Minor header cleaning.

[wxWidgets.git] / src / common / socket.cpp

diff --git a/src/common/socket.cpp b/src/common/socket.cpp
index 6bac25899db7ba82e4a9e62c2f88ee16f3c7cf09..28a929198ce9ed97b8680ef100b52a537d5df2d8 100644 (file)
--- a/src/common/socket.cpp
+++ b/src/common/socket.cpp
@@ -1,45 +1,45 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// 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:     $Id$
 // 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

 /////////////////////////////////////////////////////////////////////////////
 
 // ==========================================================================
 // Declarations
 // ==========================================================================
 
 /////////////////////////////////////////////////////////////////////////////
 
 // ==========================================================================
 // Declarations
 // ==========================================================================
 

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "socket.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__

-#pragma hdrstop
+    #pragma hdrstop

 #endif
 
 #if wxUSE_SOCKETS
 
 #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"
+    #include "wx/timer.h"
+    #include "wx/module.h"
+#endif
+

 #include "wx/apptrait.h"
 #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/sckaddr.h"

-#include "wx/socket.h"
+#include "wx/datetime.h"

 
 // DLL options compatibility check:
 #include "wx/build.h"
 
 // DLL options compatibility check:
 #include "wx/build.h"


@@ -98,7 +98,7 @@ public:
 public:
   wxSocketState() : wxObject() {}
 
 public:
   wxSocketState() : wxObject() {}
 

-    DECLARE_NO_COPY_CLASS(wxSocketState)
+  DECLARE_NO_COPY_CLASS(wxSocketState)

 };
 
 // ==========================================================================
 };
 
 // ==========================================================================


@@ -132,8 +132,13 @@ bool wxSocketBase::Initialize()
             BTW, the main thread must not be stopped using sleep or block
             on a semaphore (a bad idea in any case) or socket operations
             will time out.
             BTW, the main thread must not be stopped using sleep or block
             on a semaphore (a bad idea in any case) or socket operations
             will time out.

+
+            On the Mac side, Initialize() stores a pointer to the CFRunLoop for
+            the main thread. Because secondary threads do not have run loops,
+            adding event notifications to the "Current" loop would have no
+            effect at all, events would never fire.

         */
         */

-        wxASSERT_MSG( wxThread::IsMain(),
+        wxASSERT_MSG( wxIsMainThread(),

             wxT("Call wxSocketBase::Initialize() from the main thread first!"));
 
         wxAppTraits *traits = wxAppConsole::GetInstance() ?
             wxT("Call wxSocketBase::Initialize() from the main thread first!"));
 
         wxAppTraits *traits = wxAppConsole::GetInstance() ?


@@ -146,18 +151,18 @@ bool wxSocketBase::Initialize()
         {
             m_countInit--;
 
         {
             m_countInit--;
 

-            return FALSE;
+            return false;

         }
     }
 
         }
     }
 

-    return TRUE;
+    return true;

 }
 
 void wxSocketBase::Shutdown()
 {
     // we should be initialized
     wxASSERT_MSG( m_countInit, _T("extra call to Shutdown()") );
 }
 
 void wxSocketBase::Shutdown()
 {
     // we should be initialized
     wxASSERT_MSG( m_countInit, _T("extra call to Shutdown()") );

-    if ( !--m_countInit )
+    if ( --m_countInit == 0 )

     {
         GSocket_Cleanup();
     }
     {
         GSocket_Cleanup();
     }


@@ -178,10 +183,10 @@ void wxSocketBase::Init()
   m_establishing =
   m_reading      =
   m_writing      =
   m_establishing =
   m_reading      =
   m_writing      =

-  m_error        = FALSE;
+  m_error        = false;

   m_lcount       = 0;
   m_timeout      = 600;
   m_lcount       = 0;
   m_timeout      = 600;

-  m_beingDeleted = FALSE;
+  m_beingDeleted = false;

