126 lines
4.0 KiB
C
126 lines
4.0 KiB
C
|
/*
|
||
|
|
Copyright (c) 2012-2015 by Jakob Schröter <js@camaya.net>
|
||
|
|
This file is part of the gloox library. http://camaya.net/gloox
|
||
|
|
|
||
|
|
This software is distributed under a license. The full license
|
||
|
|
agreement can be found in the file LICENSE in this distribution.
|
||
|
|
This software may not be copied, modified, sold or distributed
|
||
|
|
other than expressed in the named license agreement.
|
||
|
|
|
||
|
|
This software is distributed without any warranty.
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
#ifndef LINKLOCALCLIENT_H__
|
||
|
|
#define LINKLOCALCLIENT_H__
|
||
|
|
|
||
|
|
#include "config.h"
|
||
|
|
|
||
|
|
#ifdef HAVE_MDNS
|
||
|
|
|
||
|
|
#include "client.h"
|
||
|
|
#include "jid.h"
|
||
|
|
|
||
|
|
#include <string>
|
||
|
|
|
||
|
|
#include <dns_sd.h>
|
||
|
|
|
||
|
|
namespace gloox
|
||
|
|
{
|
||
|
|
|
||
|
|
class Tag;
|
||
|
|
|
||
|
|
namespace LinkLocal
|
||
|
|
{
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief An implementation of a link-local client.
|
||
|
|
*
|
||
|
|
* See @ref gloox::LinkLocal::Manager for more information on how to implement
|
||
|
|
* link-local messaging.
|
||
|
|
*
|
||
|
|
* @author Jakob Schröter <js@camaya.net>
|
||
|
|
* @since 1.0.x
|
||
|
|
*/
|
||
|
|
class Client : public gloox::Client
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
/**
|
||
|
|
* Constructs a new instance.
|
||
|
|
* @param jid The local JID to use.
|
||
|
|
*/
|
||
|
|
Client( const JID& jid );
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Virtual destructor.
|
||
|
|
*/
|
||
|
|
virtual ~Client();
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Internally sets up an already connected connection.
|
||
|
|
* @note Use this function only on a Client instance that you created for an @b incoming connection.
|
||
|
|
*/
|
||
|
|
bool connect();
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Starts resolving the given service. Use values from Handler::handleBrowseReply().
|
||
|
|
* @param service The service to connect to.
|
||
|
|
* @param type The service type.
|
||
|
|
* @param domain The service's domain.
|
||
|
|
* @param interface The network interface the service was found on. May be 0 to try
|
||
|
|
* to resolve the service on all available interfaces.
|
||
|
|
* @return @b True if resolving the service could be started successfully, @b false otherwise.
|
||
|
|
* @note Use this function only for @b outgoing connections.
|
||
|
|
*/
|
||
|
|
bool connect( const std::string& service, const std::string& type, const std::string& domain, int iface = 0 );
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Call this periodically to receive data from the underlying socket.
|
||
|
|
* @param timeout An optional timeout in microseconds. Default of -1 means blocking
|
||
|
|
* until data was available.
|
||
|
|
* @return The state of the underlying connection.
|
||
|
|
*/
|
||
|
|
virtual ConnectionError recv( int timeout = -1 );
|
||
|
|
|
||
|
|
// reimplemented from ConnectionDataHandler, overwriting ClientBase::handleConnect()
|
||
|
|
virtual void handleConnect( const ConnectionBase* connection );
|
||
|
|
|
||
|
|
protected:
|
||
|
|
// reimplemented from ClientBase
|
||
|
|
virtual void handleStartNode( const Tag* start );
|
||
|
|
|
||
|
|
private:
|
||
|
|
static void handleResolveReply( DNSServiceRef sdRef, DNSServiceFlags flags, uint32_t interfaceIndex,
|
||
|
|
DNSServiceErrorType errorCode, const char *fullname, const char *hosttarget,
|
||
|
|
uint16_t port, uint16_t txtLen, const unsigned char *txtRecord, void *context );
|
||
|
|
static void handleQueryReply( DNSServiceRef sdRef, DNSServiceFlags flags, uint32_t interfaceIndex,
|
||
|
|
DNSServiceErrorType errorCode, const char *fullname, uint16_t rrtype,
|
||
|
|
uint16_t rrclass, uint16_t rdlen, const void *rdata, uint32_t ttl,
|
||
|
|
void *context );
|
||
|
|
|
||
|
|
bool resolve( const std::string& serviceName, const std::string& regtype, const std::string& replyDomain );
|
||
|
|
bool query( const std::string& hostname, int port );
|
||
|
|
void handleQuery( const std::string& addr );
|
||
|
|
void sendStart( const std::string& to );
|
||
|
|
|
||
|
|
DNSServiceRef m_qRef;
|
||
|
|
DNSServiceRef m_rRef;
|
||
|
|
DNSServiceRef m_currentRef;
|
||
|
|
|
||
|
|
std::string m_to;
|
||
|
|
|
||
|
|
int m_interface;
|
||
|
|
int m_port;
|
||
|
|
|
||
|
|
bool m_streamSent;
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif // HAVE_MDNS
|
||
|
|
|
||
|
|
#endif // LINKLOCALCLIENT_H__
|