLine), &argc)
argv, err := commandLineToArgv(&utf16CommandLine[0], &argc)
if err != nil {
return nil, err
}
defer LocalFree(Handle(unsafe.Pointer(argv)))
var args []string
for _, v := range (*argv)[:argc] {
args = append(args, UTF16ToString((*v)[:]))
for _, p := range unsafe.Slice(argv, argc) {
args = append(args, UTF16PtrToString(p))
}
return args, nil
}
// CommandLineToArgv parses a Unicode command line string and sets
// argc to the number of parsed arguments.
//
// The returned memory should be freed using a single call to LocalFree.
//
// Note that although the return type of CommandLineToArgv indicates 8192
// entries of up to 8192 characters each, the actual count of parsed arguments
// may exceed 8192, and the documentation for CommandLineToArgvW does not mention
// any bound on the lengths of the individual argument strings.
// (See https://go.dev/issue/63236.)
func CommandLineToArgv(cmd *uint16, argc *int32) (argv *[8192]*[8192]uint16, err error) {
argp, err := commandLineToArgv(cmd, argc)
argv = (*[8192]*[8192]uint16)(unsafe.Pointer(argp))
return argv, err
}
func CloseOnExec(fd Handle) {
SetHandleInformation(Handle(fd), HANDLE_FLAG_INHERIT, 0)
}

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@@ -3,7 +3,6 @@
// license that can be found in the LICENSE file.
//go:build generate
// +build generate
package windows

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@@ -3,7 +3,6 @@
// license that can be found in the LICENSE file.
//go:build windows && race
// +build windows,race
package windows

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@@ -3,7 +3,6 @@
// license that can be found in the LICENSE file.
//go:build windows && !race
// +build windows,!race
package windows

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@@ -7,8 +7,6 @@ package windows
import (
"syscall"
"unsafe"
"golang.org/x/sys/internal/unsafeheader"
)
const (
@@ -1341,21 +1339,14 @@ func (selfRelativeSD *SECURITY_DESCRIPTOR) copySelfRelativeSecurityDescriptor()
sdLen = min
}
var src []byte
h := (*unsafeheader.Slice)(unsafe.Pointer(&src))
h.Data = unsafe.Pointer(selfRelativeSD)
h.Len = sdLen
h.Cap = sdLen
src := unsafe.Slice((*byte)(unsafe.Pointer(selfRelativeSD)), sdLen)
// SECURITY_DESCRIPTOR has pointers in it, which means checkptr expects for it to
// be aligned properly. When we're copying a Windows-allocated struct to a
// Go-allocated one, make sure that the Go allocation is aligned to the
// pointer size.
const psize = int(unsafe.Sizeof(uintptr(0)))
var dst []byte
h = (*unsafeheader.Slice)(unsafe.Pointer(&dst))
alloc := make([]uintptr, (sdLen+psize-1)/psize)
h.Data = (*unsafeheader.Slice)(unsafe.Pointer(&alloc)).Data
h.Len = sdLen
h.Cap = sdLen
dst := unsafe.Slice((*byte)(unsafe.Pointer(&alloc[0])), sdLen)
copy(dst, src)
return (*SECURITY_DESCRIPTOR)(unsafe.Pointer(&dst[0]))
}

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@@ -3,7 +3,6 @@
// license that can be found in the LICENSE file.
//go:build windows
// +build windows
package windows
@@ -141,6 +140,12 @@ const (
SERVICE_DYNAMIC_INFORMATION_LEVEL_START_REASON = 1
)
type ENUM_SERVICE_STATUS struct {
ServiceName *uint16
DisplayName *uint16
ServiceStatus SERVICE_STATUS
}
type SERVICE_STATUS struct {
ServiceType uint32
CurrentState uint32
@@ -212,6 +217,10 @@ type SERVICE_FAILURE_ACTIONS struct {
Actions *SC_ACTION
}
type SERVICE_FAILURE_ACTIONS_FLAG struct {
FailureActionsOnNonCrashFailures int32
}
type SC_ACTION struct {
Type uint32
Delay uint32
@@ -245,3 +254,4 @@ type QUERY_SERVICE_LOCK_STATUS struct {
//sys UnsubscribeServiceChangeNotifications(subscription uintptr) = sechost.UnsubscribeServiceChangeNotifications?
//sys RegisterServiceCtrlHandlerEx(serviceName *uint16, handlerProc uintptr, context uintptr) (handle Handle, err error) = advapi32.RegisterServiceCtrlHandlerExW
//sys QueryServiceDynamicInformation(service Handle, infoLevel uint32, dynamicInfo unsafe.Pointer) (err error) = advapi32.QueryServiceDynamicInformation?
//sys EnumDependentServices(service Handle, activityState uint32, services *ENUM_SERVICE_STATUS, buffSize uint32, bytesNeeded *uint32, servicesReturned *uint32) (err error) = advapi32.EnumDependentServicesW

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@@ -3,7 +3,6 @@
// license that can be found in the LICENSE file.
//go:build windows
// +build windows
package windows

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@@ -3,7 +3,6 @@
// license that can be found in the LICENSE file.
//go:build windows
// +build windows
// Package windows contains an interface to the low-level operating system
// primitives. OS details vary depending on the underlying system, and

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@@ -10,14 +10,11 @@ import (
errorspkg "errors"
"fmt"
"runtime"
"strings"
"sync"
"syscall"
"time"
"unicode/utf16"
"unsafe"
"golang.org/x/sys/internal/unsafeheader"
)
type Handle uintptr
@@ -87,22 +84,13 @@ func StringToUTF16(s string) []uint16 {
// s, with a terminating NUL added. If s contains a NUL byte at any
// location, it returns (nil, syscall.EINVAL).
func UTF16FromString(s string) ([]uint16, error) {
if strings.IndexByte(s, 0) != -1 {
return nil, syscall.EINVAL
}
return utf16.Encode([]rune(s + "\x00")), nil
return syscall.UTF16FromString(s)
}
// UTF16ToString returns the UTF-8 encoding of the UTF-16 sequence s,
// with a terminating NUL and any bytes after the NUL removed.
func UTF16ToString(s []uint16) string {
for i, v := range s {
if v == 0 {
s = s[:i]
break
}
}
return string(utf16.Decode(s))
return syscall.UTF16ToString(s)
}
// StringToUTF16Ptr is deprecated. Use UTF16PtrFromString instead.
