af146490bb
It is not needed due to the removal of the ctx field. Reviewed-on: https://go-review.googlesource.com/16525 From-SVN: r229616
157 lines
3.3 KiB
Go
157 lines
3.3 KiB
Go
// Copyright 2015 The Go 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 socktest
|
|
|
|
import "syscall"
|
|
|
|
// Socket wraps syscall.Socket.
|
|
func (sw *Switch) Socket(family, sotype, proto int) (s syscall.Handle, err error) {
|
|
sw.once.Do(sw.init)
|
|
|
|
so := &Status{Cookie: cookie(family, sotype, proto)}
|
|
sw.fmu.RLock()
|
|
f, _ := sw.fltab[FilterSocket]
|
|
sw.fmu.RUnlock()
|
|
|
|
af, err := f.apply(so)
|
|
if err != nil {
|
|
return syscall.InvalidHandle, err
|
|
}
|
|
s, so.Err = syscall.Socket(family, sotype, proto)
|
|
if err = af.apply(so); err != nil {
|
|
if so.Err == nil {
|
|
syscall.Closesocket(s)
|
|
}
|
|
return syscall.InvalidHandle, err
|
|
}
|
|
|
|
sw.smu.Lock()
|
|
defer sw.smu.Unlock()
|
|
if so.Err != nil {
|
|
sw.stats.getLocked(so.Cookie).OpenFailed++
|
|
return syscall.InvalidHandle, so.Err
|
|
}
|
|
nso := sw.addLocked(s, family, sotype, proto)
|
|
sw.stats.getLocked(nso.Cookie).Opened++
|
|
return s, nil
|
|
}
|
|
|
|
// Closesocket wraps syscall.Closesocket.
|
|
func (sw *Switch) Closesocket(s syscall.Handle) (err error) {
|
|
so := sw.sockso(s)
|
|
if so == nil {
|
|
return syscall.Closesocket(s)
|
|
}
|
|
sw.fmu.RLock()
|
|
f, _ := sw.fltab[FilterClose]
|
|
sw.fmu.RUnlock()
|
|
|
|
af, err := f.apply(so)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
so.Err = syscall.Closesocket(s)
|
|
if err = af.apply(so); err != nil {
|
|
return err
|
|
}
|
|
|
|
sw.smu.Lock()
|
|
defer sw.smu.Unlock()
|
|
if so.Err != nil {
|
|
sw.stats.getLocked(so.Cookie).CloseFailed++
|
|
return so.Err
|
|
}
|
|
delete(sw.sotab, s)
|
|
sw.stats.getLocked(so.Cookie).Closed++
|
|
return nil
|
|
}
|
|
|
|
// Connect wraps syscall.Connect.
|
|
func (sw *Switch) Connect(s syscall.Handle, sa syscall.Sockaddr) (err error) {
|
|
so := sw.sockso(s)
|
|
if so == nil {
|
|
return syscall.Connect(s, sa)
|
|
}
|
|
sw.fmu.RLock()
|
|
f, _ := sw.fltab[FilterConnect]
|
|
sw.fmu.RUnlock()
|
|
|
|
af, err := f.apply(so)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
so.Err = syscall.Connect(s, sa)
|
|
if err = af.apply(so); err != nil {
|
|
return err
|
|
}
|
|
|
|
sw.smu.Lock()
|
|
defer sw.smu.Unlock()
|
|
if so.Err != nil {
|
|
sw.stats.getLocked(so.Cookie).ConnectFailed++
|
|
return so.Err
|
|
}
|
|
sw.stats.getLocked(so.Cookie).Connected++
|
|
return nil
|
|
}
|
|
|
|
// ConnectEx wraps syscall.ConnectEx.
|
|
func (sw *Switch) ConnectEx(s syscall.Handle, sa syscall.Sockaddr, b *byte, n uint32, nwr *uint32, o *syscall.Overlapped) (err error) {
|
|
so := sw.sockso(s)
|
|
if so == nil {
|
|
return syscall.ConnectEx(s, sa, b, n, nwr, o)
|
|
}
|
|
sw.fmu.RLock()
|
|
f, _ := sw.fltab[FilterConnect]
|
|
sw.fmu.RUnlock()
|
|
|
|
af, err := f.apply(so)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
so.Err = syscall.ConnectEx(s, sa, b, n, nwr, o)
|
|
if err = af.apply(so); err != nil {
|
|
return err
|
|
}
|
|
|
|
sw.smu.Lock()
|
|
defer sw.smu.Unlock()
|
|
if so.Err != nil {
|
|
sw.stats.getLocked(so.Cookie).ConnectFailed++
|
|
return so.Err
|
|
}
|
|
sw.stats.getLocked(so.Cookie).Connected++
|
|
return nil
|
|
}
|
|
|
|
// Listen wraps syscall.Listen.
|
|
func (sw *Switch) Listen(s syscall.Handle, backlog int) (err error) {
|
|
so := sw.sockso(s)
|
|
if so == nil {
|
|
return syscall.Listen(s, backlog)
|
|
}
|
|
sw.fmu.RLock()
|
|
f, _ := sw.fltab[FilterListen]
|
|
sw.fmu.RUnlock()
|
|
|
|
af, err := f.apply(so)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
so.Err = syscall.Listen(s, backlog)
|
|
if err = af.apply(so); err != nil {
|
|
return err
|
|
}
|
|
|
|
sw.smu.Lock()
|
|
defer sw.smu.Unlock()
|
|
if so.Err != nil {
|
|
sw.stats.getLocked(so.Cookie).ListenFailed++
|
|
return so.Err
|
|
}
|
|
sw.stats.getLocked(so.Cookie).Listened++
|
|
return nil
|
|
}
|