bump deps
This commit is contained in:
@ -21,26 +21,27 @@ func (typ ICMPType) String() string {
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// packets.
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type ICMPFilter struct {
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mu sync.RWMutex
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rawICMPFilter
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sysICMPFilter
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}
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// Set sets the ICMP type and filter action to the filter.
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func (f *ICMPFilter) Set(typ ICMPType, block bool) {
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f.mu.Lock()
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defer f.mu.Unlock()
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f.set(typ, block)
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f.mu.Unlock()
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}
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// SetAll sets the filter action to the filter.
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func (f *ICMPFilter) SetAll(block bool) {
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f.mu.Lock()
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defer f.mu.Unlock()
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f.setAll(block)
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f.mu.Unlock()
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}
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// WillBlock reports whether the ICMP type will be blocked.
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func (f *ICMPFilter) WillBlock(typ ICMPType) bool {
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f.mu.RLock()
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defer f.mu.RUnlock()
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return f.willBlock(typ)
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ok := f.willBlock(typ)
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f.mu.RUnlock()
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return ok
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}
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@ -6,13 +6,11 @@
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package ipv6
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import "syscall"
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type rawICMPFilter struct {
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syscall.ICMPv6Filter
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type sysICMPFilter struct {
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Filt [8]uint32
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}
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func (f *rawICMPFilter) set(typ ICMPType, block bool) {
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func (f *sysICMPFilter) set(typ ICMPType, block bool) {
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if block {
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f.Filt[typ>>5] &^= 1 << (uint32(typ) & 31)
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} else {
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@ -20,7 +18,7 @@ func (f *rawICMPFilter) set(typ ICMPType, block bool) {
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}
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}
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func (f *rawICMPFilter) setAll(block bool) {
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func (f *sysICMPFilter) setAll(block bool) {
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for i := range f.Filt {
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if block {
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f.Filt[i] = 0
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@ -30,6 +28,6 @@ func (f *rawICMPFilter) setAll(block bool) {
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}
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}
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func (f *rawICMPFilter) willBlock(typ ICMPType) bool {
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func (f *sysICMPFilter) willBlock(typ ICMPType) bool {
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return f.Filt[typ>>5]&(1<<(uint32(typ)&31)) == 0
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}
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@ -4,13 +4,11 @@
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package ipv6
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import "syscall"
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type rawICMPFilter struct {
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syscall.ICMPv6Filter
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type sysICMPFilter struct {
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Data [8]uint32
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}
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func (f *rawICMPFilter) set(typ ICMPType, block bool) {
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func (f *sysICMPFilter) set(typ ICMPType, block bool) {
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if block {
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f.Data[typ>>5] |= 1 << (uint32(typ) & 31)
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} else {
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@ -18,7 +16,7 @@ func (f *rawICMPFilter) set(typ ICMPType, block bool) {
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}
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}
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func (f *rawICMPFilter) setAll(block bool) {
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func (f *sysICMPFilter) setAll(block bool) {
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for i := range f.Data {
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if block {
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f.Data[i] = 1<<32 - 1
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@ -28,6 +26,6 @@ func (f *rawICMPFilter) setAll(block bool) {
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}
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}
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func (f *rawICMPFilter) willBlock(typ ICMPType) bool {
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func (f *sysICMPFilter) willBlock(typ ICMPType) bool {
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return f.Data[typ>>5]&(1<<(uint32(typ)&31)) != 0
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}
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@ -4,19 +4,19 @@
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package ipv6
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type rawICMPFilter struct {
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type sysICMPFilter struct {
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// TODO(mikio): Implement this
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}
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func (f *rawICMPFilter) set(typ ICMPType, block bool) {
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func (f *sysICMPFilter) set(typ ICMPType, block bool) {
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// TODO(mikio): Implement this
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}
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func (f *rawICMPFilter) setAll(block bool) {
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func (f *sysICMPFilter) setAll(block bool) {
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// TODO(mikio): Implement this
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}
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func (f *rawICMPFilter) willBlock(typ ICMPType) bool {
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func (f *sysICMPFilter) willBlock(typ ICMPType) bool {
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// TODO(mikio): Implement this
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return false
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}
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@ -4,19 +4,19 @@
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package ipv6
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type rawICMPFilter struct {
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type sysICMPFilter struct {
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// TODO(mikio): Implement this
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}
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func (f *rawICMPFilter) set(typ ICMPType, block bool) {
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func (f *sysICMPFilter) set(typ ICMPType, block bool) {
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// TODO(mikio): Implement this
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}
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func (f *rawICMPFilter) setAll(block bool) {
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func (f *sysICMPFilter) setAll(block bool) {
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// TODO(mikio): Implement this
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}
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func (f *rawICMPFilter) willBlock(typ ICMPType) bool {
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func (f *sysICMPFilter) willBlock(typ ICMPType) bool {
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// TODO(mikio): Implement this
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return false
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}
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@ -7,8 +7,22 @@ package ipv6_test
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import (
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"code.google.com/p/go.net/ipv6"
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"errors"
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"net"
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)
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const (
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ipv6PseudoHeaderLen = 2*net.IPv6len + 8
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ianaProtocolIPv6ICMP = 58
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)
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func ipv6PseudoHeader(src, dst net.IP, nextHeader int) []byte {
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b := make([]byte, ipv6PseudoHeaderLen)
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copy(b[:net.IPv6len], src)
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copy(b[net.IPv6len:], dst)
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b[len(b)-1] = byte(nextHeader)
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return b
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}
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// icmpMessage represents an ICMP message.
