1998-09-06 14:28:00 -04:00
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/////////////////////////////////////////////////////////////////////////////
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// Name: socket.h
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// Purpose: Socket handling classes
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1999-09-11 16:29:50 -04:00
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// Authors: Guilhem Lavaux, Guillermo Rodriguez Garcia
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1998-09-06 14:28:00 -04:00
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// Modified by:
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// Created: April 1997
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// RCS-ID: $Id$
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// Copyright: (c) Guilhem Lavaux
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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1998-09-10 07:41:14 -04:00
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1998-09-06 14:28:00 -04:00
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#ifndef _WX_NETWORK_SOCKET_H
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#define _WX_NETWORK_SOCKET_H
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#ifdef __GNUG__
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2000-03-10 00:31:53 -05:00
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#pragma interface "socket.h"
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1998-09-06 14:28:00 -04:00
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#endif
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1999-06-15 16:21:59 -04:00
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#include "wx/defs.h"
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#if wxUSE_SOCKETS
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1998-09-06 14:28:00 -04:00
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// ---------------------------------------------------------------------------
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2000-03-07 11:11:58 -05:00
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// wxSocket headers
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1998-09-06 14:28:00 -04:00
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// ---------------------------------------------------------------------------
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1999-09-30 19:53:10 -04:00
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1998-09-06 14:28:00 -04:00
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#ifdef WXPREC
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2000-03-10 00:31:53 -05:00
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#include "wx/wxprec.h"
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1998-09-06 14:28:00 -04:00
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#else
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2000-03-10 00:31:53 -05:00
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#include "wx/event.h"
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#include "wx/string.h"
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1998-09-06 14:28:00 -04:00
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#endif
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1999-06-26 07:56:44 -04:00
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1999-08-20 18:52:21 -04:00
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#include "wx/sckaddr.h"
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1999-07-29 01:27:19 -04:00
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#include "wx/gsocket.h"
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1998-09-06 14:28:00 -04:00
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1999-09-05 01:51:05 -04:00
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// ------------------------------------------------------------------------
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2000-03-07 11:11:58 -05:00
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// Types and constants
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1999-09-05 01:51:05 -04:00
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// ------------------------------------------------------------------------
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1999-10-21 15:44:11 -04:00
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enum wxSocketNotify
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{
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1999-09-05 01:51:05 -04:00
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wxSOCKET_INPUT = GSOCK_INPUT,
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wxSOCKET_OUTPUT = GSOCK_OUTPUT,
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wxSOCKET_CONNECTION = GSOCK_CONNECTION,
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wxSOCKET_LOST = GSOCK_LOST
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1999-10-21 15:44:11 -04:00
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};
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1999-09-05 01:51:05 -04:00
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1999-10-21 15:44:11 -04:00
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enum
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{
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1999-09-05 01:51:05 -04:00
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wxSOCKET_INPUT_FLAG = GSOCK_INPUT_FLAG,
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wxSOCKET_OUTPUT_FLAG = GSOCK_OUTPUT_FLAG,
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wxSOCKET_CONNECTION_FLAG = GSOCK_CONNECTION_FLAG,
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1999-09-09 17:22:51 -04:00
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wxSOCKET_LOST_FLAG = GSOCK_LOST_FLAG
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1999-09-05 01:51:05 -04:00
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};
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typedef GSocketEventFlags wxSocketEventFlags;
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1999-10-21 15:44:11 -04:00
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enum wxSocketError
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{
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2000-03-16 16:57:20 -05:00
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// from GSocket
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1999-09-05 01:51:05 -04:00
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wxSOCKET_NOERROR = GSOCK_NOERROR,
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2000-03-16 16:57:20 -05:00
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wxSOCKET_INVOP = GSOCK_INVOP,
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1999-09-05 01:51:05 -04:00
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wxSOCKET_IOERR = GSOCK_IOERR,
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wxSOCKET_INVADDR = GSOCK_INVADDR,