 
   // pushback buffer
   m_unread       = NULL;
 
   // pushback buffer
   m_unread       = NULL;


@@ -189,10 +194,10 @@ void wxSocketBase::Init()
   m_unrd_cur     = 0;
 
   // events
   m_unrd_cur     = 0;
 
   // events

-  m_id           = -1;
+  m_id           = wxID_ANY;

   m_handler      = NULL;
   m_clientData   = NULL;
   m_handler      = NULL;
   m_clientData   = NULL;

-  m_notify       = FALSE;
+  m_notify       = false;

   m_eventmask    = 0;
 
   if ( !IsInitialized() )
   m_eventmask    = 0;
 
   if ( !IsInitialized() )


@@ -242,13 +247,13 @@ bool wxSocketBase::Destroy()
   // Delayed destruction: the socket will be deleted during the next
   // idle loop iteration. This ensures that all pending events have
   // been processed.
   // Delayed destruction: the socket will be deleted during the next
   // idle loop iteration. This ensures that all pending events have
   // been processed.

-  m_beingDeleted = TRUE;
+  m_beingDeleted = true;

 
   // Shutdown and close the socket
   Close();
 
   // Supress events from now on
 
   // Shutdown and close the socket
   Close();
 
   // Supress events from now on

-  Notify(FALSE);
+  Notify(false);

 
   // schedule this object for deletion
   wxAppTraits *traits = wxTheApp ? wxTheApp->GetTraits() : NULL;
 
   // schedule this object for deletion
   wxAppTraits *traits = wxTheApp ? wxTheApp->GetTraits() : NULL;


@@ -263,7 +268,7 @@ bool wxSocketBase::Destroy()
       delete this;
   }
 
       delete this;
   }
 

-  return TRUE;
+  return true;

 }
 
 // --------------------------------------------------------------------------
 }
 
 // --------------------------------------------------------------------------


@@ -290,15 +295,15 @@ bool wxSocketBase::Close()
     m_socket->Shutdown();
   }
 
     m_socket->Shutdown();
   }
 

-  m_connected = FALSE;
-  m_establishing = FALSE;
-  return TRUE;
+  m_connected = false;
+  m_establishing = false;
+  return true;

 }
 
 wxSocketBase& wxSocketBase::Read(void* buffer, wxUint32 nbytes)
 {
   // Mask read events
 }
 
 wxSocketBase& wxSocketBase::Read(void* buffer, wxUint32 nbytes)
 {
   // Mask read events

-  m_reading = TRUE;
+  m_reading = true;

 
   m_lcount = _Read(buffer, nbytes);
 
 
   m_lcount = _Read(buffer, nbytes);
 


@@ -309,7 +314,7 @@ wxSocketBase& wxSocketBase::Read(void* buffer, wxUint32 nbytes)
     m_error = (m_lcount == 0);
 
   // Allow read events from now on
     m_error = (m_lcount == 0);
 
   // Allow read events from now on

-  m_reading = FALSE;
+  m_reading = false;

 
   return *this;
 }
 
   return *this;
 }


@@ -319,17 +324,15 @@ wxUint32 wxSocketBase::_Read(void* buffer, wxUint32 nbytes)
   int total;
 
   // Try the pushback buffer first
   int total;
 
   // Try the pushback buffer first

-  total = GetPushback(buffer, nbytes, FALSE);
+  total = GetPushback(buffer, nbytes, false);

   nbytes -= total;
   buffer  = (char *)buffer + total;
 
   // Return now in one of the following cases:
   // - the socket is invalid,
   nbytes -= total;
   buffer  = (char *)buffer + total;
 
   // 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 ||
   if ( !m_socket ||

-       !nbytes ||
-       ((total != 0) && !(m_flags & wxSOCKET_WAITALL)) )
+       !nbytes )

     return total;
 
   // Possible combinations (they are checked in this order)
     return total;
 
   // Possible combinations (they are checked in this order)