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type icmpMessage struct {
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Type ipv6.ICMPType // type
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@ -25,8 +39,11 @@ type icmpMessageBody interface {
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// Marshal returns the binary enconding of the ICMP echo request or
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// reply message m.
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func (m *icmpMessage) Marshal() ([]byte, error) {
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func (m *icmpMessage) Marshal(psh []byte) ([]byte, error) {
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b := []byte{byte(m.Type), byte(m.Code), 0, 0}
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if psh != nil {
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b = append(psh, b...)
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}
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if m.Body != nil && m.Body.Len() != 0 {
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mb, err := m.Body.Marshal()
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if err != nil {
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@ -34,10 +51,11 @@ func (m *icmpMessage) Marshal() ([]byte, error) {
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}
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b = append(b, mb...)
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}
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switch m.Type {
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case ipv6.ICMPTypeEchoRequest, ipv6.ICMPTypeEchoReply:
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if psh == nil {
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return b, nil
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}
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off, l := 2*net.IPv6len, len(b)-len(psh)
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b[off], b[off+1], b[off+2], b[off+3] = byte(l>>24), byte(l>>16), byte(l>>8), byte(l)
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csumcv := len(b) - 1 // checksum coverage
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s := uint32(0)
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for i := 0; i < csumcv; i += 2 {
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@ -50,9 +68,9 @@ func (m *icmpMessage) Marshal() ([]byte, error) {
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s = s + s>>16
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// Place checksum back in header; using ^= avoids the
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// assumption the checksum bytes are zero.
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b[2] ^= byte(^s)
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b[3] ^= byte(^s >> 8)
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return b, nil
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b[len(psh)+2] ^= byte(^s)
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b[len(psh)+3] ^= byte(^s >> 8)
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return b[len(psh):], nil
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}
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// parseICMPMessage parses b as an ICMP message.
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@ -10,6 +10,7 @@ import (
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"os"
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"runtime"
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"testing"
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"time"
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)
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func TestPacketConnReadWriteMulticastUDP(t *testing.T) {
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@ -44,15 +45,22 @@ func TestPacketConnReadWriteMulticastUDP(t *testing.T) {
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}
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p := ipv6.NewPacketConn(c)
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defer p.Close()
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if err := p.JoinGroup(ifi, dst); err != nil {
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t.Fatalf("ipv6.PacketConn.JoinGroup on %v failed: %v", ifi, err)
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}
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if err := p.SetMulticastInterface(ifi); err != nil {
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t.Fatalf("ipv6.PacketConn.SetMulticastInterface failed: %v", err)
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}
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if _, err := p.MulticastInterface(); err != nil {
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t.Fatalf("ipv6.PacketConn.MulticastInterface failed: %v", err)
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}
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if err := p.SetMulticastLoopback(true); err != nil {
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t.Fatalf("ipv6.PacketConn.SetMulticastLoopback failed: %v", err)
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}
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if _, err := p.MulticastLoopback(); err != nil {
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t.Fatalf("ipv6.PacketConn.MulticastLoopback failed: %v", err)
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}
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cm := ipv6.ControlMessage{
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TrafficClass: DiffServAF11 | CongestionExperienced,
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@ -64,6 +72,9 @@ func TestPacketConnReadWriteMulticastUDP(t *testing.T) {
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if err := p.SetControlMessage(cf, toggle); err != nil {
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t.Fatalf("ipv6.PacketConn.SetControlMessage failed: %v", err)
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}
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if err := p.SetDeadline(time.Now().Add(time.Millisecond * 200)); err != nil {
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t.Fatalf("ipv6.PacketConn.SetDeadline failed: %v", err)
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}
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cm.HopLimit = i + 1
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if _, err := p.WriteTo([]byte("HELLO-R-U-THERE"), &cm, dst); err != nil {
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t.Fatalf("ipv6.PacketConn.WriteTo failed: %v", err)
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@ -104,16 +115,24 @@ func TestPacketConnReadWriteMulticastICMP(t *testing.T) {
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t.Fatalf("net.ResolveIPAddr failed: %v", err)
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}
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pshicmp := ipv6PseudoHeader(c.LocalAddr().(*net.IPAddr).IP, dst.IP, ianaProtocolIPv6ICMP)
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p := ipv6.NewPacketConn(c)
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defer p.Close()
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if err := p.JoinGroup(ifi, dst); err != nil {
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t.Fatalf("ipv6.PacketConn.JoinGroup on %v failed: %v", ifi, err)
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}
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if err := p.SetMulticastInterface(ifi); err != nil {
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t.Fatalf("ipv6.PacketConn.SetMulticastInterface failed: %v", err)
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}
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if _, err := p.MulticastInterface(); err != nil {
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t.Fatalf("ipv6.PacketConn.MulticastInterface failed: %v", err)
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}
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if err := p.SetMulticastLoopback(true); err != nil {
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t.Fatalf("ipv6.PacketConn.SetMulticastLoopback failed: %v", err)
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}
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if _, err := p.MulticastLoopback(); err != nil {
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t.Fatalf("ipv6.PacketConn.MulticastLoopback failed: %v", err)
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}
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cm := ipv6.ControlMessage{
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TrafficClass: DiffServAF11 | CongestionExperienced,
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@ -128,20 +147,35 @@ func TestPacketConnReadWriteMulticastICMP(t *testing.T) {
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t.Fatalf("ipv6.PacketConn.SetICMPFilter failed: %v", err)
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}
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var psh []byte
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for i, toggle := range []bool{true, false, true} {
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if toggle {
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psh = nil
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if err := p.SetChecksum(true, 2); err != nil {
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t.Fatalf("ipv6.PacketConn.SetChecksum failed: %v", err)
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}
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} else {
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psh = pshicmp
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// Some platforms never allow to disable the
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// kernel checksum processing.
