go rawconn 源码
golang rawconn 代码
文件路径：/src/os/rawconn.go
// Copyright 2018 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.
//go:build !plan9
package os
import (
"runtime"
)
// rawConn implements syscall.RawConn.
type rawConn struct {
file *File
}
func (c *rawConn) Control(f func(uintptr)) error {
if err := c.file.checkValid("SyscallConn.Control"); err != nil {
return err
}
err := c.file.pfd.RawControl(f)
runtime.KeepAlive(c.file)
return err
}
func (c *rawConn) Read(f func(uintptr) bool) error {
if err := c.file.checkValid("SyscallConn.Read"); err != nil {
return err
}
err := c.file.pfd.RawRead(f)
runtime.KeepAlive(c.file)
return err
}
func (c *rawConn) Write(f func(uintptr) bool) error {
if err := c.file.checkValid("SyscallConn.Write"); err != nil {
return err
}
err := c.file.pfd.RawWrite(f)
runtime.KeepAlive(c.file)
return err
}
func newRawConn(file *File) (*rawConn, error) {
return &rawConn{file: file}, nil
}
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