@@ -350,7 +353,7 @@ wxUint32 wxSocketBase::_Read(void* buffer, wxUint32 nbytes)
   }
   else
   {
   }
   else
   {

-    bool more = TRUE;
+    bool more = true;

 
     while (more)
     {
 
     while (more)
     {


@@ -389,10 +392,10 @@ wxSocketBase& wxSocketBase::ReadMsg(void* buffer, wxUint32 nbytes)
   } msg;
 
   // Mask read events
   } msg;
 
   // Mask read events

-  m_reading = TRUE;
+  m_reading = true;

 
   total = 0;
 
   total = 0;

-  error = TRUE;
+  error = true;

   old_flags = m_flags;
   SetFlags((m_flags & wxSOCKET_BLOCK) | wxSOCKET_WAITALL);
 
   old_flags = m_flags;
   SetFlags((m_flags & wxSOCKET_BLOCK) | wxSOCKET_WAITALL);
 


@@ -465,12 +468,12 @@ wxSocketBase& wxSocketBase::ReadMsg(void* buffer, wxUint32 nbytes)
   }
 
   // everything was OK
   }
 
   // everything was OK

-  error = FALSE;
+  error = false;

 
 exit:
   m_error = error;
   m_lcount = total;
 
 exit:
   m_error = error;
   m_lcount = total;

-  m_reading = FALSE;
+  m_reading = false;

   SetFlags(old_flags);
 
   return *this;
   SetFlags(old_flags);
 
   return *this;


@@ -479,7 +482,7 @@ exit:
 wxSocketBase& wxSocketBase::Peek(void* buffer, wxUint32 nbytes)
 {
   // Mask read events
 wxSocketBase& wxSocketBase::Peek(void* buffer, wxUint32 nbytes)
 {
   // Mask read events

-  m_reading = TRUE;
+  m_reading = true;

 
   m_lcount = _Read(buffer, nbytes);
   Pushback(buffer, m_lcount);
 
   m_lcount = _Read(buffer, nbytes);
   Pushback(buffer, m_lcount);


@@ -491,7 +494,7 @@ wxSocketBase& wxSocketBase::Peek(void* buffer, wxUint32 nbytes)
     m_error = (m_lcount == 0);
 
   // Allow read events again
     m_error = (m_lcount == 0);
 
   // Allow read events again

-  m_reading = FALSE;
+  m_reading = false;

 
   return *this;
 }
 
   return *this;
 }


@@ -499,7 +502,7 @@ wxSocketBase& wxSocketBase::Peek(void* buffer, wxUint32 nbytes)
 wxSocketBase& wxSocketBase::Write(const void *buffer, wxUint32 nbytes)
 {
   // Mask write events
 wxSocketBase& wxSocketBase::Write(const void *buffer, wxUint32 nbytes)
 {
   // Mask write events

-  m_writing = TRUE;
+  m_writing = true;

 
   m_lcount = _Write(buffer, nbytes);
 
 
   m_lcount = _Write(buffer, nbytes);
 


@@ -510,7 +513,7 @@ wxSocketBase& wxSocketBase::Write(const void *buffer, wxUint32 nbytes)
     m_error = (m_lcount == 0);
 
   // Allow write events again
     m_error = (m_lcount == 0);
 
   // Allow write events again

-  m_writing = FALSE;
+  m_writing = false;

 
   return *this;
 }
 
   return *this;
 }


@@ -541,7 +544,7 @@ wxUint32 wxSocketBase::_Write(const void *buffer, wxUint32 nbytes)
   }
   else
   {
   }
   else
   {

-    bool more = TRUE;
+    bool more = true;

 
     while (more)
     {
 
     while (more)
     {


@@ -579,9 +582,9 @@ wxSocketBase& wxSocketBase::WriteMsg(const void *buffer, wxUint32 nbytes)
   } msg;
 
   // Mask write events
   } msg;
 
