////////////////////////////////////////////////////////////////////////////////
// Name: socket.cpp
// Purpose: Socket handler classes
-// Authors: Guilhem Lavaux (completely rewritten from a basic API of Andrew
-// Davidson(1995) in wxWeb)
+// Authors: Guilhem Lavaux
// Created: April 1997
-// Updated: March 1998
-// Copyright: (C) 1998, 1997, Guilhem Lavaux
+// Updated: July 1999
+// Copyright: (C) 1999, 1998, 1997, Guilhem Lavaux
// RCS_ID: $Id$
// License: see wxWindows license
////////////////////////////////////////////////////////////////////////////////
#pragma implementation "socket.h"
#endif
-#ifdef __MWERKS__
-typedef int socklen_t ;
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
+#if wxUSE_SOCKETS
+
/////////////////////////////////////////////////////////////////////////////
// wxWindows headers
/////////////////////////////////////////////////////////////////////////////
#include <wx/string.h>
#include <wx/timer.h>
#include <wx/utils.h>
-
-// Not enough OS behaviour defined for wxStubs
-#ifndef __WXSTUBS__
+#include <wx/log.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
-/////////////////////////////////////////////////////////////////////////////
-// System specific headers
-/////////////////////////////////////////////////////////////////////////////
-#ifdef __WXMAC__
-// in order to avoid problems with our c library and double definitions
-#define close closesocket
-#define ioctl ioctlsocket
-
-#include <wx/mac/macsock.h>
-extern GUSISpinFn GUSISpin;
-#define PROCESS_EVENTS() wxMacProcessEvents()
-const short kwxMacNetEventsMax = 1000 ;
-short wxMacNetEventsTop = 0 ;
-short wxMacNetEventsBottom = 0 ;
-short wxMacNetEventsEvents[kwxMacNetEventsMax] ;
-void *wxMacNetEventsReferences[kwxMacNetEventsMax] ;
-
-#define FD_READ 1
-#define FD_WRITE 2
-#define FD_CLOSE 4
-#define FD_ACCEPT 8
-#define FD_CONNECT 16
-#define FD_READY 32
-
-extern "C" void wxMacSocketHandlerProc( void *refcon , short event ) ; // adds events
-extern "C" void wxMacSocketOnRequestProc( void *refcon , short event ) ; // consumes them
-extern "C" void GUSISetReference( short sock , short eventmask , void * data ) ;
-void wxMacProcessEvents() ;
-#endif
-
-#if defined(__WINDOWS__)
-#include <winsock.h>
-#endif // __WINDOWS__
-
-#if defined(__UNIX__)
-
-#ifdef VMS
-#include <socket.h>
-#else
-#include <sys/socket.h>
-#endif
-#include <sys/ioctl.h>
-
-#include <sys/time.h>
-#include <unistd.h>
-
-#ifdef sun
-#include <sys/filio.h>
-#endif
-
-#endif // __UNIX__
-
-#include <signal.h>
-#include <errno.h>
-
-#ifdef __VISUALC__
-#include <io.h>
-#endif
-
-#if defined(__WXMOTIF__) || defined(__WXXT__)
-#include <X11/Intrinsic.h>
-
-/////////////////////////////
-// Needs internal variables
-/////////////////////////////
-#ifdef __WXXT__
-#define Uses_XtIntrinsic
-#endif
-
-#endif
-
-#if defined(__WXGTK__)
-#include <gtk/gtk.h>
-#endif
-
/////////////////////////////////////////////////////////////////////////////
// wxSocket headers
/////////////////////////////////////////////////////////////////////////////
-#include "wx/module.h"
-#define WXSOCK_INTERNAL
-#include "wx/sckaddr.h"
-#include "wx/socket.h"
-
-/////////////////////////////////////////////////////////////////////////////
-// Some patch ///// BEGIN
-/////////////////////////////////////////////////////////////////////////////
-#ifdef __WINDOWS__
-#define close closesocket
-#define ioctl ioctlsocket
-#ifdef errno
-#undef errno
-#endif
-#define errno WSAGetLastError()
-#ifdef EWOULDBLOCK
-#undef EWOULDBLOCK
-#endif
-#define EWOULDBLOCK WSAEWOULDBLOCK
-#define ETIMEDOUT WSAETIMEDOUT
-#undef EINTR
-#define EINTR WSAEINTR
-#endif
-
-#ifndef __WINDOWS__
-#define INVALID_SOCKET -1
-#endif
-
-#ifdef __WXMOTIF__
-#define wxAPP_CONTEXT ((XtAppContext)wxTheApp->GetAppContext())
-#endif
-
-#ifdef __WINDOWS__
-// This is an MS TCP/IP routine and is not needed here. Some WinSock
-// implementations (such as PC-NFS) will require you to include this
-// or a similar routine (see appendix in WinSock doc or help file).
-
-#if defined( NEED_WSAFDIsSet ) || defined( __VISUALC__ )
-int PASCAL FAR __WSAFDIsSet(SOCKET fd, fd_set FAR *set)
-{
- int i = set->fd_count;
-
- while (i--)
- {
- if (set->fd_array[i] == fd)
- return 1;
- }
-
- return 0;
-}
-#endif
-#endif
-
-#if defined(__WINDOWS__)
-#define PROCESS_EVENTS() wxYield()
-#elif defined(__WXXT__) || defined(__WXMOTIF__)
-#define PROCESS_EVENTS() XtAppProcessEvent(wxAPP_CONTEXT, XtIMAll)
-#elif defined(__WXGTK__)
-#define PROCESS_EVENTS() gtk_main_iteration()
-#endif
-
-/////////////////////////////////////////////////////////////////////////////
-// Some patch ///// END
-/////////////////////////////////////////////////////////////////////////////
-
-#ifdef GetClassInfo
-#undef GetClassInfo
-#endif
-
-// --------------------------------------------------------------
-// Module
-// --------------------------------------------------------------
-class wxSocketModule: public wxModule
-{
- DECLARE_DYNAMIC_CLASS(wxSocketModule)
-public:
- wxSocketModule() {}
- bool OnInit();
- void OnExit();
-};
+#include <wx/module.h>
+#include <wx/sckaddr.h>
+#include <wx/socket.h>
// --------------------------------------------------------------
// ClassInfos
IMPLEMENT_CLASS(wxSocketBase, wxObject)
IMPLEMENT_CLASS(wxSocketServer, wxSocketBase)
IMPLEMENT_CLASS(wxSocketClient, wxSocketBase)
-IMPLEMENT_CLASS(wxSocketHandler, wxObject)
IMPLEMENT_DYNAMIC_CLASS(wxSocketEvent, wxEvent)
-IMPLEMENT_DYNAMIC_CLASS(wxSocketModule, wxModule)
#endif
-class wxSockWakeUp : public wxTimer
-{
+class wxSocketState : public wxObject {
public:
- int *my_id;
- int n_val;
- wxSocketBase *sock;
-
- wxSockWakeUp(wxSocketBase *_sock, int *id, int new_val)
- {
- my_id = id; n_val = new_val;
- sock = _sock;
- }
- virtual void Notify()
- {
- *my_id = n_val;
- if (sock) sock->Notify(FALSE);
- }
-};
+ bool notify_state;