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wxSOCKET_INVSOCK = GSOCK_INVSOCK,
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wxSOCKET_NOHOST = GSOCK_NOHOST,
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wxSOCKET_INVPORT = GSOCK_INVPORT,
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wxSOCKET_WOULDBLOCK = GSOCK_WOULDBLOCK,
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1999-09-05 06:23:22 -04:00
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wxSOCKET_TIMEDOUT = GSOCK_TIMEDOUT,
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2000-03-16 16:57:20 -05:00
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wxSOCKET_MEMERR = GSOCK_MEMERR,
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// wxSocket-specific (not yet implemented)
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wxSOCKET_DUMMY
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1999-10-21 15:44:11 -04:00
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};
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1999-09-05 01:51:05 -04:00
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1999-10-21 15:44:11 -04:00
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enum
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{
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1999-09-30 19:53:10 -04:00
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wxSOCKET_NONE = 0,
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wxSOCKET_NOWAIT = 1,
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wxSOCKET_WAITALL = 2,
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wxSOCKET_BLOCK = 4
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};
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2000-03-07 11:11:58 -05:00
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enum wxSocketType
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1999-10-21 15:44:11 -04:00
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{
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2000-03-07 11:11:58 -05:00
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wxSOCKET_UNINIT,
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wxSOCKET_CLIENT,
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wxSOCKET_SERVER,
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wxSOCKET_BASE,
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wxSOCKET_DATAGRAM
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1999-10-21 15:44:11 -04:00
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};
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2000-03-07 11:11:58 -05:00
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typedef int wxSocketFlags;
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1999-09-30 19:53:10 -04:00
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1999-09-05 01:51:05 -04:00
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2000-03-07 11:11:58 -05:00
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#if WXWIN_COMPATIBILITY
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2000-03-10 00:31:53 -05:00
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typedef wxSocketType wxSockType;
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typedef wxSocketFlags wxSockFlags;
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2000-03-07 11:11:58 -05:00
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#endif // WXWIN_COMPATIBILITY
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2000-01-14 05:04:12 -05:00
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2000-03-10 00:31:53 -05:00
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2000-03-07 11:11:58 -05:00
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// --------------------------------------------------------------------------
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// wxSocketBase
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// --------------------------------------------------------------------------
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class WXDLLEXPORT wxSocketBase : public wxObject
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1998-09-06 14:28:00 -04:00
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{
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DECLARE_CLASS(wxSocketBase)
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2000-03-07 11:11:58 -05:00
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1998-09-06 14:28:00 -04:00
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public:
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2000-03-07 11:11:58 -05:00
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#if WXWIN_COMPATIBILITY
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1999-10-21 15:44:11 -04:00
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enum
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{
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1999-09-30 19:53:10 -04:00
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NONE = wxSOCKET_NONE,
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NOWAIT = wxSOCKET_NOWAIT,
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WAITALL = wxSOCKET_WAITALL,
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SPEED = wxSOCKET_BLOCK
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};
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2000-03-07 11:11:58 -05:00
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enum
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{
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SOCK_UNINIT = wxSOCKET_UNINIT,
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SOCK_CLIENT = wxSOCKET_CLIENT,
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SOCK_SERVER = wxSOCKET_SERVER,
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SOCK_INTERNAL = wxSOCKET_BASE,
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SOCK_DATAGRAM = wxSOCKET_DATAGRAM
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};
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1998-09-06 14:28:00 -04:00
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2000-03-07 11:11:58 -05:00
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typedef void (*wxSockCbk)(wxSocketBase& sock, wxSocketNotify evt, char *cdata);
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2000-03-10 00:31:53 -05:00
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#endif // WXWIN_COMPATIBILITY
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2000-01-09 22:54:37 -05:00
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2000-03-07 11:11:58 -05:00
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public:
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2000-01-09 22:54:37 -05:00
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2000-03-07 11:11:58 -05:00
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// Public interface
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// ----------------
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1999-07-29 01:27:19 -04:00
