X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/856bc99a57f7a01952e9621e4b014420abcaa7ca..677856c9ef3e4d4f0bb4b9acf71fd8f6a90a2f01:/src/common/socket.cpp diff --git a/src/common/socket.cpp b/src/common/socket.cpp index 0f13466c0c..247be68f8e 100644 --- a/src/common/socket.cpp +++ b/src/common/socket.cpp @@ -6,17 +6,13 @@ // Copyright: (C) 1999-1997, Guilhem Lavaux // (C) 2000-1999, Guillermo Rodriguez Garcia // RCS_ID: $Id$ -// License: see wxWindows license +// License: see wxWindows licence ///////////////////////////////////////////////////////////////////////////// // ========================================================================== // Declarations // ========================================================================== -#ifdef __GNUG__ -#pragma implementation "socket.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -27,6 +23,7 @@ #if wxUSE_SOCKETS #include "wx/app.h" +#include "wx/apptrait.h" #include "wx/defs.h" #include "wx/object.h" #include "wx/string.h" @@ -37,12 +34,13 @@ #include "wx/intl.h" #include "wx/event.h" -#if wxUSE_GUI - #include "wx/gdicmn.h" // for wxPendingDelete -#endif // wxUSE_GUI - #include "wx/sckaddr.h" #include "wx/socket.h" +#include "wx/stopwatch.h" + +// DLL options compatibility check: +#include "wx/build.h" +WX_CHECK_BUILD_OPTIONS("wxNet") // -------------------------------------------------------------------------- // macros and constants @@ -51,12 +49,26 @@ // discard buffer #define MAX_DISCARD_SIZE (10 * 1024) -// what to do within waits -#if wxUSE_GUI - #define PROCESS_EVENTS() wxYield() -#else - #define PROCESS_EVENTS() -#endif +// what to do within waits: we have 2 cases: from the main thread itself we +// have to call wxYield() to let the events (including the GUI events and the +// low-level (not wxWidgets) events from GSocket) be processed. From another +// thread it is enough to just call wxThread::Yield() which will give away the +// rest of our time slice: the explanation is that the events will be processed +// by the main thread anyhow, without calling wxYield(), but we don't want to +// eat the CPU time uselessly while sitting in the loop waiting for the data +#if wxUSE_THREADS + #define PROCESS_EVENTS() \ + { \ + if ( wxThread::IsMain() ) \ + wxYield(); \ + else \ + wxThread::Yield(); \ + } +#else // !wxUSE_THREADS + #define PROCESS_EVENTS() wxYield() +#endif // wxUSE_THREADS/!wxUSE_THREADS + +#define wxTRACE_Socket _T("wxSocket") // -------------------------------------------------------------------------- // wxWin macros @@ -79,19 +91,80 @@ public: wxSocketEventFlags m_eventmask; bool m_notify; void *m_clientData; -#if WXWIN_COMPATIBILITY - wxSocketBase::wxSockCbk m_cbk; - char *m_cdata; -#endif // WXWIN_COMPATIBILITY public: wxSocketState() : wxObject() {} + + DECLARE_NO_COPY_CLASS(wxSocketState) }; // ========================================================================== // wxSocketBase // ========================================================================== +// -------------------------------------------------------------------------- +// Initialization and shutdown +// -------------------------------------------------------------------------- + +// FIXME-MT: all this is MT-unsafe, of course, we should protect all accesses +// to m_countInit with a crit section +size_t wxSocketBase::m_countInit = 0; + +bool wxSocketBase::IsInitialized() +{ + return m_countInit > 0; +} + +bool wxSocketBase::Initialize() +{ + if ( !m_countInit++ ) + { + /* + Details: Initialize() creates a hidden window as a sink for socket + events, such as 'read completed'. wxMSW has only one message loop + for the main thread. If Initialize is called in a secondary thread, + the socket window will be created for the secondary thread, but + since there is no message loop on this thread, it will never + receive events and all socket operations will time out. + BTW, the main thread must not be stopped using sleep or block + on a semaphore (a bad idea in any case) or socket operations + will time out. + + On the Mac side, Initialize() stores a pointer to the CFRunLoop for + the main thread. Because secondary threads do not have run loops, + adding event notifications to the "Current" loop would have no + effect at all, events would never fire. + */ + wxASSERT_MSG( wxIsMainThread(), + wxT("Call wxSocketBase::Initialize() from the main thread first!")); + + wxAppTraits *traits = wxAppConsole::GetInstance() ? + wxAppConsole::GetInstance()->GetTraits() : NULL; + GSocketGUIFunctionsTable *functions = + traits ? traits->GetSocketGUIFunctionsTable() : NULL; + GSocket_SetGUIFunctions(functions); + + if ( !GSocket_Init() ) + { + m_countInit--; + + return false; + } + } + + return true; +} + +void wxSocketBase::Shutdown() +{ + // we should be initialized + wxASSERT_MSG( m_countInit, _T("extra call to Shutdown()") ); + if ( !--m_countInit ) + { + GSocket_Cleanup(); + } +} + // -------------------------------------------------------------------------- // Ctor and dtor // -------------------------------------------------------------------------- @@ -107,10 +180,10 @@ void wxSocketBase::Init() m_establishing = m_reading = m_writing = - m_error = FALSE; + m_error = false; m_lcount = 0; m_timeout = 600; - m_beingDeleted = FALSE; + m_beingDeleted = false; // pushback buffer m_unread = NULL; @@ -118,15 +191,18 @@ void wxSocketBase::Init() m_unrd_cur = 0; // events - m_id = -1; + m_id = wxID_ANY; m_handler = NULL; m_clientData = NULL; - m_notify = FALSE; + m_notify = false; m_eventmask = 0; -#if WXWIN_COMPATIBILITY - m_cbk = NULL; - m_cdata = NULL; -#endif // WXWIN_COMPATIBILITY + + if ( !IsInitialized() ) + { + // this Initialize() will be undone by wxSocketModule::OnExit(), all the + // other calls to it should be matched by a call to Shutdown() + Initialize(); + } } wxSocketBase::wxSocketBase() @@ -146,9 +222,9 @@ wxSocketBase::~wxSocketBase() { // Just in case the app called Destroy() *and* then deleted // the socket immediately: don't leave dangling pointers. -#if wxUSE_GUI - wxPendingDelete.DeleteObject(this); -#endif + wxAppTraits *traits = wxTheApp ? wxTheApp->GetTraits() : NULL; + if ( traits ) + traits->RemoveFromPendingDelete(this); // Shutdown and close the socket if (!m_beingDeleted) @@ -156,7 +232,7 @@ wxSocketBase::~wxSocketBase() // Destroy the GSocket object if (m_socket) - GSocket_destroy(m_socket); + delete m_socket; // Free the pushback buffer if (m_unread) @@ -168,22 +244,28 @@ bool wxSocketBase::Destroy() // Delayed destruction: the socket will be deleted during the next // idle loop iteration. This ensures that all pending events have // been processed. - m_beingDeleted = TRUE; + m_beingDeleted = true; // Shutdown and close the socket Close(); // Supress events from now on - Notify(FALSE); + Notify(false); -#if wxUSE_GUI - if ( !wxPendingDelete.Member(this) ) - wxPendingDelete.Append(this); -#else - delete this; -#endif + // schedule this object for deletion + wxAppTraits *traits = wxTheApp ? wxTheApp->GetTraits() : NULL; + if ( traits ) + { + // let the traits object decide what to do with us + traits->ScheduleForDestroy(this); + } + else // no app or no traits + { + // in wxBase we might have no app object at all, don't leak memory + delete this; + } - return TRUE; + return true; } // -------------------------------------------------------------------------- @@ -203,22 +285,22 @@ bool wxSocketBase::Close() if (m_socket) { // Disable callbacks - GSocket_UnsetCallback(m_socket, GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG | + m_socket->UnsetCallback(GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG | GSOCK_LOST_FLAG | GSOCK_CONNECTION_FLAG); // Shutdown the connection - GSocket_Shutdown(m_socket); + m_socket->Shutdown(); } - m_connected = FALSE; - m_establishing = FALSE; - return TRUE; + m_connected = false; + m_establishing = false; + return true; } wxSocketBase& wxSocketBase::Read(void* buffer, wxUint32 