Standard frame resource defines for OS/2

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

diff --git a/include/wx/socket.h b/include/wx/socket.h
index b2dcf6056a64022c2df2034255e18dd066d00b65..4663b0d6ed597e5c499653f4f8fb1310068b1bb7 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:      $Id$


@@ -23,131 +23,205 @@
 // ---------------------------------------------------------------------------
 // wxSocket headers (generic)
 // ---------------------------------------------------------------------------
 // ---------------------------------------------------------------------------
 // wxSocket headers (generic)
 // ---------------------------------------------------------------------------

+

 #ifdef WXPREC
 #ifdef WXPREC

-  #include "wx/wxprec.h"
+#  include "wx/wxprec.h"

 #else
 #else

-  #include "wx/event.h"
-  #include "wx/string.h"
+#  include "wx/event.h"
+#  include "wx/string.h"

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

-#include "gsocket.h"
+#include "wx/gsocket.h"
+
+// ------------------------------------------------------------------------
+// constants
+// ------------------------------------------------------------------------
+
+enum wxSocketNotify
+{
+  wxSOCKET_INPUT = GSOCK_INPUT,
+  wxSOCKET_OUTPUT = GSOCK_OUTPUT,
+  wxSOCKET_CONNECTION = GSOCK_CONNECTION,
+  wxSOCKET_LOST = GSOCK_LOST
+};
+
+enum
+{
+  wxSOCKET_INPUT_FLAG = GSOCK_INPUT_FLAG,
+  wxSOCKET_OUTPUT_FLAG = GSOCK_OUTPUT_FLAG,
+  wxSOCKET_CONNECTION_FLAG = GSOCK_CONNECTION_FLAG,
+  wxSOCKET_LOST_FLAG = GSOCK_LOST_FLAG
+};
+
+typedef GSocketEventFlags wxSocketEventFlags;
+
+enum wxSocketError
+{
+  wxSOCKET_NOERROR = GSOCK_NOERROR,
+  wxSOCKET_INPOP = GSOCK_INVOP,
+  wxSOCKET_IOERR = GSOCK_IOERR,
+  wxSOCKET_INVADDR = GSOCK_INVADDR,
+  wxSOCKET_INVSOCK = GSOCK_INVSOCK,
+  wxSOCKET_NOHOST = GSOCK_NOHOST,
+  wxSOCKET_INVPORT = GSOCK_INVPORT,
+  wxSOCKET_WOULDBLOCK = GSOCK_WOULDBLOCK,
+  wxSOCKET_TIMEDOUT = GSOCK_TIMEDOUT,
+  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
+// ------------------------------------------------------------------------

 
 

+class WXDLLEXPORT wxTimer;

 class WXDLLEXPORT wxSocketEvent;
 class WXDLLEXPORT wxSocketEvent;

+

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

-  enum wxSockFlags { NONE=0, NOWAIT=1, WAITALL=2, SPEED=4 };
-  // 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,GSocketEvent 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
-  GSocketEventFlags m_neededreq;       // Specify which requet signals we need
-  size_t m_lcount;                     // Last IO request size
-  unsigned long m_timeout;             // IO timeout value
-
-  char *m_unread;                      // Pushback buffer
-  size_t m_unrd_size;                  // Pushback buffer size
-  size_t 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)
-
-  enum {
-    DEFER_READ, DEFER_WRITE, NO_DEFER
-  } m_defering;                        // Defering state
-  char *m_defer_buffer;                 // Defering target buffer
-  size_t m_defer_nbytes;                // Defering buffer size
-
-  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
+
+  // 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();
   virtual bool Close();
 
   // Base IO
 public:
   wxSocketBase();
   virtual ~wxSocketBase();
   virtual bool Close();
 
   // Base IO

-  wxSocketBase& Peek(char* buffer, size_t nbytes);
-  wxSocketBase& Read(char* buffer, size_t nbytes);
-  wxSocketBase& Write(const char *buffer, size_t nbytes);
-  wxSocketBase& Unread(const char *buffer, size_t nbytes);
-  wxSocketBase& ReadMsg(char *buffer, size_t nbytes);
-  wxSocketBase& WriteMsg(const char *buffer, size_t nbytes);
-  void Discard();
-
-  // Try not to use this two methods (they sould be protected)
-  void CreatePushbackAfter(const char *buffer, size_t size);
-  void CreatePushbackBefore(const char *buffer, size_t size);
+  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& 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 size_t LastCount() const { return m_lcount; }
-  inline GSocketError LastError() const { return GSocket_GetError(m_socket); }
+  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 wxSockType GetType() const { return m_type; }

