Gecko [ 167.86.127.34 ]

Name	Size	Permission
address.go	9.54 KB	-rw-r--r--
binary.go	2.72 KB	-rw-r--r--
empty.s	251 B	-rw-r--r--
interface.go	1.86 KB	-rw-r--r--
interface_announce.go	763 B	-rw-r--r--
interface_classic.go	1.59 KB	-rw-r--r--
interface_freebsd.go	1.9 KB	-rw-r--r--
interface_multicast.go	822 B	-rw-r--r--
interface_openbsd.go	2.13 KB	-rw-r--r--
message.go	1.52 KB	-rw-r--r--
route.go	3.93 KB	-rw-r--r--
route_classic.go	1.82 KB	-rw-r--r--
route_openbsd.go	1.7 KB	-rw-r--r--
sys.go	906 B	-rw-r--r--
sys_darwin.go	2.67 KB	-rw-r--r--
sys_dragonfly.go	2.67 KB	-rw-r--r--
sys_freebsd.go	4.75 KB	-rw-r--r--
sys_netbsd.go	2.15 KB	-rw-r--r--
sys_openbsd.go	2.05 KB	-rw-r--r--
syscall.go	713 B	-rw-r--r--
syscall_go1_11_darwin.go	688 B	-rw-r--r--
syscall_go1_12_darwin.go	350 B	-rw-r--r--
zsys_darwin.go	1.96 KB	-rw-r--r--
zsys_dragonfly.go	1.95 KB	-rw-r--r--
zsys_freebsd_386.go	2.8 KB	-rw-r--r--
zsys_freebsd_amd64.go	2.7 KB	-rw-r--r--
zsys_freebsd_arm.go	2.7 KB	-rw-r--r--
zsys_freebsd_arm64.go	2.7 KB	-rw-r--r--
zsys_netbsd.go	1.89 KB	-rw-r--r--
zsys_openbsd.go	1.95 KB	-rw-r--r--

Code Editor : route_classic.go

// Copyright 2016 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.

// +build darwin dragonfly freebsd netbsd

package route

import (
	"runtime"
	"syscall"
)

func (m *RouteMessage) marshal() ([]byte, error) {
	w, ok := wireFormats[m.Type]
	if !ok {
		return nil, errUnsupportedMessage
	}
	l := w.bodyOff + addrsSpace(m.Addrs)
	if runtime.GOOS == "darwin" {
		// Fix stray pointer writes on macOS.
		// See golang.org/issue/22456.
		l += 1024
	}
	b := make([]byte, l)
	nativeEndian.PutUint16(b[:2], uint16(l))
	if m.Version == 0 {
		b[2] = rtmVersion
	} else {
		b[2] = byte(m.Version)
	}
	b[3] = byte(m.Type)
	nativeEndian.PutUint32(b[8:12], uint32(m.Flags))
	nativeEndian.PutUint16(b[4:6], uint16(m.Index))
	nativeEndian.PutUint32(b[16:20], uint32(m.ID))
	nativeEndian.PutUint32(b[20:24], uint32(m.Seq))
	attrs, err := marshalAddrs(b[w.bodyOff:], m.Addrs)
	if err != nil {
		return nil, err
	}
	if attrs > 0 {
		nativeEndian.PutUint32(b[12:16], uint32(attrs))
	}
	return b, nil
}

func (w *wireFormat) parseRouteMessage(typ RIBType, b []byte) (Message, error) {
	if len(b) < w.bodyOff {
		return nil, errMessageTooShort
	}
	l := int(nativeEndian.Uint16(b[:2]))
	if len(b) < l {
		return nil, errInvalidMessage
	}
	m := &RouteMessage{
		Version: int(b[2]),
		Type:    int(b[3]),
		Flags:   int(nativeEndian.Uint32(b[8:12])),
		Index:   int(nativeEndian.Uint16(b[4:6])),
		ID:      uintptr(nativeEndian.Uint32(b[16:20])),
		Seq:     int(nativeEndian.Uint32(b[20:24])),
		extOff:  w.extOff,
		raw:     b[:l],
	}
	errno := syscall.Errno(nativeEndian.Uint32(b[28:32]))
	if errno != 0 {
		m.Err = errno
	}
	var err error
	m.Addrs, err = parseAddrs(uint(nativeEndian.Uint32(b[12:16])), parseKernelInetAddr, b[w.bodyOff:])
	if err != nil {
		return nil, err
	}
	return m, nil
}

${this.title}

Code Editor : route_classic.go