nbytes) { // Mask read events - m_reading = TRUE; + m_reading = true; m_lcount = _Read(buffer, nbytes); @@ -229,7 +311,7 @@ wxSocketBase& wxSocketBase::Read(void* buffer, wxUint32 nbytes) m_error = (m_lcount == 0); // Allow read events from now on - m_reading = FALSE; + m_reading = false; return *this; } @@ -237,41 +319,47 @@ wxSocketBase& wxSocketBase::Read(void* buffer, wxUint32 nbytes) wxUint32 wxSocketBase::_Read(void* buffer, wxUint32 nbytes) { int total; - int ret = 1; // Try the pushback buffer first - total = GetPushback(buffer, nbytes, FALSE); + total = GetPushback(buffer, nbytes, false); nbytes -= total; buffer = (char *)buffer + total; - // If the socket is invalid or we got all the data, return now - if (!m_socket || !nbytes) + // Return now in one of the following cases: + // - the socket is invalid, + // - we got all the data, + // - we got *some* data and we are not using wxSOCKET_WAITALL. + if ( !m_socket || + !nbytes || + ((total != 0) && !(m_flags & wxSOCKET_WAITALL)) ) return total; // Possible combinations (they are checked in this order) // wxSOCKET_NOWAIT - // wxSOCKET_WAITALL | wxSOCKET_BLOCK - // wxSOCKET_WAITALL + // wxSOCKET_WAITALL (with or without wxSOCKET_BLOCK) // wxSOCKET_BLOCK // wxSOCKET_NONE // + int ret; if (m_flags & wxSOCKET_NOWAIT) { - GSocket_SetNonBlocking(m_socket, TRUE); - ret = GSocket_Read(m_socket, (char *)buffer, nbytes); - GSocket_SetNonBlocking(m_socket, FALSE); + m_socket->SetNonBlocking(1); + ret = m_socket->Read((char *)buffer, nbytes); + m_socket->SetNonBlocking(0); if (ret > 0) total += ret; } - else if (m_flags & wxSOCKET_WAITALL) + else { - while (ret > 0 && nbytes > 0) + bool more = true; + + while (more) { - if (!(m_flags & wxSOCKET_BLOCK) && !WaitForRead()) - break; + if ( !(m_flags & wxSOCKET_BLOCK) && !WaitForRead() ) + break; - ret = GSocket_Read(m_socket, (char *)buffer, nbytes); + ret = m_socket->Read((char *)buffer, nbytes); if (ret > 0) { @@ -279,16 +367,12 @@ wxUint32 wxSocketBase::_Read(void* buffer, wxUint32 nbytes) nbytes -= ret; buffer = (char *)buffer + ret; } - } - } - else - { - if ((m_flags & wxSOCKET_BLOCK) || WaitForRead()) - { - ret = GSocket_Read(m_socket, (char *)buffer, nbytes); - if (ret > 0) - total += ret; + // If we got here and wxSOCKET_WAITALL is not set, we can leave + // now. Otherwise, wait until we recv all the data or until there + // is an error. + // + more = (ret > 0 && nbytes > 0 && (m_flags & wxSOCKET_WAITALL)); } } @@ -307,10 +391,10 @@ wxSocketBase& wxSocketBase::ReadMsg(void* buffer, wxUint32 nbytes) } msg; // Mask read events - m_reading = TRUE; + m_reading = true; total = 0; - error = TRUE; + error = true; old_flags = m_flags; SetFlags((m_flags & wxSOCKET_BLOCK) | wxSOCKET_WAITALL); @@ -324,7 +408,7 @@ wxSocketBase& wxSocketBase::ReadMsg(void* buffer, wxUint32 nbytes) if (sig != 0xfeeddead) { - wxLogWarning( _("wxSocket: invalid signature in ReadMsg.")); + wxLogWarning(_("wxSocket: invalid signature in ReadMsg.")); goto exit; } @@ -378,17 +462,17 @@ wxSocketBase& wxSocketBase::ReadMsg(void* buffer, wxUint32 nbytes) if (sig != 0xdeadfeed) { - wxLogWarning( _("wxSocket: invalid signature in ReadMsg.")); + wxLogWarning(_("wxSocket: invalid signature in ReadMsg.")); goto exit; } // everything was OK - error = FALSE; + error = false; exit: m_error = error; m_lcount = total; - m_reading = FALSE; + m_reading = false; SetFlags(old_flags); return *this; @@ -397,7 +481,7 @@ exit: wxSocketBase& wxSocketBase::Peek(void* buffer, wxUint32 nbytes) { // Mask read events - m_reading = TRUE; + m_reading = true; m_lcount = _Read(buffer, nbytes); Pushback(buffer, m_lcount); @@ -409,7 +493,7 @@ wxSocketBase& wxSocketBase::Peek(void* buffer, wxUint32 nbytes) m_error = (m_lcount == 0); // Allow read events again - m_reading = FALSE; + m_reading = false; return *this; } @@ -417,7 +501,7 @@ wxSocketBase& wxSocketBase::Peek(void* buffer, wxUint32 nbytes) wxSocketBase& wxSocketBase::Write(const void *buffer, wxUint32 