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tailscale/util/winutil/zsyscall_windows.go

63 lines
1.8 KiB
Go

// Code generated by 'go generate'; DO NOT EDIT.
package winutil
import (
"syscall"
"unsafe"
"golang.org/x/sys/windows"
"golang.org/x/sys/windows/registry"
)
var _ unsafe.Pointer
// Do the interface allocations only once for common
// Errno values.
const (
errnoERROR_IO_PENDING = 997
)
var (
errERROR_IO_PENDING error = syscall.Errno(errnoERROR_IO_PENDING)
errERROR_EINVAL error = syscall.EINVAL
)
// errnoErr returns common boxed Errno values, to prevent
// allocations at runtime.
func errnoErr(e syscall.Errno) error {
switch e {
case 0:
return errERROR_EINVAL
case errnoERROR_IO_PENDING:
return errERROR_IO_PENDING
}
// TODO: add more here, after collecting data on the common
// error values see on Windows. (perhaps when running
// all.bat?)
return e
}
var (
modadvapi32 = windows.NewLazySystemDLL("advapi32.dll")
procQueryServiceConfig2W = modadvapi32.NewProc("QueryServiceConfig2W")
procRegEnumValueW = modadvapi32.NewProc("RegEnumValueW")
)
func queryServiceConfig2(hService windows.Handle, infoLevel uint32, buf *byte, bufLen uint32, bytesNeeded *uint32) (err error) {
r1, _, e1 := syscall.Syscall6(procQueryServiceConfig2W.Addr(), 5, uintptr(hService), uintptr(infoLevel), uintptr(unsafe.Pointer(buf)), uintptr(bufLen), uintptr(unsafe.Pointer(bytesNeeded)), 0)
if r1 == 0 {
err = errnoErr(e1)
}
return
}
func regEnumValue(key registry.Key, index uint32, valueName *uint16, valueNameLen *uint32, reserved *uint32, valueType *uint32, pData *byte, cbData *uint32) (ret error) {
r0, _, _ := syscall.Syscall9(procRegEnumValueW.Addr(), 8, uintptr(key), uintptr(index), uintptr(unsafe.Pointer(valueName)), uintptr(unsafe.Pointer(valueNameLen)), uintptr(unsafe.Pointer(reserved)), uintptr(unsafe.Pointer(valueType)), uintptr(unsafe.Pointer(pData)), uintptr(unsafe.Pointer(cbData)), 0)
if r0 != 0 {
ret = syscall.Errno(r0)
}
return
}