gvisor/pkg/tcpip/link/rawfile/errors.go

45 lines
1.5 KiB
Go

// Copyright 2016 The Netstack Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package rawfile
import (
"syscall"
"gvisor.googlesource.com/gvisor/pkg/tcpip"
)
var translations = map[syscall.Errno]*tcpip.Error{
syscall.EEXIST: tcpip.ErrDuplicateAddress,
syscall.ENETUNREACH: tcpip.ErrNoRoute,
syscall.EINVAL: tcpip.ErrInvalidEndpointState,
syscall.EALREADY: tcpip.ErrAlreadyConnecting,
syscall.EISCONN: tcpip.ErrAlreadyConnected,
syscall.EADDRINUSE: tcpip.ErrPortInUse,
syscall.EADDRNOTAVAIL: tcpip.ErrBadLocalAddress,
syscall.EPIPE: tcpip.ErrClosedForSend,
syscall.EWOULDBLOCK: tcpip.ErrWouldBlock,
syscall.ECONNREFUSED: tcpip.ErrConnectionRefused,
syscall.ETIMEDOUT: tcpip.ErrTimeout,
syscall.EINPROGRESS: tcpip.ErrConnectStarted,
syscall.EDESTADDRREQ: tcpip.ErrDestinationRequired,
syscall.ENOTSUP: tcpip.ErrNotSupported,
syscall.ENOTTY: tcpip.ErrQueueSizeNotSupported,
syscall.ENOTCONN: tcpip.ErrNotConnected,
syscall.ECONNRESET: tcpip.ErrConnectionReset,
syscall.ECONNABORTED: tcpip.ErrConnectionAborted,
}
// TranslateErrno translate an errno from the syscall package into a
// *tcpip.Error.
//
// Not all errnos are supported and this function will panic on unreconized
// errnos.
func TranslateErrno(e syscall.Errno) *tcpip.Error {
if err, ok := translations[e]; ok {
return err
}
return tcpip.ErrInvalidEndpointState
}