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p.SetChecksum(false, -1)
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}
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wb, err := (&icmpMessage{
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Type: ipv6.ICMPTypeEchoRequest, Code: 0,
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Body: &icmpEcho{
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ID: os.Getpid() & 0xffff, Seq: i + 1,
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Data: []byte("HELLO-R-U-THERE"),
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},
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}).Marshal()
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}).Marshal(psh)
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if err != nil {
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t.Fatalf("icmpMessage.Marshal failed: %v", err)
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}
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if err := p.SetControlMessage(cf, toggle); err != nil {
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t.Fatalf("ipv6.PacketConn.SetControlMessage failed: %v", err)
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}
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if err := p.SetDeadline(time.Now().Add(time.Millisecond * 200)); err != nil {
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t.Fatalf("ipv6.PacketConn.SetDeadline failed: %v", err)
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}
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cm.HopLimit = i + 1
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if _, err := p.WriteTo(wb, &cm, dst); err != nil {
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t.Fatalf("ipv6.PacketConn.WriteTo failed: %v", err)
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@ -59,7 +59,7 @@ func TestUDPSinglePacketConnWithMultipleGroupListeners(t *testing.T) {
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}
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}
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func TestUDPMultipleConnWithMultipleGroupListeners(t *testing.T) {
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func TestUDPMultiplePacketConnWithMultipleGroupListeners(t *testing.T) {
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switch runtime.GOOS {
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case "plan9", "windows":
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t.Skipf("not supported on %q", runtime.GOOS)
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@ -120,7 +120,7 @@ func TestUDPPerInterfaceSinglePacketConnWithSingleGroupListener(t *testing.T) {
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t.Skip("ipv6 is not supported")
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}
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gaddr := &net.IPAddr{IP: net.ParseIP("ff02::114")} // see RFC 4727
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gaddr := net.IPAddr{IP: net.ParseIP("ff02::114")} // see RFC 4727
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type ml struct {
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c *ipv6.PacketConn
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ifi *net.Interface
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@ -142,13 +142,13 @@ func TestUDPPerInterfaceSinglePacketConnWithSingleGroupListener(t *testing.T) {
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}
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defer c.Close()
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p := ipv6.NewPacketConn(c)
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if err := p.JoinGroup(&ifi, gaddr); err != nil {
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if err := p.JoinGroup(&ifi, &gaddr); err != nil {
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t.Fatalf("ipv6.PacketConn.JoinGroup on %v failed: %v", ifi, err)
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}
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mlt = append(mlt, &ml{p, &ift[i]})
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}
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for _, m := range mlt {
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if err := m.c.LeaveGroup(m.ifi, gaddr); err != nil {
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if err := m.c.LeaveGroup(m.ifi, &gaddr); err != nil {
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t.Fatalf("ipv6.PacketConn.LeaveGroup on %v failed: %v", m.ifi, err)
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}
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}
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@ -166,14 +166,14 @@ func TestIPSinglePacketConnWithSingleGroupListener(t *testing.T) {
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t.Skip("must be root")
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}
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c, err := net.ListenPacket("ip6:ipv6-icmp", "::")