   // Mask write events

-  m_writing = TRUE;
+  m_writing = true;

 
 

-  error = TRUE;
+  error = true;

   total = 0;
   SetFlags((m_flags & wxSOCKET_BLOCK) | wxSOCKET_WAITALL);
 
   total = 0;
   SetFlags((m_flags & wxSOCKET_BLOCK) | wxSOCKET_WAITALL);
 


@@ -613,12 +616,12 @@ wxSocketBase& wxSocketBase::WriteMsg(const void *buffer, wxUint32 nbytes)
     goto exit;
 
   // everything was OK
     goto exit;
 
   // everything was OK

-  error = FALSE;
+  error = false;

 
 exit:
   m_error = error;
   m_lcount = total;
 
 exit:
   m_error = error;
   m_lcount = total;

-  m_writing = FALSE;
+  m_writing = false;

 
   return *this;
 }
 
   return *this;
 }


@@ -628,7 +631,7 @@ wxSocketBase& wxSocketBase::Unread(const void *buffer, wxUint32 nbytes)
   if (nbytes != 0)
     Pushback(buffer, nbytes);
 
   if (nbytes != 0)
     Pushback(buffer, nbytes);
 

-  m_error = FALSE;
+  m_error = false;

   m_lcount = nbytes;
 
   return *this;
   m_lcount = nbytes;
 
   return *this;


@@ -641,7 +644,7 @@ wxSocketBase& wxSocketBase::Discard()
   wxUint32 total = 0;
 
   // Mask read events
   wxUint32 total = 0;
 
   // Mask read events

-  m_reading = TRUE;
+  m_reading = true;

 
   SetFlags(wxSOCKET_NOWAIT);
 
 
   SetFlags(wxSOCKET_NOWAIT);
 


@@ -654,10 +657,10 @@ wxSocketBase& wxSocketBase::Discard()
 
   delete[] buffer;
   m_lcount = total;
 
   delete[] buffer;
   m_lcount = total;

-  m_error  = FALSE;
+  m_error  = false;

 
   // Allow read events again
 
   // Allow read events again

-  m_reading = FALSE;
+  m_reading = false;

 
   return *this;
 }
 
   return *this;
 }


@@ -679,12 +682,12 @@ bool wxSocketBase::_Wait(long seconds,
   GSocketEventFlags result;
   long timeout;
 
   GSocketEventFlags result;
   long timeout;
 

-  // Set this to TRUE to interrupt ongoing waits
-  m_interrupt = FALSE;
+  // Set this to true to interrupt ongoing waits
+  m_interrupt = false;

 
   // Check for valid socket
   if (!m_socket)
 
   // Check for valid socket
   if (!m_socket)

-    return FALSE;
+    return false;

 
   // Check for valid timeout value.
   if (seconds != -1)
 
   // Check for valid timeout value.
   if (seconds != -1)


@@ -692,9 +695,7 @@ bool wxSocketBase::_Wait(long seconds,
   else
     timeout = m_timeout * 1000;
 
   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.
   //
 
   // Wait in an active polling loop.
   //


@@ -706,8 +707,20 @@ bool wxSocketBase::_Wait(long seconds,
   // Do this at least once (important if timeout == 0, when
   // we are just polling). Also, if just polling, do not yield.
 
   // Do this at least once (important if timeout == 0, when
   // we are just polling). Also, if just polling, do not yield.
 