@@ -145,14 +133,14 @@ func Getpagesize() int { return 4096 }
// NewCallback converts a Go function to a function pointer conforming to the stdcall calling convention.
// This is useful when interoperating with Windows code requiring callbacks.
// The argument is expected to be a function with with one uintptr-sized result. The function must not have arguments with size larger than the size of uintptr.
// The argument is expected to be a function with one uintptr-sized result. The function must not have arguments with size larger than the size of uintptr.
func NewCallback(fn interface{}) uintptr {
return syscall.NewCallback(fn)
}
// NewCallbackCDecl converts a Go function to a function pointer conforming to the cdecl calling convention.
// This is useful when interoperating with Windows code requiring callbacks.
// The argument is expected to be a function with with one uintptr-sized result. The function must not have arguments with size larger than the size of uintptr.
// The argument is expected to be a function with one uintptr-sized result. The function must not have arguments with size larger than the size of uintptr.
func NewCallbackCDecl(fn interface{}) uintptr {
return syscall.NewCallbackCDecl(fn)
}
@@ -167,6 +155,8 @@ func NewCallbackCDecl(fn interface{}) uintptr {
//sys GetModuleFileName(module Handle, filename *uint16, size uint32) (n uint32, err error) = kernel32.GetModuleFileNameW
//sys GetModuleHandleEx(flags uint32, moduleName *uint16, module *Handle) (err error) = kernel32.GetModuleHandleExW
//sys SetDefaultDllDirectories(directoryFlags uint32) (err error)
//sys AddDllDirectory(path *uint16) (cookie uintptr, err error) = kernel32.AddDllDirectory
//sys RemoveDllDirectory(cookie uintptr) (err error) = kernel32.RemoveDllDirectory
//sys SetDllDirectory(path string) (err error) = kernel32.SetDllDirectoryW
//sys GetVersion() (ver uint32, err error)
//sys FormatMessage(flags uint32, msgsrc uintptr, msgid uint32, langid uint32, buf []uint16, args *byte) (n uint32, err error) = FormatMessageW
@@ -226,7 +216,7 @@ func NewCallbackCDecl(fn interface{}) uintptr {
//sys shGetKnownFolderPath(id *KNOWNFOLDERID, flags uint32, token Token, path **uint16) (ret error) = shell32.SHGetKnownFolderPath
//sys TerminateProcess(handle Handle, exitcode uint32) (err error)
//sys GetExitCodeProcess(handle Handle, exitcode *uint32) (err error)
//sys GetStartupInfo(startupInfo *StartupInfo) (err error) = GetStartupInfoW
//sys getStartupInfo(startupInfo *StartupInfo) = GetStartupInfoW
//sys GetProcessTimes(handle Handle, creationTime *Filetime, exitTime *Filetime, kernelTime *Filetime, userTime *Filetime) (err error)
//sys DuplicateHandle(hSourceProcessHandle Handle, hSourceHandle Handle, hTargetProcessHandle Handle, lpTargetHandle *Handle, dwDesiredAccess uint32, bInheritHandle bool, dwOptions uint32) (err error)
//sys WaitForSingleObject(handle Handle, waitMilliseconds uint32) (event uint32, err error) [failretval==0xffffffff]
@@ -245,12 +235,13 @@ func NewCallbackCDecl(fn interface{}) uintptr {
//sys CreateEnvironmentBlock(block **uint16, token Token, inheritExisting bool) (err error) = userenv.CreateEnvironmentBlock
//sys DestroyEnvironmentBlock(block *uint16) (err error) = userenv.DestroyEnvironmentBlock
//sys getTickCount64() (ms uint64) = kernel32.GetTickCount64
//sys GetFileTime(handle Handle, ctime *Filetime, atime *Filetime, wtime *Filetime) (err error)
//sys SetFileTime(handle Handle, ctime *Filetime, atime *Filetime, wtime *Filetime) (err error)
//sys GetFileAttributes(name *uint16) (attrs uint32, err error) [failretval==INVALID_FILE_ATTRIBUTES] = kernel32.GetFileAttributesW
//sys SetFileAttributes(name *uint16, attrs uint32) (err error) = kernel32.SetFileAttributesW
//sys GetFileAttributesEx(name *uint16, level uint32, info *byte) (err error) = kernel32.GetFileAttributesExW
//sys GetCommandLine() (cmd *uint16) = kernel32.GetCommandLineW
//sys CommandLineToArgv(cmd *uint16, argc *int32) (argv *[8192]*[8192]uint16, err error) [failretval==nil] = shell32.CommandLineToArgvW
//sys commandLineToArgv(cmd *uint16, argc *int32) (argv **uint16, err error) [failretval==nil] = shell32.CommandLineToArgvW
//sys LocalFree(hmem Handle) (handle Handle, err error) [failretval!=0]
//sys LocalAlloc(flags uint32, length uint32) (ptr uintptr, err error)
//sys SetHandleInformation(handle Handle, mask uint32, flags uint32) (err error)
@@ -309,12 +300,15 @@ func NewCallbackCDecl(fn interface{}) uintptr {
//sys RegNotifyChangeKeyValue(key Handle, watchSubtree bool, notifyFilter uint32, event Handle, asynchronous bool) (regerrno error) = advapi32.RegNotifyChangeKeyValue
//sys GetCurrentProcessId() (pid uint32) = kernel32.GetCurrentProcessId
//sys ProcessIdToSessionId(pid uint32, sessionid *uint32) (err error) = kernel32.ProcessIdToSessionId
//sys ClosePseudoConsole(console Handle) = kernel32.ClosePseudoConsole
