/////////////////////////////////////////////////////////////////////////////
-// Name: socket.cpp
+// Name: src/common/socket.cpp
// Purpose: Socket handler classes
// Authors: Guilhem Lavaux, Guillermo Rodriguez Garcia
// Created: April 1997
// Copyright: (C) 1999-1997, Guilhem Lavaux
// (C) 2000-1999, Guillermo Rodriguez Garcia
// RCS_ID: $Id$
-// License: see wxWindows licence
+// License: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ==========================================================================
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
#if wxUSE_SOCKETS
-#include "wx/app.h"
+#include "wx/socket.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/object.h"
+ #include "wx/string.h"
+ #include "wx/intl.h"
+ #include "wx/log.h"
+ #include "wx/event.h"
+ #include "wx/app.h"
+ #include "wx/utils.h"
+#endif
+
#include "wx/apptrait.h"
-#include "wx/defs.h"
-#include "wx/object.h"
-#include "wx/string.h"
#include "wx/timer.h"
-#include "wx/utils.h"
#include "wx/module.h"
-#include "wx/log.h"
-#include "wx/intl.h"
-#include "wx/event.h"
#include "wx/sckaddr.h"
-#include "wx/socket.h"
-#include "wx/stopwatch.h"
+#include "wx/datetime.h"
// DLL options compatibility check:
#include "wx/build.h"
public:
wxSocketState() : wxObject() {}
- DECLARE_NO_COPY_CLASS(wxSocketState)
+ DECLARE_NO_COPY_CLASS(wxSocketState)
};
// ==========================================================================
{
// we should be initialized
wxASSERT_MSG( m_countInit, _T("extra call to Shutdown()") );
- if ( !--m_countInit )
+ if ( --m_countInit == 0 )
{
GSocket_Cleanup();
}
// Return now in one of the following cases:
// - the socket is invalid,
- // - we got all the data,
- // - we got *some* data and we are not using wxSOCKET_WAITALL.
+ // - we got all the data
if ( !m_socket ||
- !nbytes ||
- ((total != 0) && !(m_flags & wxSOCKET_WAITALL)) )
+ !nbytes )
return total;
// Possible combinations (they are checked in this order)
else
timeout = m_timeout * 1000;
-#if !defined(wxUSE_GUI) || !wxUSE_GUI
- m_socket->SetTimeout(timeout);
-#endif
+ bool has_event_loop = wxTheApp->GetTraits() ? (wxTheApp->GetTraits()->GetSocketGUIFunctionsTable() ? true : false) : false;
// Wait in an active polling loop.
//
// Do this at least once (important if timeout == 0, when
// we are just polling). Also, if just polling, do not yield.
- wxStopWatch chrono;
+ wxDateTime current_time = wxDateTime::UNow();
+ unsigned int time_limit = (current_time.GetTicks() * 1000) + current_time.GetMillisecond() + timeout;
bool done = false;
+ bool valid_result = false;
+
+ if (!has_event_loop)
+ {
+ // This is used to avoid a busy loop on wxBase - having a select
+ // timeout of 50 ms per iteration should be enough.
+ if (timeout > 50)
+ m_socket->SetTimeout(50);
+ else
+ m_socket->SetTimeout(timeout);
+ }
while (!done)
{
{
m_connected = true;
m_establishing = false;
- return true;
+ valid_result = true;
+ break;
}
// Data available or output buffer ready
if ((result & GSOCK_INPUT_FLAG) || (result & GSOCK_OUTPUT_FLAG))
{
- return true;
+ valid_result = true;
+ break;
}
// Connection lost
{
m_connected = false;
m_establishing = false;
- return (flags & GSOCK_LOST_FLAG) != 0;
+ valid_result = ((flags & GSOCK_LOST_FLAG) != 0);
+ break;
}
// Wait more?
- if ((!timeout) || (chrono.Time() > timeout) || (m_interrupt))
+ current_time = wxDateTime::UNow();
+ int time_left = time_limit - ((current_time.GetTicks() * 1000) + current_time.GetMillisecond());
+ if ((!timeout) || (time_left <= 0) || (m_interrupt))
done = true;
else
- PROCESS_EVENTS();
+ {
+ if (has_event_loop)
+ {
+ PROCESS_EVENTS();
+ }
+ else
+ {
+ // If there's less than 50 ms left, just call select with that timeout.
