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// Copyright 2018 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//go:build linux
// +build linux
package rawfile
import (
"golang.org/x/sys/unix"
"inet.af/netstack/tcpip"
)
const maxErrno = 134
// TranslateErrno translate an errno from the syscall package into a
// tcpip.Error.
//
// Valid, but unrecognized errnos will be translated to
// *tcpip.ErrInvalidEndpointState (EINVAL).
func TranslateErrno(e unix.Errno) tcpip.Error {
switch e {
case unix.EEXIST:
return &tcpip.ErrDuplicateAddress{}
case unix.ENETUNREACH:
return &tcpip.ErrNoRoute{}
case unix.EINVAL:
return &tcpip.ErrInvalidEndpointState{}
case unix.EALREADY:
return &tcpip.ErrAlreadyConnecting{}
case unix.EISCONN:
return &tcpip.ErrAlreadyConnected{}
case unix.EADDRINUSE:
return &tcpip.ErrPortInUse{}
case unix.EADDRNOTAVAIL:
return &tcpip.ErrBadLocalAddress{}
case unix.EPIPE:
return &tcpip.ErrClosedForSend{}
case unix.EWOULDBLOCK:
return &tcpip.ErrWouldBlock{}
case unix.ECONNREFUSED:
return &tcpip.ErrConnectionRefused{}
case unix.ETIMEDOUT:
return &tcpip.ErrTimeout{}
case unix.EINPROGRESS:
return &tcpip.ErrConnectStarted{}
case unix.EDESTADDRREQ:
return &tcpip.ErrDestinationRequired{}
case unix.ENOTSUP:
return &tcpip.ErrNotSupported{}
case unix.ENOTTY:
return &tcpip.ErrQueueSizeNotSupported{}
case unix.ENOTCONN:
return &tcpip.ErrNotConnected{}
case unix.ECONNRESET:
return &tcpip.ErrConnectionReset{}
case unix.ECONNABORTED:
return &tcpip.ErrConnectionAborted{}
case unix.EMSGSIZE:
return &tcpip.ErrMessageTooLong{}
case unix.ENOBUFS:
return &tcpip.ErrNoBufferSpace{}
default:
return &tcpip.ErrInvalidEndpointState{}
}
}
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