diff options
Diffstat (limited to 'src/pkg/net/tcpsock.go')
-rw-r--r-- | src/pkg/net/tcpsock.go | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/pkg/net/tcpsock.go b/src/pkg/net/tcpsock.go new file mode 100644 index 000000000..f5c0a2781 --- /dev/null +++ b/src/pkg/net/tcpsock.go @@ -0,0 +1,40 @@ +// 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. + +// TCP sockets + +package net + +import ( + "os" +) + +// TCPAddr represents the address of a TCP end point. +type TCPAddr struct { + IP IP + Port int +} + +// 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>" + } + return JoinHostPort(a.IP.String(), itoa(a.Port)) +} + +// ResolveTCPAddr parses addr as a TCP address of the form +// host:port and resolves domain names or port names to +// numeric addresses on the network net, which must be "tcp", +// "tcp4" or "tcp6". A literal IPv6 host address must be +// enclosed in square brackets, as in "[::]:80". +func ResolveTCPAddr(net, addr string) (*TCPAddr, os.Error) { + ip, port, err := hostPortToIP(net, addr) + if err != nil { + return nil, err + } + return &TCPAddr{ip, port}, nil +} |