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windows: add SetConsoleMode and GetConsoleScreenBufferInfo

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Add the SetConsoleMode and GetConsoleScreenBufferInfo functions, as well
as the corresponding types and constants. For details see:

  https://docs.microsoft.com/en-us/windows/console/setconsolemode
  https://docs.microsoft.com/en-us/windows/console/getconsolescreenbufferinfo
  https://docs.microsoft.com/en-us/windows/console/console-screen-buffer-info-str

Change-Id: I17dcd62ffde12b5c94e1245b6836d067aea3dc6e
Reviewed-on: https://go-review.googlesource.com/52670
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Alex Brainman <alex.brainman@gmail.com>
This commit is contained in:
Tobias Klauser
2017-08-03 08:12:02 +00:00
committed by Alex Brainman
parent e312636bda
commit d6c3f2be45
3 changed files with 75 additions and 0 deletions
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windows/zsyscall_windows.go
+26
View File
@@ -161,6 +161,8 @@ var (
procRegQueryValueExW = modadvapi32.NewProc("RegQueryValueExW")
procGetCurrentProcessId = modkernel32.NewProc("GetCurrentProcessId")
procGetConsoleMode = modkernel32.NewProc("GetConsoleMode")
procSetConsoleMode = modkernel32.NewProc("SetConsoleMode")
procGetConsoleScreenBufferInfo = modkernel32.NewProc("GetConsoleScreenBufferInfo")
procWriteConsoleW = modkernel32.NewProc("WriteConsoleW")
procReadConsoleW = modkernel32.NewProc("ReadConsoleW")
procCreateToolhelp32Snapshot = modkernel32.NewProc("CreateToolhelp32Snapshot")
@@ -1629,6 +1631,30 @@ func GetConsoleMode(console Handle, mode *uint32) (err error) {
return
}
func SetConsoleMode(console Handle, mode uint32) (err error) {
r1, _, e1 := syscall.Syscall(procSetConsoleMode.Addr(), 2, uintptr(console), uintptr(mode), 0)
if r1 == 0 {
if e1 != 0 {
err = errnoErr(e1)
} else {
err = syscall.EINVAL
}
}
return
}
func GetConsoleScreenBufferInfo(console Handle, info *ConsoleScreenBufferInfo) (err error) {
r1, _, e1 := syscall.Syscall(procGetConsoleScreenBufferInfo.Addr(), 2, uintptr(console), uintptr(unsafe.Pointer(&info)), 0)
if r1 == 0 {
if e1 != 0 {
err = errnoErr(e1)
} else {
err = syscall.EINVAL
}
}
return
}
func WriteConsole(console Handle, buf *uint16, towrite uint32, written *uint32, reserved *byte) (err error) {
r1, _, e1 := syscall.Syscall6(procWriteConsoleW.Addr(), 5, uintptr(console), uintptr(unsafe.Pointer(buf)), uintptr(towrite), uintptr(unsafe.Pointer(written)), uintptr(unsafe.Pointer(reserved)), 0)
if r1 == 0 {