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

diff --git a/src/common/sckipc.cpp b/src/common/sckipc.cpp
index c3ad40ca7ffbb9979809ae8b1e718fe565ecc364..03e8f0958ea20fd70d09e89edb77903f97e115e5 100644 (file)
--- a/src/common/sckipc.cpp
+++ b/src/common/sckipc.cpp
@@ -11,7 +11,7 @@
 // Copyright:   (c) Julian Smart 1993
 //              (c) Guilhem Lavaux 1997, 1998
 //              (c) 2000 Guillermo Rodriguez <guille@iies.es>
 // Copyright:   (c) Julian Smart 1993
 //              (c) Guilhem Lavaux 1997, 1998
 //              (c) 2000 Guillermo Rodriguez <guille@iies.es>

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // ==========================================================================
 /////////////////////////////////////////////////////////////////////////////
 
 // ==========================================================================


@@ -22,7 +22,7 @@
 // headers
 // --------------------------------------------------------------------------
 
 // headers
 // --------------------------------------------------------------------------
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

 #pragma implementation "sckipc.h"
 #endif
 
 #pragma implementation "sckipc.h"
 #endif
 


@@ -89,7 +89,7 @@ static wxSockAddress *
 GetAddressFromName(const wxString& serverName, const wxString& host = _T(""))
 {
     // we always use INET sockets under non-Unix systems
 GetAddressFromName(const wxString& serverName, const wxString& host = _T(""))
 {
     // we always use INET sockets under non-Unix systems

-#ifdef __UNIX_LIKE__
+#if defined(__UNIX__) && !defined(__WXMAC__) && !defined(__WINE__)

     // under Unix, if the server name looks like a path, create a AF_UNIX
     // socket instead of AF_INET one
     if ( serverName.Find(_T('/')) != wxNOT_FOUND )
     // under Unix, if the server name looks like a path, create a AF_UNIX
     // socket instead of AF_INET one
     if ( serverName.Find(_T('/')) != wxNOT_FOUND )


@@ -125,6 +125,7 @@ public:
   void Server_OnRequest(wxSocketEvent& event);
 
   DECLARE_EVENT_TABLE()
   void Server_OnRequest(wxSocketEvent& event);
 
   DECLARE_EVENT_TABLE()

+  DECLARE_NO_COPY_CLASS(wxTCPEventHandler)

 };
 
 enum
 };
 
 enum


@@ -181,11 +182,11 @@ wxConnectionBase *wxTCPClient::MakeConnection (const wxString& host,
   if ( ok )
   {
     unsigned char msg;
   if ( ok )
   {
     unsigned char msg;

-  
+

     // Send topic name, and enquire whether this has succeeded
     data_os->Write8(IPC_CONNECT);
     data_os->WriteString(topic);
     // Send topic name, and enquire whether this has succeeded
     data_os->Write8(IPC_CONNECT);
     data_os->WriteString(topic);

-  
+

     msg = data_is->Read8();
 
     // OK! Confirmation.
     msg = data_is->Read8();
 
     // OK! Confirmation.


@@ -260,7 +261,7 @@ bool wxTCPServer::Create(const wxString& serverName)
   {
       // ensure that the file doesn't exist as otherwise calling socket() would
       // fail
   {
       // ensure that the file doesn't exist as otherwise calling socket() would
       // fail

-      int rc = remove(serverName);
+      int rc = remove(serverName.fn_str());

       if ( rc < 0 && errno != ENOENT )
       {
           delete addr;
       if ( rc < 0 && errno != ENOENT )
       {
           delete addr;


@@ -321,7 +322,7 @@ wxTCPServer::~wxTCPServer()
 #ifdef __UNIX_LIKE__
     if ( !m_filename.empty() )
     {
 #ifdef __UNIX_LIKE__
     if ( !m_filename.empty() )
     {

-        if ( !remove(m_filename) )
+        if ( remove(m_filename.fn_str()) != 0 )

         {
             wxLogDebug(_T("Stale AF_UNIX file '%s' left."), m_filename.c_str());
         }
         {
             wxLogDebug(_T("Stale AF_UNIX file '%s' left."), m_filename.c_str());
         }


@@ -346,12 +347,18 @@ wxTCPConnection::wxTCPConnection () : wxConnectionBase()
   m_codeco   = NULL;
 }
 
   m_codeco   = NULL;
 }
 

-wxTCPConnection::wxTCPConnection(char * WXUNUSED(buffer), int WXUNUSED(size))
+wxTCPConnection::wxTCPConnection(wxChar *buffer, int size)
+       : wxConnectionBase(buffer, size)