+ GSocketEventFlags evt_notify_state;
+ wxSocketBase::wxSockFlags socket_flags;
+ wxSocketBase::wxSockCbk c_callback;
+ char *c_callback_data;
-/// Socket request
-class SockRequest : public wxObject
-{
public:
- char *buffer;
- size_t size, nbytes;
- bool done;
- int error;
- wxSockWakeUp *auto_wakeup;
- wxSocketBase::wxRequestNotify type;
+ wxSocketState() : wxObject() {}
};
-
-/////////////////////////////////////////////////////////////////////////////
-// Some internal define
-/////////////////////////////////////////////////////////////////////////////
-
// --------------------------------------------------------------
// --------- wxSocketBase CONSTRUCTOR ---------------------------
// --------------------------------------------------------------
wxSocketBase::wxSocketBase(wxSocketBase::wxSockFlags _flags,
wxSocketBase::wxSockType _type) :
wxEvtHandler(),
- m_flags(_flags), m_type(_type), m_connected(FALSE), m_connecting(FALSE),
- m_fd(INVALID_SOCKET), m_waitflags(0), m_cbk(0), m_cdata(0), m_id(-1),
- m_handler(0),
- m_neededreq((wxRequestNotify)(REQ_READ | REQ_LOST)),
- m_cbkon(FALSE),
- m_unread(NULL), m_unrd_size(0),
- m_processing(FALSE),
- m_timeout(3600), m_wantbuf(0)
+ m_socket(NULL), m_flags(_flags), m_type(_type),
+ m_neededreq(GSOCK_INPUT_FLAG | GSOCK_LOST_FLAG),
+ m_lcount(0), m_timeout(3600),
+ m_unread(NULL), m_unrd_size(0), m_unrd_cur(0),
+ m_cbk(NULL), m_cdata(NULL),
+ m_connected(FALSE), m_notify_state(FALSE), m_id(-1),
+ m_defering(NO_DEFER),
+ m_states()
{
- m_internal = new wxSockInternal;
-#if defined(__WXXT__) || defined(__WXMOTIF__) || defined(__WXGTK__)
- m_internal->sock_inputid = 0;
- m_internal->sock_outputid = 0;
- m_internal->sock_exceptid = 0;
-#endif
-#ifdef __WINDOWS__
- m_internal->my_msg = 0;
-#endif
}
wxSocketBase::wxSocketBase() :
wxEvtHandler(),
- m_flags(WAITALL), m_type(SOCK_UNINIT), m_connected(FALSE),
- m_connecting(FALSE), m_fd(INVALID_SOCKET), m_waitflags(0),
- m_cbk(0), m_cdata(0),
- m_id(-1), m_handler(0),
- m_neededreq((wxRequestNotify)(REQ_READ | REQ_LOST)),
- m_cbkon(FALSE),
- m_unread(NULL), m_unrd_size(0),
- m_processing(FALSE),
- m_timeout(3600), m_wantbuf(0)
+ m_socket(NULL), m_flags(SPEED | WAITALL), m_type(SOCK_UNINIT),
+ m_neededreq(GSOCK_INPUT_FLAG | GSOCK_LOST_FLAG),
+ m_lcount(0), m_timeout(3600),
+ m_unread(NULL), m_unrd_size(0), m_unrd_cur(0),
+ m_cbk(NULL), m_cdata(NULL),
+ m_connected(FALSE), m_notify_state(FALSE), m_id(-1),
+ m_defering(NO_DEFER),
+ m_states()
{
- m_internal = new wxSockInternal;
-#if defined(__WXXT__) || defined(__WXMOTIF__) || defined(__WXGTK__)
- m_internal->sock_inputid = 0;
- m_internal->sock_outputid = 0;
- m_internal->sock_exceptid = 0;
-#endif
-#ifdef __WINDOWS__
- m_internal->my_msg = 0;
-#endif
}
// --------------------------------------------------------------
-// wxSocketBase
+// wxSocketBase destructor
// --------------------------------------------------------------
wxSocketBase::~wxSocketBase()
{
- DestroyCallbacks();
- Close();
-
if (m_unread)
free(m_unread);
- if (m_handler)
- {
-#ifdef __WINDOWS__
- if (m_internal->my_msg)
- m_handler->DestroyMessage(m_internal->my_msg);
-#endif
- m_handler->UnRegister(this);
- }
- m_states.DeleteContents(TRUE);
- delete m_internal;
+ // At last, close the file descriptor.
+ Close();
+
+ if (m_socket)
+ GSocket_destroy(m_socket);
}
bool wxSocketBase::Close()
{
- if (m_fd != INVALID_SOCKET)
+ if (m_socket)
{
- for (int i=0;i<3;i++)
- {
- wxNode *n, *node = req_list[i].First();
-
- while (node)
- {
- SockRequest *req = (SockRequest *)node->Data();
- req->done = TRUE;
-
- n = node->Next();
- delete node;
- node = n;
- }
- }
+ if (m_notify_state == TRUE)
+ Notify(FALSE);
- DestroyCallbacks();
- shutdown(m_fd, 2);
- close(m_fd);
- m_fd = INVALID_SOCKET;
+ // Shutdown the connection.
+ GSocket_Shutdown(m_socket);
m_connected = FALSE;
}
// wxSocketBase base IO function
// --------------------------------------------------------------
-wxSocketBase& wxSocketBase::Read(char* buffer, size_t nbytes)
+int wxSocketBase::DeferRead(char *buffer, size_t nbytes)
{
- size_t count;
+ GSocketEventFlags old_event_flags;
+ bool old_notify_state;
- count = GetPushback(buffer, nbytes, FALSE);
- nbytes -= count;
- buffer += count;
+ wxASSERT(m_defering == NO_DEFER);
- // If we have got the whole needed buffer or if we don't want to
- // wait then it returns immediately.
- if (!nbytes || (count && !(m_flags & WAITALL)) ) {
- m_lcount = count;
- return *this;
- }
+ m_defering = DEFER_READ;
- m_lcount = 0;
- WantBuffer(buffer, nbytes, EVT_READ);
- m_lcount += count;
+ old_event_flags = NeededReq();
+ old_notify_state = m_notify_state;
- return *this;
+ SetNotify(GSOCK_INPUT_FLAG | GSOCK_LOST_FLAG);
+ Notify(TRUE);
+
+ m_defer_buffer = buffer;
+ m_defer_nbytes = nbytes;
+ while (m_defer_buffer != NULL)
+ wxYield();
+
+ Notify(old_notify_state);
+ SetNotify(old_event_flags);
+
+ m_defering = NO_DEFER;
+
+ return nbytes-m_defer_nbytes;
}
-wxSocketBase& wxSocketBase::Peek(char* buffer, size_t nbytes)
+wxSocketBase& wxSocketBase::Read(char* buffer, size_t nbytes)
{
- size_t count;
+ int ret = 1;
- count = GetPushback(buffer, nbytes, TRUE);
- if (nbytes-count == 0)
- {
- m_lcount = nbytes;
+ m_lcount = GetPushback(buffer, nbytes, FALSE);
+ nbytes -= m_lcount;
+ buffer += m_lcount;
+
+ if (!m_connected)
+ return *this;
+
+ // If we have got the whole needed buffer or if we don't want to
+ // wait then it returns immediately.
+ if (!nbytes || (m_lcount && !(m_flags & WAITALL)) ) {
return *this;
}
- buffer += count;
- nbytes -= count;
- m_lcount = 0;
- WantBuffer(buffer, nbytes, EVT_PEEK);
- m_lcount += count;
+ if ((m_flags & SPEED) != 0) {
- return *this;
-}
+ if ((m_flags & WAITALL) != 0) {
+ while (ret > 0 && nbytes > 0) {
+ ret = GSocket_Read(m_socket, buffer, nbytes);
+ m_lcount += ret;
+ buffer += ret;
+ nbytes -= ret;
+ }
+ // In case the last call was an error ...
