removed extern from inline function declarations

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

diff --git a/include/wx/socket.h b/include/wx/socket.h
index 9103aeb2f233fed449d2d881063cfdf9fd902776..d991e85afb0855d1c2d2f8dfa53646c07b7fe01f 100644 (file)
--- a/include/wx/socket.h
+++ b/include/wx/socket.h
@@ -1,7 +1,7 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        socket.h
 // Purpose:     Socket handling classes
 /////////////////////////////////////////////////////////////////////////////
 // Name:        socket.h
 // Purpose:     Socket handling classes

-// Author:      Guilhem Lavaux
+// Authors:     Guilhem Lavaux, Guillermo Rodriguez Garcia

 // Modified by:
 // Created:     April 1997
 // RCS-ID:      $Id$
 // Modified by:
 // Created:     April 1997
 // RCS-ID:      $Id$


@@ -23,6 +23,7 @@
 // ---------------------------------------------------------------------------
 // wxSocket headers (generic)
 // ---------------------------------------------------------------------------
 // ---------------------------------------------------------------------------
 // wxSocket headers (generic)
 // ---------------------------------------------------------------------------

+

 #ifdef WXPREC
 #  include "wx/wxprec.h"
 #else
 #ifdef WXPREC
 #  include "wx/wxprec.h"
 #else


@@ -34,17 +35,19 @@
 #include "wx/gsocket.h"
 
 // ------------------------------------------------------------------------
 #include "wx/gsocket.h"
 
 // ------------------------------------------------------------------------

-// GSocket type alias
+// constants

 // ------------------------------------------------------------------------
 
 // ------------------------------------------------------------------------
 

-typedef enum {
+enum wxSocketNotify
+{

   wxSOCKET_INPUT = GSOCK_INPUT,
   wxSOCKET_OUTPUT = GSOCK_OUTPUT,
   wxSOCKET_CONNECTION = GSOCK_CONNECTION,
   wxSOCKET_LOST = GSOCK_LOST
   wxSOCKET_INPUT = GSOCK_INPUT,
   wxSOCKET_OUTPUT = GSOCK_OUTPUT,
   wxSOCKET_CONNECTION = GSOCK_CONNECTION,
   wxSOCKET_LOST = GSOCK_LOST

-} wxSocketNotify;
+};

 
 

-enum {
+enum
+{

   wxSOCKET_INPUT_FLAG = GSOCK_INPUT_FLAG,
   wxSOCKET_OUTPUT_FLAG = GSOCK_OUTPUT_FLAG,
   wxSOCKET_CONNECTION_FLAG = GSOCK_CONNECTION_FLAG,
   wxSOCKET_INPUT_FLAG = GSOCK_INPUT_FLAG,
   wxSOCKET_OUTPUT_FLAG = GSOCK_OUTPUT_FLAG,
   wxSOCKET_CONNECTION_FLAG = GSOCK_CONNECTION_FLAG,


@@ -53,7 +56,8 @@ enum {
 
 typedef GSocketEventFlags wxSocketEventFlags;
 
 
 typedef GSocketEventFlags wxSocketEventFlags;
 

-typedef enum {
+enum wxSocketError
+{

   wxSOCKET_NOERROR = GSOCK_NOERROR,
   wxSOCKET_INPOP = GSOCK_INVOP,
   wxSOCKET_IOERR = GSOCK_IOERR,
   wxSOCKET_NOERROR = GSOCK_NOERROR,
   wxSOCKET_INPOP = GSOCK_INVOP,
   wxSOCKET_IOERR = GSOCK_IOERR,


@@ -63,8 +67,29 @@ typedef enum {
   wxSOCKET_INVPORT = GSOCK_INVPORT,
   wxSOCKET_WOULDBLOCK = GSOCK_WOULDBLOCK,
   wxSOCKET_TIMEDOUT = GSOCK_TIMEDOUT,
   wxSOCKET_INVPORT = GSOCK_INVPORT,
   wxSOCKET_WOULDBLOCK = GSOCK_WOULDBLOCK,
   wxSOCKET_TIMEDOUT = GSOCK_TIMEDOUT,

-  wxSOCKET_MEMERR = GSOCK_MEMERR
-} wxSocketError;
+  wxSOCKET_MEMERR = GSOCK_MEMERR,
+  wxSOCKET_BUSY
+};
+
+enum
+{
+  wxSOCKET_NONE = 0,
+  wxSOCKET_NOWAIT = 1,
+  wxSOCKET_WAITALL = 2,
+  wxSOCKET_BLOCK = 4
+};
+
+// Type of socket
+enum wxSockType
+{
+  SOCK_CLIENT,
+  SOCK_SERVER,
+  SOCK_DATAGRAM,
+  SOCK_INTERNAL,
+  SOCK_UNINIT
+};
+
+typedef int wxSockFlags;