 {
 {

+  m_sock     = NULL;
+  m_sockstrm = NULL;
+  m_codeci   = NULL;
+  m_codeco   = NULL;

 }
 
 wxTCPConnection::~wxTCPConnection ()
 {
 }
 
 wxTCPConnection::~wxTCPConnection ()
 {

+  Disconnect();

   wxDELETE(m_codeci);
   wxDELETE(m_codeco);
   wxDELETE(m_sockstrm);
   wxDELETE(m_codeci);
   wxDELETE(m_codeco);
   wxDELETE(m_sockstrm);


@@ -371,10 +378,13 @@ void wxTCPConnection::Compress(bool WXUNUSED(on))
 // Calls that CLIENT can make.
 bool wxTCPConnection::Disconnect ()
 {
 // Calls that CLIENT can make.
 bool wxTCPConnection::Disconnect ()
 {

+  if ( !GetConnected() )
+      return TRUE;

   // Send the the disconnect message to the peer.
   m_codeco->Write8(IPC_DISCONNECT);
   m_sock->Notify(FALSE);
   m_sock->Close();
   // Send the the disconnect message to the peer.
   m_codeco->Write8(IPC_DISCONNECT);
   m_sock->Notify(FALSE);
   m_sock->Close();

+  SetConnected(FALSE);

 
   return TRUE;
 }
 
   return TRUE;
 }


@@ -397,7 +407,7 @@ bool wxTCPConnection::Execute(const wxChar *data, int size, wxIPCFormat format)
   return TRUE;
 }
 
   return TRUE;
 }
 

-char *wxTCPConnection::Request (const wxString& item, int *size, wxIPCFormat format)
+wxChar *wxTCPConnection::Request (const wxString& item, int *size, wxIPCFormat format)

 {
   if (!m_sock->IsConnected())
     return NULL;
 {
   if (!m_sock->IsConnected())
     return NULL;


@@ -415,10 +425,11 @@ char *wxTCPConnection::Request (const wxString& item, int *size, wxIPCFormat for
   else
   {
     size_t s;
   else
   {
     size_t s;

-    char *data = NULL;

 
     s = m_codeci->Read32();
 
     s = m_codeci->Read32();

-    data = new char[s];
+    wxChar *data = GetBufferAtLeast( s );
+    wxASSERT_MSG(data != NULL,
+                 _T("Buffer too small in wxTCPConnection::Request") );

     m_sockstrm->Read(data, s);
 
     if (size)
     m_sockstrm->Read(data, s);
 
     if (size)


@@ -520,9 +531,8 @@ void wxTCPEventHandler::Client_OnRequest(wxSocketEvent &event)
   if (!connection)
     return;
 
   if (!connection)
     return;
 

-  int msg = 0;

   wxDataInputStream *codeci;
   wxDataInputStream *codeci;

-  wxDataOutputStream *codeco; 
+  wxDataOutputStream *codeco;

   wxSocketStream *sockstrm;
   wxString topic_name = connection->m_topic;
   wxString item;
   wxSocketStream *sockstrm;
   wxString topic_name = connection->m_topic;
   wxString item;


@@ -540,41 +550,43 @@ void wxTCPEventHandler::Client_OnRequest(wxSocketEvent &event)
   codeci = connection->m_codeci;
   codeco = connection->m_codeco;
   sockstrm = connection->m_sockstrm;
   codeci = connection->m_codeci;
   codeco = connection->m_codeco;
   sockstrm = connection->m_sockstrm;

-  msg = codeci->Read8();
+  int msg = codeci->Read8();

 
   switch (msg)
   {
   case IPC_EXECUTE:
   {
 
   switch (msg)
   {
   case IPC_EXECUTE:
   {

-    char *data;
-    size_t size; 
+    wxChar *data;
+    size_t size;

     wxIPCFormat format;
     wxIPCFormat format;

-    
+

     format = (wxIPCFormat)codeci->Read8();
     size = codeci->Read32();
     format = (wxIPCFormat)codeci->Read8();
     size = codeci->Read32();

-    data = new char[size];
+    data = connection->GetBufferAtLeast( size );
+    wxASSERT_MSG(data != NULL,
+                 _T("Buffer too small in wxTCPEventHandler::Client_OnRequest") );

     sockstrm->Read(data, size);
 
     connection->OnExecute (topic_name, data, size, format);
 
     sockstrm->Read(data, size);
 
     connection->OnExecute (topic_name, data, size, format);
 