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c, err := net.ListenPacket("ip6:ipv6-icmp", "::") // wildcard address
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if err != nil {
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t.Fatalf("net.ListenPacket failed: %v", err)
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}
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defer c.Close()
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p := ipv6.NewPacketConn(c)
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gaddr := &net.IPAddr{IP: net.ParseIP("ff02::114")} // see RFC 4727
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gaddr := net.IPAddr{IP: net.ParseIP("ff02::114")} // see RFC 4727
|
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var mift []*net.Interface
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ift, err := net.Interfaces()
|
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@ -184,14 +184,60 @@ func TestIPSinglePacketConnWithSingleGroupListener(t *testing.T) {
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if _, ok := isMulticastAvailable(&ifi); !ok {
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continue
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}
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if err := p.JoinGroup(&ifi, gaddr); err != nil {
|
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if err := p.JoinGroup(&ifi, &gaddr); err != nil {
|
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t.Fatalf("ipv6.PacketConn.JoinGroup on %v failed: %v", ifi, err)
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}
|
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mift = append(mift, &ift[i])
|
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}
|
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for _, ifi := range mift {
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if err := p.LeaveGroup(ifi, gaddr); err != nil {
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if err := p.LeaveGroup(ifi, &gaddr); err != nil {
|
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t.Fatalf("ipv6.PacketConn.LeaveGroup on %v failed: %v", ifi, err)
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}
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}
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}
|
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|
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func TestIPPerInterfaceSinglePacketConnWithSingleGroupListener(t *testing.T) {
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switch runtime.GOOS {
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case "darwin", "plan9", "windows":
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t.Skipf("not supported on %q", runtime.GOOS)
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}
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if !supportsIPv6 {
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t.Skip("ipv6 is not supported")
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}
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if os.Getuid() != 0 {
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t.Skip("must be root")
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}
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gaddr := net.IPAddr{IP: net.ParseIP("ff02::114")} // see RFC 4727
|
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type ml struct {
|
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c *ipv6.PacketConn
|
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ifi *net.Interface
|
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}
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var mlt []*ml
|
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|
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ift, err := net.Interfaces()
|
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if err != nil {
|
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t.Fatalf("net.Interfaces failed: %v", err)
|
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}
|
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for i, ifi := range ift {
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ip, ok := isMulticastAvailable(&ifi)
|
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if !ok {
|
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continue
|
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}
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c, err := net.ListenPacket("ip6:ipv6-icmp", fmt.Sprintf("%s%%%s", ip.String(), ifi.Name)) // unicast address
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if err != nil {
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t.Fatalf("net.ListenPacket failed: %v", err)
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}
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defer c.Close()
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p := ipv6.NewPacketConn(c)
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if err := p.JoinGroup(&ifi, &gaddr); err != nil {
|
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t.Fatalf("ipv6.PacketConn.JoinGroup on %v failed: %v", ifi, err)