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2000-03-07 11:11:58 -05:00
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// ctors and dtors
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1998-09-06 14:28:00 -04:00
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wxSocketBase();
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2000-03-07 11:11:58 -05:00
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wxSocketBase(wxSocketFlags flags, wxSocketType type);
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1998-09-06 14:28:00 -04:00
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virtual ~wxSocketBase();
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2000-03-07 11:11:58 -05:00
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void Init();
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bool Destroy();
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1998-09-06 14:28:00 -04:00
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2000-03-07 11:11:58 -05:00
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// state
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1999-07-22 13:51:54 -04:00
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inline bool Ok() const { return (m_socket != NULL); };
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1999-09-14 20:04:44 -04:00
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inline bool Error() const { return m_error; };
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1998-09-06 14:28:00 -04:00
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inline bool IsConnected() const { return m_connected; };
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1999-09-30 19:53:10 -04:00
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inline bool IsData() { return WaitForRead(0, 0); };
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2000-03-07 11:11:58 -05:00
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inline bool IsDisconnected() const { return !IsConnected(); };
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1999-09-05 06:23:22 -04:00
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inline wxUint32 LastCount() const { return m_lcount; }
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1999-09-05 01:51:05 -04:00
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inline wxSocketError LastError() const { return (wxSocketError)GSocket_GetError(m_socket); }
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2000-03-07 11:11:58 -05:00
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void SaveState();
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void RestoreState();
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1999-07-29 01:27:19 -04:00
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2000-03-07 11:11:58 -05:00
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// addresses
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1999-09-14 20:04:44 -04:00
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virtual bool GetLocal(wxSockAddress& addr_man) const;
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2000-03-07 11:11:58 -05:00
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virtual bool GetPeer(wxSockAddress& addr_man) const;
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1999-09-14 20:04:44 -04:00
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2000-03-07 11:11:58 -05:00
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// base IO
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virtual bool Close();
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wxSocketBase& Discard();
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2000-03-08 03:28:20 -05:00
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wxSocketBase& Peek(void* buffer, wxUint32 nbytes);
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wxSocketBase& Read(void* buffer, wxUint32 nbytes);
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wxSocketBase& ReadMsg(void *buffer, wxUint32 nbytes);
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wxSocketBase& Unread(const void *buffer, wxUint32 nbytes);
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wxSocketBase& Write(const void *buffer, wxUint32 nbytes);
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wxSocketBase& WriteMsg(const void *buffer, wxUint32 nbytes);
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2000-03-07 11:11:58 -05:00
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2000-03-10 00:31:53 -05:00
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void InterruptWait() { m_interrupt = TRUE; };
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1999-09-05 06:23:22 -04:00
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bool Wait(long seconds = -1, long milliseconds = 0);
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bool WaitForRead(long seconds = -1, long milliseconds = 0);
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bool WaitForWrite(long seconds = -1, long milliseconds = 0);
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bool WaitForLost(long seconds = -1, long milliseconds = 0);
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1999-07-29 01:27:19 -04:00
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2000-03-08 03:28:20 -05:00
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inline wxSocketFlags GetFlags() const { return m_flags; }
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2000-03-07 11:11:58 -05:00
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void SetFlags(wxSocketFlags flags);
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void SetTimeout(long seconds);
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1999-07-29 01:27:19 -04:00
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2000-03-07 11:11:58 -05:00
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// event handling
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2000-03-08 03:28:20 -05:00
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void *GetClientData() const { return m_clientData; }
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void SetClientData(void *data) { m_clientData = data; }
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2000-03-07 11:11:58 -05:00
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void SetEventHandler(wxEvtHandler& handler, int id = -1);
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1999-09-05 01:51:05 -04:00
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void SetNotify(wxSocketEventFlags flags);
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1999-09-14 20:04:44 -04:00
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void Notify(bool notify);
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2002-02-24 08:51:43 -05:00
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// initialize/shutdown the sockets (usually called automatically)
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static bool IsInitialized();
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static bool Initialize();