+ if (ret < 0)
+ m_lcount ++;
+ } else {
+ ret = GSocket_Read(m_socket, buffer, nbytes);
+ if (ret > 0)
+ m_lcount += ret;
+ }
+
+ } else {
+ ret = DeferRead(buffer, nbytes);
+
+ if (ret > 0)
+ m_lcount += ret;
+ }
-wxSocketBase& wxSocketBase::Write(const char *buffer, size_t nbytes)
-{
- WantBuffer((char *)buffer, nbytes, EVT_WRITE);
return *this;
}
wxSocketBase& wxSocketBase::ReadMsg(char* buffer, size_t nbytes)
{
- SockMsg msg;
- size_t len, len2, sig;
+ unsigned long len, len2, sig;
+ struct {
+ char sig[4];
+ char len[4];
+ } msg;
+
+ // sig should be an explicit 32-bit unsigned integer; I've seen
+ // compilers in which size_t was actually a 16-bit unsigned integer
Read((char *)&msg, sizeof(msg));
if (m_lcount != sizeof(msg))
len |= (size_t)(msg.len[1] & 0xff) << 8;
len |= (size_t)(msg.len[2] & 0xff) << 16;
len |= (size_t)(msg.len[3] & 0xff) << 24;
- len2 = len;
- if (len > nbytes)
+
+ // len2 is incorrectly computed in the original; this sequence is
+ // the fix
+ if (len > nbytes) {
+ len2 = len - nbytes;
len = nbytes;
+ }
else
len2 = 0;
- if (Read(buffer, len).LastCount() != len)
+ // the "len &&" in the following statement is necessary so that
+ // we don't attempt to read (and possibly hang the system)
+ // if the message was zero bytes long
+ if (len && Read(buffer, len).LastCount() != len)
return *this;
if (len2 && (Read(NULL, len2).LastCount() != len2))
return *this;
sig |= (size_t)(msg.sig[1] & 0xff) << 8;
sig |= (size_t)(msg.sig[2] & 0xff) << 16;
sig |= (size_t)(msg.sig[3] & 0xff) << 24;
+
// ERROR
if (sig != 0xdeadfeed)
- return *this;
+ wxLogDebug(_T("Warning: invalid signature returned to ReadMsg\n"));
+
+ return *this;
+}
+
+wxSocketBase& wxSocketBase::Peek(char* buffer, size_t nbytes)
+{
+ Read(buffer, nbytes);
+ CreatePushbackAfter(buffer, nbytes);
+
+ return *this;
+}
+
+int wxSocketBase::DeferWrite(const char *buffer, size_t nbytes)
+{
+ GSocketEventFlags old_event_flags;
+ bool old_notify_state;
+
+ wxASSERT(m_defering == NO_DEFER);
+
+ m_defering = DEFER_WRITE;
+
+ old_event_flags = NeededReq();
+ old_notify_state = m_notify_state;
+
+ SetNotify(GSOCK_OUTPUT_FLAG | GSOCK_LOST_FLAG);
+ Notify(TRUE);
+
+ m_defer_buffer = (char *)buffer;
+ m_defer_nbytes = nbytes;
+ while (m_defer_buffer != NULL)
+ wxYield();
+
+ Notify(old_notify_state);
+ SetNotify(old_event_flags);
+
+ m_defering = NO_DEFER;
+
+ return nbytes-m_defer_nbytes;
+}
+
+wxSocketBase& wxSocketBase::Write(const char *buffer, size_t nbytes)
+{
+ int ret;
+
+ if ((m_flags & SPEED) != 0)
+ ret = GSocket_Write(m_socket, buffer, nbytes);
+ else
+ ret = DeferWrite(buffer, nbytes);
+
+ if (ret != -1)
+ m_lcount += ret;
return *this;
}
wxSocketBase& wxSocketBase::WriteMsg(const char *buffer, size_t nbytes)
{
- SockMsg msg;
+ struct {
+ char sig[4];
+ char len[4];
+ } msg;
// warning about 'cast truncates constant value'
#ifdef __VISUALC__
msg.sig[2] = (char) 0xed;
msg.sig[3] = (char) 0xfe;
- msg.len[0] = (char) nbytes & 0xff;
+ msg.len[0] = (char) nbytes & 0xff;
msg.len[1] = (char) (nbytes >> 8) & 0xff;
msg.len[2] = (char) (nbytes >> 16) & 0xff;
msg.len[3] = (char) (nbytes >> 24) & 0xff;
wxSocketBase& wxSocketBase::Unread(const char *buffer, size_t nbytes)
{
- CreatePushbackAfter(buffer, nbytes);
+ m_lcount = 0;
+ if (nbytes != 0) {
+ CreatePushbackAfter(buffer, nbytes);
+ m_lcount = nbytes;
+ }
return *this;
}
bool wxSocketBase::IsData() const
{
- struct timeval tv;
- fd_set sock_set;
-
- if (m_fd < 0)
+ if (!m_socket)
return FALSE;
- if (m_unrd_size > 0)
- return TRUE;
-
- tv.tv_sec = 0;
- tv.tv_usec = 0;
- FD_ZERO(&sock_set);
- FD_SET(m_fd, &sock_set);
- select(FD_SETSIZE, &sock_set, NULL, NULL, &tv);
- return (FD_ISSET(m_fd, &sock_set) != 0);
+
+ return (GSocket_DataAvailable(m_socket));
+}
+
+void wxSocketBase::DoDefer(GSocketEvent req_evt)
+{
+ int ret;
+
+ if (req_evt == GSOCK_LOST) {
+ Close();
+ m_defer_buffer = NULL;
+ return;
+ }
+ switch (m_defering) {
+ case DEFER_READ:
+ ret = GSocket_Read(m_socket, m_defer_buffer, m_defer_nbytes);
+ break;
+ case DEFER_WRITE:
+ ret = GSocket_Write(m_socket, m_defer_buffer, m_defer_nbytes);
+ break;
+ default:
+ ret = -1;
+ break;
+ }
+
+ m_defer_nbytes -= ret;
+
+ if (ret < 0)
+ m_defer_nbytes++;
+
+ if ((m_flags & WAITALL) == 0 || m_defer_nbytes == 0 || ret < 0) {
+ m_defer_buffer = NULL;
+ Notify(FALSE);
+ } else
+ m_defer_buffer += ret;
}
// ---------------------------------------------------------------------
size_t recv_size = MAX_BUFSIZE;
SaveState();
- SetFlags((wxSockFlags)(NOWAIT | SPEED));
+ SetFlags(NOWAIT | SPEED);
- while (recv_size == MAX_BUFSIZE)
+ while (recv_size == MAX_BUFSIZE)
{
recv_size = Read(my_data, MAX_BUFSIZE).LastCount();
}
#undef MAX_BUFSIZE
}
-// If what? Who seems to need unsigned int?
-// BTW uint isn't even defined on wxMSW for VC++ for some reason. Even if it
-// were, getpeername/getsockname don't take unsigned int*, they take int*.
-//
-// Under glibc 2.0.7, socketbits.h declares socklen_t to be unsigned int
-// and it uses *socklen_t as the 3rd parameter. Robert.
-
-// JACS - How can we detect this?
-// Meanwhile, if your compiler complains about socklen_t,
-// switch lines below.