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}
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mlt = append(mlt, &ml{p, &ift[i]})
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}
|
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for _, m := range mlt {
|
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if err := m.c.LeaveGroup(m.ifi, &gaddr); err != nil {
|
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t.Fatalf("ipv6.PacketConn.LeaveGroup on %v failed: %v", m.ifi, err)
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}
|
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}
|
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}
|
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|
@ -8,12 +8,13 @@ package ipv6
|
||||
|
||||
import (
|
||||
"os"
|
||||
"syscall"
|
||||
"unsafe"
|
||||
)
|
||||
|
||||
func setIPv6Checksum(fd int, on bool, offset int) error {
|
||||
if !on {
|
||||
offset = -1
|
||||
}
|
||||
return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_CHECKSUM, offset))
|
||||
v := int32(offset)
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolIPv6, sysSockoptChecksum, uintptr(unsafe.Pointer(&v)), 4))
|
||||
}
|
||||
|
@ -6,12 +6,13 @@ package ipv6
|
||||
|
||||
import (
|
||||
"os"
|
||||
"syscall"
|
||||
"unsafe"
|
||||
)
|
||||
|
||||
func setIPv6Checksum(fd int, on bool, offset int) error {
|
||||
if !on {
|
||||
offset = -1
|
||||
}
|
||||
return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd, ianaProtocolReserved, syscall.IPV6_CHECKSUM, offset))
|
||||
v := int32(offset)
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolReserved, sysSockoptChecksum, uintptr(unsafe.Pointer(&v)), 4))
|
||||
}
|
||||
|
@ -9,66 +9,74 @@ package ipv6
|
||||
import (
|
||||
"net"
|
||||
"os"
|
||||
"syscall"
|
||||
"unsafe"
|
||||
)
|
||||
|
||||
func ipv6TrafficClass(fd int) (int, error) {
|
||||
v, err := syscall.GetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_TCLASS)
|
||||
if err != nil {
|
||||
var v int32
|
||||
l := sysSockoptLen(4)
|
||||
if err := getsockopt(fd, ianaProtocolIPv6, sysSockoptTrafficClass, uintptr(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return 0, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
return v, nil
|
||||
return int(v), nil
|
||||
}
|
||||
|
||||
func setIPv6TrafficClass(fd, v int) error {
|
||||
return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_TCLASS, v))
|
||||
vv := int32(v)
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolIPv6, sysSockoptTrafficClass, uintptr(unsafe.Pointer(&vv)), 4))
|
||||
}
|
||||
|
||||
func ipv6HopLimit(fd int) (int, error) {
|
||||
v, err := syscall.GetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_UNICAST_HOPS)
|
||||
if err != nil {
|
||||
var v int32
|
||||
l := sysSockoptLen(4)
|
||||
if err := getsockopt(fd, ianaProtocolIPv6, sysSockoptUnicastHopLimit, uintptr(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return 0, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
return v, nil
|
||||
return int(v), nil
|
||||
}
|
||||
|
||||
func setIPv6HopLimit(fd, v int) error {
|
||||
return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_UNICAST_HOPS, v))
|
||||
vv := int32(v)
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolIPv6, sysSockoptUnicastHopLimit, uintptr(unsafe.Pointer(&vv)), 4))
|
||||
}
|
||||
|
||||
func ipv6Checksum(fd int) (bool, int, error) {
|
||||
v, err := syscall.GetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_CHECKSUM)
|
||||
if err != nil {
|
||||
var v int32
|
||||
l := sysSockoptLen(4)
|
||||
if err := getsockopt(fd, ianaProtocolIPv6, sysSockoptChecksum, uintptr(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return false, 0, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
on := true
|
||||
if v == -1 {
|
||||
on = false
|
||||
}
|
||||
return on, v, nil
|
||||
return on, int(v), nil
|
||||
}
|
||||
|
||||
func ipv6MulticastHopLimit(fd int) (int, error) {
|
||||
v, err := syscall.GetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_HOPS)
|
||||
if err != nil {
|
||||
var v int32
|
||||
l := sysSockoptLen(4)
|
||||
if err := getsockopt(fd, ianaProtocolIPv6, sysSockoptMulticastHopLimit, uintptr(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return 0, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
return v, nil
|
||||
return int(v), nil
|
||||
}
|
||||
|
||||
func setIPv6MulticastHopLimit(fd, v int) error {
|
||||
return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_HOPS, v))
|
||||
vv := int32(v)
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolIPv6, sysSockoptMulticastHopLimit, uintptr(unsafe.Pointer(&vv)), 4))
|
||||
}
|
||||
|
||||
func ipv6MulticastInterface(fd int) (*net.Interface, error) {
|
||||
v, err := syscall.GetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_IF)
|
||||
if err != nil {
|
||||
var v int32
|
||||
l := sysSockoptLen(4)
|
||||
if err := getsockopt(fd, ianaProtocolIPv6, sysSockoptMulticastInterface, uintptr(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return nil, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
if v == 0 {
|
||||
return nil, nil
