X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0c32066b58849e52e4d76e30982414d9f4daae6a..4a0253b82b5eb307b917c59570db6d2d06dfbadf:/include/wx/socket.h diff --git a/include/wx/socket.h b/include/wx/socket.h index b81f609ec4..d74c44d296 100644 --- a/include/wx/socket.h +++ b/include/wx/socket.h @@ -1,7 +1,7 @@ ///////////////////////////////////////////////////////////////////////////// // Name: socket.h // Purpose: Socket handling classes -// Author: Guilhem Lavaux +// Authors: Guilhem Lavaux, Guillermo Rodriguez Garcia // Modified by: // Created: April 1997 // RCS-ID: $Id$ @@ -16,124 +16,104 @@ #pragma interface "socket.h" #endif -// --------------------------------------------------------------------------- -// Windows(tm) specific -// --------------------------------------------------------------------------- -#if defined(__WINDOWS__) && defined(WXSOCK_INTERNAL) -#include -#include - -struct wxSockInternal { - UINT my_msg; -}; - -struct wxSockHandlerInternal { - HWND sockWin; - UINT firstAvailableMsg; -}; -#endif // defined(__WINDOWS__) && defined(WXSOCK_INTERNAL) - -// --------------------------------------------------------------------------- -// Unix specific -// --------------------------------------------------------------------------- -#if defined(__UNIX__) && defined(WXSOCK_INTERNAL) -#include -#include -#include - -// --------------------------------------------------------------------------- -// Athena specific -// --------------------------------------------------------------------------- -#if defined(__WXXT__) || defined(__WXMOTIF__) -#include - -struct wxSockInternal { - XtInputId sock_inputid, sock_outputid, sock_exceptid; -}; -#endif - -// --------------------------------------------------------------------------- -// GTK specific -// --------------------------------------------------------------------------- -#if defined(__WXGTK__) -#include +#include "wx/defs.h" -struct wxSockInternal { - gint sock_inputid, sock_outputid, sock_exceptid; -}; -#endif - -#endif // defined(__UNIX__) && defined(WXSOCK_INTERNAL) +#if wxUSE_SOCKETS // --------------------------------------------------------------------------- // wxSocket headers (generic) // --------------------------------------------------------------------------- #ifdef WXPREC -#include +# include "wx/wxprec.h" #else -#include +# include "wx/event.h" +# include "wx/string.h" #endif + #include "wx/sckaddr.h" +#include "wx/gsocket.h" + +// ------------------------------------------------------------------------ +// GSocket type alias +// ------------------------------------------------------------------------ + +typedef enum { + wxSOCKET_INPUT = GSOCK_INPUT, + wxSOCKET_OUTPUT = GSOCK_OUTPUT, + wxSOCKET_CONNECTION = GSOCK_CONNECTION, + wxSOCKET_LOST = GSOCK_LOST +} wxSocketNotify; + +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; + +typedef enum { + 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 +} wxSocketError; + +// ------------------------------------------------------------------------ +// wxSocket base +// ------------------------------------------------------------------------ + +class WXDLLEXPORT wxTimer; class WXDLLEXPORT wxSocketEvent; -class WXDLLEXPORT wxSocketHandler; class WXDLLEXPORT wxSocketBase : public wxEvtHandler { DECLARE_CLASS(wxSocketBase) public: - enum wxSockFlags { NONE=0, NOWAIT=1, WAITALL=2, SPEED=4 }; + enum { NONE=0, NOWAIT=1, WAITALL=2, SPEED=4 }; + typedef int wxSockFlags; // Type of request - enum { REQ_READ=0x1, REQ_PEEK=0x2, REQ_WRITE=0x4, REQ_LOST=0x8, - REQ_ACCEPT=0x10, REQ_CONNECT=0x20}; - enum { EVT_READ=0, EVT_PEEK=1, EVT_WRITE=2, EVT_LOST=3, EVT_ACCEPT=4, - EVT_CONNECT=5 }; - typedef int wxRequestNotify; - typedef int wxRequestEvent; - typedef void (*wxSockCbk)(wxSocketBase& sock,wxRequestEvent evt,char *cdata); + enum wxSockType { SOCK_CLIENT, SOCK_SERVER, SOCK_INTERNAL, SOCK_UNINIT }; + typedef void (*wxSockCbk)(wxSocketBase& sock, wxSocketNotify evt, char *cdata); protected: - wxList req_list[EVT_WRITE+1]; - - // Internal use for SaveState() and RestoreState() - class wxSockState : public wxObject { - public: - bool cbk_on; - wxSockCbk