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authorOthmar Gsenger <otti@anytun.org>2008-04-12 11:38:42 +0000
committerOthmar Gsenger <otti@anytun.org>2008-04-12 11:38:42 +0000
commitfffd213c8cba2135afda493d797c41c10354770e (patch)
treebb5eea1b12871d8c3fed0e687d83be3e504d11b2 /Sockets/ISocketHandler.h
parentsvn cleanup (diff)
big svn cleanup
Diffstat (limited to 'Sockets/ISocketHandler.h')
-rw-r--r--Sockets/ISocketHandler.h233
1 files changed, 0 insertions, 233 deletions
diff --git a/Sockets/ISocketHandler.h b/Sockets/ISocketHandler.h
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--- a/Sockets/ISocketHandler.h
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-/** \file ISocketHandler.h
- ** \date 2004-02-13
- ** \author grymse@alhem.net
-**/
-/*
-Copyright (C) 2004-2007 Anders Hedstrom
-
-This library is made available under the terms of the GNU GPL.
-
-If you would like to use this library in a closed-source application,
-a separate license agreement is available. For information about
-the closed-source license agreement for the C++ sockets library,
-please visit http://www.alhem.net/Sockets/license.html and/or
-email license@alhem.net.
-
-This program is free software; you can redistribute it and/or
-modify it under the terms of the GNU General Public License
-as published by the Free Software Foundation; either version 2
-of the License, or (at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-*/
-#ifndef _SOCKETS_ISocketHandler_H
-#define _SOCKETS_ISocketHandler_H
-#include "sockets-config.h"
-
-#include <map>
-#include <list>
-
-#include "socket_include.h"
-#include "Socket.h"
-#include "StdLog.h"
-
-#ifdef SOCKETS_NAMESPACE
-namespace SOCKETS_NAMESPACE {
-#endif
-
-typedef enum {
- LIST_CALLONCONNECT = 0,
-#ifdef ENABLE_DETACH
- LIST_DETACH,
-#endif
- LIST_TIMEOUT,
- LIST_RETRY,
- LIST_CLOSE
-} list_t;
-
-class SocketAddress;
-class Mutex;
-
-
-/** Socket container class, event generator.
- \ingroup basic */
-class ISocketHandler
-{
- friend class Socket;
-
-public:
- /** Connection pool class for internal use by the ISocketHandler.
- \ingroup internal */
-#ifdef ENABLE_POOL
- class PoolSocket : public Socket
- {
- public:
- PoolSocket(ISocketHandler& h,Socket *src) : Socket(h) {
- CopyConnection( src );
- SetIsClient();
- }
-
- void OnRead() {
- Handler().LogError(this, "OnRead", 0, "data on hibernating socket", LOG_LEVEL_FATAL);
- SetCloseAndDelete();
- }
- void OnOptions(int,int,int,SOCKET) {}
-
- };
-#endif
-
-public:
- virtual ~ISocketHandler() {}
-
- /** Get mutex reference for threadsafe operations. */
- virtual Mutex& GetMutex() const = 0;
-
- /** Register StdLog object for error callback.
- \param log Pointer to log class */
- virtual void RegStdLog(StdLog *log) = 0;
-
- /** Log error to log class for print out / storage. */
- virtual void LogError(Socket *p,const std::string& user_text,int err,const std::string& sys_err,loglevel_t t = LOG_LEVEL_WARNING) = 0;
-
- // -------------------------------------------------------------------------
- // Socket stuff
- // -------------------------------------------------------------------------
- /** Add socket instance to socket map. Removal is always automatic. */
- virtual void Add(Socket *) = 0;
-private:
- /** Remove socket from socket map, used by Socket class. */
- virtual void Remove(Socket *) = 0;
-public:
- /** Get status of read/write/exception file descriptor set for a socket. */
- virtual void Get(SOCKET s,bool& r,bool& w,bool& e) = 0;
- /** Set read/write/exception file descriptor sets (fd_set). */
- virtual void Set(SOCKET s,bool bRead,bool bWrite,bool bException = true) = 0;
-
- /** Wait for events, generate callbacks. */
- virtual int Select(long sec,long usec) = 0;
- /** This method will not return until an event has been detected. */
- virtual int Select() = 0;
- /** Wait for events, generate callbacks. */
- virtual int Select(struct timeval *tsel) = 0;
-
- /** Check that a socket really is handled by this socket handler. */
- virtual bool Valid(Socket *) = 0;
- /** Return number of sockets handled by this handler. */
- virtual size_t GetCount() = 0;
-
- /** Override and return false to deny all incoming connections.
