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Diffstat (limited to 'vendor/golang.org/x/net/ipv6/sockopt_posix.go')
-rw-r--r--vendor/golang.org/x/net/ipv6/sockopt_posix.go87
1 files changed, 87 insertions, 0 deletions
diff --git a/vendor/golang.org/x/net/ipv6/sockopt_posix.go b/vendor/golang.org/x/net/ipv6/sockopt_posix.go
new file mode 100644
index 0000000..0eac86e
--- /dev/null
+++ b/vendor/golang.org/x/net/ipv6/sockopt_posix.go
@@ -0,0 +1,87 @@
+// Copyright 2013 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 linux netbsd openbsd solaris windows
+
+package ipv6
+
+import (
+ "net"
+ "unsafe"
+
+ "golang.org/x/net/bpf"
+ "golang.org/x/net/internal/socket"
+)
+
+func (so *sockOpt) getMulticastInterface(c *socket.Conn) (*net.Interface, error) {
+ n, err := so.GetInt(c)
+ if err != nil {
+ return nil, err
+ }
+ return net.InterfaceByIndex(n)
+}
+
+func (so *sockOpt) setMulticastInterface(c *socket.Conn, ifi *net.Interface) error {
+ var n int
+ if ifi != nil {
+ n = ifi.Index
+ }
+ return so.SetInt(c, n)
+}
+
+func (so *sockOpt) getICMPFilter(c *socket.Conn) (*ICMPFilter, error) {
+ b := make([]byte, so.Len)
+ n, err := so.Get(c, b)
+ if err != nil {
+ return nil, err
+ }
+ if n != sizeofICMPv6Filter {
+ return nil, errOpNoSupport
+ }
+ return (*ICMPFilter)(unsafe.Pointer(&b[0])), nil
+}
+
+func (so *sockOpt) setICMPFilter(c *socket.Conn, f *ICMPFilter) error {
+ b := (*[sizeofICMPv6Filter]byte)(unsafe.Pointer(f))[:sizeofICMPv6Filter]
+ return so.Set(c, b)
+}
+
+func (so *sockOpt) getMTUInfo(c *socket.Conn) (*net.Interface, int, error) {
+ b := make([]byte, so.Len)
+ n, err := so.Get(c, b)
+ if err != nil {
+ return nil, 0, err
+ }
+ if n != sizeofIPv6Mtuinfo {
+ return nil, 0, errOpNoSupport
+ }
+ mi := (*ipv6Mtuinfo)(unsafe.Pointer(&b[0]))
+ if mi.Addr.Scope_id == 0 {
+ return nil, int(mi.Mtu), nil
+ }
+ ifi, err := net.InterfaceByIndex(int(mi.Addr.Scope_id))
+ if err != nil {
+ return nil, 0, err
+ }
+ return ifi, int(mi.Mtu), nil
+}
+
+func (so *sockOpt) setGroup(c *socket.Conn, ifi *net.Interface, grp net.IP) error {
+ switch so.typ {
+ case ssoTypeIPMreq:
+ return so.setIPMreq(c, ifi, grp)
+ case ssoTypeGroupReq:
+ return so.setGroupReq(c, ifi, grp)
+ default:
+ return errOpNoSupport
+ }
+}
+
+func (so *sockOpt) setSourceGroup(c *socket.Conn, ifi *net.Interface, grp, src net.IP) error {
+ return so.setGroupSourceReq(c, ifi, grp, src)
+}
+
+func (so *sockOpt) setBPF(c *socket.Conn, f []bpf.RawInstruction) error {
+ return so.setAttachFilter(c, f)
+}