nbytes) { // Mask write events - m_writing = TRUE; + m_writing = true; m_lcount = _Write(buffer, nbytes); @@ -428,7 +512,7 @@ wxSocketBase& wxSocketBase::Write(const void *buffer, wxUint32 nbytes) m_error = (m_lcount == 0); // Allow write events again - m_writing = FALSE; + m_writing = false; return *this; } @@ -436,53 +520,50 @@ wxSocketBase& wxSocketBase::Write(const void *buffer, wxUint32 nbytes) wxUint32 wxSocketBase::_Write(const void *buffer, wxUint32 nbytes) { wxUint32 total = 0; - int ret = 1; - // If the socket is invalid, return immediately - if (!m_socket) + // If the socket is invalid or parameters are ill, return immediately + if (!m_socket || !buffer || !nbytes) return 0; // Possible combinations (they are checked in this order) // wxSOCKET_NOWAIT - // wxSOCKET_WAITALL | wxSOCKET_BLOCK - // wxSOCKET_WAITALL + // wxSOCKET_WAITALL (with or without wxSOCKET_BLOCK) // wxSOCKET_BLOCK // wxSOCKET_NONE // + int ret; if (m_flags & wxSOCKET_NOWAIT) { - GSocket_SetNonBlocking(m_socket, TRUE); - ret = GSocket_Write(m_socket, (const char *)buffer, nbytes); - GSocket_SetNonBlocking(m_socket, FALSE); + m_socket->SetNonBlocking(1); + ret = m_socket->Write((const char *)buffer, nbytes); + m_socket->SetNonBlocking(0); if (ret > 0) total = ret; } - else if (m_flags & wxSOCKET_WAITALL) + else { - while (ret > 0 && nbytes > 0) + bool more = true; + + while (more) { - if (!(m_flags & wxSOCKET_BLOCK) && !WaitForWrite()) - break; + if ( !(m_flags & wxSOCKET_BLOCK) && !WaitForWrite() ) + break; + + ret = m_socket->Write((const char *)buffer, nbytes); - ret = GSocket_Write(m_socket, (const char *)buffer, nbytes); - if (ret > 0) { total += ret; nbytes -= ret; buffer = (const char *)buffer + ret; } - } - } - else - { - if ((m_flags & wxSOCKET_BLOCK) || WaitForWrite()) - { - ret = GSocket_Write(m_socket, (const char *)buffer, nbytes); - if (ret > 0) - total = ret; + // If we got here and wxSOCKET_WAITALL is not set, we can leave + // now. Otherwise, wait until we send all the data or until there + // is an error. + // + more = (ret > 0 && nbytes > 0 && (m_flags & wxSOCKET_WAITALL)); } } @@ -493,7 +574,6 @@ wxSocketBase& wxSocketBase::WriteMsg(const void *buffer, wxUint32 nbytes) { wxUint32 total; bool error; - int old_flags; struct { unsigned char sig[4]; @@ -501,11 +581,10 @@ wxSocketBase& wxSocketBase::WriteMsg(const void *buffer, wxUint32 nbytes) } msg; // Mask write events - m_writing = TRUE; + m_writing = true; - error = TRUE; + error = true; total = 0; - old_flags = m_flags; SetFlags((m_flags & wxSOCKET_BLOCK) | wxSOCKET_WAITALL); msg.sig[0] = (unsigned char) 0xad; @@ -536,12 +615,12 @@ wxSocketBase& wxSocketBase::WriteMsg(const void *buffer, wxUint32 nbytes) goto exit; // everything was OK - error = FALSE; + error = false; exit: m_error = error; m_lcount = total; - m_writing = FALSE; + m_writing = false; return *this; } @@ -551,7 +630,7 @@ wxSocketBase& wxSocketBase::Unread(const void *buffer, wxUint32 nbytes) if (nbytes != 0) Pushback(buffer, nbytes); - m_error = FALSE; + m_error = false; m_lcount = nbytes; return *this; @@ -559,15 +638,13 @@ wxSocketBase& wxSocketBase::Unread(const void *buffer, wxUint32 nbytes) wxSocketBase& wxSocketBase::Discard() { - int old_flags; char *buffer = new char[MAX_DISCARD_SIZE]; wxUint32 ret; wxUint32 total = 0; // Mask read events - m_reading = TRUE; + m_reading = true; - old_flags = m_flags; SetFlags(wxSOCKET_NOWAIT); do @@ -579,10 +656,10 @@ wxSocketBase& wxSocketBase::Discard() delete[] buffer; m_lcount = total; - m_error = FALSE; + m_error = false; // Allow read events again - m_reading = FALSE; + m_reading = false; return *this; } @@ -604,12 +681,12 @@ bool wxSocketBase::_Wait(long seconds, GSocketEventFlags result; long timeout; - // Set this to TRUE to interrupt ongoing waits - m_interrupt = FALSE; + // Set this to true to interrupt ongoing waits + m_interrupt = false; // Check for valid socket if (!m_socket) - return FALSE; + return false; // Check for valid