-
-#if wxHAVE_GLIBC2
-# define wxSOCKET_INT socklen_t
-#else
-# define wxSOCKET_INT int
-#endif
-
// --------------------------------------------------------------
// wxSocketBase socket info functions
// --------------------------------------------------------------
bool wxSocketBase::GetPeer(wxSockAddress& addr_man) const
{
- struct sockaddr my_addr;
- wxSOCKET_INT len_addr = sizeof(my_addr);
+ GAddress *peer;
- if (m_fd < 0)
+ if (!m_socket)
return FALSE;
- if (getpeername(m_fd, (struct sockaddr *)&my_addr, &len_addr) < 0)
- return FALSE;
+ peer = GSocket_GetPeer(m_socket);
+ addr_man.SetAddress(peer);
+ GAddress_destroy(peer);
- addr_man.Disassemble(&my_addr, len_addr);
return TRUE;
}
bool wxSocketBase::GetLocal(wxSockAddress& addr_man) const
{
- struct sockaddr my_addr;
- wxSOCKET_INT len_addr = sizeof(my_addr);
+ GAddress *local;
- if (m_fd < 0)
+ if (!m_socket)
return FALSE;
- if (getsockname(m_fd, (struct sockaddr *)&my_addr, &len_addr) < 0)
+ local = GSocket_GetLocal(m_socket);
+ addr_man.SetAddress(local);
+ GAddress_destroy(local);
- return FALSE;
-
- addr_man.Disassemble(&my_addr, len_addr);
return TRUE;
}
void wxSocketBase::SaveState()
{
- wxSockState *state = new wxSockState;
+ wxSocketState *state;
- state->cbk_on = m_cbkon;
- state->cbk_set= m_neededreq;
- state->cbk = m_cbk;
- state->cdata = m_cdata;
- state->flags = m_flags;
- state->notif = m_notifyme;
+ state = new wxSocketState();
+
+ state->notify_state = m_notify_state;
+ state->evt_notify_state = m_neededreq;
+ state->socket_flags = m_flags;
+ state->c_callback = m_cbk;
+ state->c_callback_data = m_cdata;
m_states.Append(state);
}
void wxSocketBase::RestoreState()
{
wxNode *node;
+ wxSocketState *state;
node = m_states.Last();
if (!node)
return;
- wxSockState *state = (wxSockState *)node->Data();
+ state = (wxSocketState *)node->Data();
- SetFlags(state->flags);
- m_neededreq = state->cbk_set;
- m_cbk = state->cbk;
- m_cdata = state->cdata;
- m_notifyme = state->notif;
- if (state->cbk_on)
- SetupCallbacks();
- else
- DestroyCallbacks();
+ SetFlags(state->socket_flags);
+ m_neededreq = state->evt_notify_state;
+ m_cbk = state->c_callback;
+ m_cdata = state->c_callback_data;
+ Notify(state->notify_state);
delete node;
delete state;
}
+// --------------------------------------------------------------
+// --------- wxSocketBase callback functions --------------------
+// --------------------------------------------------------------
+
+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;
+}
+
// --------------------------------------------------------------
// --------- wxSocketBase wait functions ------------------------
// --------------------------------------------------------------
-bool wxSocketBase::_Wait(long seconds, long microseconds, int type)
+class _wxSocketInternalTimer: public wxTimer {
+ public:
+ int *m_state;
+
+ void Notify()
+ {
+ *m_state = GSOCK_MAX_EVENT; // Just to say it's a timeout.
+ }
+};
+
+static void wx_socket_wait(GSocket *socket, GSocketEvent event, char *cdata)
+{
+ int *state = (int *)cdata;
+
+ *state = event;
+}
+
+bool wxSocketBase::_Wait(long seconds, long milliseconds, int type)
{
- if ((!m_connected && !m_connecting) || m_fd < 0)
+ bool old_notify_state = m_notify_state;
+ int state = 0;
+ _wxSocketInternalTimer timer;
+
+ if (!m_connected || !m_socket)
return FALSE;
- wxSockWakeUp wakeup(this, &m_waitflags, 0);
+ timer.m_state = &state;
- SaveState();
- SetNotify((wxRequestNotify)type);
- SetupCallbacks();
+ Notify(FALSE);
- if (seconds != -1)
- wakeup.Start((int)(seconds*1000 + (microseconds / 1000)), TRUE);
+ timer.Start(seconds * 1000 + milliseconds, TRUE);
+ GSocket_SetFallback(m_socket, type, wx_socket_wait, (char *)&state);
- m_waitflags = 0x80 | type;
- while (m_waitflags & 0x80)
- PROCESS_EVENTS();
+ while (state == 0)
+ wxYield();
- RestoreState();
+ GSocket_UnsetFallback(m_socket, type);
+ timer.Stop();
- if (m_waitflags & 0x40)
- {
- m_waitflags = 0;
- return TRUE;
- }
- m_waitflags = 0;
+ Notify(old_notify_state);
- return FALSE;
+ return (state != GSOCK_MAX_EVENT);
}
-bool wxSocketBase::Wait(long seconds, long microseconds)
+bool wxSocketBase::Wait(long seconds, long milliseconds)
{
- return _Wait(seconds, microseconds, REQ_ACCEPT | REQ_CONNECT |
- REQ_READ | REQ_WRITE | REQ_LOST);
+ return _Wait(seconds, milliseconds, GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG |
+ GSOCK_CONNECTION_FLAG | GSOCK_LOST_FLAG);
}
-bool wxSocketBase::WaitForRead(long seconds, long microseconds)
+bool wxSocketBase::WaitForRead(long seconds, long milliseconds)
{
- return _Wait(seconds, microseconds, REQ_READ | REQ_LOST);
+ return _Wait(seconds, milliseconds, GSOCK_INPUT_FLAG | GSOCK_LOST_FLAG);
}
-bool wxSocketBase::WaitForWrite(long seconds, long microseconds)
+bool wxSocketBase::WaitForWrite(long seconds, long milliseconds)
{
- return _Wait(seconds, microseconds, REQ_WRITE);
+ return _Wait(seconds, milliseconds, GSOCK_OUTPUT_FLAG | GSOCK_LOST_FLAG);
}
-bool wxSocketBase::WaitForLost(long seconds, long microseconds)
+bool wxSocketBase::WaitForLost(long seconds, long milliseconds)
{
- return _Wait(seconds, microseconds, REQ_LOST);
+ return _Wait(seconds, milliseconds, GSOCK_LOST_FLAG);
}
// --------------------------------------------------------------
// --------- wxSocketBase callback management -------------------
// --------------------------------------------------------------
-#ifdef __WXGTK__
-void wxPrereadSocket(wxSocketBase *sock)
+GSocketEventFlags wxSocketBase::EventToNotify(GSocketEvent evt)
{
- char tmp_buf[1024];
- int got = 0;
-
- do {
- got = recv(sock->m_fd, tmp_buf, 1024, 0);
- if (got > 0)
- sock->CreatePushbackAfter(tmp_buf, got);
- } while (got > 0);
+ switch (evt)
+ {
+ case GSOCK_INPUT:
+ return GSOCK_INPUT_FLAG;
+ case GSOCK_OUTPUT:
+ return GSOCK_OUTPUT_FLAG;
+ case GSOCK_CONNECTION:
+ return GSOCK_CONNECTION_FLAG;
+ case GSOCK_LOST_FLAG:
+ return GSOCK_LOST_FLAG;
+ default:
+ return 0;
+ }
+ return 0;
}
-#endif
-#if defined(__WXMOTIF__) || defined(__WXXT__) || defined(__WXGTK__)
-#if defined(__WXMOTIF__) || defined(__WXXT__)
-static void wx_socket_read(XtPointer client, int *fid,
- XtInputId *WXUNUSED(id))
-#define fd *fid
-#else
-static void wx_socket_read(gpointer client, gint fd,
- GdkInputCondition WXUNUSED(cond))
-#define fd fd
-#endif
+void wxSocketBase::SetFlags(wxSockFlags _flags)
{
- wxSocketBase *sock = (wxSocketBase *)client;
- char c;
- int i;
+ m_flags = _flags;
+}
- i = recv(fd, &c, 1, MSG_PEEK);
+wxSocketBase::wxSockFlags wxSocketBase::GetFlags() const
+{
+ return m_flags;
+}
- if (i == -1 && (sock->NeededReq() & wxSocketBase::REQ_ACCEPT))
- {
- sock->OnRequest(wxSocketBase::EVT_ACCEPT);
- return;
- }
+void wxSocketBase::SetNotify(GSocketEventFlags flags)
+{
+ /* Check if server */
+ if (m_type != SOCK_SERVER)
+ flags &= ~GSOCK_CONNECTION_FLAG;
- if (i != 0)
- {
- if (!(sock->NeededReq() & wxSocketBase::REQ_READ))
- {
-#ifdef __WXGTK__
- // We can't exit from the GDK main loop because it doesn't accept
- // destroying input event while we are in a event dispatch.