//sys createPseudoConsole(size uint32, in Handle, out Handle, flags uint32, pconsole *Handle) (hr error) = kernel32.CreatePseudoConsole
//sys GetConsoleMode(console Handle, mode *uint32) (err error) = kernel32.GetConsoleMode
//sys SetConsoleMode(console Handle, mode uint32) (err error) = kernel32.SetConsoleMode
//sys GetConsoleScreenBufferInfo(console Handle, info *ConsoleScreenBufferInfo) (err error) = kernel32.GetConsoleScreenBufferInfo
//sys setConsoleCursorPosition(console Handle, position uint32) (err error) = kernel32.SetConsoleCursorPosition
//sys WriteConsole(console Handle, buf *uint16, towrite uint32, written *uint32, reserved *byte) (err error) = kernel32.WriteConsoleW
//sys ReadConsole(console Handle, buf *uint16, toread uint32, read *uint32, inputControl *byte) (err error) = kernel32.ReadConsoleW
//sys resizePseudoConsole(pconsole Handle, size uint32) (hr error) = kernel32.ResizePseudoConsole
//sys CreateToolhelp32Snapshot(flags uint32, processId uint32) (handle Handle, err error) [failretval==InvalidHandle] = kernel32.CreateToolhelp32Snapshot
//sys Module32First(snapshot Handle, moduleEntry *ModuleEntry32) (err error) = kernel32.Module32FirstW
//sys Module32Next(snapshot Handle, moduleEntry *ModuleEntry32) (err error) = kernel32.Module32NextW
@@ -367,6 +361,7 @@ func NewCallbackCDecl(fn interface{}) uintptr {
//sys IsWindowUnicode(hwnd HWND) (isUnicode bool) = user32.IsWindowUnicode
//sys IsWindowVisible(hwnd HWND) (isVisible bool) = user32.IsWindowVisible
//sys GetGUIThreadInfo(thread uint32, info *GUIThreadInfo) (err error) = user32.GetGUIThreadInfo
//sys GetLargePageMinimum() (size uintptr)
// Volume Management Functions
//sys DefineDosDevice(flags uint32, deviceName *uint16, targetPath *uint16) (err error) = DefineDosDeviceW
@@ -414,7 +409,7 @@ func NewCallbackCDecl(fn interface{}) uintptr {
//sys VerQueryValue(block unsafe.Pointer, subBlock string, pointerToBufferPointer unsafe.Pointer, bufSize *uint32) (err error) = version.VerQueryValueW
// Process Status API (PSAPI)
//sys EnumProcesses(processIds []uint32, bytesReturned *uint32) (err error) = psapi.EnumProcesses
//sys enumProcesses(processIds *uint32, nSize uint32, bytesReturned *uint32) (err error) = psapi.EnumProcesses
//sys EnumProcessModules(process Handle, module *Handle, cb uint32, cbNeeded *uint32) (err error) = psapi.EnumProcessModules
//sys EnumProcessModulesEx(process Handle, module *Handle, cb uint32, cbNeeded *uint32, filterFlag uint32) (err error) = psapi.EnumProcessModulesEx
//sys GetModuleInformation(process Handle, module Handle, modinfo *ModuleInfo, cb uint32) (err error) = psapi.GetModuleInformation
@@ -446,6 +441,10 @@ func NewCallbackCDecl(fn interface{}) uintptr {
//sys DwmGetWindowAttribute(hwnd HWND, attribute uint32, value unsafe.Pointer, size uint32) (ret error) = dwmapi.DwmGetWindowAttribute
//sys DwmSetWindowAttribute(hwnd HWND, attribute uint32, value unsafe.Pointer, size uint32) (ret error) = dwmapi.DwmSetWindowAttribute
// Windows Multimedia API
//sys TimeBeginPeriod (period uint32) (err error) [failretval != 0] = winmm.timeBeginPeriod
//sys TimeEndPeriod (period uint32) (err error) [failretval != 0] = winmm.timeEndPeriod
// syscall interface implementation for other packages
// GetCurrentProcess returns the handle for the current process.
@@ -833,6 +832,9 @@ const socket_error = uintptr(^uint32(0))
//sys WSAStartup(verreq uint32, data *WSAData) (sockerr error) = ws2_32.WSAStartup
//sys WSACleanup() (err error) [failretval==socket_error] = ws2_32.WSACleanup
//sys WSAIoctl(s Handle, iocc uint32, inbuf *byte, cbif uint32, outbuf *byte, cbob uint32, cbbr *uint32, overlapped *Overlapped, completionRoutine uintptr) (err error) [failretval==socket_error] = ws2_32.WSAIoctl
//sys WSALookupServiceBegin(querySet *WSAQUERYSET, flags uint32, handle *Handle) (err error) [failretval==socket_error] = ws2_32.WSALookupServiceBeginW
//sys WSALookupServiceNext(handle Handle, flags uint32, size *int32, querySet *WSAQUERYSET) (err error) [failretval==socket_error] = ws2_32.WSALookupServiceNextW
//sys WSALookupServiceEnd(handle Handle) (err error) [failretval==socket_error] = ws2_32.WSALookupServiceEnd
//sys socket(af int32, typ int32, protocol int32) (handle Handle, err error) [failretval==InvalidHandle] = ws2_32.socket
//sys sendto(s Handle, buf []byte, flags int32, to unsafe.Pointer, tolen int32) (err error) [failretval==socket_error] = ws2_32.sendto
//sys recvfrom(s Handle, buf []byte, flags int32, from *RawSockaddrAny, fromlen *int32) (n int32, err error) [failretval==-1] = ws2_32.recvfrom
@@ -970,7 +972,8 @@ func (sa *SockaddrUnix) sockaddr() (unsafe.Pointer, int32, error) {
if n > 0 {
sl += int32(n) + 1
}
if sa.raw.Path[0] == '@' {
if sa.raw.Path[0] == '@' || (sa.raw.Path[0] == 0 && sl > 3) {
// Check sl > 3 so we don't change unnamed socket behavior.