- \param p ListenSocket class pointer (use GetPort to identify which one) */
- virtual bool OkToAccept(Socket *p) = 0;
-
- /** Called by Socket when a socket changes state. */
- virtual void AddList(SOCKET s,list_t which_one,bool add) = 0;
-
- // -------------------------------------------------------------------------
- // Connection pool
- // -------------------------------------------------------------------------
-#ifdef ENABLE_POOL
- /** Find available open connection (used by connection pool). */
- virtual ISocketHandler::PoolSocket *FindConnection(int type,const std::string& protocol,SocketAddress&) = 0;
- /** Enable connection pool (by default disabled). */
- virtual void EnablePool(bool = true) = 0;
- /** Check pool status.
- \return true if connection pool is enabled */
- virtual bool PoolEnabled() = 0;
-#endif // ENABLE_POOL
-
- // -------------------------------------------------------------------------
- // Socks4
- // -------------------------------------------------------------------------
-#ifdef ENABLE_SOCKS4
- /** Set socks4 server ip that all new tcp sockets should use. */
- virtual void SetSocks4Host(ipaddr_t) = 0;
- /** Set socks4 server hostname that all new tcp sockets should use. */
- virtual void SetSocks4Host(const std::string& ) = 0;
- /** Set socks4 server port number that all new tcp sockets should use. */
- virtual void SetSocks4Port(port_t) = 0;
- /** Set optional socks4 userid. */
- virtual void SetSocks4Userid(const std::string& ) = 0;
- /** If connection to socks4 server fails, immediately try direct connection to final host. */
- virtual void SetSocks4TryDirect(bool = true) = 0;
- /** Get socks4 server ip.
- \return socks4 server ip */
- virtual ipaddr_t GetSocks4Host() = 0;
- /** Get socks4 port number.
- \return socks4 port number */
- virtual port_t GetSocks4Port() = 0;
- /** Get socks4 userid (optional).
- \return socks4 userid */
- virtual const std::string& GetSocks4Userid() = 0;
- /** Check status of socks4 try direct flag.
- \return true if direct connection should be tried if connection to socks4 server fails */
- virtual bool Socks4TryDirect() = 0;
-#endif // ENABLE_SOCKS4
-
- // -------------------------------------------------------------------------
- // DNS resolve server
- // -------------------------------------------------------------------------
-#ifdef ENABLE_RESOLVER
- /** Enable asynchronous DNS.
- \param port Listen port of asynchronous dns server */
- virtual void EnableResolver(port_t = 16667) = 0;
- /** Check resolver status.
- \return true if resolver is enabled */
- virtual bool ResolverEnabled() = 0;
- /** Queue a dns request.
- \param host Hostname to be resolved
- \param port Port number will be echoed in Socket::OnResolved callback */
- virtual int Resolve(Socket *,const std::string& host,port_t port) = 0;
-#ifdef ENABLE_IPV6
- virtual int Resolve6(Socket *,const std::string& host,port_t port) = 0;
-#endif
- /** Do a reverse dns lookup. */
- virtual int Resolve(Socket *,ipaddr_t a) = 0;
-#ifdef ENABLE_IPV6
- virtual int Resolve(Socket *,in6_addr& a) = 0;
-#endif
- /** Get listen port of asynchronous dns server. */
- virtual port_t GetResolverPort() = 0;
- /** Resolver thread ready for queries. */
- virtual bool ResolverReady() = 0;
- /** Returns true if socket waiting for a resolve event. */
- virtual bool Resolving(Socket *) = 0;
-#endif // ENABLE_RESOLVER
-
-#ifdef ENABLE_TRIGGERS
- /** Fetch unique trigger id. */
- virtual int TriggerID(Socket *src) = 0;
- /** Subscribe socket to trigger id. */
- virtual bool Subscribe(int id, Socket *dst) = 0;
- /** Unsubscribe socket from trigger id. */
- virtual bool Unsubscribe(int id, Socket *dst) = 0;
- /** Execute OnTrigger for subscribed sockets.
- \param id Trigger ID
- \param data Data passed from source to destination
- \param erase Empty trigger id source and destination maps if 'true',
- Leave them in place if 'false' - if a trigger should be called many times */
- virtual void Trigger(int id, Socket::TriggerData& data, bool erase = true) = 0;
-#endif // ENABLE_TRIGGERS
-
-#ifdef ENABLE_DETACH
- /** Indicates that the handler runs under SocketThread. */
- virtual void SetSlave(bool x = true) = 0;
- /** Indicates that the handler runs under SocketThread. */
- virtual bool IsSlave() = 0;
-#endif // ENABLE_DETACH
-
-};
-
-
-#ifdef SOCKETS_NAMESPACE
-}
-#endif
-
-#endif // _SOCKETS_ISocketHandler_H
-