diff options
author | Dimitri Sokolyuk <demon@dim13.org> | 2019-07-02 12:12:53 +0200 |
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committer | Dimitri Sokolyuk <demon@dim13.org> | 2019-07-02 12:12:53 +0200 |
commit | 473acc61c8392dc7ae303d91568e179c4f105a76 (patch) | |
tree | a2070cba25f918cda460387e587dd60551b23894 /vendor/golang.org/x/net/ipv6/dgramopt.go | |
parent | dd45f63209a8e51979b11182253ee80b5289c10a (diff) |
add black list
Diffstat (limited to 'vendor/golang.org/x/net/ipv6/dgramopt.go')
-rw-r--r-- | vendor/golang.org/x/net/ipv6/dgramopt.go | 301 |
1 files changed, 0 insertions, 301 deletions
diff --git a/vendor/golang.org/x/net/ipv6/dgramopt.go b/vendor/golang.org/x/net/ipv6/dgramopt.go deleted file mode 100644 index eea4fde..0000000 --- a/vendor/golang.org/x/net/ipv6/dgramopt.go +++ /dev/null @@ -1,301 +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. - -package ipv6 - -import ( - "net" - - "golang.org/x/net/bpf" -) - -// MulticastHopLimit returns the hop limit field value for outgoing -// multicast packets. -func (c *dgramOpt) MulticastHopLimit() (int, error) { - if !c.ok() { - return 0, errInvalidConn - } - so, ok := sockOpts[ssoMulticastHopLimit] - if !ok { - return 0, errOpNoSupport - } - return so.GetInt(c.Conn) -} - -// SetMulticastHopLimit sets the hop limit field value for future -// outgoing multicast packets. -func (c *dgramOpt) SetMulticastHopLimit(hoplim int) error { - if !c.ok() { - return errInvalidConn - } - so, ok := sockOpts[ssoMulticastHopLimit] - if !ok { - return errOpNoSupport - } - return so.SetInt(c.Conn, hoplim) -} - -// MulticastInterface returns the default interface for multicast -// packet transmissions. -func (c *dgramOpt) MulticastInterface() (*net.Interface, error) { - if !c.ok() { - return nil, errInvalidConn - } - so, ok := sockOpts[ssoMulticastInterface] - if !ok { - return nil, errOpNoSupport - } - return so.getMulticastInterface(c.Conn) -} - -// SetMulticastInterface sets the default interface for future -// multicast packet transmissions. -func (c *dgramOpt) SetMulticastInterface(ifi *net.Interface) error { - if !c.ok() { - return errInvalidConn - } - so, ok := sockOpts[ssoMulticastInterface] - if !ok { - return errOpNoSupport - } - return so.setMulticastInterface(c.Conn, 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, errInvalidConn - } - so, ok := sockOpts[ssoMulticastLoopback] - if !ok { - return false, errOpNoSupport - } - on, err := so.GetInt(c.Conn) - 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 errInvalidConn - } - so, ok := sockOpts[ssoMulticastLoopback] - if !ok { - return errOpNoSupport - } - return so.SetInt(c.Conn, 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 errInvalidConn - } - so, ok := sockOpts[ssoJoinGroup] - if !ok { - return errOpNoSupport - } - grp := netAddrToIP16(group) - if grp == nil { - return errMissingAddress - } - return so.setGroup(c.Conn, 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 errInvalidConn - } - so, ok := sockOpts[ssoLeaveGroup] - if !ok { - return errOpNoSupport - } - grp := netAddrToIP16(group) - if grp == nil { - return errMissingAddress - } - return so.setGroup(c.Conn, 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 errInvalidConn - } - so, ok := sockOpts[ssoJoinSourceGroup] - if !ok { - return errOpNoSupport - } - grp := netAddrToIP16(group) - if grp == nil { - return errMissingAddress - } - src := netAddrToIP16(source) - if src == nil { - return errMissingAddress - } - return so.setSourceGroup(c.Conn, 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 errInvalidConn - } - so, ok := sockOpts[ssoLeaveSourceGroup] - if !ok { - return errOpNoSupport - } - grp := netAddrToIP16(group) - if grp == nil { - return errMissingAddress - } - src := netAddrToIP16(source) - if src == nil { - return errMissingAddress - } - return so.setSourceGroup(c.Conn, 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 errInvalidConn - } - so, ok := sockOpts[ssoBlockSourceGroup] - if !ok { - return errOpNoSupport - } - grp := netAddrToIP16(group) - if grp == nil { - return errMissingAddress - } - src := netAddrToIP16(source) - if src == nil { - return errMissingAddress - } - return so.setSourceGroup(c.Conn, 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 errInvalidConn - } - so, ok := sockOpts[ssoUnblockSourceGroup] - if !ok { - return errOpNoSupport - } - grp := netAddrToIP16(group) - if grp == nil { - return errMissingAddress - } - src := netAddrToIP16(source) - if src == nil { - return errMissingAddress - } - return so.setSourceGroup(c.Conn, 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, errInvalidConn - } - so, ok := sockOpts[ssoChecksum] - if !ok { - return false, 0, errOpNoSupport - } - offset, err = so.GetInt(c.Conn) - 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 errInvalidConn - } - so, ok := sockOpts[ssoChecksum] - if !ok { - return errOpNoSupport - } - if !on { - offset = -1 - } - return so.SetInt(c.Conn, offset) -} - -// ICMPFilter returns an ICMP filter. -func (c *dgramOpt) ICMPFilter() (*ICMPFilter, error) { - if !c.ok() { - return nil, errInvalidConn - } - so, ok := sockOpts[ssoICMPFilter] - if !ok { - return nil, errOpNoSupport - } - return so.getICMPFilter(c.Conn) -} - -// SetICMPFilter deploys the ICMP filter. -func (c *dgramOpt) SetICMPFilter(f *ICMPFilter) error { - if !c.ok() { - return errInvalidConn - } - so, ok := sockOpts[ssoICMPFilter] - if !ok { - return errOpNoSupport - } - return so.setICMPFilter(c.Conn, f) -} - -// SetBPF attaches a BPF program to the connection. -// -// Only supported on Linux. -func (c *dgramOpt) SetBPF(filter []bpf.RawInstruction) error { - if !c.ok() { - return errInvalidConn - } - so, ok := sockOpts[ssoAttachFilter] - if !ok { - return errOpNoSupport - } - return so.setBPF(c.Conn, filter) -} |