|
||||
}
|
||||
ifi, err := net.InterfaceByIndex(v)
|
||||
ifi, err := net.InterfaceByIndex(int(v))
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
@ -76,39 +84,41 @@ func ipv6MulticastInterface(fd int) (*net.Interface, error) {
|
||||
}
|
||||
|
||||
func setIPv6MulticastInterface(fd int, ifi *net.Interface) error {
|
||||
var v int
|
||||
var v int32
|
||||
if ifi != nil {
|
||||
v = ifi.Index
|
||||
v = int32(ifi.Index)
|
||||
}
|
||||
return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_IF, v))
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolIPv6, sysSockoptMulticastInterface, uintptr(unsafe.Pointer(&v)), 4))
|
||||
}
|
||||
|
||||
func ipv6MulticastLoopback(fd int) (bool, error) {
|
||||
v, err := syscall.GetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_LOOP)
|
||||
if err != nil {
|
||||
var v int32
|
||||
l := sysSockoptLen(4)
|
||||
if err := getsockopt(fd, ianaProtocolIPv6, sysSockoptMulticastLoopback, uintptr(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return false, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
return v == 1, nil
|
||||
}
|
||||
|
||||
func setIPv6MulticastLoopback(fd int, v bool) error {
|
||||
return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_LOOP, boolint(v)))
|
||||
vv := int32(boolint(v))
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolIPv6, sysSockoptMulticastLoopback, uintptr(unsafe.Pointer(&vv)), 4))
|
||||
}
|
||||
|
||||
func joinIPv6Group(fd int, ifi *net.Interface, grp net.IP) error {
|
||||
mreq := syscall.IPv6Mreq{}
|
||||
copy(mreq.Multiaddr[:], grp)
|
||||
mreq := sysMulticastReq{}
|
||||
copy(mreq.IP[:], grp)
|
||||
if ifi != nil {
|
||||
mreq.Interface = uint32(ifi.Index)
|
||||
mreq.IfIndex = uint32(ifi.Index)
|
||||
}
|
||||
return os.NewSyscallError("setsockopt", syscall.SetsockoptIPv6Mreq(fd, ianaProtocolIPv6, syscall.IPV6_JOIN_GROUP, &mreq))
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolIPv6, sysSockoptJoinGroup, uintptr(unsafe.Pointer(&mreq)), sysSizeofMulticastReq))
|
||||
}
|
||||
|
||||
func leaveIPv6Group(fd int, ifi *net.Interface, grp net.IP) error {
|
||||
mreq := syscall.IPv6Mreq{}
|
||||
copy(mreq.Multiaddr[:], grp)
|
||||
mreq := sysMulticastReq{}
|
||||
copy(mreq.IP[:], grp)
|
||||
if ifi != nil {
|
||||
mreq.Interface = uint32(ifi.Index)
|
||||
mreq.IfIndex = uint32(ifi.Index)
|
||||
}
|
||||
return os.NewSyscallError("setsockopt", syscall.SetsockoptIPv6Mreq(fd, ianaProtocolIPv6, syscall.IPV6_LEAVE_GROUP, &mreq))
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolIPv6, sysSockoptLeaveGroup, uintptr(unsafe.Pointer(&mreq)), sysSizeofMulticastReq))
|
||||
}
|
||||
|
@ -24,7 +24,7 @@ func setIPv6TrafficClass(fd syscall.Handle, v int) error {
|
||||
func ipv6HopLimit(fd syscall.Handle) (int, error) {
|
||||
var v int32
|
||||
l := int32(4)
|
||||
if err := syscall.Getsockopt(fd, ianaProtocolIPv6, syscall.IPV6_UNICAST_HOPS, (*byte)(unsafe.Pointer(&v)), &l); err != nil {
|
||||
if err := syscall.Getsockopt(fd, ianaProtocolIPv6, sysSockoptUnicastHopLimit, (*byte)(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return 0, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
return int(v), nil
|
||||
@ -32,7 +32,7 @@ func ipv6HopLimit(fd syscall.Handle) (int, error) {
|
||||
|
||||
func setIPv6HopLimit(fd syscall.Handle, v int) error {
|
||||
vv := int32(v)
|
||||
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, syscall.IPV6_UNICAST_HOPS, (*byte)(unsafe.Pointer(&vv)), 4))
|
||||
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, sysSockoptUnicastHopLimit, (*byte)(unsafe.Pointer(&vv)), 4))
|
||||
}
|
||||
|
||||
func ipv6Checksum(fd syscall.Handle) (bool, int, error) {
|
||||
@ -43,7 +43,7 @@ func ipv6Checksum(fd syscall.Handle) (bool, int, error) {
|
||||
func ipv6MulticastHopLimit(fd syscall.Handle) (int, error) {
|
||||
var v int32
|
||||
l := int32(4)
|
||||
if err := syscall.Getsockopt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_HOPS, (*byte)(unsafe.Pointer(&v)), &l); err != nil {
|
||||
if err := syscall.Getsockopt(fd, ianaProtocolIPv6, sysSockoptMulticastHopLimit, (*byte)(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return 0, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
return int(v), nil
|
||||
@ -51,13 +51,13 @@ func ipv6MulticastHopLimit(fd syscall.Handle) (int, error) {
|
||||
|
||||
func setIPv6MulticastHopLimit(fd syscall.Handle, v int) error {
|
||||
vv := int32(v)
|
||||
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_HOPS, (*byte)(unsafe.Pointer(&vv)), 4))
|
||||
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, sysSockoptMulticastHopLimit, (*byte)(unsafe.Pointer(&vv)), 4))
|
||||
}
|
||||
|
||||
func ipv6MulticastInterface(fd syscall.Handle) (*net.Interface, error) {
|
||||
var v int32
|
||||
l := int32(4)
|
||||
if err := syscall.Getsockopt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_IF, (*byte)(unsafe.Pointer(&v)), &l); err != nil {
|
||||
if err := syscall.Getsockopt(fd, ianaProtocolIPv6, sysSockoptMulticastInterface, (*byte)(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return nil, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