-    delete [] data;

     break;
   }
   case IPC_ADVISE:
   {
     break;
   }
   case IPC_ADVISE:
   {

-    char *data;
+    wxChar *data;

     size_t size;
     wxIPCFormat format;
 
     item = codeci->ReadString();
     format = (wxIPCFormat)codeci->Read8();
     size = codeci->Read32();
     size_t size;
     wxIPCFormat format;
 
     item = codeci->ReadString();
     format = (wxIPCFormat)codeci->Read8();
     size = codeci->Read32();

-    data = new char[size];
+    data = connection->GetBufferAtLeast( size );
+    wxASSERT_MSG(data != NULL,
+                 _T("Buffer too small in wxTCPEventHandler::Client_OnRequest") );

     sockstrm->Read(data, size);
     sockstrm->Read(data, size);

-    
+

     connection->OnAdvise (topic_name, item, data, size, format);
 
     connection->OnAdvise (topic_name, item, data, size, format);
 

-    delete [] data;

     break;
   }
   case IPC_ADVISE_START:
     break;
   }
   case IPC_ADVISE_START:


@@ -610,12 +622,12 @@ void wxTCPEventHandler::Client_OnRequest(wxSocketEvent &event)
     item = codeci->ReadString();
     format = (wxIPCFormat)codeci->Read8();
     size = codeci->Read32();
     item = codeci->ReadString();
     format = (wxIPCFormat)codeci->Read8();
     size = codeci->Read32();

-    data = new wxChar[size];
+    data = connection->GetBufferAtLeast( size );
+    wxASSERT_MSG(data != NULL,
+                 _T("Buffer too small in wxTCPEventHandler::Client_OnRequest") );

     sockstrm->Read(data, size);
     sockstrm->Read(data, size);

-    
-    connection->OnPoke (topic_name, item, data, size, format);

 
 

-    delete [] data;
+    connection->OnPoke (topic_name, item, data, size, format);

 
     break;
   }
 
     break;
   }


@@ -627,14 +639,14 @@ void wxTCPEventHandler::Client_OnRequest(wxSocketEvent &event)
     format = (wxIPCFormat)codeci->Read8();
 
     int user_size = -1;
     format = (wxIPCFormat)codeci->Read8();
 
     int user_size = -1;

-    char *user_data = connection->OnRequest (topic_name, item, &user_size, format);
+    wxChar *user_data = connection->OnRequest (topic_name, item, &user_size, format);

 
     if (user_data)
     {
       codeco->Write8(IPC_REQUEST_REPLY);
 
       if (user_size == -1)
 
     if (user_data)
     {
       codeco->Write8(IPC_REQUEST_REPLY);
 
       if (user_size == -1)

-        user_size = strlen(user_data) + 1;      // includes final NUL
+        user_size = wxStrlen(user_data) + 1;      // includes final NUL

 
       codeco->Write32(user_size);
       sockstrm->Write(user_data, user_size);
 
       codeco->Write32(user_size);
       sockstrm->Write(user_data, user_size);


@@ -648,6 +660,7 @@ void wxTCPEventHandler::Client_OnRequest(wxSocketEvent &event)
   {
     sock->Notify(FALSE);
     sock->Close();
   {
     sock->Notify(FALSE);
     sock->Close();

+    connection->SetConnected(FALSE);

     connection->OnDisconnect();
     break;
   }
     connection->OnDisconnect();
     break;
   }


@@ -699,7 +712,7 @@ void wxTCPEventHandler::Server_OnRequest(wxSocketEvent &event)
         // Acknowledge success
         codeco->Write8(IPC_CONNECT);
         new_connection->m_topic = topic_name;
         // Acknowledge success
         codeco->Write8(IPC_CONNECT);
         new_connection->m_topic = topic_name;

-        new_connection->m_sock = sock;      
+        new_connection->m_sock = sock;

         new_connection->m_sockstrm = stream;
         new_connection->m_codeci = codeci;
         new_connection->m_codeco = codeco;
         new_connection->m_sockstrm = stream;
         new_connection->m_codeci = codeci;
         new_connection->m_codeco = codeco;


@@ -730,7 +743,7 @@ void wxTCPEventHandler::Server_OnRequest(wxSocketEvent &event)
 // wxTCPEventHandlerModule (private class)
 // --------------------------------------------------------------------------
 
 // wxTCPEventHandlerModule (private class)
 // --------------------------------------------------------------------------
 

-class WXDLLEXPORT wxTCPEventHandlerModule: public wxModule
+class wxTCPEventHandlerModule: public wxModule

 {
   DECLARE_DYNAMIC_CLASS(wxTCPEventHandlerModule)
 
 {
   DECLARE_DYNAMIC_CLASS(wxTCPEventHandlerModule)