timeout value. if (seconds != -1) @@ -617,6 +694,10 @@ bool wxSocketBase::_Wait(long seconds, else timeout = m_timeout * 1000; +#if !defined(wxUSE_GUI) || !wxUSE_GUI + m_socket->SetTimeout(timeout); +#endif + // Wait in an active polling loop. // // NOTE: We duplicate some of the code in OnRequest, but this doesn't @@ -628,42 +709,42 @@ bool wxSocketBase::_Wait(long seconds, // we are just polling). Also, if just polling, do not yield. wxStopWatch chrono; - bool done = FALSE; + bool done = false; while (!done) { - result = GSocket_Select(m_socket, flags | GSOCK_LOST_FLAG); + result = m_socket->Select(flags | GSOCK_LOST_FLAG); // Incoming connection (server) or connection established (client) if (result & GSOCK_CONNECTION_FLAG) { - m_connected = TRUE; - m_establishing = FALSE; - return TRUE; + m_connected = true; + m_establishing = false; + return true; } // Data available or output buffer ready if ((result & GSOCK_INPUT_FLAG) || (result & GSOCK_OUTPUT_FLAG)) { - return TRUE; + return true; } // Connection lost if (result & GSOCK_LOST_FLAG) { - m_connected = FALSE; - m_establishing = FALSE; + m_connected = false; + m_establishing = false; return (flags & GSOCK_LOST_FLAG) != 0; } // Wait more? if ((!timeout) || (chrono.Time() > timeout) || (m_interrupt)) - done = TRUE; + done = true; else PROCESS_EVENTS(); } - return FALSE; + return false; } bool wxSocketBase::Wait(long seconds, long milliseconds) @@ -678,17 +759,18 @@ bool wxSocketBase::WaitForRead(long seconds, long milliseconds) { // Check pushback buffer before entering _Wait if (m_unread) - return TRUE; + return true; // Note that GSOCK_INPUT_LOST has to be explicitly passed to // _Wait becuase of the semantics of WaitForRead: a return - // value of TRUE means that a GSocket_Read call will return + // value of true means that a GSocket_Read call will return // immediately, not that there is actually data to read. return _Wait(seconds, milliseconds, GSOCK_INPUT_FLAG | GSOCK_LOST_FLAG); } + bool wxSocketBase::WaitForWrite(long seconds, long milliseconds) { return _Wait(seconds, milliseconds, GSOCK_OUTPUT_FLAG); @@ -712,13 +794,19 @@ bool wxSocketBase::GetPeer(wxSockAddress& addr_man) const GAddress *peer; if (!m_socket) - return FALSE; + return false; + + peer = m_socket->GetPeer(); + + // copying a null address would just trigger an assert anyway + + if (!peer) + return false; - peer = GSocket_GetPeer(m_socket); addr_man.SetAddress(peer); GAddress_destroy(peer); - return TRUE; + return true; } bool wxSocketBase::GetLocal(wxSockAddress& addr_man) const @@ -726,13 +814,13 @@ bool wxSocketBase::GetLocal(wxSockAddress& addr_man) const GAddress *local; if (!m_socket) - return FALSE; + return false; - local = GSocket_GetLocal(m_socket); + local = m_socket->GetLocal(); addr_man.SetAddress(local); GAddress_destroy(local); - return TRUE; + return true; } // @@ -749,35 +837,27 @@ void wxSocketBase::SaveState() state->m_notify = m_notify; state->m_eventmask = m_eventmask; state->m_clientData = m_clientData; -#if WXWIN_COMPATIBILITY - state->m_cbk = m_cbk; - state->m_cdata = m_cdata; -#endif // WXWIN_COMPATIBILITY m_states.Append(state); } void wxSocketBase::RestoreState() { - wxNode *node; + wxList::compatibility_iterator node; wxSocketState *state; - node = m_states.Last(); + node = m_states.GetLast(); if (!node) return; - state = (wxSocketState *)node->Data(); + state = (wxSocketState *)node->GetData(); m_flags = state->m_flags; m_notify = state->m_notify; m_eventmask = state->m_eventmask; m_clientData = state->m_clientData; -#if WXWIN_COMPATIBILITY - m_cbk = state->m_cbk; - m_cdata = state->m_cdata; -#endif // WXWIN_COMPATIBILITY - delete node; + m_states.Erase(node); delete state; } @@ -790,7 +870,7 @@ void wxSocketBase::SetTimeout(long seconds) m_timeout = seconds; if (m_socket) - GSocket_SetTimeout(m_socket, m_timeout * 1000); + m_socket->SetTimeout(m_timeout * 1000); } void wxSocketBase::SetFlags(wxSocketFlags flags) @@ -799,30 +879,6 @@ void