windows: add FlushConsoleInputBuffer and GetNumberOfConsoleInputEvents

This adds syscall wrappers for FlushConsoleInputBuffer and GetNumberOfConsoleInputEvents on Windows.

Change-Id: I2365aebc42a57f83cfc951e10520270e1f3e0606
GitHub-Last-Rev: 1f711a5f3c
GitHub-Pull-Request: golang/sys#264
Reviewed-on: https://go-review.googlesource.com/c/sys/+/704715
Reviewed-by: Mark Freeman <markfreeman@google.com>
Auto-Submit: Sean Liao <sean@liao.dev>
Reviewed-by: Quim Muntal <quimmuntal@gmail.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
This commit is contained in:
Ayman Bagabas
2025-09-17 16:05:17 +00:00
committed by Gopher Robot
parent 32e203842b
commit 6be6c584a2
2 changed files with 20 additions and 0 deletions

View File

@@ -321,6 +321,8 @@ func NewCallbackCDecl(fn interface{}) uintptr {
//sys SetConsoleOutputCP(cp uint32) (err error) = kernel32.SetConsoleOutputCP
//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 GetNumberOfConsoleInputEvents(console Handle, numevents *uint32) (err error) = kernel32.GetNumberOfConsoleInputEvents
//sys FlushConsoleInputBuffer(console Handle) (err error) = kernel32.FlushConsoleInputBuffer
//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

View File

@@ -238,6 +238,7 @@ var (
procFindResourceW = modkernel32.NewProc("FindResourceW")
procFindVolumeClose = modkernel32.NewProc("FindVolumeClose")
procFindVolumeMountPointClose = modkernel32.NewProc("FindVolumeMountPointClose")
procFlushConsoleInputBuffer = modkernel32.NewProc("FlushConsoleInputBuffer")
procFlushFileBuffers = modkernel32.NewProc("FlushFileBuffers")
procFlushViewOfFile = modkernel32.NewProc("FlushViewOfFile")
procFormatMessageW = modkernel32.NewProc("FormatMessageW")
@@ -284,6 +285,7 @@ var (
procGetNamedPipeHandleStateW = modkernel32.NewProc("GetNamedPipeHandleStateW")
procGetNamedPipeInfo = modkernel32.NewProc("GetNamedPipeInfo")
procGetNamedPipeServerProcessId = modkernel32.NewProc("GetNamedPipeServerProcessId")
procGetNumberOfConsoleInputEvents = modkernel32.NewProc("GetNumberOfConsoleInputEvents")
procGetOverlappedResult = modkernel32.NewProc("GetOverlappedResult")
procGetPriorityClass = modkernel32.NewProc("GetPriorityClass")
procGetProcAddress = modkernel32.NewProc("GetProcAddress")
@@ -2111,6 +2113,14 @@ func FindVolumeMountPointClose(findVolumeMountPoint Handle) (err error) {
return
}
func FlushConsoleInputBuffer(console Handle) (err error) {
r1, _, e1 := syscall.SyscallN(procFlushConsoleInputBuffer.Addr(), uintptr(console))
if r1 == 0 {
err = errnoErr(e1)
}
return
}
func FlushFileBuffers(handle Handle) (err error) {
r1, _, e1 := syscall.SyscallN(procFlushFileBuffers.Addr(), uintptr(handle))
if r1 == 0 {
@@ -2481,6 +2491,14 @@ func GetNamedPipeServerProcessId(pipe Handle, serverProcessID *uint32) (err erro
return
}
func GetNumberOfConsoleInputEvents(console Handle, numevents *uint32) (err error) {
r1, _, e1 := syscall.SyscallN(procGetNumberOfConsoleInputEvents.Addr(), uintptr(console), uintptr(unsafe.Pointer(numevents)))
if r1 == 0 {
err = errnoErr(e1)
}
return
}
func GetOverlappedResult(handle Handle, overlapped *Overlapped, done *uint32, wait bool) (err error) {
var _p0 uint32
if wait {