cbk; - char *cdata; - bool notif; - wxRequestNotify cbk_set; - wxSockFlags flags; - }; - typedef struct { - char sig[4]; - char len[4]; - } SockMsg; - enum wxSockType { SOCK_CLIENT, SOCK_SERVER, SOCK_INTERNAL, SOCK_UNINIT }; - - wxSockFlags m_flags; + GSocket *m_socket; // wxSocket socket + wxSockFlags m_flags; // wxSocket flags wxSockType m_type; // wxSocket type - bool m_connected, m_connecting; // State of the socket - int m_fd; // Socket file descriptors - int m_waitflags; // Wait flags - wxList m_states; // States list - wxSockCbk m_cbk; // C callback - char *m_cdata; // C callback data - int m_id; // Socket id (for event handler) - wxSocketHandler *m_handler; // the current socket handler - wxRequestNotify m_neededreq; // Specify which requet signals we need - bool m_cbkon; - char *m_unread; // The unread buf - size_t m_unrd_size; // The size of the unread buf - bool m_processing; // To prevent some endless loop - unsigned long m_timeout; - int m_wantbuf; - size_t m_lcount; // Last IO request size - int m_error; // Last IO error - bool m_notifyme; - - struct wxSockInternal *m_internal; // System specific variables + wxSocketEventFlags m_neededreq; // Which events we are interested in + 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_establishing; // Pending connections ? + 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 + + bool m_error; // Did an error occur in last IO call ? + wxList m_states; // Stack of states public: wxSocketBase(); @@ -141,94 +121,91 @@ public: 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& WriteMsg(const char *buffer, size_t nbytes); - wxSocketBase& ReadMsg(char* buffer, size_t nbytes); - wxSocketBase& Unread(const char *buffer, size_t 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, size_t size); - void CreatePushbackBefore(const char *buffer, size_t size); - // Status - inline bool Ok() const { return (m_fd < 0 ? 0 : 1); }; - inline bool Error() const { return (m_error != 0); }; + inline bool Ok() const { return (m_socket != NULL); }; + 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; }; + inline bool IsNoWait() const { return ((m_flags & NOWAIT) != 0); }; bool IsData() const; - inline size_t LastCount() const { return m_lcount; } - inline int LastError() const { return m_error; } - - inline void SetFlags(wxSockFlags _flags); - 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); - + inline wxUint32 LastCount() const { return m_lcount; } + inline wxSocketError LastError() const { return (wxSocketError)GSocket_GetError(m_socket); } + inline wxSockType GetType() const { return m_type; } + + // Some info on the socket... + virtual bool GetPeer(wxSockAddress& addr_man) const; + virtual bool GetLocal(wxSockAddress& addr_man) const; + + // Set attributes and flags + void SetFlags(wxSockFlags _flags); + wxSockFlags GetFlags() const; + void SetTimeout(long seconds); + + // 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); + // 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); - - // Method called when it happens something on the socket - void SetNotify(wxRequestNotify flags); - virtual void OnRequest(wxRequestEvent req_evt); - // Public internal callback - virtual void OldOnNotify(wxRequestEvent 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); + static wxSocketEventFlags EventToNotify(wxSocketNotify evt); + inline wxSocketEventFlags NeededReq() const { return m_neededreq; } - // So you can know what the socket driver is looking for ... - inline wxRequestNotify NeededReq() const { return m_neededreq; } + // External callback + wxSockCbk Callback(wxSockCbk cbk_); + char *CallbackData(char *data); - static wxRequestNotify EventToNotify(wxRequestEvent evt); + // Public internal callback + virtual void OldOnNotify(wxSocketNotify WXUNUSED(evt)); + + // Do NOT use these functions; they should be protected! + void CreatePushbackAfter(const char *buffer, wxUint32 size); + void CreatePushbackBefore(const char *buffer, wxUint32 size); + void OnRequest(wxSocketNotify req_evt); protected: friend class wxSocketServer; + friend class wxSocketClient; friend class wxSocketHandler; +#ifdef __SALFORDC__ +public: +#endif + wxSocketBase(wxSockFlags flags, wxSockType type); - - bool _Wait(long seconds, long microseconds, int type); - - // Set "my" handler - inline virtual void SetHandler(wxSocketHandler *handler) - { m_handler = handler; } - // Activate or disactivate callback - void SetupCallbacks(); - void DestroyCallbacks(); +#ifdef __SALFORDC__ +protected: +#endif - // Pushback library - size_t GetPushback(char *buffer, size_t size, bool peek); + bool _Wait(long seconds, long milliseconds, wxSocketEventFlags flags); - // To prevent many read or write on the same socket at the same time - // ==> cause strange things :-) - void WantSpeedBuffer(char *buffer, size_t size, wxRequestEvent req); - void WantBuffer(char *buffer, size_t size, wxRequestEvent req); + int DeferRead(char *buffer, wxUint32 nbytes); + int DeferWrite(const char *buffer, wxUint32 nbytes); + void DoDefer(); - virtual bool DoRequests(wxRequestEvent req); + // Pushback library + wxUint32 GetPushback(char *buffer, wxUint32 size, bool peek); }; //////////////////////////////////////////////////////////////////////// @@ -237,14 +214,14 @@ class WXDLLEXPORT wxSocketServer : public wxSocketBase { DECLARE_CLASS(wxSocketServer) public: - // 'service' can be a name or a port-number wxSocketServer(wxSockAddress& addr_man, wxSockFlags flags = wxSocketBase::NONE); - wxSocketBase* Accept(); - bool AcceptWith(wxSocketBase& sock); - virtual void OnRequest(wxRequestEvent flags); + wxSocketBase* Accept(bool wait = TRUE); + bool AcceptWith(wxSocketBase& sock, bool wait = TRUE); + + bool WaitForAccept(long seconds = -1, long milliseconds = 0); }; //////////////////////////////////////////////////////////////////////// @@ -259,63 +236,7 @@ public: virtual bool Connect(wxSockAddress& addr_man, bool wait = TRUE); - bool WaitOnConnect(long seconds = -1); - - virtual void OnRequest(wxRequestEvent flags); -}; - -//////////////////////////////////////////////////////////////////////// - -class WXDLLEXPORT wxSocketHandler : public wxObject -{ - DECLARE_CLASS(wxSocketHandler) -protected: - static wxSocketHandler *master; -#if defined(__WINDOWS__) - wxList *smsg_list; - struct wxSockHandlerInternal *internal; -#endif - wxList *socks; - -public: - enum SockStatus { SOCK_NONE, SOCK_DATA, SOCK_CONNECT, SOCK_DISCONNECT, - SOCK_ERROR }; - - wxSocketHandler(); - virtual ~wxSocketHandler(); - - void Register(wxSocketBase* sock); - void UnRegister(wxSocketBase* sock); - - unsigned long Count() const; - - // seconds = -1 means indefinite wait - // seconds = 0 means no wait - // seconds > 0 means specified wait - - int Wait(long seconds = -1, long microseconds = 0); - void YieldSock(); - - wxSocketServer *CreateServer - (wxSockAddress& addr, - wxSocketBase::wxSockFlags flags = wxSocketBase::NONE); - wxSocketClient *CreateClient - (wxSocketBase::wxSockFlags flags = wxSocketBase::NONE); - - // Create or reuse a socket handler - static wxSocketHandler& Master() - { return *((master) ? (master) : (master = new wxSocketHandler())); } - -#if defined(WXSOCK_INTERNAL) && defined(__WINDOWS__) - - friend LRESULT APIENTRY _EXPORT wxSocketHandlerWndProc(HWND hWnd, - UINT message, WPARAM wParam, LPARAM lParam); - - UINT NewMessage(wxSocketBase *sock); - void DestroyMessage(UINT msg); - - HWND GetHWND() const; -#endif + bool WaitOnConnect(long seconds = -1, long milliseconds = 0); }; class WXDLLEXPORT wxSocketEvent : public wxEvent { @@ -323,15 +244,24 @@ class WXDLLEXPORT wxSocketEvent : public wxEvent { public: wxSocketEvent(int id = 0); - wxSocketBase::wxRequestEvent 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::wxRequestEvent m_skevt; + wxSocketNotify m_skevt; + wxSocketBase *m_socket; }; typedef void (wxEvtHandler::*wxSocketEventFunction)(wxSocketEvent&); -#define wxEVT_SOCKET wxEVT_FIRST+301 +#define EVT_SOCKET(id, func) { wxEVT_SOCKET, id, -1, \ + (wxObjectEventFunction) (wxEventFunction) (wxSocketEventFunction) & func, \ + (wxObject *) NULL }, -#define EVT_SOCKET(id, func) { wxEVT_SOCKET, id, 0, (wxObjectEventFunction) (wxEventFunction) (wxSocketEventFunction) & func }, +#endif + // wxUSE_SOCKETS #endif + // _WX_NETWORK_SOCKET_H