-  wxStopWatch chrono;
-  bool done = FALSE;
+  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)
   {
 
   while (!done)
   {


@@ -716,52 +729,72 @@ bool wxSocketBase::_Wait(long seconds,
     // Incoming connection (server) or connection established (client)
     if (result & GSOCK_CONNECTION_FLAG)
     {
     // Incoming connection (server) or connection established (client)
     if (result & GSOCK_CONNECTION_FLAG)
     {

-      m_connected = TRUE;
-      m_establishing = FALSE;
-      return TRUE;
+      m_connected = true;
+      m_establishing = false;
+      valid_result = true;
+      break;

     }
 
     // Data available or output buffer ready
     if ((result & GSOCK_INPUT_FLAG) || (result & GSOCK_OUTPUT_FLAG))
     {
     }
 
     // Data available or output buffer ready
     if ((result & GSOCK_INPUT_FLAG) || (result & GSOCK_OUTPUT_FLAG))
     {

-      return TRUE;
+      valid_result = true;
+      break;

     }
 
     // Connection lost
     if (result & GSOCK_LOST_FLAG)
     {
     }
 
     // Connection lost
     if (result & GSOCK_LOST_FLAG)
     {

-      m_connected = FALSE;
-      m_establishing = FALSE;
-      return (flags & GSOCK_LOST_FLAG) != 0;
+      m_connected = false;
+      m_establishing = false;
+      valid_result = ((flags & GSOCK_LOST_FLAG) != 0);
+      break;

     }
 
     // Wait more?
     }
 
     // Wait more?

-    if ((!timeout) || (chrono.Time() > timeout) || (m_interrupt))
-      done = TRUE;
+    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
     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)
 {
 }
 
 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)
 {
   // Check pushback buffer before entering _Wait
   if (m_unread)
 }
 
 bool wxSocketBase::WaitForRead(long seconds, long milliseconds)
 {
   // Check pushback buffer before entering _Wait
   if (m_unread)

-    return TRUE;
+    return true;

 
   // Note that GSOCK_INPUT_LOST has to be explicitly passed to
 
   // Note that GSOCK_INPUT_LOST has to be explicitly passed to

-  // _Wait becuase of the semantics of WaitForRead: a return
-  // value of TRUE means that a GSocket_Read call will 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.
 
   return _Wait(seconds, milliseconds, GSOCK_INPUT_FLAG |
   // immediately, not that there is actually data to read.
 
   return _Wait(seconds, milliseconds, GSOCK_INPUT_FLAG |


@@ -771,12 +804,12 @@ bool wxSocketBase::WaitForRead(long seconds, long milliseconds)
 
 bool wxSocketBase::WaitForWrite(long seconds, long milliseconds)
 {
 
 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)
 {
 }
 
 bool wxSocketBase::WaitForLost(long seconds, long milliseconds)
 {

-  return _Wait(seconds, milliseconds, GSOCK_LOST_FLAG);
+    return _Wait(seconds, milliseconds, GSOCK_LOST_FLAG);

 }
 
 // --------------------------------------------------------------------------
 }
 
 // --------------------------------------------------------------------------


@@ -792,33 +825,33 @@ bool wxSocketBase::GetPeer(wxSockAddress& addr_man) const
   GAddress *peer;
 
   if (!m_socket)
   GAddress *peer;
 
   if (!m_socket)

-    return FALSE;
+    return false;

 
   peer = m_socket->GetPeer();
 
     // copying a null address would just trigger an assert anyway
 
   if (!peer)
 
   peer = m_socket->GetPeer();
 
     // copying a null address would just trigger an assert anyway
 
   if (!peer)

-    return FALSE;
+    return false;

 
   addr_man.SetAddress(peer);
   GAddress_destroy(peer);
 
 
   addr_man.SetAddress(peer);
   GAddress_destroy(peer);
 

-  return TRUE;
+  return true;

 }
 
 bool wxSocketBase::GetLocal(wxSockAddress& addr_man) const
 {
 }
 
 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;

 }
 
 //
 }
 
 //


@@ -827,36 +860,36 @@ bool wxSocketBase::GetLocal(wxSockAddress& addr_man) const
 
 void wxSocketBase::SaveState()
 {
 
 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()
 {
 }
 
 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;