wxSocketBase::SetFlags(wxSocketFlags flags) } -// -------------------------------------------------------------------------- -// Callbacks (now obsolete - use events instead) -// -------------------------------------------------------------------------- - -#if WXWIN_COMPATIBILITY - -wxSocketBase::wxSockCbk wxSocketBase::Callback(wxSockCbk cbk_) -{ - wxSockCbk old_cbk = cbk_; - - m_cbk = cbk_; - return old_cbk; -} - -char *wxSocketBase::CallbackData(char *data) -{ - char *old_data = m_cdata; - - m_cdata = data; - return old_data; -} - -#endif // WXWIN_COMPATIBILITY - // -------------------------------------------------------------------------- // Event handling // -------------------------------------------------------------------------- @@ -845,9 +901,10 @@ char *wxSocketBase::CallbackData(char *data) // decoupled from wx_socket_callback and thus they suffer from a variety // of problems. Avoid them where possible and use events instead. -static void LINKAGEMODE wx_socket_callback(GSocket * WXUNUSED(socket), - GSocketEvent notification, - char *cdata) +extern "C" +void LINKAGEMODE wx_socket_callback(GSocket * WXUNUSED(socket), + GSocketEvent notification, + char *cdata) { wxSocketBase *sckobj = (wxSocketBase *)cdata; @@ -864,8 +921,8 @@ void wxSocketBase::OnRequest(wxSocketNotify notification) switch(notification) { case wxSOCKET_CONNECTION: - m_establishing = FALSE; - m_connected = TRUE; + m_establishing = false; + m_connected = true; break; // If we are in the middle of a R/W operation, do not @@ -873,18 +930,18 @@ void wxSocketBase::OnRequest(wxSocketNotify notification) // which are no longer valid. case wxSOCKET_INPUT: - if (m_reading || !GSocket_Select(m_socket, GSOCK_INPUT_FLAG)) + if (m_reading || !m_socket->Select(GSOCK_INPUT_FLAG)) return; break; case wxSOCKET_OUTPUT: - if (m_writing || !GSocket_Select(m_socket, GSOCK_OUTPUT_FLAG)) + if (m_writing || !m_socket->Select(GSOCK_OUTPUT_FLAG)) return; break; case wxSOCKET_LOST: - m_connected = FALSE; - m_establishing = FALSE; + m_connected = false; + m_establishing = false; break; default: @@ -893,13 +950,17 @@ void wxSocketBase::OnRequest(wxSocketNotify notification) // Schedule the event - wxSocketEventFlags flag = -1; + wxSocketEventFlags flag = 0; + wxUnusedVar(flag); switch (notification) { case GSOCK_INPUT: flag = GSOCK_INPUT_FLAG; break; case GSOCK_OUTPUT: flag = GSOCK_OUTPUT_FLAG; break; case GSOCK_CONNECTION: flag = GSOCK_CONNECTION_FLAG; break; case GSOCK_LOST: flag = GSOCK_LOST_FLAG; break; + default: + wxLogWarning(_("wxSocket: unknown event!.")); + return; } if (((m_eventmask & flag) == flag) && m_notify) @@ -913,11 +974,6 @@ void wxSocketBase::OnRequest(wxSocketNotify notification) m_handler->AddPendingEvent(event); } - -#if WXWIN_COMPATIBILITY - if (m_cbk) - m_cbk(*this, notification, m_cdata); -#endif // WXWIN_COMPATIBILITY } } @@ -990,37 +1046,48 @@ wxUint32 wxSocketBase::GetPushback(void *buffer, wxUint32 size, bool peek) // ========================================================================== -// wxSocketServer +// wxSocketServer // ========================================================================== // -------------------------------------------------------------------------- // Ctor // -------------------------------------------------------------------------- -wxSocketServer::wxSocketServer(wxSockAddress& addr_man, +wxSocketServer::wxSocketServer(const wxSockAddress& addr_man, wxSocketFlags flags) : wxSocketBase(flags, wxSOCKET_SERVER) { - // Create the socket - m_socket = GSocket_new(); + wxLogTrace( wxTRACE_Socket, _T("Opening wxSocketServer") ); - if (!m_socket) - return; + m_socket = GSocket_new(); - // Setup the socket as server - GSocket_SetLocal(m_socket, addr_man.GetAddress()); - if (GSocket_SetServer(m_socket) != GSOCK_NOERROR) - { - GSocket_destroy(m_socket); - m_socket = NULL; - return; - } + if (!m_socket) + { + wxLogTrace( wxTRACE_Socket, _T("*** GSocket_new failed") ); + return; + } - GSocket_SetTimeout(m_socket, m_timeout * 1000); - GSocket_SetCallback(m_socket, GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG | - GSOCK_LOST_FLAG | GSOCK_CONNECTION_FLAG, - wx_socket_callback, (char *)this); + // Setup the socket as server + m_socket->SetLocal(addr_man.GetAddress()); + + if (GetFlags() & wxSOCKET_REUSEADDR) { + m_socket->SetReusable(); + } + + if (m_socket->SetServer() != GSOCK_NOERROR) + { + delete m_socket; + m_socket = NULL; + + wxLogTrace( wxTRACE_Socket, _T("*** GSocket_SetServer failed") ); + return; + } + + m_socket->SetTimeout(m_timeout * 1000); + m_socket->SetCallback(GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG | + GSOCK_LOST_FLAG | GSOCK_CONNECTION_FLAG, + wx_socket_callback, (char *)this); } // -------------------------------------------------------------------------- @@ -1032,33 +1099,33 @@ bool wxSocketServer::AcceptWith(wxSocketBase& sock, bool wait) GSocket *child_socket; if (!m_socket) - return FALSE; + return false; - // If wait == FALSE, then the call should be nonblocking. + // If wait == false, then the call should be nonblocking. // When we are finished, we put the socket to blocking mode // again. if (!wait) - GSocket_SetNonBlocking(m_socket, TRUE); + m_socket->SetNonBlocking(1); - child_socket = GSocket_WaitConnection(m_socket); + child_socket = m_socket->WaitConnection(); if (!wait) - GSocket_SetNonBlocking(m_socket, FALSE); + m_socket->SetNonBlocking(0); if (!child_socket) - return FALSE; + return false; sock.m_type = wxSOCKET_BASE; sock.m_socket = child_socket; - sock.m_connected = TRUE; + sock.m_connected = true; - GSocket_SetTimeout(sock.m_socket, sock.m_timeout * 1000); - GSocket_SetCallback(sock.m_socket, GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG | + sock.m_socket->SetTimeout(sock.m_timeout * 1000); + sock.m_socket->SetCallback(GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG | GSOCK_LOST_FLAG | GSOCK_CONNECTION_FLAG, wx_socket_callback, (char *)&sock); - return TRUE; + return true; } wxSocketBase *wxSocketServer::Accept(bool wait) @@ -1068,7 +1135,10 @@ wxSocketBase *wxSocketServer::Accept(bool wait) sock->SetFlags(m_flags); if (!AcceptWith(*sock, wait)) - return NULL; + { + sock->Destroy(); + sock = NULL; + } return sock; } @@ -1078,6 +1148,31 @@ bool wxSocketServer::WaitForAccept(long seconds, long milliseconds) return _Wait(seconds, milliseconds, GSOCK_CONNECTION_FLAG); } +bool wxSocketBase::GetOption(int level, int optname, void *optval, int *optlen) +{ + wxASSERT_MSG( m_socket, _T("Socket not initialised") ); + + if (m_socket->GetSockOpt(level, optname, optval, optlen) + != GSOCK_NOERROR) + { + return false; + } + return true; +} + +bool wxSocketBase::SetOption(int level, int optname, const void *optval, + int optlen) +{ + wxASSERT_MSG( m_socket, _T("Socket not initialised") ); + + if (m_socket->SetSockOpt(level, optname, optval, optlen) + != GSOCK_NOERROR) + { + return false; + } + return true; +} + // ========================================================================== // wxSocketClient // ========================================================================== @@ -1107,53 +1202,53 @@ bool wxSocketClient::Connect(wxSockAddress& addr_man, bool wait) { // Shutdown and destroy the socket Close(); - GSocket_destroy(m_socket); + delete m_socket; } m_socket = GSocket_new(); - m_connected = FALSE; - m_establishing = FALSE; + m_connected = false; + m_establishing = false; if (!m_socket) - return FALSE; + return false; - GSocket_SetTimeout(m_socket, m_timeout * 1000); - GSocket_SetCallback(m_socket, GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG | + m_socket->SetTimeout(m_timeout * 1000); + m_socket->SetCallback(GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG | GSOCK_LOST_FLAG | GSOCK_CONNECTION_FLAG, wx_socket_callback, (char *)this); - // If wait == FALSE, then the call should be nonblocking. + // If wait == false, then the call should be nonblocking. // When we are finished, we put the