author | Chris Jones <chris@cjones.org> |
Sat, 24 Dec 2011 09:55:26 -0700 | |
changeset 2 | 4dabfef08c8c |
child 4 | a8fbec71a194 |
permissions | -rw-r--r-- |
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// Copyright 2011 The Go Authors. All rights reserved. |
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// Use of this source code is governed by a BSD-style |
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// license that can be found in the LICENSE file. |
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// This package implements a simple XMPP client according to RFCs 3920 |
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// and 3921, plus the various XEPs at http://xmpp.org/protocols/. |
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package xmpp |
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import ( |
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"fmt" |
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"net" |
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"os" |
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) |
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const ( |
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serverSrv = "xmpp-server" |
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clientSrv = "xmpp-client" |
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) |
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// The client in a client-server XMPP connection. |
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type Client struct { |
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//In <-chan *Stanza |
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//Out chan<- *Stanza |
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tcp *net.TCPConn |
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} |
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// Connect to the appropriate server and authenticate as the given JID |
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// with the given password. |
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func NewClient(jid *JID, password string) (*Client, os.Error) { |
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// Resolve the domain in the JID. |
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_, srvs, err := net.LookupSRV(clientSrv, "tcp", jid.Domain) |
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if err != nil { |
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return nil, os.NewError("LookupSrv " + jid.Domain + |
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": " + err.String()) |
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} |
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var c *net.TCPConn |
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for _, srv := range srvs { |
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addrStr := fmt.Sprintf("%s:%d", srv.Target, srv.Port) |
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addr, err := net.ResolveTCPAddr("tcp", addrStr) |
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if err != nil { |
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err = os.NewError(fmt.Sprintf("ResolveTCPAddr(%s): %s", |
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addrStr, err.String())) |
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continue |
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} |
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c, err = net.DialTCP("tcp", nil, addr) |
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if err != nil { |
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err = os.NewError(fmt.Sprintf("DialTCP(%s): %s", |
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addr, err.String())) |
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continue |
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} |
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} |
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if c == nil { |
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return nil, err |
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} |
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cl := Client{} |
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cl.tcp = c |
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return &cl, nil |
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} |