sa.raw.Path[0] = 0
// Don't count trailing NUL for abstract address.
sl--
@@ -1028,8 +1031,7 @@ func (rsa *RawSockaddrAny) Sockaddr() (Sockaddr, error) {
for n < len(pp.Path) && pp.Path[n] != 0 {
n++
}
bytes := (*[len(pp.Path)]byte)(unsafe.Pointer(&pp.Path[0]))[0:n]
sa.Name = string(bytes)
sa.Name = string(unsafe.Slice((*byte)(unsafe.Pointer(&pp.Path[0])), n))
return sa, nil
case AF_INET:
@@ -1361,6 +1363,17 @@ func SetsockoptIPv6Mreq(fd Handle, level, opt int, mreq *IPv6Mreq) (err error) {
return syscall.EWINDOWS
}
func EnumProcesses(processIds []uint32, bytesReturned *uint32) error {
// EnumProcesses syscall expects the size parameter to be in bytes, but the code generated with mksyscall uses
// the length of the processIds slice instead. Hence, this wrapper function is added to fix the discrepancy.
var p *uint32
if len(processIds) > 0 {
p = &processIds[0]
}
size := uint32(len(processIds) * 4)
return enumProcesses(p, size, bytesReturned)
}
func Getpid() (pid int) { return int(GetCurrentProcessId()) }
func FindFirstFile(name *uint16, data *Win32finddata) (handle Handle, err error) {
@@ -1620,6 +1633,11 @@ func SetConsoleCursorPosition(console Handle, position Coord) error {
return setConsoleCursorPosition(console, *((*uint32)(unsafe.Pointer(&position))))
}
func GetStartupInfo(startupInfo *StartupInfo) error {
getStartupInfo(startupInfo)
return nil
}
func (s NTStatus) Errno() syscall.Errno {
return rtlNtStatusToDosErrorNoTeb(s)
}
@@ -1654,12 +1672,8 @@ func NewNTUnicodeString(s string) (*NTUnicodeString, error) {
// Slice returns a uint16 slice that aliases the data in the NTUnicodeString.
func (s *NTUnicodeString) Slice() []uint16 {
var slice []uint16
hdr := (*unsafeheader.Slice)(unsafe.Pointer(&slice))
hdr.Data = unsafe.Pointer(s.Buffer)
hdr.Len = int(s.Length)
hdr.Cap = int(s.MaximumLength)
return slice
slice := unsafe.Slice(s.Buffer, s.MaximumLength)
return slice[:s.Length]
}
func (s *NTUnicodeString) String() string {
@@ -1682,12 +1696,8 @@ func NewNTString(s string) (*NTString, error) {
// Slice returns a byte slice that aliases the data in the NTString.
func (s *NTString) Slice() []byte {
var slice []byte
hdr := (*unsafeheader.Slice)(unsafe.Pointer(&slice))
hdr.Data = unsafe.Pointer(s.Buffer)
hdr.Len = int(s.Length)
hdr.Cap = int(s.MaximumLength)
return slice
slice := unsafe.Slice(s.Buffer, s.MaximumLength)
return slice[:s.Length]
}
func (s *NTString) String() string {
@@ -1739,10 +1749,7 @@ func LoadResourceData(module, resInfo Handle) (data []byte, err error) {
if err != nil {
return
}
h := (*unsafeheader.Slice)(unsafe.Pointer(&data))
h.Data = unsafe.Pointer(ptr)
h.Len = int(size)
h.Cap = int(size)
data = unsafe.Slice((*byte)(unsafe.Pointer(ptr)), size)
return
}
@@ -1813,3 +1820,17 @@ type PSAPI_WORKING_SET_EX_INFORMATION struct {
// A PSAPI_WORKING_SET_EX_BLOCK union that indicates the attributes of the page at VirtualAddress.
VirtualAttributes PSAPI_WORKING_SET_EX_BLOCK
}
// CreatePseudoConsole creates a windows pseudo console.
func CreatePseudoConsole(size Coord, in Handle, out Handle, flags uint32, pconsole *Handle) error {
// We need this wrapper to manually cast Coord to uint32. The autogenerated wrappers only
// accept arguments that can be casted to uintptr, and Coord can't.
return createPseudoConsole(*((*uint32)(unsafe.Pointer(&size))), in, out, flags, pconsole)
}
// ResizePseudoConsole resizes the internal buffers of the pseudo console to the width and height specified in `size`.
func ResizePseudoConsole(pconsole Handle, size Coord) error {
// We need this wrapper to manually cast Coord to uint32. The autogenerated wrappers only
// accept arguments that can be casted to uintptr, and Coord can't.