if v == 0 {
|
||||
@ -75,13 +75,13 @@ func setIPv6MulticastInterface(fd syscall.Handle, ifi *net.Interface) error {
|
||||
if ifi != nil {
|
||||
v = int32(ifi.Index)
|
||||
}
|
||||
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_IF, (*byte)(unsafe.Pointer(&v)), 4))
|
||||
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, sysSockoptMulticastInterface, (*byte)(unsafe.Pointer(&v)), 4))
|
||||
}
|
||||
|
||||
func ipv6MulticastLoopback(fd syscall.Handle) (bool, error) {
|
||||
var v int32
|
||||
l := int32(4)
|
||||
if err := syscall.Getsockopt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_LOOP, (*byte)(unsafe.Pointer(&v)), &l); err != nil {
|
||||
if err := syscall.Getsockopt(fd, ianaProtocolIPv6, sysSockoptMulticastLoopback, (*byte)(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return false, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
return v == 1, nil
|
||||
@ -89,25 +89,25 @@ func ipv6MulticastLoopback(fd syscall.Handle) (bool, error) {
|
||||
|
||||
func setIPv6MulticastLoopback(fd syscall.Handle, v bool) error {
|
||||
vv := int32(boolint(v))
|
||||
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_LOOP, (*byte)(unsafe.Pointer(&vv)), 4))
|
||||
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, sysSockoptMulticastLoopback, (*byte)(unsafe.Pointer(&vv)), 4))
|
||||
}
|
||||
|
||||
func joinIPv6Group(fd syscall.Handle, ifi *net.Interface, grp net.IP) error {
|
||||
mreq := syscall.IPv6Mreq{}
|
||||
copy(mreq.Multiaddr[:], grp)
|
||||
mreq := sysMulticastReq{}
|
||||
copy(mreq.IP[:], grp)
|
||||
if ifi != nil {
|
||||
mreq.Interface = uint32(ifi.Index)
|
||||
mreq.IfIndex = uint32(ifi.Index)
|
||||
}
|
||||
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, syscall.IPV6_JOIN_GROUP, (*byte)(unsafe.Pointer(&mreq)), int32(unsafe.Sizeof(mreq))))
|
||||
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, sysSockoptJoinGroup, (*byte)(unsafe.Pointer(&mreq)), int32(sysSizeofMulticastReq)))
|
||||
}
|
||||
|
||||
func leaveIPv6Group(fd syscall.Handle, ifi *net.Interface, grp net.IP) error {
|
||||
mreq := syscall.IPv6Mreq{}
|
||||
copy(mreq.Multiaddr[:], grp)
|
||||
mreq := sysMulticastReq{}
|
||||
copy(mreq.IP[:], grp)
|
||||
if ifi != nil {
|
||||
mreq.Interface = uint32(ifi.Index)
|
||||
mreq.IfIndex = uint32(ifi.Index)
|
||||
}
|
||||
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, syscall.IPV6_LEAVE_GROUP, (*byte)(unsafe.Pointer(&mreq)), int32(unsafe.Sizeof(mreq))))
|
||||
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, sysSockoptLeaveGroup, (*byte)(unsafe.Pointer(&mreq)), int32(sysSizeofMulticastReq)))
|
||||
}
|
||||
|
||||
func setIPv6Checksum(fd syscall.Handle, on bool, offset int) error {
|
||||
|
@ -8,41 +8,83 @@ package ipv6
|
||||
|
||||
import (
|
||||
"os"
|
||||
"syscall"
|
||||
"unsafe"
|
||||
)
|
||||
|
||||
func ipv6ReceiveTrafficClass(fd int) (bool, error) {
|
||||
v, err := syscall.GetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_RECVTCLASS)
|
||||
if err != nil {
|
||||
var v int32
|
||||
l := sysSockoptLen(4)
|
||||
if err := getsockopt(fd, ianaProtocolIPv6, sysSockoptReceiveTrafficClass, uintptr(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return false, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
return v == 1, nil
|
||||
}
|
||||
|
||||
func setIPv6ReceiveTrafficClass(fd int, v bool) error {
|
||||
return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_RECVTCLASS, boolint(v)))
|
||||
vv := int32(boolint(v))
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolIPv6, sysSockoptReceiveTrafficClass, uintptr(unsafe.Pointer(&vv)), 4))
|
||||
}
|
||||
|
||||
func ipv6ReceiveHopLimit(fd int) (bool, error) {
|
||||
v, err := syscall.GetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_RECVHOPLIMIT)
|
||||
if err != nil {
|
||||
var v int32
|
||||
l := sysSockoptLen(4)
|
||||
if err := getsockopt(fd, ianaProtocolIPv6, sysSockoptReceiveHopLimit, uintptr(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return false, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
return v == 1, nil
|
||||
}
|
||||
|
||||
func setIPv6ReceiveHopLimit(fd int, v bool) error {
|
||||
return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_RECVHOPLIMIT, boolint(v)))
|
||||
vv := int32(boolint(v))
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolIPv6, sysSockoptReceiveHopLimit, uintptr(unsafe.Pointer(&vv)), 4))
|
||||
}
|
||||
|
||||
func ipv6ReceivePacketInfo(fd int) (bool, error) {
|
||||
v, err := syscall.GetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_RECVPKTINFO)
|
||||
if err != nil {
|
||||
var v int32
|
||||
l := sysSockoptLen(4)
|
||||
if err := getsockopt(fd, ianaProtocolIPv6, sysSockoptReceivePacketInfo, uintptr(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return false, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
return v == 1, nil
|
||||
}
|
||||
|
||||
func setIPv6ReceivePacketInfo(fd int, v bool) error {
|
||||
return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd, ianaProtocolIPv6, syscall.IPV6_RECVPKTINFO, boolint(v)))
|
||||
vv := int32(boolint(v))
