62 lines
1.3 KiB
Go
62 lines
1.3 KiB
Go
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// Code generated by 'go generate'; DO NOT EDIT.
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package tun
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import (
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"syscall"
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"unsafe"
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"golang.org/x/sys/windows"
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)
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var _ unsafe.Pointer
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// Do the interface allocations only once for common
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// Errno values.
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const (
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errnoERROR_IO_PENDING = 997
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)
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var (
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errERROR_IO_PENDING error = syscall.Errno(errnoERROR_IO_PENDING)
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)
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// errnoErr returns common boxed Errno values, to prevent
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// allocations at runtime.
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func errnoErr(e syscall.Errno) error {
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switch e {
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case 0:
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return nil
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case errnoERROR_IO_PENDING:
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return errERROR_IO_PENDING
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}
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// TODO: add more here, after collecting data on the common
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// error values see on Windows. (perhaps when running
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// all.bat?)
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return e
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}
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var (
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modkernel32 = windows.NewLazySystemDLL("kernel32.dll")
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procGetOverlappedResult = modkernel32.NewProc("GetOverlappedResult")
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)
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func getOverlappedResult(handle windows.Handle, overlapped *windows.Overlapped, done *uint32, wait bool) (err error) {
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var _p0 uint32
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if wait {
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_p0 = 1
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} else {
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_p0 = 0
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}
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r1, _, e1 := syscall.Syscall6(procGetOverlappedResult.Addr(), 4, uintptr(handle), uintptr(unsafe.Pointer(overlapped)), uintptr(unsafe.Pointer(done)), uintptr(_p0), 0, 0)
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if r1 == 0 {
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if e1 != 0 {
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err = errnoErr(e1)
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} else {
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err = syscall.EINVAL
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}
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}
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return
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}
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