- // So we will preread socket and we put the data in the pushback.
- wxPrereadSocket(sock);
- // Then we set the socket as BLOCKING
- int flag = 0;
- ioctl(fd, FIONBIO, &flag);
-#endif
- return;
- }
+ m_neededreq = flags;
+ if (m_neededreq == 0)
+ Notify(FALSE);
+ else
+ Notify(m_notify_state);
+}
- sock->OnRequest(wxSocketBase::EVT_READ);
- }
- else
- {
- if (!(sock->NeededReq() & wxSocketBase::REQ_LOST))
- {
- sock->Close();
- return;
- }
+// --------------------------------------------------------------
+// Automatic notifier
+// --------------------------------------------------------------
- sock->OnRequest(wxSocketBase::EVT_LOST);
- }
-}
-#undef fd
-
-#if defined(__WXMOTIF__) || defined(__WXXT__)
-static void wx_socket_write(XtPointer client, int *WXUNUSED(fid),
- XtInputId *WXUNUSED(id))
-#else
-static void wx_socket_write(gpointer client, gint WXUNUSED(fd),
- GdkInputCondition WXUNUSED(cond))
-#endif
+static void wx_socket_fallback(GSocket *socket, GSocketEvent event, char *cdata)
{
- wxSocketBase *sock = (wxSocketBase *)client;
+ wxSocketBase *sckobj = (wxSocketBase *)cdata;
- if (!sock->IsConnected())
- sock->OnRequest(wxSocketBase::EVT_CONNECT);
- else
- sock->OnRequest(wxSocketBase::EVT_WRITE);
+ sckobj->OnRequest(event);
}
-#endif
-#ifdef wx_xview
-Notify_value wx_sock_read_xview (Notify_client client, int fd)
+void wxSocketBase::Notify(bool notify)
{
- wxSocketBase *sock = (wxSocketBase *)client;
- char c;
- int i;
-
- i = recv(fd, &c, 1, MSG_PEEK);
+ m_notify_state = notify;
+ if (!m_socket)
+ return;
- if (i == -1 && (sock->NeededReq() & wxSocketBase::REQ_ACCEPT))
- {
- sock->OnRequest(wxSocketBase::EVT_ACCEPT);
+ GSocket_UnsetFallback(m_socket, GSOCK_INPUT_FLAG | GSOCK_OUTPUT_FLAG |
+ GSOCK_LOST_FLAG | GSOCK_CONNECTION_FLAG);
+ if (!notify)
return;
- }
- /* Bytes arrived */
- if (i != 0)
- {
- if (!(sock->NeededReq() & wxSocketBase::REQ_READ))
- return (Notify_value) FALSE;
+ GSocket_SetFallback(m_socket, m_neededreq, wx_socket_fallback, (char *)this);
+}
- sock->OnRequest(wxSocketBase::EVT_READ);
- }
- else
- {
- if (!(sock->NeededReq() & wxSocketBase::REQ_LOST))
- return;
+void wxSocketBase::OnRequest(GSocketEvent req_evt)
+{
+ wxSocketEvent event(m_id);
+ GSocketEventFlags notify = EventToNotify(req_evt);
- sock->OnRequest(wxSocketBase::EVT_LOST);
+ if (m_defering != NO_DEFER) {
+ DoDefer(req_evt);
+ return;
}
- return (Notify_value) FALSE;
-}
-
-Notify_value wx_sock_write_xview (Notify_client client, int fd)
-{
- wxSocketBase *sock = (wxSocketBase *)client;
-
- if (!sock->IsConnected())
- sock->OnRequest(wxSocketBase::EVT_CONNECT);
- else
- sock->OnRequest(wxSocketBase::EVT_WRITE);
-
- return (Notify_value) TRUE;
-}
-#endif
-
-wxSocketBase::wxRequestNotify wxSocketBase::EventToNotify(wxRequestEvent evt)
-{
- switch (evt)
- {
- case EVT_READ:
- return REQ_READ;
- case EVT_PEEK:
- return REQ_PEEK;
- case EVT_WRITE:
- return REQ_WRITE;
- case EVT_LOST:
- return REQ_LOST;
- case EVT_ACCEPT:
- return REQ_ACCEPT;
- case EVT_CONNECT:
- return REQ_CONNECT;
- }
- return 0;
-}
-
-void wxSocketBase::SetFlags(wxSockFlags _flags)
-{
- m_flags = _flags;
- if (_flags & SPEED)
- {
- unsigned long flag = 0;
- ioctl(m_fd, FIONBIO, &flag);
-
- // SPEED and WAITALL are antagonists.
- m_flags = (wxSockFlags)(m_flags & ~WAITALL);
-
- Notify(FALSE);
- }
- else
- {
- unsigned long flag = 1;
- ioctl(m_fd, FIONBIO, &flag);
- }
-}
-
-void wxSocketBase::SetNotify(wxRequestNotify flags)
-{
- wxRequestNotify old_needed_req = m_neededreq;
- if (flags & REQ_ACCEPT)
- {
- /* Check if server */
- if (!(GetClassInfo()->IsKindOf(CLASSINFO(wxSocketServer))))
- flags &= ~REQ_ACCEPT;
- }
- m_neededreq = flags;
-
-/*
- if (m_cbkon && old_needed_req != flags) seems to be wrong, Robert Roebling
- SetupCallbacks();
-*/
-
- if (old_needed_req != flags)
- SetupCallbacks();
-}
-
-void wxSocketBase::SetupCallbacks()
-{
- if (m_fd == INVALID_SOCKET || !m_handler || (m_flags & SPEED))
- return;
-
-#if defined(__WXMOTIF__) || defined(__WXXT__)
- if (m_neededreq & (REQ_ACCEPT | REQ_READ | REQ_LOST))
- {
- if (m_internal->sock_inputid <= 0)
- {
- m_internal->sock_inputid = XtAppAddInput (wxAPP_CONTEXT, m_fd,
- (XtPointer *) XtInputReadMask,
- (XtInputCallbackProc) wx_socket_read,
- (XtPointer) this);
- }
- }
- else
- {
- if (m_internal->sock_inputid > 0)
- {
- XtRemoveInput(m_internal->sock_inputid);
- m_internal->sock_inputid = 0;
- }
- }
-
- if (m_neededreq & (REQ_CONNECT | REQ_WRITE))
- {
- if (m_internal->sock_outputid <= 0)
- {
- m_internal->sock_outputid = XtAppAddInput (wxAPP_CONTEXT, m_fd,
- (XtPointer *) XtInputWriteMask,
- (XtInputCallbackProc) wx_socket_write,
- (XtPointer) this);
- }
- }
- else
- {
- if (m_internal->sock_outputid > 0)
- {
- XtRemoveInput(m_internal->sock_outputid);
- m_internal->sock_outputid = 0;
- }
- }
-#endif
-
-
-#ifdef __WXGTK__
- if (m_neededreq & (REQ_ACCEPT | REQ_READ | REQ_LOST))
- {
- if (m_internal->sock_inputid <= 0)
- {
- m_internal->sock_inputid = gdk_input_add(m_fd, GDK_INPUT_READ,
- wx_socket_read, (gpointer)this);
- }
- }
- else
- {
- if (m_internal->sock_inputid > 0)
- {
-/*
- gdk_input_remove(m_internal->sock_inputid);
- m_internal->sock_inputid = 0;
-*/
- }
- }
-
- if (m_neededreq & (REQ_CONNECT | REQ_WRITE))
- {
- if (m_internal->sock_outputid <= 0)
- {
- m_internal->sock_outputid = gdk_input_add(m_fd, GDK_INPUT_WRITE,
- wx_socket_write, (gpointer)this);
- }
- }
- else
- {
- if (m_internal->sock_outputid > 0)
- {
-/*
- gdk_input_remove(m_internal->sock_outputid);
- m_internal->sock_outputid = 0;
-*/
- }
- }
-#endif
-
-
-#ifdef __WXMSW__
- WORD mask = 0;
-
- if (m_neededreq & REQ_READ)
- mask |= FD_READ;
- if (m_neededreq & REQ_WRITE)
- mask |= FD_WRITE;
- if (m_neededreq & REQ_LOST)
- mask |= FD_CLOSE;
- if (m_neededreq & REQ_ACCEPT)
- mask |= FD_ACCEPT;
- if (m_neededreq & REQ_CONNECT)
- mask |= FD_CONNECT;
-
- if (!m_internal->my_msg)
- m_internal->my_msg = m_handler->NewMessage(this);
- WSAAsyncSelect(m_fd, m_handler->GetHWND(), m_internal->my_msg, mask);
-#endif
-#ifdef __WXMAC__
- short mask = 0;
-
- if (m_neededreq & REQ_READ)
- mask |= FD_READ;
- if (m_neededreq & REQ_WRITE)
- mask |= FD_WRITE;
- if (m_neededreq & REQ_LOST)
- mask |= FD_CLOSE;
- if (m_neededreq & REQ_ACCEPT)
- mask |= FD_ACCEPT;
- if (m_neededreq & REQ_CONNECT)
- mask |= FD_CONNECT;
-
- GUSISetReference( m_fd ,mask, this ) ;
- unsigned long flag = 1;
- ioctl(m_fd, FIONBIO, &flag);
-#endif
- m_cbkon = TRUE;
- m_processing = FALSE;
-}
-
-void wxSocketBase::DestroyCallbacks()
-{
- if (!m_cbkon || !m_handler)
- return;
-
- m_cbkon = FALSE;
- m_processing = FALSE;
-#if defined(__WXMOTIF__) || defined(__WXXT__)
- if (m_internal->sock_inputid > 0)
- XtRemoveInput(m_internal->sock_inputid);
- m_internal->sock_inputid = 0;
- if (m_internal->sock_outputid > 0)
- XtRemoveInput(m_internal->sock_outputid);
- m_internal->sock_outputid = 0;
-#endif
-#ifdef __WXGTK__
- if (m_internal->sock_inputid > 0)
- gdk_input_remove(m_internal->sock_inputid);
- m_internal->sock_inputid = 0;
- if (m_internal->sock_outputid > 0)
- gdk_input_remove(m_internal->sock_outputid);
- m_internal->sock_outputid = 0;
-#endif
-#ifdef __WINDOWS__
- WSAAsyncSelect(m_fd, m_handler->GetHWND(), 0, 0);
-#endif
-#ifdef __WXMAC__
- GUSISetReference( m_fd , 0 , 0 ) ;
- int bottom = wxMacNetEventsBottom ;
- while ( wxMacNetEventsTop != bottom )
- {
- // set all events that reference this socket to nil
- if ( wxMacNetEventsReferences[bottom] == (void*) this )
- wxMacNetEventsReferences[bottom] = NULL ;
- bottom++ ;
- if ( bottom == kwxMacNetEventsMax )
- bottom = 0 ;
- }
- SetFlags( m_flags ) ;
-#endif
-}
-
-void wxSocketBase::Notify(bool notify)
-{
- if (m_notifyme == notify)
- return;
- if (notify)
- SetupCallbacks();
- else
- DestroyCallbacks();
- m_notifyme = notify;
-}
-
-void wxSocketBase::OnRequest(wxRequestEvent req_evt)
-{
- wxRequestNotify req_notif = EventToNotify(req_evt);
-
- // Mask the current event
- SetNotify(m_neededreq & ~req_notif);
-
- if (req_evt <= EVT_WRITE && DoRequests(req_evt))
- return;
-
- if (m_waitflags & 0xF0)
- {
- // Wake up
- if ((m_waitflags & 0x0F) == req_evt)
- {
- m_waitflags = 0x80;
-#ifndef __WXGTK__
- DestroyCallbacks();
-#endif
- }
- return;
+ if ((m_neededreq & notify) == notify) {
+ event.m_socket = this;
+ event.m_skevt = req_evt;
+ ProcessEvent(event);
+ OldOnNotify(req_evt);
}
- if (req_evt == EVT_LOST)
- {
- m_connected = FALSE;
+ if (req_evt == GSOCK_LOST)
Close();
- }
- if (m_notifyme)
- OldOnNotify(req_evt);
-
- // Unmask
- SetNotify(m_neededreq | req_notif);
-}
-
-wxSocketEvent::wxSocketEvent(int id)
- : wxEvent(id)
-{
- wxEventType type = (wxEventType)wxEVT_SOCKET;
-
- SetEventType(type);
}
-void wxSocketBase::OldOnNotify(wxRequestEvent evt)
+void wxSocketBase::OldOnNotify(GSocketEvent evt)
{
- wxSocketEvent event(m_id);
-
- event.SetEventObject(this);
- event.m_skevt = evt;
- ProcessEvent(event);
-
- if (m_cbk)
- m_cbk(*this, evt, m_cdata);
}
// --------------------------------------------------------------
// --------- wxSocketBase functions [Callback, CallbackData] ----
// --------------------------------------------------------------
-wxSocketBase::wxSockCbk wxSocketBase::Callback(wxSocketBase::wxSockCbk _cbk)
-{
- wxSockCbk old_cbk = m_cbk;
-
- m_cbk = _cbk;
- return old_cbk;
-}
-
-char *wxSocketBase::CallbackData(char *cdata_)
-{
- char *old_cdata = m_cdata;
-
- m_cdata = cdata_;
- return old_cdata;
-}
-
void wxSocketBase::SetEventHandler(wxEvtHandler& h_evt, int id)
{
SetNextHandler(&h_evt);
m_unread = (char *) realloc(m_unread, m_unrd_size+size);
else
m_unread = (char *) malloc(size);
+
curr_pos = m_unread + m_unrd_size;
memcpy(curr_pos, buffer, size);
void wxSocketBase::CreatePushbackBefore(const char *buffer, size_t size)
{
- char *curr_pos, *new_buf;
-
- new_buf = (char *) malloc(m_unrd_size+size);
- curr_pos = new_buf + size;
+ if (m_unread == NULL)
+ m_unread = (char *)malloc(size);
+ else {
+ char *tmp;
- memcpy(new_buf, buffer, size);
- if (m_unrd_size != 0) {
- memcpy(curr_pos, m_unread, m_unrd_size);
+ tmp = (char *)malloc(m_unrd_size + size);
+ memcpy(tmp+size, m_unread, m_unrd_size);
free(m_unread);
+
+ m_unread = tmp;
}
- m_unread = new_buf;
+
m_unrd_size += size;
+
+ memcpy(m_unread, buffer, size);
}
size_t wxSocketBase::GetPushback(char *buffer, size_t size, bool peek)
if (!m_unrd_size)
return 0;
- if (size > m_unrd_size)
- size = m_unrd_size;
- memcpy(buffer, m_unread, size);
+ if (size > (m_unrd_size-m_unrd_cur))
+ size = m_unrd_size-m_unrd_cur;
+ memcpy(buffer, (m_unread+m_unrd_cur), size);
if (!peek) {
- m_unrd_size -= size;
- if (m_unrd_size == 0) {
+ m_unrd_cur += size;
+ if (m_unrd_size == m_unrd_cur) {
free(m_unread);
m_unread = NULL;
+ m_unrd_size = 0;
+ m_unrd_cur = 0;
}
}
return size;
}
-// --------------------------------------------------------------
-// --------- wxSocketBase "multi-thread" core -------------------
-// --------------------------------------------------------------
-
-bool wxSocketBase::DoRequests(wxRequestEvent req_flag)
-{
- wxNode *node = req_list[req_flag].First();
- size_t len;
- int ret;
-
- if (!node)
- return FALSE;
-
- SockRequest *req = (SockRequest *)node->Data();
-
- delete node;
-
- switch (req->type)
- {
- case EVT_READ:
- case EVT_PEEK:
- ret = recv(m_fd, req->buffer, req->size,
- (req->type == EVT_PEEK) ? MSG_PEEK : 0);
- if (ret < 0)
- {
- req->error = errno;
- req->done = TRUE;
- break;
- }
- len = ret;
- if ((len < req->size) && (m_flags & WAITALL))
- {
- req->size -= len;
- req->nbytes += len;
- req->buffer += len;
- req->auto_wakeup->Start(m_timeout*1000, TRUE);
- req_list[req_flag].Insert(req);
- break;
- }
- req->done = TRUE;
- req->nbytes += len;
-#ifndef __WXGTK__
- DestroyCallbacks();
-#endif
- break;
- case EVT_WRITE:
- ret = send(m_fd, req->buffer, req->size, 0);
- if (ret < 0)
- {
- req->error = errno;
- req->done = TRUE;
- break;
- }
- len = ret;
- if ((len < req->size) && (m_flags & WAITALL))
- {
- req->size -= len;
- req->nbytes += len;
- req->buffer += len;
- req->auto_wakeup->Start(m_timeout*1000, TRUE);
- req_list[req_flag].Insert(req);
- break;
- }
- req->done = TRUE;
- req->nbytes += len;
-#ifndef __WXGTK__
- DestroyCallbacks();
-#endif
- break;
- default:
- return FALSE;
- }
- return TRUE;
-}
-
-void wxSocketBase::WantSpeedBuffer(char *buffer, size_t nbytes,
- wxRequestEvent evt)
-{
- int ret = 0;
-
- switch (evt)
- {
- case EVT_PEEK:
- case EVT_READ:
- ret = recv(m_fd, buffer, nbytes,
- (evt == EVT_PEEK) ? MSG_PEEK : 0);
- break;
- case EVT_WRITE:
- ret = send(m_fd, buffer, nbytes, 0);
- break;
- }
- if (ret < 0)
- {
- m_lcount = 0;
- m_error = errno;
- }
- else
- {
- m_lcount = ret;
- m_error = 0;
- }
-}
-
-void wxSocketBase::WantBuffer(char *buffer, size_t nbytes,
- wxRequestEvent evt)
-{
- bool buf_timed_out;
-
- if (m_fd == INVALID_SOCKET || !m_handler || !m_connected)
- return;
-
- if (m_flags & SPEED)
- {
- WantSpeedBuffer(buffer, nbytes, evt);
- return;
- }
-
- SockRequest *buf = new SockRequest;
- wxSockWakeUp s_wake(NULL, (int *)&buf_timed_out, (int)TRUE);
-
- m_wantbuf++;
- req_list[evt].Append(buf);
-
- SaveState();
- SetNotify(REQ_LOST | EventToNotify(evt));
- SetupCallbacks();
- buf->buffer = buffer;
- buf->size = nbytes;
- buf->done = FALSE;
- buf->type = evt;
- buf->nbytes = 0;
- buf->auto_wakeup = &s_wake;
- buf->error = 0;
- buf_timed_out = FALSE;
-
- s_wake.Start(m_timeout*1000, TRUE);
- if (m_flags & NOWAIT)
- {
- DoRequests(evt);
- }
- else
- {
- while (!buf->done && !buf_timed_out)
- PROCESS_EVENTS();
- }
- m_wantbuf--;
- m_lcount = buf->nbytes;
- if (buf_timed_out)
- m_error = ETIMEDOUT;
- else
- m_error = buf->error;
-
- delete buf;
- RestoreState();
-}
-
// --------------------------------------------------------------
// wxSocketServer
// --------------------------------------------------------------
wxSockFlags flags) :
wxSocketBase(flags, SOCK_SERVER)
{
- m_fd = socket(addr_man.GetFamily(), SOCK_STREAM, 0);
+ m_socket = GSocket_new();
- if (m_fd == INVALID_SOCKET)
+ if (!m_socket)
return;
- int flag = 1;
- setsockopt(m_fd, SOL_SOCKET, SO_REUSEADDR, (char*)&flag, sizeof(int));
-
- struct sockaddr *myaddr;
- size_t len;
-
- addr_man.Build(myaddr, len);
- if (bind(m_fd, myaddr, addr_man.SockAddrLen()) < 0)
- return;
-
- if (listen(m_fd, 5) < 0) {
- m_fd = INVALID_SOCKET;
+ GSocket_SetLocal(m_socket, addr_man.GetAddress());
+ if (GSocket_SetServer(m_socket) != GSOCK_NOERROR) {
+ GSocket_destroy(m_socket);
+ m_socket = NULL;
return;
}
+
+ Notify(TRUE);
}
// --------------------------------------------------------------
bool wxSocketServer::AcceptWith(wxSocketBase& sock)
{
- int fd2;
+ GSocket *child_socket;
- if ((fd2 = accept(m_fd, 0, 0)) < 0)
- return FALSE;
-
- struct linger linger;
- linger.l_onoff = 0;
- linger.l_linger = 1;
-
- setsockopt(fd2, SOL_SOCKET, SO_LINGER, (char*)&linger, sizeof(linger));
-
- int flag = 0;
- setsockopt(fd2, SOL_SOCKET, SO_KEEPALIVE, (char*)&flag, sizeof(int));
-
- if (!(sock.m_flags & SPEED))
- {
- unsigned long flag2 = 1;
- ioctl(fd2, FIONBIO, &flag2);
- }
+ child_socket = GSocket_WaitConnection(m_socket);
sock.m_type = SOCK_INTERNAL;
- sock.m_fd = fd2;
+ sock.m_socket = child_socket;
sock.m_connected = TRUE;
return TRUE;
if (!AcceptWith(*sock))
return NULL;
- if (m_handler)
- m_handler->Register(sock);
-
return sock;
}
-// --------------------------------------------------------------
-// wxSocketServer callbacks
-// --------------------------------------------------------------
-
-void wxSocketServer::OnRequest(wxRequestEvent evt)
-{
- if (evt == EVT_ACCEPT)
- {
- OldOnNotify(EVT_ACCEPT);
- }
-}
-
// --------------------------------------------------------------
// wxSocketClient
// --------------------------------------------------------------
// --------------------------------------------------------------
bool wxSocketClient::Connect(wxSockAddress& addr_man, bool WXUNUSED(wait) )
{
- struct linger linger;
-
if (IsConnected())
Close();
- m_fd = socket(addr_man.GetFamily(), SOCK_STREAM, 0);
+ // This should never happen.
