diff options
author | Russ Cox <rsc@golang.org> | 2014-09-08 00:08:51 -0400 |
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committer | Russ Cox <rsc@golang.org> | 2014-09-08 00:08:51 -0400 |
commit | 8528da672cc093d4dd06732819abc1f7b6b5a46e (patch) | |
tree | 334be80d4a4c85b77db6f6fdb67cbf0528cba5f5 /src/net/tcpsock.go | |
parent | 73bcb69f272cbf34ddcc9daa56427a8683b5a95d (diff) | |
download | go-8528da672cc093d4dd06732819abc1f7b6b5a46e.tar.gz |
build: move package sources from src/pkg to src
Preparation was in CL 134570043.
This CL contains only the effect of 'hg mv src/pkg/* src'.
For more about the move, see golang.org/s/go14nopkg.
Diffstat (limited to 'src/net/tcpsock.go')
-rw-r--r-- | src/net/tcpsock.go | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/net/tcpsock.go b/src/net/tcpsock.go new file mode 100644 index 000000000..f3dfbd23d --- /dev/null +++ b/src/net/tcpsock.go @@ -0,0 +1,54 @@ +// Copyright 2009 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 net + +// TCPAddr represents the address of a TCP end point. +type TCPAddr struct { + IP IP + Port int + Zone string // IPv6 scoped addressing zone +} + +// Network returns the address's network name, "tcp". +func (a *TCPAddr) Network() string { return "tcp" } + +func (a *TCPAddr) String() string { + if a == nil { + return "<nil>" + } + ip := ipEmptyString(a.IP) + if a.Zone != "" { + return JoinHostPort(ip+"%"+a.Zone, itoa(a.Port)) + } + return JoinHostPort(ip, itoa(a.Port)) +} + +func (a *TCPAddr) toAddr() Addr { + if a == nil { + return nil + } + return a +} + +// ResolveTCPAddr parses addr as a TCP address of the form "host:port" +// or "[ipv6-host%zone]:port" and resolves a pair of domain name and +// port name on the network net, which must be "tcp", "tcp4" or +// "tcp6". A literal address or host name for IPv6 must be enclosed +// in square brackets, as in "[::1]:80", "[ipv6-host]:http" or +// "[ipv6-host%zone]:80". +func ResolveTCPAddr(net, addr string) (*TCPAddr, error) { + switch net { + case "tcp", "tcp4", "tcp6": + case "": // a hint wildcard for Go 1.0 undocumented behavior + net = "tcp" + default: + return nil, UnknownNetworkError(net) + } + a, err := resolveInternetAddr(net, addr, noDeadline) + if err != nil { + return nil, err + } + return a.toAddr().(*TCPAddr), nil +} |