return resizePseudoConsole(pconsole, *((*uint32)(unsafe.Pointer(&size))))
}

View File

@@ -247,6 +247,7 @@ const (
PROC_THREAD_ATTRIBUTE_MITIGATION_POLICY = 0x00020007
PROC_THREAD_ATTRIBUTE_UMS_THREAD = 0x00030006
PROC_THREAD_ATTRIBUTE_PROTECTION_LEVEL = 0x0002000b
PROC_THREAD_ATTRIBUTE_PSEUDOCONSOLE = 0x00020016
)
const (
@@ -1093,7 +1094,33 @@ const (
SOMAXCONN = 0x7fffffff
TCP_NODELAY = 1
TCP_NODELAY = 1
TCP_EXPEDITED_1122 = 2
TCP_KEEPALIVE = 3
TCP_MAXSEG = 4
TCP_MAXRT = 5
TCP_STDURG = 6
TCP_NOURG = 7
TCP_ATMARK = 8
TCP_NOSYNRETRIES = 9
TCP_TIMESTAMPS = 10
TCP_OFFLOAD_PREFERENCE = 11
TCP_CONGESTION_ALGORITHM = 12
TCP_DELAY_FIN_ACK = 13
TCP_MAXRTMS = 14
TCP_FASTOPEN = 15
TCP_KEEPCNT = 16
TCP_KEEPIDLE = TCP_KEEPALIVE
TCP_KEEPINTVL = 17
TCP_FAIL_CONNECT_ON_ICMP_ERROR = 18
TCP_ICMP_ERROR_INFO = 19
UDP_NOCHECKSUM = 1
UDP_SEND_MSG_SIZE = 2
UDP_RECV_MAX_COALESCED_SIZE = 3
UDP_CHECKSUM_COVERAGE = 20
UDP_COALESCED_INFO = 3
SHUT_RD = 0
SHUT_WR = 1
@@ -1243,6 +1270,51 @@ const (
DnsSectionAdditional = 0x0003
)
const (
// flags of WSALookupService
LUP_DEEP = 0x0001
LUP_CONTAINERS = 0x0002
LUP_NOCONTAINERS = 0x0004
LUP_NEAREST = 0x0008
LUP_RETURN_NAME = 0x0010
LUP_RETURN_TYPE = 0x0020
LUP_RETURN_VERSION = 0x0040
LUP_RETURN_COMMENT = 0x0080
LUP_RETURN_ADDR = 0x0100
LUP_RETURN_BLOB = 0x0200
LUP_RETURN_ALIASES = 0x0400
LUP_RETURN_QUERY_STRING = 0x0800
LUP_RETURN_ALL = 0x0FF0
LUP_RES_SERVICE = 0x8000
LUP_FLUSHCACHE = 0x1000
LUP_FLUSHPREVIOUS = 0x2000
LUP_NON_AUTHORITATIVE = 0x4000
LUP_SECURE = 0x8000
LUP_RETURN_PREFERRED_NAMES = 0x10000
LUP_DNS_ONLY = 0x20000
LUP_ADDRCONFIG = 0x100000
LUP_DUAL_ADDR = 0x200000
LUP_FILESERVER = 0x400000
LUP_DISABLE_IDN_ENCODING = 0x00800000
LUP_API_ANSI = 0x01000000
LUP_RESOLUTION_HANDLE = 0x80000000
)
const (
// values of WSAQUERYSET's namespace
NS_ALL = 0
NS_DNS = 12
NS_NLA = 15
NS_BTH = 16
NS_EMAIL = 37
NS_PNRPNAME = 38
NS_PNRPCLOUD = 39
)
type DNSSRVData struct {
Target *uint16
Priority uint16
@@ -2094,6 +2166,12 @@ const (
ENABLE_LVB_GRID_WORLDWIDE = 0x10
)
// Pseudo console related constants used for the flags parameter to
// CreatePseudoConsole. See: https://learn.microsoft.com/en-us/windows/console/createpseudoconsole
const (
PSEUDOCONSOLE_INHERIT_CURSOR = 0x1
)
type Coord struct {
X int16
Y int16
@@ -2175,19 +2253,23 @@ type JOBOBJECT_BASIC_UI_RESTRICTIONS struct {
}
const (
// JobObjectInformationClass
// JobObjectInformationClass for QueryInformationJobObject and SetInformationJobObject
JobObjectAssociateCompletionPortInformation = 7
JobObjectBasicAccountingInformation = 1
JobObjectBasicAndIoAccountingInformation = 8
JobObjectBasicLimitInformation = 2
JobObjectBasicProcessIdList = 3
JobObjectBasicUIRestrictions = 4
JobObjectCpuRateControlInformation = 15
JobObjectEndOfJobTimeInformation = 6
JobObjectExtendedLimitInformation = 9
JobObjectGroupInformation = 11
JobObjectGroupInformationEx = 14
JobObjectLimitViolationInformation2 = 35
JobObjectLimitViolationInformation = 13
JobObjectLimitViolationInformation2 = 34
JobObjectNetRateControlInformation = 32
JobObjectNotificationLimitInformation = 12
JobObjectNotificationLimitInformation2 = 34
JobObjectNotificationLimitInformation2 = 33
JobObjectSecurityLimitInformation = 5
)
@@ -3258,3 +3340,43 @@ const (
DWMWA_TEXT_COLOR = 36
DWMWA_VISIBLE_FRAME_BORDER_THICKNESS = 37
)
type WSAQUERYSET struct {
Size uint32
ServiceInstanceName *uint16
ServiceClassId *GUID
Version *WSAVersion
Comment *uint16
NameSpace uint32
NSProviderId *GUID
Context *uint16
NumberOfProtocols uint32
AfpProtocols *AFProtocols
QueryString *uint16
NumberOfCsAddrs uint32
SaBuffer *CSAddrInfo
OutputFlags uint32
Blob *BLOB
}
type WSAVersion struct {
Version uint32
EnumerationOfComparison int32
}
type AFProtocols struct {
AddressFamily int32
Protocol int32
}
type CSAddrInfo struct {
LocalAddr SocketAddress
RemoteAddr SocketAddress
SocketType int32
Protocol int32
}
type BLOB struct {
Size uint32
BlobData *byte
}

View File

@@ -55,6 +55,7 @@ var (
moduser32 = NewLazySystemDLL("user32.dll")
moduserenv = NewLazySystemDLL("userenv.dll")
modversion = NewLazySystemDLL("version.dll")
modwinmm = NewLazySystemDLL("winmm.dll")
modwintrust = NewLazySystemDLL("wintrust.dll")
