windows: add console codepage api

Add setter/getter for console input/output codepages.
This is useful to set the console expected codepage instead of
converting it to UTF-16 before writing.
This commit is contained in:
Ayman Bagabas
2024-07-18 12:33:13 -07:00
parent 9cb830b23e
commit 93c06e27a0
2 changed files with 42 additions and 0 deletions

View File

@@ -313,6 +313,10 @@ func NewCallbackCDecl(fn interface{}) uintptr {
//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 GetConsoleCP() (cp uint32, err error) = kernel32.GetConsoleCP
//sys GetConsoleOutputCP() (cp uint32, err error) = kernel32.GetConsoleOutputCP
//sys SetConsoleCP(cp uint32) (err error) = kernel32.SetConsoleCP
//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 resizePseudoConsole(pconsole Handle, size uint32) (hr error) = kernel32.ResizePseudoConsole

View File

@@ -247,7 +247,9 @@ var (
procGetCommandLineW = modkernel32.NewProc("GetCommandLineW")
procGetComputerNameExW = modkernel32.NewProc("GetComputerNameExW")
procGetComputerNameW = modkernel32.NewProc("GetComputerNameW")
procGetConsoleCP = modkernel32.NewProc("GetConsoleCP")
procGetConsoleMode = modkernel32.NewProc("GetConsoleMode")
procGetConsoleOutputCP = modkernel32.NewProc("GetConsoleOutputCP")
procGetConsoleScreenBufferInfo = modkernel32.NewProc("GetConsoleScreenBufferInfo")
procGetCurrentDirectoryW = modkernel32.NewProc("GetCurrentDirectoryW")
procGetCurrentProcessId = modkernel32.NewProc("GetCurrentProcessId")
@@ -347,8 +349,10 @@ var (
procSetCommMask = modkernel32.NewProc("SetCommMask")
procSetCommState = modkernel32.NewProc("SetCommState")
procSetCommTimeouts = modkernel32.NewProc("SetCommTimeouts")
procSetConsoleCP = modkernel32.NewProc("SetConsoleCP")
procSetConsoleCursorPosition = modkernel32.NewProc("SetConsoleCursorPosition")
procSetConsoleMode = modkernel32.NewProc("SetConsoleMode")
procSetConsoleOutputCP = modkernel32.NewProc("SetConsoleOutputCP")
procSetCurrentDirectoryW = modkernel32.NewProc("SetCurrentDirectoryW")
procSetDefaultDllDirectories = modkernel32.NewProc("SetDefaultDllDirectories")
procSetDllDirectoryW = modkernel32.NewProc("SetDllDirectoryW")
@@ -2162,6 +2166,15 @@ func GetComputerName(buf *uint16, n *uint32) (err error) {
return
}
func GetConsoleCP() (cp uint32, err error) {
r0, _, e1 := syscall.Syscall(procGetConsoleCP.Addr(), 0, 0, 0, 0)
cp = uint32(r0)
if cp == 0 {
err = errnoErr(e1)
}
return
}
func GetConsoleMode(console Handle, mode *uint32) (err error) {
r1, _, e1 := syscall.Syscall(procGetConsoleMode.Addr(), 2, uintptr(console), uintptr(unsafe.Pointer(mode)), 0)
if r1 == 0 {
@@ -2170,6 +2183,15 @@ func GetConsoleMode(console Handle, mode *uint32) (err error) {
return
}
func GetConsoleOutputCP() (cp uint32, err error) {
r0, _, e1 := syscall.Syscall(procGetConsoleOutputCP.Addr(), 0, 0, 0, 0)
cp = uint32(r0)
if cp == 0 {
err = errnoErr(e1)
}
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 {
@@ -3038,6 +3060,14 @@ func SetCommTimeouts(handle Handle, timeouts *CommTimeouts) (err error) {
return
}
func SetConsoleCP(cp uint32) (err error) {
r1, _, e1 := syscall.Syscall(procSetConsoleCP.Addr(), 1, uintptr(cp), 0, 0)
if r1 == 0 {
err = errnoErr(e1)
}
return
}
func setConsoleCursorPosition(console Handle, position uint32) (err error) {
r1, _, e1 := syscall.Syscall(procSetConsoleCursorPosition.Addr(), 2, uintptr(console), uintptr(position), 0)
if r1 == 0 {
@@ -3054,6 +3084,14 @@ func SetConsoleMode(console Handle, mode uint32) (err error) {
return
}
func SetConsoleOutputCP(cp uint32) (err error) {
r1, _, e1 := syscall.Syscall(procSetConsoleOutputCP.Addr(), 1, uintptr(cp), 0, 0)
if r1 == 0 {
err = errnoErr(e1)
}
return
}
func SetCurrentDirectory(path *uint16) (err error) {
r1, _, e1 := syscall.Syscall(procSetCurrentDirectoryW.Addr(), 1, uintptr(unsafe.Pointer(path)), 0, 0)
if r1 == 0 {