 }
 
 //
 }
 
 //


@@ -865,15 +898,15 @@ void wxSocketBase::RestoreState()
 
 void wxSocketBase::SetTimeout(long seconds)
 {
 
 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)
 {
 }
 
 void wxSocketBase::SetFlags(wxSocketFlags flags)
 {

-  m_flags = flags;
+    m_flags = flags;

 }
 
 
 }
 
 


@@ -904,9 +937,9 @@ void LINKAGEMODE wx_socket_callback(GSocket * WXUNUSED(socket),
                                     GSocketEvent notification,
                                     char *cdata)
 {
                                     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::OnRequest(wxSocketNotify notification)


@@ -919,8 +952,8 @@ void wxSocketBase::OnRequest(wxSocketNotify notification)
   switch(notification)
   {
     case wxSOCKET_CONNECTION:
   switch(notification)
   {
     case wxSOCKET_CONNECTION:

-      m_establishing = FALSE;
-      m_connected = TRUE;
+      m_establishing = false;
+      m_connected = true;

       break;
 
     // If we are in the middle of a R/W operation, do not
       break;
 
     // If we are in the middle of a R/W operation, do not


@@ -938,8 +971,8 @@ void wxSocketBase::OnRequest(wxSocketNotify notification)
       break;
 
     case wxSOCKET_LOST:
       break;
 
     case wxSOCKET_LOST:

-      m_connected = FALSE;
-      m_establishing = FALSE;
+      m_connected = false;
+      m_establishing = false;

       break;
 
     default:
       break;
 
     default:


@@ -977,18 +1010,18 @@ void wxSocketBase::OnRequest(wxSocketNotify notification)
 
 void wxSocketBase::Notify(bool notify)
 {
 
 void wxSocketBase::Notify(bool notify)
 {

-  m_notify = notify;
+    m_notify = notify;

 }
 
 void wxSocketBase::SetNotify(wxSocketEventFlags flags)
 {
 }
 
 void wxSocketBase::SetNotify(wxSocketEventFlags flags)
 {

-  m_eventmask = flags;
+    m_eventmask = flags;

 }
 
 void wxSocketBase::SetEventHandler(wxEvtHandler& handler, int id)
 {
 }
 
 void wxSocketBase::SetEventHandler(wxEvtHandler& handler, int id)
 {

-  m_handler = &handler;
-  m_id      = id;
+    m_handler = &handler;
+    m_id      = id;

 }
 
 // --------------------------------------------------------------------------
 }
 
 // --------------------------------------------------------------------------


@@ -1051,7 +1084,7 @@ wxUint32 wxSocketBase::GetPushback(void *buffer, wxUint32 size, bool peek)
 // Ctor
 // --------------------------------------------------------------------------
 
 // Ctor
 // --------------------------------------------------------------------------
 

-wxSocketServer::wxSocketServer(wxSockAddress& addr_man,
+wxSocketServer::wxSocketServer(const wxSockAddress& addr_man,

                                wxSocketFlags flags)
               : wxSocketBase(flags, wxSOCKET_SERVER)
 {
                                wxSocketFlags flags)
               : wxSocketBase(flags, wxSOCKET_SERVER)
 {


@@ -1068,7 +1101,7 @@ wxSocketServer::wxSocketServer(wxSockAddress& addr_man,
         // Setup the socket as server
 
     m_socket->SetLocal(addr_man.GetAddress());
         // Setup the socket as server
 
     m_socket->SetLocal(addr_man.GetAddress());

-    
+

     if (GetFlags() & wxSOCKET_REUSEADDR) {
         m_socket->SetReusable();
     }
     if (GetFlags() & wxSOCKET_REUSEADDR) {
         m_socket->SetReusable();
     }


@@ -1097,9 +1130,9 @@ bool wxSocketServer::AcceptWith(wxSocketBase& sock, bool wait)
   GSocket *child_socket;
 
   if (!m_socket)
   GSocket *child_socket;
 
   if (!m_socket)

-    return FALSE;
+    return false;

 
 

-  // If wait == FALSE, then the call should be nonblocking.
+  // If wait == false, then the call should be nonblocking.