 
 // ------------------------------------------------------------------------
 // wxSocket base
 
 // ------------------------------------------------------------------------
 // wxSocket base


@@ -72,123 +97,133 @@ typedef enum {
 
 class WXDLLEXPORT wxTimer;
 class WXDLLEXPORT wxSocketEvent;
 
 class WXDLLEXPORT wxTimer;
 class WXDLLEXPORT wxSocketEvent;

+

 class WXDLLEXPORT wxSocketBase : public wxEvtHandler
 {
   DECLARE_CLASS(wxSocketBase)
 public:
 
 class WXDLLEXPORT wxSocketBase : public wxEvtHandler
 {
   DECLARE_CLASS(wxSocketBase)
 public:
 

-  enum { NONE=0, NOWAIT=1, WAITALL=2, SPEED=4 };
-  typedef int wxSockFlags;
-  // Type of request
+  enum
+  {
+    NONE = wxSOCKET_NONE,
+    NOWAIT = wxSOCKET_NOWAIT,
+    WAITALL = wxSOCKET_WAITALL,
+    SPEED = wxSOCKET_BLOCK
+  };

 
 

-  enum wxSockType { SOCK_CLIENT, SOCK_SERVER, SOCK_INTERNAL, SOCK_UNINIT };
-  typedef void (*wxSockCbk)(wxSocketBase& sock,wxSocketNotify evt,char *cdata);
+  typedef void (*wxSockCbk)(wxSocketBase& sock, wxSocketNotify evt, char *cdata);

 
 protected:
 
 protected:

-  GSocket *m_socket;                   // wxSocket socket
-  wxSockFlags m_flags;                 // wxSocket flags
-  wxSockType m_type;                   // wxSocket type
-  wxSocketEventFlags m_neededreq;      // Specify which requet signals we need
-  wxUint32 m_lcount;                   // Last IO request size
-  unsigned long m_timeout;             // IO timeout value
-
-  char *m_unread;                      // Pushback buffer
-  wxUint32 m_unrd_size;                        // Pushback buffer size
-  wxUint32 m_unrd_cur;                 // Pushback pointer
-
-  wxSockCbk m_cbk;                     // C callback
-  char *m_cdata;                       // C callback data
-
-  bool m_connected;                    // Connected ?
-  bool m_notify_state;                 // Notify state
-  int m_id;                            // Socket id (for event handler)
-
-  // Defering variables
-  enum {
-    DEFER_READ, DEFER_WRITE, NO_DEFER
-  } m_defering;                         // Defering state
-  char *m_defer_buffer;                 // Defering target buffer
-  wxUint32 m_defer_nbytes;                // Defering buffer size
-  wxTimer *m_defer_timer;              // Timer for defering mode
-
-  wxList m_states;                     // Stack of states
+  GSocket      *m_socket;           // GSocket
+  wxEvtHandler *m_evt_handler;      // event handler
+  int           m_id;               // Socket id (for event handler)
+
+  // Attributes
+  wxSockFlags   m_flags;            // wxSocket flags
+  wxSockType    m_type;             // wxSocket type
+  wxSocketEventFlags m_neededreq;   // Event mask
+  bool          m_notify_state;     // Notify events to users?
+
+  // State
+  bool          m_connected;        // Connected?
+  bool          m_establishing;     // Establishing connection?
+  bool          m_reading;          // Busy reading?
+  bool          m_writing;          // Busy writing?
+  bool          m_error;            // Did last IO call fail?
+  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
+
+  // Pushback buffer
+  char         *m_unread;           // Pushback buffer
+  wxUint32      m_unrd_size;        // Pushback buffer size
+  wxUint32      m_unrd_cur;         // Pushback pointer (index into buffer)
+
+  // Callback
+  wxSockCbk     m_cbk;              // C callback
+  char         *m_cdata;            // C callback data

 
 public:
   wxSocketBase();
   virtual ~wxSocketBase();
 
 public:
   wxSocketBase();
   virtual ~wxSocketBase();

-  virtual bool Close();
+  virtual bool Destroy();