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static void Shutdown();
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2000-03-10 00:31:53 -05:00
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// callbacks are deprecated, use events instead
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#if WXWIN_COMPATIBILITY
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1999-09-14 20:04:44 -04:00
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wxSockCbk Callback(wxSockCbk cbk_);
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char *CallbackData(char *data);
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2000-03-10 00:31:53 -05:00
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#endif // WXWIN_COMPATIBILITY
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1998-09-06 14:28:00 -04:00
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2000-03-07 11:11:58 -05:00
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// Implementation from now on
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// --------------------------
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1998-09-06 14:28:00 -04:00
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2000-03-16 16:57:20 -05:00
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// do not use, should be private (called from GSocket)
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2000-03-10 00:31:53 -05:00
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void OnRequest(wxSocketNotify notify);
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1999-01-19 06:00:22 -05:00
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2000-03-07 11:11:58 -05:00
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// do not use, not documented nor supported
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2000-03-10 00:31:53 -05:00
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inline bool IsNoWait() const { return ((m_flags & wxSOCKET_NOWAIT) != 0); }
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2000-03-07 11:11:58 -05:00
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inline wxSocketType GetType() const { return m_type; }
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1999-01-19 06:00:22 -05:00
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2000-03-07 12:16:54 -05:00
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private:
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friend class wxSocketClient;
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friend class wxSocketServer;
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friend class wxDatagramSocket;
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1999-07-29 01:27:19 -04:00
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2000-03-07 11:11:58 -05:00
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// low level IO
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2000-03-08 03:28:20 -05:00
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wxUint32 _Read(void* buffer, wxUint32 nbytes);
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wxUint32 _Write(const void *buffer, wxUint32 nbytes);
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2000-03-16 16:57:20 -05:00
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bool _Wait(long seconds, long milliseconds, wxSocketEventFlags flags);
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1998-09-06 14:28:00 -04:00
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2000-03-07 11:11:58 -05:00
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// pushback buffer
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2000-03-16 16:57:20 -05:00
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void Pushback(const void *buffer, wxUint32 size);
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2000-03-08 03:28:20 -05:00
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wxUint32 GetPushback(void *buffer, wxUint32 size, bool peek);
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2000-03-07 11:11:58 -05:00
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2000-03-07 12:16:54 -05:00
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private:
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2000-03-16 16:57:20 -05:00
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// socket
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2000-03-07 11:11:58 -05:00
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GSocket *m_socket; // GSocket
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wxSocketType m_type; // wxSocket type
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// state
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wxSocketFlags m_flags; // wxSocket flags
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bool m_connected; // connected?
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bool m_establishing; // establishing connection?
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bool m_reading; // busy reading?
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bool m_writing; // busy writing?
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bool m_error; // did last IO call fail?
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2000-03-16 16:57:20 -05:00
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wxSocketError m_lasterror; // last error (not cleared on success)
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2000-03-07 11:11:58 -05:00
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wxUint32 m_lcount; // last IO transaction size
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unsigned long m_timeout; // IO timeout value
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wxList m_states; // stack of states
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bool m_interrupt; // interrupt ongoing wait operations?
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bool m_beingDeleted; // marked for delayed deletion?
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// pushback buffer
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2000-03-08 03:28:20 -05:00
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void *m_unread; // pushback buffer
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2000-03-07 11:11:58 -05:00
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wxUint32 m_unrd_size; // pushback buffer size
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wxUint32 m_unrd_cur; // pushback pointer (index into buffer)
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// events
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int m_id; // socket id
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2000-03-08 03:28:20 -05:00
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wxEvtHandler *m_handler; // event handler
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void *m_clientData; // client data for events
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2000-03-10 00:31:53 -05:00
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bool m_notify; // notify events to users?