+ if (time_left < 50)
+ m_socket->SetTimeout(time_left);
+ }
+ }
}
- return false;
+ // Set timeout back to original value (we overwrote it for polling)
+ if (!has_event_loop)
+ m_socket->SetTimeout(m_timeout*1000);
+
+ return valid_result;
}
bool wxSocketBase::Wait(long seconds, long milliseconds)
{
- return _Wait(seconds, milliseconds, GSOCK_INPUT_FLAG |
- GSOCK_OUTPUT_FLAG |
- GSOCK_CONNECTION_FLAG |
- GSOCK_LOST_FLAG);
+ return _Wait(seconds, milliseconds, GSOCK_INPUT_FLAG |
+ GSOCK_OUTPUT_FLAG |
+ GSOCK_CONNECTION_FLAG |
+ GSOCK_LOST_FLAG);
}
bool wxSocketBase::WaitForRead(long seconds, long milliseconds)
return true;
// Note that GSOCK_INPUT_LOST has to be explicitly passed to
- // _Wait becuase of the semantics of WaitForRead: a return
+ // _Wait because of the semantics of WaitForRead: a return
// value of true means that a GSocket_Read call will return
// immediately, not that there is actually data to read.
bool wxSocketBase::WaitForWrite(long seconds, long milliseconds)
{
- return _Wait(seconds, milliseconds, GSOCK_OUTPUT_FLAG);
+ return _Wait(seconds, milliseconds, GSOCK_OUTPUT_FLAG);
}
bool wxSocketBase::WaitForLost(long seconds, long milliseconds)
{
- return _Wait(seconds, milliseconds, GSOCK_LOST_FLAG);
+ return _Wait(seconds, milliseconds, GSOCK_LOST_FLAG);
}
// --------------------------------------------------------------------------
bool wxSocketBase::GetLocal(wxSockAddress& addr_man) const
{
- GAddress *local;
+ GAddress *local;
- if (!m_socket)
- return false;
+ if (!m_socket)
+ return false;
- local = m_socket->GetLocal();
- addr_man.SetAddress(local);
- GAddress_destroy(local);
+ local = m_socket->GetLocal();
+ addr_man.SetAddress(local);
+ GAddress_destroy(local);
- return true;
+ return true;
}
//
void wxSocketBase::SaveState()
{
- wxSocketState *state;
+ wxSocketState *state;
- state = new wxSocketState();
+ state = new wxSocketState();
- state->m_flags = m_flags;
- state->m_notify = m_notify;
- state->m_eventmask = m_eventmask;
- state->m_clientData = m_clientData;
+ state->m_flags = m_flags;
+ state->m_notify = m_notify;
+ state->m_eventmask = m_eventmask;
+ state->m_clientData = m_clientData;
- m_states.Append(state);
+ m_states.Append(state);
}
void wxSocketBase::RestoreState()
{
- wxList::compatibility_iterator node;
- wxSocketState *state;
+ wxList::compatibility_iterator node;
+ wxSocketState *state;
- node = m_states.GetLast();
- if (!node)
- return;
+ node = m_states.GetLast();
+ if (!node)
+ return;
- state = (wxSocketState *)node->GetData();
+ state = (wxSocketState *)node->GetData();
- m_flags = state->m_flags;
- m_notify = state->m_notify;
- m_eventmask = state->m_eventmask;
- m_clientData = state->m_clientData;
+ m_flags = state->m_flags;
+ m_notify = state->m_notify;
+ m_eventmask = state->m_eventmask;
+ m_clientData = state->m_clientData;
- m_states.Erase(node);
- delete state;
+ m_states.Erase(node);
+ delete state;
}
//
void wxSocketBase::SetTimeout(long seconds)
{
- m_timeout = seconds;
+ m_timeout = seconds;
- if (m_socket)
- m_socket->SetTimeout(m_timeout * 1000);
+ if (m_socket)
+ m_socket->SetTimeout(m_timeout * 1000);
}
void wxSocketBase::SetFlags(wxSocketFlags flags)
{
- m_flags = flags;
+ m_flags = flags;
}
GSocketEvent notification,
char *cdata)
{
- wxSocketBase *sckobj = (wxSocketBase *)cdata;
+ wxSocketBase *sckobj = (wxSocketBase *)cdata;
- sckobj->OnRequest((wxSocketNotify) notification);
+ sckobj->OnRequest((wxSocketNotify) notification);
}
void wxSocketBase::OnRequest(wxSocketNotify notification)
void wxSocketBase::Notify(bool notify)
{
- m_notify = notify;
+ m_notify = notify;
}
void wxSocketBase::SetNotify(wxSocketEventFlags flags)
{
- m_eventmask = flags;
+ m_eventmask = flags;
}
void wxSocketBase::SetEventHandler(wxEvtHandler& handler, int id)
{
- m_handler = &handler;
- m_id = id;
+ m_handler = &handler;
+ m_id = id;
}
// --------------------------------------------------------------------------
// Ctor
// --------------------------------------------------------------------------
-wxSocketServer::wxSocketServer(wxSockAddress& addr_man,
+wxSocketServer::wxSocketServer(const wxSockAddress& addr_man,
wxSocketFlags flags)
: wxSocketBase(flags, wxSOCKET_SERVER)
{
bool wxSocketServer::WaitForAccept(long seconds, long milliseconds)
{
- return _Wait(seconds, milliseconds, GSOCK_CONNECTION_FLAG);
+ return _Wait(seconds, milliseconds, GSOCK_CONNECTION_FLAG);