   // When we are finished, we put the socket to blocking mode
   // again.
 
   // When we are finished, we put the socket to blocking mode
   // again.
 


@@ -1112,18 +1145,18 @@ bool wxSocketServer::AcceptWith(wxSocketBase& sock, bool wait)
     m_socket->SetNonBlocking(0);
 
   if (!child_socket)
     m_socket->SetNonBlocking(0);
 
   if (!child_socket)

-    return FALSE;
+    return false;

 
   sock.m_type = wxSOCKET_BASE;
   sock.m_socket = child_socket;
 
   sock.m_type = wxSOCKET_BASE;
   sock.m_socket = child_socket;

-  sock.m_connected = TRUE;
+  sock.m_connected = true;

 
   sock.m_socket->SetTimeout(sock.m_timeout * 1000);
   sock.m_socket->SetCallback(GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG |
                                      GSOCK_LOST_FLAG | GSOCK_CONNECTION_FLAG,
                                      wx_socket_callback, (char *)&sock);
 
 
   sock.m_socket->SetTimeout(sock.m_timeout * 1000);
   sock.m_socket->SetCallback(GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG |
                                      GSOCK_LOST_FLAG | GSOCK_CONNECTION_FLAG,
                                      wx_socket_callback, (char *)&sock);
 

-  return TRUE;
+  return true;

 }
 
 wxSocketBase *wxSocketServer::Accept(bool wait)
 }
 
 wxSocketBase *wxSocketServer::Accept(bool wait)


@@ -1143,28 +1176,47 @@ wxSocketBase *wxSocketServer::Accept(bool wait)
 
 bool wxSocketServer::WaitForAccept(long seconds, long milliseconds)
 {
 
 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)
 {
 }
 
 bool wxSocketBase::GetOption(int level, int optname, void *optval, int *optlen)
 {

+    wxASSERT_MSG( m_socket, _T("Socket not initialised") );
+

     if (m_socket->GetSockOpt(level, optname, optval, optlen)
         != GSOCK_NOERROR)
     {
     if (m_socket->GetSockOpt(level, optname, optval, optlen)
         != GSOCK_NOERROR)
     {

-        return FALSE;
+        return false;

     }
     }

-    return TRUE;
+    return true;

 }
 
 bool wxSocketBase::SetOption(int level, int optname, const void *optval,
                               int optlen)
 {
 }
 
 bool wxSocketBase::SetOption(int level, int optname, const void *optval,
                               int optlen)
 {

+    wxASSERT_MSG( m_socket, _T("Socket not initialised") );
+

     if (m_socket->SetSockOpt(level, optname, optval, optlen)
         != GSOCK_NOERROR)
     {
     if (m_socket->SetSockOpt(level, optname, optval, optlen)
         != GSOCK_NOERROR)
     {

-        return FALSE;
+        return false;

     }
     }

-    return TRUE;
+    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;

 }
 
 // ==========================================================================
 }
 
 // ==========================================================================


@@ -1188,7 +1240,7 @@ wxSocketClient::~wxSocketClient()
 // Connect
 // --------------------------------------------------------------------------
 
 // Connect
 // --------------------------------------------------------------------------
 

-bool wxSocketClient::Connect(wxSockAddress& addr_man, bool wait)
+bool wxSocketClient::DoConnect(wxSockAddress& addr_man, wxSockAddress* local, bool wait)

 {
   GSocketError err;
 
 {
   GSocketError err;
 


@@ -1200,24 +1252,45 @@ bool wxSocketClient::Connect(wxSockAddress& addr_man, bool wait)
   }
 
   m_socket = GSocket_new();
   }
 
   m_socket = GSocket_new();

-  m_connected = FALSE;
-  m_establishing = FALSE;
+  m_connected = false;
+  m_establishing = false;

 
   if (!m_socket)
 
   if (!m_socket)