modws2_32 = NewLazySystemDLL("ws2_32.dll")
modwtsapi32 = NewLazySystemDLL("wtsapi32.dll")
@@ -86,6 +87,7 @@ var (
procDeleteService = modadvapi32.NewProc("DeleteService")
procDeregisterEventSource = modadvapi32.NewProc("DeregisterEventSource")
procDuplicateTokenEx = modadvapi32.NewProc("DuplicateTokenEx")
procEnumDependentServicesW = modadvapi32.NewProc("EnumDependentServicesW")
procEnumServicesStatusExW = modadvapi32.NewProc("EnumServicesStatusExW")
procEqualSid = modadvapi32.NewProc("EqualSid")
procFreeSid = modadvapi32.NewProc("FreeSid")
@@ -182,10 +184,12 @@ var (
procGetAdaptersInfo = modiphlpapi.NewProc("GetAdaptersInfo")
procGetBestInterfaceEx = modiphlpapi.NewProc("GetBestInterfaceEx")
procGetIfEntry = modiphlpapi.NewProc("GetIfEntry")
procAddDllDirectory = modkernel32.NewProc("AddDllDirectory")
procAssignProcessToJobObject = modkernel32.NewProc("AssignProcessToJobObject")
procCancelIo = modkernel32.NewProc("CancelIo")
procCancelIoEx = modkernel32.NewProc("CancelIoEx")
procCloseHandle = modkernel32.NewProc("CloseHandle")
procClosePseudoConsole = modkernel32.NewProc("ClosePseudoConsole")
procConnectNamedPipe = modkernel32.NewProc("ConnectNamedPipe")
procCreateDirectoryW = modkernel32.NewProc("CreateDirectoryW")
procCreateEventExW = modkernel32.NewProc("CreateEventExW")
@@ -200,6 +204,7 @@ var (
procCreateNamedPipeW = modkernel32.NewProc("CreateNamedPipeW")
procCreatePipe = modkernel32.NewProc("CreatePipe")
procCreateProcessW = modkernel32.NewProc("CreateProcessW")
procCreatePseudoConsole = modkernel32.NewProc("CreatePseudoConsole")
procCreateSymbolicLinkW = modkernel32.NewProc("CreateSymbolicLinkW")
procCreateToolhelp32Snapshot = modkernel32.NewProc("CreateToolhelp32Snapshot")
procDefineDosDeviceW = modkernel32.NewProc("DefineDosDeviceW")
@@ -249,9 +254,11 @@ var (
procGetFileAttributesW = modkernel32.NewProc("GetFileAttributesW")
procGetFileInformationByHandle = modkernel32.NewProc("GetFileInformationByHandle")
procGetFileInformationByHandleEx = modkernel32.NewProc("GetFileInformationByHandleEx")
procGetFileTime = modkernel32.NewProc("GetFileTime")
procGetFileType = modkernel32.NewProc("GetFileType")
procGetFinalPathNameByHandleW = modkernel32.NewProc("GetFinalPathNameByHandleW")
procGetFullPathNameW = modkernel32.NewProc("GetFullPathNameW")
procGetLargePageMinimum = modkernel32.NewProc("GetLargePageMinimum")
procGetLastError = modkernel32.NewProc("GetLastError")
procGetLogicalDriveStringsW = modkernel32.NewProc("GetLogicalDriveStringsW")
procGetLogicalDrives = modkernel32.NewProc("GetLogicalDrives")
@@ -324,7 +331,9 @@ var (
procReadProcessMemory = modkernel32.NewProc("ReadProcessMemory")
procReleaseMutex = modkernel32.NewProc("ReleaseMutex")
procRemoveDirectoryW = modkernel32.NewProc("RemoveDirectoryW")
procRemoveDllDirectory = modkernel32.NewProc("RemoveDllDirectory")
procResetEvent = modkernel32.NewProc("ResetEvent")
procResizePseudoConsole = modkernel32.NewProc("ResizePseudoConsole")
procResumeThread = modkernel32.NewProc("ResumeThread")
procSetCommTimeouts = modkernel32.NewProc("SetCommTimeouts")
procSetConsoleCursorPosition = modkernel32.NewProc("SetConsoleCursorPosition")
@@ -466,6 +475,8 @@ var (
procGetFileVersionInfoSizeW = modversion.NewProc("GetFileVersionInfoSizeW")
procGetFileVersionInfoW = modversion.NewProc("GetFileVersionInfoW")
procVerQueryValueW = modversion.NewProc("VerQueryValueW")
proctimeBeginPeriod = modwinmm.NewProc("timeBeginPeriod")
proctimeEndPeriod = modwinmm.NewProc("timeEndPeriod")
procWinVerifyTrustEx = modwintrust.NewProc("WinVerifyTrustEx")
procFreeAddrInfoW = modws2_32.NewProc("FreeAddrInfoW")
procGetAddrInfoW = modws2_32.NewProc("GetAddrInfoW")
@@ -473,6 +484,9 @@ var (
procWSAEnumProtocolsW = modws2_32.NewProc("WSAEnumProtocolsW")
procWSAGetOverlappedResult = modws2_32.NewProc("WSAGetOverlappedResult")
procWSAIoctl = modws2_32.NewProc("WSAIoctl")
procWSALookupServiceBeginW = modws2_32.NewProc("WSALookupServiceBeginW")
procWSALookupServiceEnd = modws2_32.NewProc("WSALookupServiceEnd")
procWSALookupServiceNextW = modws2_32.NewProc("WSALookupServiceNextW")
procWSARecv = modws2_32.NewProc("WSARecv")
procWSARecvFrom = modws2_32.NewProc("WSARecvFrom")