}
bool wxSocketBase::GetOption(int level, int optname, void *optval, int *optlen)
int optlen)
{
wxASSERT_MSG( m_socket, _T("Socket not initialised") );
-
+
if (m_socket->SetSockOpt(level, optname, optval, optlen)
!= GSOCK_NOERROR)
{
return true;
}
+bool wxSocketBase::SetLocal(wxIPV4address& local)
+{
+ GAddress* la = local.GetAddress();
+
+ // If the address is valid, save it for use when we call Connect
+ if (la && la->m_addr)
+ {
+ m_localAddress = local;
+
+ return true;
+ }
+
+ return false;
+}
+
// ==========================================================================
// wxSocketClient
// ==========================================================================
// Connect
// --------------------------------------------------------------------------
-bool wxSocketClient::Connect(wxSockAddress& addr_man, bool wait)
+bool wxSocketClient::DoConnect(wxSockAddress& addr_man, wxSockAddress* local, bool wait)
{
GSocketError err;
if (!wait)
m_socket->SetNonBlocking(1);
+ // Reuse makes sense for clients too, if we are trying to rebind to the same port
+ if (GetFlags() & wxSOCKET_REUSEADDR)
+ {
+ m_socket->SetReusable();
+ }
+
+ // If no local address was passed and one has been set, use the one that was Set
+ if (!local && m_localAddress.GetAddress())
+ {
+ local = &m_localAddress;
+ }
+
+ // Bind to the local IP address and port, when provided
+ if (local)
+ {
+ GAddress* la = local->GetAddress();
+
+ if (la && la->m_addr)
+ m_socket->SetLocal(la);
+ }
+
m_socket->SetPeer(addr_man.GetAddress());
err = m_socket->Connect(GSOCK_STREAMED);
return true;
}
+bool wxSocketClient::Connect(wxSockAddress& addr_man, bool wait)
+{
+ return (DoConnect(addr_man, NULL, wait));
+}
+
+bool wxSocketClient::Connect(wxSockAddress& addr_man, wxSockAddress& local, bool wait)
+{
+ return (DoConnect(addr_man, &local, wait));
+}
+
bool wxSocketClient::WaitOnConnect(long seconds, long milliseconds)
{
- if (m_connected) // Already connected
- return true;
+ if (m_connected) // Already connected
+ return true;
- if (!m_establishing || !m_socket) // No connection in progress
- return false;
+ if (!m_establishing || !m_socket) // No connection in progress
+ return false;
- return _Wait(seconds, milliseconds, GSOCK_CONNECTION_FLAG |
- GSOCK_LOST_FLAG);
+ return _Wait(seconds, milliseconds, GSOCK_CONNECTION_FLAG |
+ GSOCK_LOST_FLAG);
}
// ==========================================================================
/* NOTE: experimental stuff - might change */
-wxDatagramSocket::wxDatagramSocket( wxSockAddress& addr,
+wxDatagramSocket::wxDatagramSocket( const wxSockAddress& addr,
wxSocketFlags flags )
: wxSocketBase( flags, wxSOCKET_DATAGRAM )
{
- // Create the socket
- m_socket = GSocket_new();
-
- if(!m_socket)
- {
- wxASSERT_MSG( 0, _T("datagram socket not new'd") );
- return;
- }
- // Setup the socket as non connection oriented
- m_socket->SetLocal(addr.GetAddress());
- if( m_socket->SetNonOriented() != GSOCK_NOERROR )
- {
- delete m_socket;
- m_socket = NULL;
- return;
- }
+ // Create the socket
+ m_socket = GSocket_new();
- // Initialize all stuff
- m_connected = false;
- m_establishing = false;
- m_socket->SetTimeout( m_timeout );
- m_socket->SetCallback( GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG |
- GSOCK_LOST_FLAG | GSOCK_CONNECTION_FLAG,
- wx_socket_callback, (char*)this );
+ if(!m_socket)
+ {
+ wxFAIL_MSG( _T("datagram socket not new'd") );
+ return;
+ }
+ // Setup the socket as non connection oriented
+ m_socket->SetLocal(addr.GetAddress());
+ if( m_socket->SetNonOriented() != GSOCK_NOERROR )
+ {
+ delete m_socket;
+ m_socket = NULL;
+ return;
+ }
+ // Initialize all stuff
+ m_connected = false;
+ m_establishing = false;
+ m_socket->SetTimeout( m_timeout );
+ m_socket->SetCallback( GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG |
+ GSOCK_LOST_FLAG | GSOCK_CONNECTION_FLAG,
+ wx_socket_callback, (char*)this );
}
wxDatagramSocket& wxDatagramSocket::RecvFrom( wxSockAddress& addr,
return (*this);
}
-wxDatagramSocket& wxDatagramSocket::SendTo( wxSockAddress& addr,
+wxDatagramSocket& wxDatagramSocket::SendTo( const wxSockAddress& addr,
const void* buf,
wxUint32 nBytes )
{
wxASSERT_MSG( m_socket, _T("Socket not initialised") );
-
+
m_socket->SetPeer(addr.GetAddress());
Write(buf, nBytes);
return (*this);
#endif
// wxUSE_SOCKETS
-
-// vi:sts=4:sw=4:et
projects / wxWidgets.git / blobdiff