-  
-  void SetFlags(wxSockFlags _flags);
-  wxSockFlags GetFlags() const;
-  inline void SetTimeout(unsigned long sec) { m_timeout = sec; }
-
-  // seconds = -1 means infinite wait
-  // seconds = 0 means no wait
-  // seconds > 0 means specified wait
-  bool Wait(long seconds = -1, long microseconds = 0);
-  bool WaitForRead(long seconds = -1, long microseconds = 0);
-  bool WaitForWrite(long seconds = -1, long microseconds = 0);
-  bool WaitForLost(long seconds = -1, long microseconds = 0);
-  
+
+  // 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; };
+
+  /* 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);
+
+  /* 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
-  void SetNotify(GSocketEventFlags flags);
-  virtual void OnRequest(GSocketEvent req_evt);

 
 

-  // Public internal callback
-  virtual void OldOnNotify(GSocketEvent 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
+  // Tell wxSocket which events to notify
+  void SetNotify(wxSocketEventFlags flags);

   void Notify(bool notify);
   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);

 
 

-  // So you can know what the socket driver is looking for ...
-  inline GSocketEventFlags NeededReq() const { return m_neededreq; }
+  // Public internal callback
+  virtual void OldOnNotify(wxSocketNotify WXUNUSED(evt));

 
 

-  static GSocketEventFlags EventToNotify(GSocketEvent 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:


@@ -158,15 +232,15 @@ public:
 #ifdef __SALFORDC__
 protected:
 #endif
 #ifdef __SALFORDC__
 protected:
 #endif

-  
-  bool _Wait(long seconds, long microseconds, int type);
-
-  int DeferRead(char *buffer, size_t nbytes);
-  int DeferWrite(const char *buffer, size_t nbytes);
-  void DoDefer(GSocketEvent evt);
-  
-  // Pushback library
-  size_t GetPushback(char *buffer, size_t size, bool peek);
+
+  // Low level IO
+  wxUint32 _Read(char* buffer, wxUint32 nbytes);
+  wxUint32 _Write(const char *buffer, wxUint32 nbytes);
+  bool _Wait(long seconds, long milliseconds, wxSocketEventFlags flags);
+
+  // Pushbacks
+  void Pushback(const char *buffer, wxUint32 size);
+  wxUint32 GetPushback(char *buffer, wxUint32 size, bool peek);

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


@@ -175,13 +249,14 @@ 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);

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


@@ -191,28 +266,45 @@ 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);
 
   virtual ~wxSocketClient();
 
   virtual bool Connect(wxSockAddress& addr_man, bool wait = TRUE);
 

-  bool WaitOnConnect(long seconds = -1, long microseconds = 0);
+  bool WaitOnConnect(long seconds = -1, long milliseconds = 0);
+};
+
+////////////////////////////////////////////////////////////////////////
+
+class wxDatagramSocket : public wxSocketBase
+{
+  DECLARE_CLASS(wxDatagramSocket)

 
 

-  virtual void OnRequest(GSocketEvent 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:
   wxSocketEvent(int id = 0);
 
 class WXDLLEXPORT wxSocketEvent : public wxEvent {
   DECLARE_DYNAMIC_CLASS(wxSocketEvent)
 public:
   wxSocketEvent(int id = 0);
 

-  GSocketEvent SocketEvent() const { return m_skevt; }
+  wxSocketNotify SocketEvent() const { return m_skevt; }

   wxSocketBase *Socket() const { return m_socket; }
 
   void CopyObject(wxObject& obj_d) const;
 
 public:
   wxSocketBase *Socket() const { return m_socket; }
 
   void CopyObject(wxObject& obj_d) const;
 
 public:

-  GSocketEvent m_skevt;
+  wxSocketNotify m_skevt;

   wxSocketBase *m_socket;
 };
 
   wxSocketBase *m_socket;
 };