procWSASend = modws2_32.NewProc("WSASend")
@@ -730,6 +744,14 @@ func DuplicateTokenEx(existingToken Token, desiredAccess uint32, tokenAttributes
return
}
func EnumDependentServices(service Handle, activityState uint32, services *ENUM_SERVICE_STATUS, buffSize uint32, bytesNeeded *uint32, servicesReturned *uint32) (err error) {
r1, _, e1 := syscall.Syscall6(procEnumDependentServicesW.Addr(), 6, uintptr(service), uintptr(activityState), uintptr(unsafe.Pointer(services)), uintptr(buffSize), uintptr(unsafe.Pointer(bytesNeeded)), uintptr(unsafe.Pointer(servicesReturned)))
if r1 == 0 {
err = errnoErr(e1)
}
return
}
func EnumServicesStatusEx(mgr Handle, infoLevel uint32, serviceType uint32, serviceState uint32, services *byte, bufSize uint32, bytesNeeded *uint32, servicesReturned *uint32, resumeHandle *uint32, groupName *uint16) (err error) {
r1, _, e1 := syscall.Syscall12(procEnumServicesStatusExW.Addr(), 10, uintptr(mgr), uintptr(infoLevel), uintptr(serviceType), uintptr(serviceState), uintptr(unsafe.Pointer(services)), uintptr(bufSize), uintptr(unsafe.Pointer(bytesNeeded)), uintptr(unsafe.Pointer(servicesReturned)), uintptr(unsafe.Pointer(resumeHandle)), uintptr(unsafe.Pointer(groupName)), 0, 0)
if r1 == 0 {
@@ -1585,6 +1607,15 @@ func GetIfEntry(pIfRow *MibIfRow) (errcode error) {
return
}
func AddDllDirectory(path *uint16) (cookie uintptr, err error) {
r0, _, e1 := syscall.Syscall(procAddDllDirectory.Addr(), 1, uintptr(unsafe.Pointer(path)), 0, 0)
cookie = uintptr(r0)
if cookie == 0 {
err = errnoErr(e1)
}
return
}
func AssignProcessToJobObject(job Handle, process Handle) (err error) {
r1, _, e1 := syscall.Syscall(procAssignProcessToJobObject.Addr(), 2, uintptr(job), uintptr(process), 0)
if r1 == 0 {
@@ -1617,6 +1648,11 @@ func CloseHandle(handle Handle) (err error) {
return
}
func ClosePseudoConsole(console Handle) {
syscall.Syscall(procClosePseudoConsole.Addr(), 1, uintptr(console), 0, 0)
return
}
func ConnectNamedPipe(pipe Handle, overlapped *Overlapped) (err error) {
r1, _, e1 := syscall.Syscall(procConnectNamedPipe.Addr(), 2, uintptr(pipe), uintptr(unsafe.Pointer(overlapped)), 0)
if r1 == 0 {
@@ -1746,6 +1782,14 @@ func CreateProcess(appName *uint16, commandLine *uint16, procSecurity *SecurityA
return
}
func createPseudoConsole(size uint32, in Handle, out Handle, flags uint32, pconsole *Handle) (hr error) {
r0, _, _ := syscall.Syscall6(procCreatePseudoConsole.Addr(), 5, uintptr(size), uintptr(in), uintptr(out), uintptr(flags), uintptr(unsafe.Pointer(pconsole)), 0)
if r0 != 0 {
hr = syscall.Errno(r0)
}
return
}
func CreateSymbolicLink(symlinkfilename *uint16, targetfilename *uint16, flags uint32) (err error) {
r1, _, e1 := syscall.Syscall(procCreateSymbolicLinkW.Addr(), 3, uintptr(unsafe.Pointer(symlinkfilename)), uintptr(unsafe.Pointer(targetfilename)), uintptr(flags))
if r1&0xff == 0 {
@@ -2153,6 +2197,14 @@ func GetFileInformationByHandleEx(handle Handle, class uint32, outBuffer *byte,
return
}
func GetFileTime(handle Handle, ctime *Filetime, atime *Filetime, wtime *Filetime) (err error) {
r1, _, e1 := syscall.Syscall6(procGetFileTime.Addr(), 4, uintptr(handle), uintptr(unsafe.Pointer(ctime)), uintptr(unsafe.Pointer(atime)), uintptr(unsafe.Pointer(wtime)), 0, 0)
if r1 == 0 {
err = errnoErr(e1)
}
return
}
func GetFileType(filehandle Handle) (n uint32, err error) {
r0, _, e1 := syscall.Syscall(procGetFileType.Addr(), 1, uintptr(filehandle), 0, 0)
n = uint32(r0)
@@ -2180,6 +2232,12 @@ func GetFullPathName(path *uint16, buflen uint32, buf *uint16, fname **uint16) (
return
}
func GetLargePageMinimum() (size uintptr) {
r0, _, _ := syscall.Syscall(procGetLargePageMinimum.Addr(), 0, 0, 0, 0)
size = uintptr(r0)
return
}
func GetLastError() (lasterr error) {
r0, _, _ := syscall.Syscall(procGetLastError.Addr(), 0, 0, 0, 0)
if r0 != 0 {
@@ -2348,11 +2406,8 @@ func GetShortPathName(longpath *uint16, shortpath *uint16, buflen uint32) (n uin
return
}
func GetStartupInfo(startupInfo *StartupInfo) (err error) {
r1, _, e1 := syscall.Syscall(procGetStartupInfoW.Addr(), 1, uintptr(unsafe.Pointer(startupInfo)), 0, 0)
if r1 == 0 {
err = errnoErr(e1)
}
func getStartupInfo(startupInfo *StartupInfo) {