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolIPv6, sysSockoptReceivePacketInfo, uintptr(unsafe.Pointer(&vv)), 4))
|
||||
}
|
||||
|
||||
func ipv6PathMTU(fd int) (int, error) {
|
||||
var v sysMTUInfo
|
||||
l := sysSockoptLen(sysSizeofMTUInfo)
|
||||
if err := getsockopt(fd, ianaProtocolIPv6, sysSockoptPathMTU, uintptr(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return 0, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
return int(v.MTU), nil
|
||||
}
|
||||
|
||||
func ipv6ReceivePathMTU(fd int) (bool, error) {
|
||||
var v int32
|
||||
l := sysSockoptLen(4)
|
||||
if err := getsockopt(fd, ianaProtocolIPv6, sysSockoptReceivePathMTU, uintptr(unsafe.Pointer(&v)), &l); err != nil {
|
||||
return false, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
return v == 1, nil
|
||||
}
|
||||
|
||||
func setIPv6ReceivePathMTU(fd int, v bool) error {
|
||||
vv := int32(boolint(v))
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolIPv6, sysSockoptReceivePathMTU, uintptr(unsafe.Pointer(&vv)), 4))
|
||||
}
|
||||
|
||||
func ipv6ICMPFilter(fd int) (*ICMPFilter, error) {
|
||||
var v ICMPFilter
|
||||
l := sysSockoptLen(sysSizeofICMPFilter)
|
||||
if err := getsockopt(fd, ianaProtocolIPv6ICMP, sysSockoptICMPFilter, uintptr(unsafe.Pointer(&v.sysICMPFilter)), &l); err != nil {
|
||||
return nil, os.NewSyscallError("getsockopt", err)
|
||||
}
|
||||
return &v, nil
|
||||
}
|
||||
|
||||
func setIPv6ICMPFilter(fd int, f *ICMPFilter) error {
|
||||
return os.NewSyscallError("setsockopt", setsockopt(fd, ianaProtocolIPv6ICMP, sysSockoptICMPFilter, uintptr(unsafe.Pointer(&f.sysICMPFilter)), sysSizeofICMPFilter))
|
||||
}
|
||||
|
@ -10,6 +10,7 @@ import (
|
||||
"os"
|
||||
"runtime"
|
||||
"testing"
|
||||
"time"
|
||||
)
|
||||
|
||||
func benchmarkUDPListener() (net.PacketConn, net.Addr, error) {
|
||||
@ -106,6 +107,7 @@ func TestPacketConnReadWriteUnicastUDP(t *testing.T) {
|
||||
}
|
||||
|
||||
p := ipv6.NewPacketConn(c)
|
||||
defer p.Close()
|
||||
cm := ipv6.ControlMessage{
|
||||
TrafficClass: DiffServAF11 | CongestionExperienced,
|
||||
}
|
||||
@ -120,10 +122,16 @@ func TestPacketConnReadWriteUnicastUDP(t *testing.T) {
|
||||
t.Fatalf("ipv6.PacketConn.SetControlMessage failed: %v", err)
|
||||
}
|
||||
cm.HopLimit = i + 1
|
||||
if err := p.SetWriteDeadline(time.Now().Add(time.Millisecond * 100)); err != nil {
|
||||
t.Fatalf("ipv6.PacketConn.SetWriteDeadline failed: %v", err)
|
||||
}
|
||||
if _, err := p.WriteTo([]byte("HELLO-R-U-THERE"), &cm, dst); err != nil {
|
||||
t.Fatalf("ipv6.PacketConn.WriteTo failed: %v", err)
|
||||
}
|
||||
b := make([]byte, 128)
|
||||
if err := p.SetReadDeadline(time.Now().Add(time.Millisecond * 100)); err != nil {
|
||||
t.Fatalf("ipv6.PacketConn.SetReadDeadline failed: %v", err)
|
||||
}
|
||||
if _, cm, _, err := p.ReadFrom(b); err != nil {
|
||||
t.Fatalf("ipv6.PacketConn.ReadFrom failed: %v", err)
|
||||
} else {
|
||||
@ -155,7 +163,9 @@ func TestPacketConnReadWriteUnicastICMP(t *testing.T) {
|
||||
t.Fatalf("net.ResolveIPAddr failed: %v", err)
|
||||
}
|
||||
|
||||
pshicmp := ipv6PseudoHeader(c.LocalAddr().(*net.IPAddr).IP, dst.IP, ianaProtocolIPv6ICMP)
|
||||
p := ipv6.NewPacketConn(c)
|
||||
defer p.Close()
|
||||
cm := ipv6.ControlMessage{TrafficClass: DiffServAF11 | CongestionExperienced}
|
||||
cf := ipv6.FlagTrafficClass | ipv6.FlagHopLimit | ipv6.FlagInterface | ipv6.FlagPathMTU
|
||||
ifi := loopbackInterface()
|
||||
@ -170,14 +180,26 @@ func TestPacketConnReadWriteUnicastICMP(t *testing.T) {
|
||||
t.Fatalf("ipv6.PacketConn.SetICMPFilter failed: %v", err)
|
||||
}
|
||||
|
||||
var psh []byte
|
||||
for i, toggle := range []bool{true, false, true} {
|
||||
if toggle {
|
||||
psh = nil
|
||||
if err := p.SetChecksum(true, 2); err != nil {
|
||||
t.Fatalf("ipv6.PacketConn.SetChecksum failed: %v", err)
|
||||
}
|
||||
} else {
|
||||
psh = pshicmp
|
||||
// Some platforms never allow to disable the
|
||||
// kernel checksum processing.
|
||||
p.SetChecksum(false, -1)
|
||||
}
|
||||
wb, err := (&icmpMessage{
|
||||
Type: ipv6.ICMPTypeEchoRequest, Code: 0,
|
||||
Body: &icmpEcho{
|
||||
ID: os.Getpid() & 0xffff, Seq: i + 1,
|
||||
Data: []byte("HELLO-R-U-THERE"),
|
||||
},
|
||||
}).Marshal()
|
||||
}).Marshal(psh)
|
||||
if err != nil {
|
||||
t.Fatalf("icmpMessage.Marshal failed: %v", err)
|
||||
}
|
||||
@ -185,10 +207,16 @@ func TestPacketConnReadWriteUnicastICMP(t *testing.T) {
|
||||
t.Fatalf("ipv6.PacketConn.SetControlMessage failed: %v", err)
|
||||
}
|
||||
cm.HopLimit = i + 1
|
||||
if err := p.SetWriteDeadline(time.Now().Add(time.Millisecond * 100)); err != nil {
|
||||
t.Fatalf("ipv6.PacketConn.SetWriteDeadline failed: %v", err)
|
||||
}
|
||||
if _, err := p.WriteTo(wb, &cm, dst); err != nil {
|
||||
t.Fatalf("ipv6.PacketConn.WriteTo failed: %v", err)
|
||||
}
|
||||
b := make([]byte, 128)
|
||||
if err := p.SetReadDeadline(time.Now().Add(time.Millisecond * 100)); err != nil {
|
||||
t.Fatalf("ipv6.PacketConn.SetReadDeadline failed: %v", err)
|
||||
}
|
||||
if n, cm, _, err := p.ReadFrom(b); err != nil {
|
||||
t.Fatalf("ipv6.PacketConn.ReadFrom failed: %v", err)
|
||||
} else {
|
||||
|
Reference in New Issue
Block a user