-    return FALSE;
+    return false;

 
   m_socket->SetTimeout(m_timeout * 1000);
   m_socket->SetCallback(GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG |
                                 GSOCK_LOST_FLAG | GSOCK_CONNECTION_FLAG,
                                 wx_socket_callback, (char *)this);
 
 
   m_socket->SetTimeout(m_timeout * 1000);
   m_socket->SetCallback(GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG |
                                 GSOCK_LOST_FLAG | GSOCK_CONNECTION_FLAG,
                                 wx_socket_callback, (char *)this);
 

-  // If wait == FALSE, then the call should be nonblocking.
+  // If wait == false, then the call should be nonblocking.

   // When we are finished, we put the socket to blocking mode
   // again.
 
   if (!wait)
     m_socket->SetNonBlocking(1);
 
   // When we are finished, we put the socket to blocking mode
   // again.
 
   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);
 
   m_socket->SetPeer(addr_man.GetAddress());
   err = m_socket->Connect(GSOCK_STREAMED);
 


@@ -1227,25 +1300,35 @@ bool wxSocketClient::Connect(wxSockAddress& addr_man, bool wait)
   if (err != GSOCK_NOERROR)
   {
     if (err == GSOCK_WOULDBLOCK)
   if (err != GSOCK_NOERROR)
   {
     if (err == GSOCK_WOULDBLOCK)

-      m_establishing = TRUE;
+      m_establishing = true;

 
 

-    return FALSE;
+    return false;

   }
 
   }
 

-  m_connected = TRUE;
-  return TRUE;
+  m_connected = true;
+  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)
 {
 }
 
 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);

 }
 
 // ==========================================================================
 }
 
 // ==========================================================================


@@ -1254,35 +1337,34 @@ bool wxSocketClient::WaitOnConnect(long seconds, long milliseconds)
 
 /* NOTE: experimental stuff - might change */
 
 
 /* NOTE: experimental stuff - might change */
 

-wxDatagramSocket::wxDatagramSocket( wxSockAddress& addr,
+wxDatagramSocket::wxDatagramSocket( const wxSockAddress& addr,

                                     wxSocketFlags flags )
                 : wxSocketBase( flags, wxSOCKET_DATAGRAM )
 {
                                     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,
 }
 
 wxDatagramSocket& wxDatagramSocket::RecvFrom( wxSockAddress& addr,


@@ -1294,10 +1376,12 @@ wxDatagramSocket& wxDatagramSocket::RecvFrom( wxSockAddress& addr,
     return (*this);
 }
 
     return (*this);
 }
 

-wxDatagramSocket& wxDatagramSocket::SendTo( wxSockAddress& addr,
+wxDatagramSocket& wxDatagramSocket::SendTo( const wxSockAddress& addr,

                                             const void* buf,
                                             wxUint32 nBytes )
 {
                                             const void* buf,
                                             wxUint32 nBytes )
 {

+    wxASSERT_MSG( m_socket, _T("Socket not initialised") );
+

     m_socket->SetPeer(addr.GetAddress());
     Write(buf, nBytes);
     return (*this);
     m_socket->SetPeer(addr.GetAddress());
     Write(buf, nBytes);
     return (*this);


@@ -1313,7 +1397,7 @@ public:
     virtual bool OnInit()
     {
         // wxSocketBase will call GSocket_Init() itself when/if needed
     virtual bool OnInit()
     {
         // wxSocketBase will call GSocket_Init() itself when/if needed

-        return TRUE;
+        return true;

     }
 
     virtual void OnExit()
     }
 
     virtual void OnExit()


@@ -1330,5 +1414,3 @@ IMPLEMENT_DYNAMIC_CLASS(wxSocketModule, wxModule)
 
 #endif
   // wxUSE_SOCKETS
 
 #endif
   // wxUSE_SOCKETS

-
-// vi:sts=4:sw=4:et