avoiding crash for pure modifier events

[wxWidgets.git] / include / wx / socket.h

diff --git a/include/wx/socket.h b/include/wx/socket.h
index ac1c7d36403f830c8b613c35b9d1bfa376d78dd8..056de5ee5a1581599694bf5084e7beaaba7e5b46 100644 (file)
--- a/include/wx/socket.h
+++ b/include/wx/socket.h
@@ -71,7 +71,9 @@ enum
   wxSOCKET_NOWAIT = 1,
   wxSOCKET_WAITALL = 2,
   wxSOCKET_BLOCK = 4,
-  wxSOCKET_REUSEADDR = 8
+  wxSOCKET_REUSEADDR = 8,
+  wxSOCKET_BROADCAST = 16,
+  wxSOCKET_NOBIND = 32
 };
 
 enum wxSocketType
@@ -108,19 +110,22 @@ public:
   bool Destroy();
 
   // state
-  inline bool Ok() const { return (m_socket != NULL); };
-  inline bool Error() const { return m_error; };
-  inline bool IsConnected() const { return m_connected; };
-  inline bool IsData() { return WaitForRead(0, 0); };
-  inline bool IsDisconnected() const { return !IsConnected(); };
-  inline wxUint32 LastCount() const { return m_lcount; }
-  inline wxSocketError LastError() const { return (wxSocketError)m_socket->GetError(); }
+  bool Ok() const { return IsOk(); }
+  bool IsOk() const { return (m_socket != NULL); }
+  bool Error() const { return m_error; }
+  bool IsClosed() const { return m_closed; }
+  bool IsConnected() const { return m_connected; }
+  bool IsData() { return WaitForRead(0, 0); }
+  bool IsDisconnected() const { return !IsConnected(); }
+  wxUint32 LastCount() const { return m_lcount; }
+  wxSocketError LastError() const { return (wxSocketError)m_socket->GetError(); }
   void SaveState();
   void RestoreState();
 
   // addresses
   virtual bool GetLocal(wxSockAddress& addr_man) const;
   virtual bool GetPeer(wxSockAddress& addr_man) const;
+  virtual bool SetLocal(const wxIPV4address& local);
 
   // base IO
   virtual bool  Close();
@@ -132,19 +137,19 @@ public:
   wxSocketBase& Write(const void *buffer, wxUint32 nbytes);
   wxSocketBase& WriteMsg(const void *buffer, wxUint32 nbytes);
 
-  void InterruptWait() { m_interrupt = true; };
+  void InterruptWait() { m_interrupt = true; }
   bool Wait(long seconds = -1, long milliseconds = 0);
   bool WaitForRead(long seconds = -1, long milliseconds = 0);
   bool WaitForWrite(long seconds = -1, long milliseconds = 0);
   bool WaitForLost(long seconds = -1, long milliseconds = 0);
 
-  inline wxSocketFlags GetFlags() const { return m_flags; }
+  wxSocketFlags GetFlags() const { return m_flags; }
   void SetFlags(wxSocketFlags flags);
   void SetTimeout(long seconds);
 
   bool GetOption(int level, int optname, void *optval, int *optlen);
   bool SetOption(int level, int optname, const void *optval, int optlen);
-  inline wxUint32 GetLastIOSize() const { return m_lcount; };
+  wxUint32 GetLastIOSize() const { return m_lcount; }
 
   // event handling
   void *GetClientData() const { return m_clientData; }
@@ -166,8 +171,8 @@ public:
   void OnRequest(wxSocketNotify notify);
 
   // do not use, not documented nor supported
-  inline bool IsNoWait() const { return ((m_flags & wxSOCKET_NOWAIT) != 0); }
-  inline wxSocketType GetType() const { return m_type; }
+  bool IsNoWait() const { return ((m_flags & wxSOCKET_NOWAIT) != 0); }
+  wxSocketType GetType() const { return m_type; }
 
 private:
   friend class wxSocketClient;
@@ -195,12 +200,14 @@ private:
   bool          m_reading;          // busy reading?
   bool          m_writing;          // busy writing?
   bool          m_error;            // did last IO call fail?
-  wxSocketError m_lasterror;        // last error (not cleared on success)
+  bool          m_closed;           // was the other end closed?
+                                    // (notice that m_error is also set then)
   wxUint32      m_lcount;           // last IO transaction size
   unsigned long m_timeout;          // IO timeout value
   wxList        m_states;           // stack of states
   bool          m_interrupt;        // interrupt ongoing wait operations?
   bool          m_beingDeleted;     // marked for delayed deletion?
+  wxIPV4address m_localAddress;     // bind to local address?
 
   // pushback buffer
   void         *m_unread;           // pushback buffer
@@ -217,7 +224,7 @@ private:
   // the initialization count, GSocket is initialized if > 0
   static size_t m_countInit;
 
-    DECLARE_NO_COPY_CLASS(wxSocketBase)
+  DECLARE_NO_COPY_CLASS(wxSocketBase)
 };
 
 
@@ -253,10 +260,29 @@ public:
   wxSocketClient(wxSocketFlags flags = wxSOCKET_NONE);
   virtual ~wxSocketClient();
 
-  virtual bool Connect(wxSockAddress& addr, bool wait = true);
+  virtual bool Connect(const wxSockAddress& addr, bool wait = true);
+  bool Connect(const wxSockAddress& addr, const wxSockAddress& local,
+               bool wait = true);
 
   bool WaitOnConnect(long seconds = -1, long milliseconds = 0);
 
+  // Sets initial socket buffer sizes using the SO_SNDBUF and SO_RCVBUF options
+  // before calling connect (either one can be -1 to leave it unchanged)
+  void SetInitialSocketBuffers(int recv, int send)
+  {
+      m_initialRecvBufferSize = recv;
+      m_initialSendBufferSize = send;
+  }
+
+private:
+  virtual bool DoConnect(const wxSockAddress& addr,
+                         const wxSockAddress* local,
+                         bool wait = true);
+
+  // buffer sizes, -1 if unset and defaults should be used
+  int m_initialRecvBufferSize;
+  int m_initialSendBufferSize;
+
   DECLARE_NO_COPY_CLASS(wxSocketClient)
 };