 
   // Base IO
 
   // Base IO

+  virtual bool Close();

   wxSocketBase& Peek(char* buffer, wxUint32 nbytes);
   wxSocketBase& Read(char* buffer, wxUint32 nbytes);
   wxSocketBase& Write(const char *buffer, wxUint32 nbytes);
   wxSocketBase& Unread(const char *buffer, wxUint32 nbytes);
   wxSocketBase& ReadMsg(char *buffer, wxUint32 nbytes);
   wxSocketBase& WriteMsg(const char *buffer, wxUint32 nbytes);
   wxSocketBase& Peek(char* buffer, wxUint32 nbytes);
   wxSocketBase& Read(char* buffer, wxUint32 nbytes);
   wxSocketBase& Write(const char *buffer, wxUint32 nbytes);
   wxSocketBase& Unread(const char *buffer, wxUint32 nbytes);
   wxSocketBase& ReadMsg(char *buffer, wxUint32 nbytes);
   wxSocketBase& WriteMsg(const char *buffer, wxUint32 nbytes);

-  void Discard();
-
-  // Try not to use this two methods (they sould be protected)
-  void CreatePushbackAfter(const char *buffer, wxUint32 size);
-  void CreatePushbackBefore(const char *buffer, wxUint32 size);
+  wxSocketBase& Discard();

 
   // Status
   inline bool Ok() const { return (m_socket != NULL); };
 
   // Status
   inline bool Ok() const { return (m_socket != NULL); };

-  inline bool Error() const
-           { return (GSocket_GetError(m_socket) != GSOCK_NOERROR); };
+  inline bool Error() const { return m_error; };

   inline bool IsConnected() const { return m_connected; };
   inline bool IsDisconnected() const { return !IsConnected(); };
   inline bool IsNoWait() const { return ((m_flags & NOWAIT) != 0); };
   inline bool IsConnected() const { return m_connected; };
   inline bool IsDisconnected() const { return !IsConnected(); };
   inline bool IsNoWait() const { return ((m_flags & NOWAIT) != 0); };

-  bool IsData() const;
+  inline bool IsData() { return WaitForRead(0, 0); };

   inline wxUint32 LastCount() const { return m_lcount; }
   inline wxSocketError LastError() const { return (wxSocketError)GSocket_GetError(m_socket); }
   inline wxSockType GetType() const { return m_type; }
 
   inline wxUint32 LastCount() const { return m_lcount; }
   inline wxSocketError LastError() const { return (wxSocketError)GSocket_GetError(m_socket); }
   inline wxSockType GetType() const { return m_type; }
 

-  void SetFlags(wxSockFlags _flags);
-  wxSockFlags GetFlags() const;
-  void SetTimeout(unsigned long sec);
+  // Addresses
+  virtual bool GetPeer(wxSockAddress& addr_man) const;
+  virtual bool GetLocal(wxSockAddress& addr_man) const;
+
+  // Set attributes and flags
+  void SetTimeout(long seconds);
+  void SetFlags(wxSockFlags flags);
+  inline wxSockFlags GetFlags() const { return m_flags; };

 
 

-  // seconds = -1 means infinite wait
-  // seconds = 0 means no wait
-  // seconds > 0 means specified wait
+  /* Wait functions
+   *   seconds = -1 means default timeout (change with SetTimeout)
+   *   seconds, milliseconds = 0 means no wait
+   *   seconds, milliseconds > 0 means specified wait
+   */

   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);
 
   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);
 

+  /* This function interrupts all ongoing wait operations for this
+   * socket; use it only as an escape mechanism (for example to close
+   * an app or to abort an operation). Reception of LOST events and
+   * calls to Close() automatically call this.
+   */
+  void InterruptAllWaits() { m_interrupt = TRUE; };
+

   // Save the current state of Socket
   void SaveState();
   void RestoreState();
 
   // Save the current state of Socket
   void SaveState();
   void RestoreState();
 

-  // Setup external callback
-  wxSockCbk Callback(wxSockCbk cbk_);
-  char *CallbackData(char *data);
-

   // Setup event handler
   void SetEventHandler(wxEvtHandler& evt_hdlr, int id = -1);
 
   // Setup event handler
   void SetEventHandler(wxEvtHandler& evt_hdlr, int id = -1);
 

-  // Method called when it happens something on the socket
+  // Tell wxSocket which events to notify

   void SetNotify(wxSocketEventFlags flags);
   void SetNotify(wxSocketEventFlags flags);

-  virtual void OnRequest(wxSocketNotify req_evt);
+  void Notify(bool notify);
+  static wxSocketEventFlags EventToNotify(wxSocketNotify evt);
+  inline wxSocketEventFlags NeededReq() const { return m_neededreq; }
+
+  // External callback
+  wxSockCbk Callback(wxSockCbk cbk_);
+  char *CallbackData(char *data);

 
   // Public internal callback
   virtual void OldOnNotify(wxSocketNotify WXUNUSED(evt));
 
 
   // Public internal callback
   virtual void OldOnNotify(wxSocketNotify WXUNUSED(evt));
 