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wxSocketEventFlags m_eventmask; // which events to notify?
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2000-03-08 03:28:20 -05:00
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2002-02-24 08:51:43 -05:00
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// the initialization count, GSocket is initialized if > 0
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static size_t m_countInit;
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2000-03-10 00:31:53 -05:00
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// callbacks are deprecated, use events instead
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#if WXWIN_COMPATIBILITY
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2000-03-07 11:11:58 -05:00
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wxSockCbk m_cbk; // callback
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char *m_cdata; // callback data
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2000-03-10 00:31:53 -05:00
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#endif // WXWIN_COMPATIBILITY
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1998-09-06 14:28:00 -04:00
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};
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2000-03-07 11:11:58 -05:00
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// --------------------------------------------------------------------------
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// wxSocketServer
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// --------------------------------------------------------------------------
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1998-09-06 14:28:00 -04:00
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class WXDLLEXPORT wxSocketServer : public wxSocketBase
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{
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DECLARE_CLASS(wxSocketServer)
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2000-03-07 11:11:58 -05:00
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public:
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wxSocketServer(wxSockAddress& addr, wxSocketFlags flags = wxSOCKET_NONE);
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1998-09-06 14:28:00 -04:00
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1999-09-09 18:08:31 -04:00
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wxSocketBase* Accept(bool wait = TRUE);
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2000-03-07 11:11:58 -05:00
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bool AcceptWith(wxSocketBase& socket, bool wait = TRUE);
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1999-09-09 18:08:31 -04:00
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|
1999-09-14 20:04:44 -04:00
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bool WaitForAccept(long seconds = -1, long milliseconds = 0);
|
1998-09-06 14:28:00 -04:00
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|
};
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2000-03-07 11:11:58 -05:00
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|
|
// --------------------------------------------------------------------------
|
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|
|
// wxSocketClient
|
|
|
|
// --------------------------------------------------------------------------
|
1998-09-06 14:28:00 -04:00
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|
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|
|
|
|
class WXDLLEXPORT wxSocketClient : public wxSocketBase
|
|
|
|
{
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|
|
DECLARE_CLASS(wxSocketClient)
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|
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|
2000-03-07 11:11:58 -05:00
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public:
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|
|
|
wxSocketClient(wxSocketFlags flags = wxSOCKET_NONE);
|
1998-09-06 14:28:00 -04:00
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|
virtual ~wxSocketClient();
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|
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|
2000-03-07 11:11:58 -05:00
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|
|
virtual bool Connect(wxSockAddress& addr, bool wait = TRUE);
|
1998-09-06 14:28:00 -04:00
|
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|
|
1999-09-05 06:23:22 -04:00
|
|
|
bool WaitOnConnect(long seconds = -1, long milliseconds = 0);
|
1998-09-06 14:28:00 -04:00
|
|
|
};
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|
2000-03-07 11:11:58 -05:00
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|
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
// wxDatagramSocket
|
|
|
|
// --------------------------------------------------------------------------
|
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|
|
|
|
|
// WARNING: still in alpha stage
|
2000-01-14 05:04:12 -05:00
|
|
|
|
|
|
|
class wxDatagramSocket : public wxSocketBase
|
|
|
|
{
|
|
|
|
DECLARE_CLASS(wxDatagramSocket)
|
|
|
|
|
|
|
|
public:
|
2000-03-07 11:11:58 -05:00
|
|
|
wxDatagramSocket(wxSockAddress& addr, wxSocketFlags flags = wxSOCKET_NONE);
|
2000-01-14 05:04:12 -05:00
|
|
|
|
|
|
|
wxDatagramSocket& RecvFrom( wxSockAddress& addr,
|
2000-03-08 03:28:20 -05:00
|
|
|
void* buf,
|
2000-01-14 05:04:12 -05:00
|
|
|
wxUint32 nBytes );
|
|
|
|
wxDatagramSocket& SendTo( wxSockAddress& addr,
|
2000-03-08 03:28:20 -05:00
|
|
|
const void* buf,
|
2000-01-14 05:04:12 -05:00
|
|
|
wxUint32 nBytes );
|
2000-03-16 16:57:20 -05:00
|
|
|
|
|
|
|
/* TODO:
|
|
|
|
bool Connect(wxSockAddress& addr);
|
|
|
|
*/
|
2000-01-14 05:04:12 -05:00
|
|
|
};
|
|
|
|
|
|
|
|
|
2000-03-07 11:11:58 -05:00
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
// wxSocketEvent
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
|
|
|
|
class WXDLLEXPORT wxSocketEvent : public wxEvent
|
|
|
|
{
|
1998-09-06 14:28:00 -04:00
|
|
|
public:
|
2001-11-21 12:25:08 -05:00
|
|
|
wxSocketEvent(int id = 0)
|
|
|
|
: wxEvent(id, wxEVT_SOCKET)
|
|
|
|
{
|
|
|
|
}
|
1998-09-06 14:28:00 -04:00
|
|
|
|
2000-03-08 03:28:20 -05:00
|
|
|
wxSocketNotify GetSocketEvent() const { return m_event; }
|
|
|
|
wxSocketBase *GetSocket() const { return (wxSocketBase *) GetEventObject(); }
|
|
|
|
void *GetClientData() const { return m_clientData; }
|
|
|
|
|
|
|
|
// backwards compatibility
|
2000-03-16 16:57:20 -05:00
|
|
|
#if WXWIN_COMPATIBILITY_2
|
2000-03-08 03:28:20 -05:00
|
|
|
wxSocketNotify SocketEvent() const { return m_event; }
|
|
|
|
wxSocketBase *Socket() const { return (wxSocketBase *) GetEventObject(); }
|
2000-03-16 16:57:20 -05:00
|
|
|
#endif // WXWIN_COMPATIBILITY_2
|
1999-04-26 14:16:56 -04:00
|
|
|
|
2001-11-21 12:25:08 -05:00
|
|
|
virtual wxEvent *Clone() const { return new wxSocketEvent(*this); }
|
1999-05-07 14:34:32 -04:00
|
|
|
|
1998-09-06 14:28:00 -04:00
|
|
|
public:
|
2000-03-07 11:11:58 -05:00
|
|
|
wxSocketNotify m_event;
|
2000-03-08 03:28:20 -05:00
|
|
|
void *m_clientData;
|
2001-11-21 12:25:08 -05:00
|
|
|
|
|
|
|
DECLARE_DYNAMIC_CLASS(wxSocketEvent)
|
1998-09-06 14:28:00 -04:00
|
|
|
};
|
|
|
|
|
2000-03-07 11:11:58 -05:00
|
|
|
|
1998-09-06 14:28:00 -04:00
|
|
|
typedef void (wxEvtHandler::*wxSocketEventFunction)(wxSocketEvent&);
|
|
|
|
|
2001-01-31 12:16:40 -05:00
|
|
|
#define EVT_SOCKET(id, func) \
|
|
|
|
DECLARE_EVENT_TABLE_ENTRY( wxEVT_SOCKET, id, -1, \
|
|
|
|
(wxObjectEventFunction) \
|
|
|
|
(wxEventFunction) \
|
|
|
|
(wxSocketEventFunction) & func, \
|
|
|
|
(wxObject *) NULL ),
|
1998-09-06 14:28:00 -04:00
|
|
|
|
2000-03-07 11:11:58 -05:00
|
|
|
|
1998-09-06 14:28:00 -04:00
|
|
|
#endif
|
1999-06-15 16:21:59 -04:00
|
|
|
// wxUSE_SOCKETS
|
|
|
|
|
|
|
|
#endif
|
|
|
|
// _WX_NETWORK_SOCKET_H
|