socket to blocking mode // again. if (!wait) - GSocket_SetNonBlocking(m_socket, TRUE); + m_socket->SetNonBlocking(1); - GSocket_SetPeer(m_socket, addr_man.GetAddress()); - err = GSocket_Connect(m_socket, GSOCK_STREAMED); + m_socket->SetPeer(addr_man.GetAddress()); + err = m_socket->Connect(GSOCK_STREAMED); if (!wait) - GSocket_SetNonBlocking(m_socket, FALSE); + m_socket->SetNonBlocking(0); if (err != GSOCK_NOERROR) { if (err == GSOCK_WOULDBLOCK) - m_establishing = TRUE; + m_establishing = true; - return FALSE; + return false; } - m_connected = TRUE; - return TRUE; + m_connected = true; + return true; } bool wxSocketClient::WaitOnConnect(long seconds, long milliseconds) { if (m_connected) // Already connected - return TRUE; + return true; if (!m_establishing || !m_socket) // No connection in progress - return FALSE; + return false; return _Wait(seconds, milliseconds, GSOCK_CONNECTION_FLAG | GSOCK_LOST_FLAG); @@ -1165,7 +1260,7 @@ bool wxSocketClient::WaitOnConnect(long seconds, long milliseconds) /* NOTE: experimental stuff - might change */ -wxDatagramSocket::wxDatagramSocket( wxSockAddress& addr, +wxDatagramSocket::wxDatagramSocket( const wxSockAddress& addr, wxSocketFlags flags ) : wxSocketBase( flags, wxSOCKET_DATAGRAM ) { @@ -1173,22 +1268,24 @@ wxDatagramSocket::wxDatagramSocket( wxSockAddress& addr, m_socket = GSocket_new(); if(!m_socket) + { + wxASSERT_MSG( 0, _T("datagram socket not new'd") ); return; - + } // Setup the socket as non connection oriented - GSocket_SetLocal(m_socket, addr.GetAddress()); - if( GSocket_SetNonOriented(m_socket) != GSOCK_NOERROR ) + m_socket->SetLocal(addr.GetAddress()); + if( m_socket->SetNonOriented() != GSOCK_NOERROR ) { - GSocket_destroy(m_socket); + delete m_socket; m_socket = NULL; return; } // Initialize all stuff - m_connected = FALSE; - m_establishing = FALSE; - GSocket_SetTimeout( m_socket, m_timeout ); - GSocket_SetCallback( m_socket, GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG | + m_connected = false; + m_establishing = false; + m_socket->SetTimeout( m_timeout ); + m_socket->SetCallback( GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG | GSOCK_LOST_FLAG | GSOCK_CONNECTION_FLAG, wx_socket_callback, (char*)this ); @@ -1203,48 +1300,43 @@ wxDatagramSocket& wxDatagramSocket::RecvFrom( wxSockAddress& addr, return (*this); } -wxDatagramSocket& wxDatagramSocket::SendTo( wxSockAddress& addr, +wxDatagramSocket& wxDatagramSocket::SendTo( const wxSockAddress& addr, const void* buf, wxUint32 nBytes ) { - GSocket_SetPeer(m_socket, addr.GetAddress()); + wxASSERT_MSG( m_socket, _T("Socket not initialised") ); + + m_socket->SetPeer(addr.GetAddress()); Write(buf, nBytes); return (*this); } -// ========================================================================== -// wxSocketEvent -// ========================================================================== - -wxSocketEvent::wxSocketEvent(int id) : wxEvent(id) -{ - SetEventType( (wxEventType)wxEVT_SOCKET ); -} - -void wxSocketEvent::CopyObject(wxObject& object_dest) const -{ - wxSocketEvent *event = (wxSocketEvent *)&object_dest; - - wxEvent::CopyObject(object_dest); - - event->m_event = m_event; - event->m_clientData = m_clientData; -} - // ========================================================================== // wxSocketModule // ========================================================================== -class WXDLLEXPORT wxSocketModule : public wxModule +class wxSocketModule : public wxModule { - DECLARE_DYNAMIC_CLASS(wxSocketModule) - public: - bool OnInit() { return GSocket_Init(); } - void OnExit() { GSocket_Cleanup(); } + virtual bool OnInit() + { + // wxSocketBase will call GSocket_Init() itself when/if needed + return true; + } + + virtual void OnExit() + { + if ( wxSocketBase::IsInitialized() ) + wxSocketBase::Shutdown(); + } + +private: + DECLARE_DYNAMIC_CLASS(wxSocketModule) }; IMPLEMENT_DYNAMIC_CLASS(wxSocketModule, wxModule) #endif // wxUSE_SOCKETS + +// vi:sts=4:sw=4:et