-  // Some info on the socket...
-  virtual bool GetPeer(wxSockAddress& addr_man) const;
-  virtual bool GetLocal(wxSockAddress& addr_man) const;
-
-  // Install or uninstall callbacks
-  void Notify(bool notify);
-
-  // So you can know what the socket driver is looking for ...
-  inline wxSocketEventFlags NeededReq() const { return m_neededreq; }
-
-  static wxSocketEventFlags EventToNotify(wxSocketNotify evt);
+  // Do NOT use this function; it should be protected!
+  void OnRequest(wxSocketNotify req_evt);

 
 protected:
   friend class wxSocketServer;
 
 protected:
   friend class wxSocketServer;

+  friend class wxSocketClient;

   friend class wxSocketHandler;
   friend class wxSocketHandler;

-  friend class wxSocketInternal;

 
 #ifdef __SALFORDC__
 public:
 
 #ifdef __SALFORDC__
 public:


@@ -200,13 +235,13 @@ public:
 protected:
 #endif
 
 protected:
 #endif
 

-  bool _Wait(long seconds, long milliseconds, int type);
-
-  int DeferRead(char *buffer, wxUint32 nbytes);
-  int DeferWrite(const char *buffer, wxUint32 nbytes);
-  void DoDefer(wxSocketNotify evt);
+  // Low level IO
+  wxUint32 _Read(char* buffer, wxUint32 nbytes);
+  wxUint32 _Write(const char *buffer, wxUint32 nbytes);
+  bool _Wait(long seconds, long milliseconds, wxSocketEventFlags flags);

 
 

-  // Pushback library
+  // Pushbacks
+  void Pushback(const char *buffer, wxUint32 size);

   wxUint32 GetPushback(char *buffer, wxUint32 size, bool peek);
 };
 
   wxUint32 GetPushback(char *buffer, wxUint32 size, bool peek);
 };
 


@@ -216,13 +251,14 @@ class WXDLLEXPORT wxSocketServer : public wxSocketBase
 {
   DECLARE_CLASS(wxSocketServer)
 public:
 {
   DECLARE_CLASS(wxSocketServer)
 public:

-

   // 'service' can be a name or a port-number
 
   // 'service' can be a name or a port-number
 

-  wxSocketServer(wxSockAddress& addr_man, wxSockFlags flags = wxSocketBase::NONE);
+  wxSocketServer(wxSockAddress& addr_man, wxSockFlags flags = wxSOCKET_NONE);

 
 

-  wxSocketBase* Accept();
-  bool AcceptWith(wxSocketBase& sock);
+  wxSocketBase* Accept(bool wait = TRUE);
+  bool AcceptWith(wxSocketBase& sock, bool wait = TRUE);
+
+  bool WaitForAccept(long seconds = -1, long milliseconds = 0);

 };
 
 ////////////////////////////////////////////////////////////////////////
 };
 
 ////////////////////////////////////////////////////////////////////////


@@ -232,16 +268,33 @@ class WXDLLEXPORT wxSocketClient : public wxSocketBase
   DECLARE_CLASS(wxSocketClient)
 public:
 
   DECLARE_CLASS(wxSocketClient)
 public:
 

-  wxSocketClient(wxSockFlags flags = wxSocketBase::NONE);
+  wxSocketClient(wxSockFlags flags = wxSOCKET_NONE);

   virtual ~wxSocketClient();
 
   virtual bool Connect(wxSockAddress& addr_man, bool wait = TRUE);
 
   bool WaitOnConnect(long seconds = -1, long milliseconds = 0);
   virtual ~wxSocketClient();
 
   virtual bool Connect(wxSockAddress& addr_man, bool wait = TRUE);
 
   bool WaitOnConnect(long seconds = -1, long milliseconds = 0);

+};
+
+////////////////////////////////////////////////////////////////////////
+
+class wxDatagramSocket : public wxSocketBase
+{
+  DECLARE_CLASS(wxDatagramSocket)

 
 

-  virtual void OnRequest(wxSocketNotify flags);
+public:
+  wxDatagramSocket( wxSockAddress& addr, wxSockFlags flags = wxSOCKET_NONE );
+
+  wxDatagramSocket& RecvFrom( wxSockAddress& addr,
+                              char* buf,
+                              wxUint32 nBytes );
+  wxDatagramSocket& SendTo( wxSockAddress& addr,
+                            const char* buf,
+                            wxUint32 nBytes );

 };
 
 };
 

+////////////////////////////////////////////////////////////////////////
+

 class WXDLLEXPORT wxSocketEvent : public wxEvent {
   DECLARE_DYNAMIC_CLASS(wxSocketEvent)
 public:
 class WXDLLEXPORT wxSocketEvent : public wxEvent {
   DECLARE_DYNAMIC_CLASS(wxSocketEvent)
 public: