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author | Christopher Speller <crspeller@gmail.com> | 2017-06-21 19:06:17 -0700 |
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committer | Corey Hulen <corey@hulen.com> | 2017-06-21 19:06:17 -0700 |
commit | 42f28ab8e374137fe3f5d25424489d879d4724f8 (patch) | |
tree | 20353f2446b506d32e6d353b72a57bf48f070389 /vendor/golang.org/x/net/ipv6/dgramopt_posix.go | |
parent | 6b39c308d882a0aeac533f8ab1d90b48a2ae4b5a (diff) | |
download | chat-42f28ab8e374137fe3f5d25424489d879d4724f8.tar.gz chat-42f28ab8e374137fe3f5d25424489d879d4724f8.tar.bz2 chat-42f28ab8e374137fe3f5d25424489d879d4724f8.zip |
Updating server dependancies (#6712)
Diffstat (limited to 'vendor/golang.org/x/net/ipv6/dgramopt_posix.go')
-rw-r--r-- | vendor/golang.org/x/net/ipv6/dgramopt_posix.go | 290 |
1 files changed, 0 insertions, 290 deletions
diff --git a/vendor/golang.org/x/net/ipv6/dgramopt_posix.go b/vendor/golang.org/x/net/ipv6/dgramopt_posix.go deleted file mode 100644 index a448cbaa5..000000000 --- a/vendor/golang.org/x/net/ipv6/dgramopt_posix.go +++ /dev/null @@ -1,290 +0,0 @@ -// 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" - "syscall" - - "golang.org/x/net/internal/netreflect" -) - -// MulticastHopLimit returns the hop limit field value for outgoing -// multicast packets. -func (c *dgramOpt) MulticastHopLimit() (int, error) { - if !c.ok() { - return 0, syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return 0, err - } - return getInt(s, &sockOpts[ssoMulticastHopLimit]) -} - -// SetMulticastHopLimit sets the hop limit field value for future -// outgoing multicast packets. -func (c *dgramOpt) SetMulticastHopLimit(hoplim int) error { - if !c.ok() { - return syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return err - } - return setInt(s, &sockOpts[ssoMulticastHopLimit], hoplim) -} - -// MulticastInterface returns the default interface for multicast -// packet transmissions. -func (c *dgramOpt) MulticastInterface() (*net.Interface, error) { - if !c.ok() { - return nil, syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return nil, err - } - return getInterface(s, &sockOpts[ssoMulticastInterface]) -} - -// SetMulticastInterface sets the default interface for future -// multicast packet transmissions. -func (c *dgramOpt) SetMulticastInterface(ifi *net.Interface) error { - if !c.ok() { - return syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return err - } - return setInterface(s, &sockOpts[ssoMulticastInterface], ifi) -} - -// MulticastLoopback reports whether transmitted multicast packets -// should be copied and send back to the originator. -func (c *dgramOpt) MulticastLoopback() (bool, error) { - if !c.ok() { - return false, syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return false, err - } - on, err := getInt(s, &sockOpts[ssoMulticastLoopback]) - if err != nil { - return false, err - } - return on == 1, nil -} - -// SetMulticastLoopback sets whether transmitted multicast packets -// should be copied and send back to the originator. -func (c *dgramOpt) SetMulticastLoopback(on bool) error { - if !c.ok() { - return syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return err - } - return setInt(s, &sockOpts[ssoMulticastLoopback], boolint(on)) -} - -// JoinGroup joins the group address group on the interface ifi. -// By default all sources that can cast data to group are accepted. -// It's possible to mute and unmute data transmission from a specific -// source by using ExcludeSourceSpecificGroup and -// IncludeSourceSpecificGroup. -// JoinGroup uses the system assigned multicast interface when ifi is -// nil, although this is not recommended because the assignment -// depends on platforms and sometimes it might require routing -// configuration. -func (c *dgramOpt) JoinGroup(ifi *net.Interface, group net.Addr) error { - if !c.ok() { - return syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return err - } - grp := netAddrToIP16(group) - if grp == nil { - return errMissingAddress - } - return setGroup(s, &sockOpts[ssoJoinGroup], ifi, grp) -} - -// LeaveGroup leaves the group address group on the interface ifi -// regardless of whether the group is any-source group or -// source-specific group. -func (c *dgramOpt) LeaveGroup(ifi *net.Interface, group net.Addr) error { - if !c.ok() { - return syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return err - } - grp := netAddrToIP16(group) - if grp == nil { - return errMissingAddress - } - return setGroup(s, &sockOpts[ssoLeaveGroup], ifi, grp) -} - -// JoinSourceSpecificGroup joins the source-specific group comprising -// group and source on the interface ifi. -// JoinSourceSpecificGroup uses the system assigned multicast -// interface when ifi is nil, although this is not recommended because -// the assignment depends on platforms and sometimes it might require -// routing configuration. -func (c *dgramOpt) JoinSourceSpecificGroup(ifi *net.Interface, group, source net.Addr) error { - if !c.ok() { - return syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return err - } - grp := netAddrToIP16(group) - if grp == nil { - return errMissingAddress - } - src := netAddrToIP16(source) - if src == nil { - return errMissingAddress - } - return setSourceGroup(s, &sockOpts[ssoJoinSourceGroup], ifi, grp, src) -} - -// LeaveSourceSpecificGroup leaves the source-specific group on the -// interface ifi. -func (c *dgramOpt) LeaveSourceSpecificGroup(ifi *net.Interface, group, source net.Addr) error { - if !c.ok() { - return syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return err - } - grp := netAddrToIP16(group) - if grp == nil { - return errMissingAddress - } - src := netAddrToIP16(source) - if src == nil { - return errMissingAddress - } - return setSourceGroup(s, &sockOpts[ssoLeaveSourceGroup], ifi, grp, src) -} - -// ExcludeSourceSpecificGroup excludes the source-specific group from -// the already joined any-source groups by JoinGroup on the interface -// ifi. -func (c *dgramOpt) ExcludeSourceSpecificGroup(ifi *net.Interface, group, source net.Addr) error { - if !c.ok() { - return syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return err - } - grp := netAddrToIP16(group) - if grp == nil { - return errMissingAddress - } - src := netAddrToIP16(source) - if src == nil { - return errMissingAddress - } - return setSourceGroup(s, &sockOpts[ssoBlockSourceGroup], ifi, grp, src) -} - -// IncludeSourceSpecificGroup includes the excluded source-specific -// group by ExcludeSourceSpecificGroup again on the interface ifi. -func (c *dgramOpt) IncludeSourceSpecificGroup(ifi *net.Interface, group, source net.Addr) error { - if !c.ok() { - return syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return err - } - grp := netAddrToIP16(group) - if grp == nil { - return errMissingAddress - } - src := netAddrToIP16(source) - if src == nil { - return errMissingAddress - } - return setSourceGroup(s, &sockOpts[ssoUnblockSourceGroup], ifi, grp, src) -} - -// Checksum reports whether the kernel will compute, store or verify a -// checksum for both incoming and outgoing packets. If on is true, it -// returns an offset in bytes into the data of where the checksum -// field is located. -func (c *dgramOpt) Checksum() (on bool, offset int, err error) { - if !c.ok() { - return false, 0, syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return false, 0, err - } - offset, err = getInt(s, &sockOpts[ssoChecksum]) - if err != nil { - return false, 0, err - } - if offset < 0 { - return false, 0, nil - } - return true, offset, nil -} - -// SetChecksum enables the kernel checksum processing. If on is ture, -// the offset should be an offset in bytes into the data of where the -// checksum field is located. -func (c *dgramOpt) SetChecksum(on bool, offset int) error { - if !c.ok() { - return syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return err - } - if !on { - offset = -1 - } - return setInt(s, &sockOpts[ssoChecksum], offset) -} - -// ICMPFilter returns an ICMP filter. -func (c *dgramOpt) ICMPFilter() (*ICMPFilter, error) { - if !c.ok() { - return nil, syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return nil, err - } - return getICMPFilter(s, &sockOpts[ssoICMPFilter]) -} - -// SetICMPFilter deploys the ICMP filter. -func (c *dgramOpt) SetICMPFilter(f *ICMPFilter) error { - if !c.ok() { - return syscall.EINVAL - } - s, err := netreflect.PacketSocketOf(c.PacketConn) - if err != nil { - return err - } - return setICMPFilter(s, &sockOpts[ssoICMPFilter], f) -} |