syscall.Syscall(procGetStartupInfoW.Addr(), 1, uintptr(unsafe.Pointer(startupInfo)), 0, 0)
return
}
@@ -2835,6 +2890,14 @@ func RemoveDirectory(path *uint16) (err error) {
return
}
func RemoveDllDirectory(cookie uintptr) (err error) {
r1, _, e1 := syscall.Syscall(procRemoveDllDirectory.Addr(), 1, uintptr(cookie), 0, 0)
if r1 == 0 {
err = errnoErr(e1)
}
return
}
func ResetEvent(event Handle) (err error) {
r1, _, e1 := syscall.Syscall(procResetEvent.Addr(), 1, uintptr(event), 0, 0)
if r1 == 0 {
@@ -2843,6 +2906,14 @@ func ResetEvent(event Handle) (err error) {
return
}
func resizePseudoConsole(pconsole Handle, size uint32) (hr error) {
r0, _, _ := syscall.Syscall(procResizePseudoConsole.Addr(), 2, uintptr(pconsole), uintptr(size), 0)
if r0 != 0 {
hr = syscall.Errno(r0)
}
return
}
func ResumeThread(thread Handle) (ret uint32, err error) {
r0, _, e1 := syscall.Syscall(procResumeThread.Addr(), 1, uintptr(thread), 0, 0)
ret = uint32(r0)
@@ -3497,12 +3568,8 @@ func EnumProcessModulesEx(process Handle, module *Handle, cb uint32, cbNeeded *u
return
}
func EnumProcesses(processIds []uint32, bytesReturned *uint32) (err error) {
var _p0 *uint32
if len(processIds) > 0 {
_p0 = &processIds[0]
}
r1, _, e1 := syscall.Syscall(procEnumProcesses.Addr(), 3, uintptr(unsafe.Pointer(_p0)), uintptr(len(processIds)), uintptr(unsafe.Pointer(bytesReturned)))
func enumProcesses(processIds *uint32, nSize uint32, bytesReturned *uint32) (err error) {
r1, _, e1 := syscall.Syscall(procEnumProcesses.Addr(), 3, uintptr(unsafe.Pointer(processIds)), uintptr(nSize), uintptr(unsafe.Pointer(bytesReturned)))
if r1 == 0 {
err = errnoErr(e1)
}
@@ -3805,9 +3872,9 @@ func setupUninstallOEMInf(infFileName *uint16, flags SUOI, reserved uintptr) (er
return
}
func CommandLineToArgv(cmd *uint16, argc *int32) (argv *[8192]*[8192]uint16, err error) {
func commandLineToArgv(cmd *uint16, argc *int32) (argv **uint16, err error) {
r0, _, e1 := syscall.Syscall(procCommandLineToArgvW.Addr(), 2, uintptr(unsafe.Pointer(cmd)), uintptr(unsafe.Pointer(argc)), 0)
argv = (*[8192]*[8192]uint16)(unsafe.Pointer(r0))
argv = (**uint16)(unsafe.Pointer(r0))
if argv == nil {
err = errnoErr(e1)
}
@@ -4002,6 +4069,22 @@ func _VerQueryValue(block unsafe.Pointer, subBlock *uint16, pointerToBufferPoint
return
}
func TimeBeginPeriod(period uint32) (err error) {
r1, _, e1 := syscall.Syscall(proctimeBeginPeriod.Addr(), 1, uintptr(period), 0, 0)
if r1 != 0 {
err = errnoErr(e1)
}
return
}
func TimeEndPeriod(period uint32) (err error) {
r1, _, e1 := syscall.Syscall(proctimeEndPeriod.Addr(), 1, uintptr(period), 0, 0)
if r1 != 0 {
err = errnoErr(e1)
}
return
}
func WinVerifyTrustEx(hwnd HWND, actionId *GUID, data *WinTrustData) (ret error) {
r0, _, _ := syscall.Syscall(procWinVerifyTrustEx.Addr(), 3, uintptr(hwnd), uintptr(unsafe.Pointer(actionId)), uintptr(unsafe.Pointer(data)))
if r0 != 0 {
@@ -4060,6 +4143,30 @@ func WSAIoctl(s Handle, iocc uint32, inbuf *byte, cbif uint32, outbuf *byte, cbo
return
}
func WSALookupServiceBegin(querySet *WSAQUERYSET, flags uint32, handle *Handle) (err error) {
r1, _, e1 := syscall.Syscall(procWSALookupServiceBeginW.Addr(), 3, uintptr(unsafe.Pointer(querySet)), uintptr(flags), uintptr(unsafe.Pointer(handle)))
if r1 == socket_error {
err = errnoErr(e1)
}
return
}
func WSALookupServiceEnd(handle Handle) (err error) {
r1, _, e1 := syscall.Syscall(procWSALookupServiceEnd.Addr(), 1, uintptr(handle), 0, 0)
if r1 == socket_error {
err = errnoErr(e1)
}
return
}
func WSALookupServiceNext(handle Handle, flags uint32, size *int32, querySet *WSAQUERYSET) (err error) {
r1, _, e1 := syscall.Syscall6(procWSALookupServiceNextW.Addr(), 4, uintptr(handle), uintptr(flags), uintptr(unsafe.Pointer(size)), uintptr(unsafe.Pointer(querySet)), 0, 0)
if r1 == socket_error {
err = errnoErr(e1)
}
return
}
func WSARecv(s Handle, bufs *WSABuf, bufcnt uint32, recvd *uint32, flags *uint32, overlapped *Overlapped, croutine *byte) (err error) {
r1, _, e1 := syscall.Syscall9(procWSARecv.Addr(), 7, uintptr(s), uintptr(unsafe.Pointer(bufs)), uintptr(bufcnt), uintptr(unsafe.Pointer(recvd)), uintptr(unsafe.Pointer(flags)), uintptr(unsafe.Pointer(overlapped)), uintptr(unsafe.Pointer(croutine)), 0, 0)
if r1 == socket_error {