+ if (m_socket)
+ GSocket_destroy(m_socket);
+
+ // Initializes all socket stuff ...
+ // --------------------------------
+ m_socket = GSocket_new();
- if (m_fd < 0)
+ if (!m_socket)
return FALSE;
m_connected = FALSE;
- linger.l_onoff = 1;
- linger.l_linger = 5;
- setsockopt(m_fd, SOL_SOCKET, SO_LINGER, (char*)&linger, sizeof(linger));
-
- // Stay in touch with the state of things...
-
- unsigned long flag = 1;
- setsockopt(m_fd, SOL_SOCKET, SO_KEEPALIVE, (char*)&flag, sizeof(int));
-
- // Disable the nagle algorithm, which delays sends till the
- // buffer is full (or a certain time period has passed?)...
-
-#if defined(__WINDOWS__) || (defined(IPPROTO_TCP) && defined(TCP_NODELAY))
- flag = 1;
- setsockopt(m_fd, IPPROTO_TCP, TCP_NODELAY, (char*)&flag, sizeof(int));
-#endif
-
- struct sockaddr *remote;
- size_t len;
-
- addr_man.Build(remote, len);
-
- if (connect(m_fd, remote, len) != 0)
+ // Update the flags of m_socket.
+ SetFlags(m_flags);
+ GSocket_SetPeer(m_socket, addr_man.GetAddress());
+ if (GSocket_Connect(m_socket, GSOCK_STREAMED) != GSOCK_NOERROR) {
return FALSE;
-
- if (!(m_flags & SPEED))
- {
- flag = 1;
- ioctl(m_fd, FIONBIO, &flag);
}
+ // Enables bg events.
+ // ------------------
Notify(TRUE);
m_connected = TRUE;
bool wxSocketClient::WaitOnConnect(long seconds, long microseconds)
{
- int ret = _Wait(seconds, microseconds, REQ_CONNECT | REQ_LOST);
+ int ret = _Wait(seconds, microseconds, GSOCK_CONNECTION_FLAG | GSOCK_LOST_FLAG);
if (ret)
m_connected = TRUE;
return m_connected;
}
-void wxSocketClient::OnRequest(wxRequestEvent evt)
+void wxSocketClient::OnRequest(GSocketEvent evt)
{
- if (evt == EVT_CONNECT)
+ if (evt == GSOCK_CONNECTION)
{
- if (m_connected)
+ if (m_connected)
{
-#ifndef __WXGTK__
- SetNotify(m_neededreq & ~REQ_CONNECT);
-#endif
+ m_neededreq &= ~GSOCK_CONNECTION_FLAG;
return;
}
- m_waitflags = 0x40;
m_connected = TRUE;
- OldOnNotify(EVT_CONNECT);
-#ifndef __WXGTK__
- DestroyCallbacks();
-#endif
return;
}
wxSocketBase::OnRequest(evt);
}
-/////////////////////////////////////////////////////////////////
-// wxSocketHandler ///////////////////////////////////////////////
-/////////////////////////////////////////////////////////////////
-
-wxSocketHandler *wxSocketHandler::master = NULL;
-#if defined(__WINDOWS__)
-static int win_initialized = 0;
-#endif
-
// --------------------------------------------------------------
-// --------- wxSocketHandler CONSTRUCTOR ------------------------
+// wxSocketEvent
// --------------------------------------------------------------
-#ifdef __WXMAC__
-
-extern "C" int updatestatus(int s) ;
-
-void wxMacSocketOnRequestProc( void *refcon , short event )
-{
- if ( refcon )
- {
- wxSocketBase *sock = (wxSocketBase *) refcon ;
-
- wxSocketBase::wxRequestEvent sk_req;
-
- int canRead ;
- int canWrite ;
- int exception ;
-
- switch (event) {
- case FD_READ:
- sk_req = wxSocketBase::EVT_READ;
- sock->OnRequest(sk_req);
- break;
- case FD_WRITE:
- sk_req = wxSocketBase::EVT_WRITE;
- sock->OnRequest(sk_req);
- break;
- case FD_CLOSE:
- sk_req = wxSocketBase::EVT_LOST;
- sock->OnRequest(sk_req);
- break;
- case FD_ACCEPT:
- sk_req = wxSocketBase::EVT_ACCEPT;
- sock->OnRequest(sk_req);
- break;
- case FD_CONNECT:
- sk_req = wxSocketBase::EVT_CONNECT;
- sock->OnRequest(sk_req);
- break;
- case FD_READY :
- break ;
- }
- updatestatus ( sock->m_fd ) ;
- }
-}
-
-void wxMacSocketHandlerProc( void *refcon , short event )
-{
- wxMacNetEventsReferences[wxMacNetEventsTop] = refcon ;
- wxMacNetEventsEvents[wxMacNetEventsTop] = event ;
-
- // clumsy construct in order to never have a incorrect wxMacNetEventsTop (above limits)
- if ( wxMacNetEventsTop + 1 == kwxMacNetEventsMax )
- wxMacNetEventsTop = 0 ;
- else
- wxMacNetEventsTop++ ;
-}
-
-#endif
-#ifdef __WINDOWS__
-
-extern char wxPanelClassName[];
-
-LRESULT APIENTRY _EXPORT wxSocketHandlerWndProc(HWND hWnd, UINT message,
- WPARAM wParam, LPARAM lParam)
-{
- if(message==WM_DESTROY)
- {
- ::SetWindowLong(hWnd, GWL_WNDPROC, (LONG) DefWindowProc);
- return DefWindowProc(hWnd, message, wParam, lParam);
- }
- wxSocketHandler *h_sock = (wxSocketHandler *)GetWindowLong(hWnd, GWL_USERDATA);
- wxNode *node = h_sock->smsg_list->Find(message);
- wxSocketBase *sock;
- wxSocketBase::wxRequestEvent sk_req;
- UINT event = WSAGETSELECTEVENT(lParam);
-
- if (!node)
- return DefWindowProc(hWnd, message, wParam, lParam);
-
- sock = (wxSocketBase *)node->Data();
-
- switch (event) {
- case FD_READ:
- sk_req = wxSocketBase::EVT_READ;
- break;
- case FD_WRITE:
- sk_req = wxSocketBase::EVT_WRITE;
- break;
- case FD_CLOSE:
- sk_req = wxSocketBase::EVT_LOST;
- break;
- case FD_ACCEPT:
- sk_req = wxSocketBase::EVT_ACCEPT;
- break;
- case FD_CONNECT:
- sk_req = wxSocketBase::EVT_CONNECT;
- break;
-
- default:
- wxFAIL_MSG("invalid socket event");
- return (LRESULT)0;
- }
-
- sock->OnRequest(sk_req);
-
- return (LRESULT)0;
-}
-
-FARPROC wxSocketSubClassProc = NULL;
-
-#endif
-
-wxSocketHandler::wxSocketHandler()
-{
-#if defined(__WINDOWS__)
- if (!win_initialized)
- {
- WSADATA wsaData;
-
- WSAStartup((1 << 8) | 1, &wsaData);
- win_initialized = 1;
- }
- internal = new wxSockHandlerInternal;
- internal->sockWin = ::CreateWindow(wxPanelClassName, NULL, 0,
- 0, 0, 0, 0, NULL, (HMENU) NULL,
- wxhInstance, 0);
-
- // Subclass the window
- if (!wxSocketSubClassProc)
- wxSocketSubClassProc = MakeProcInstance((FARPROC) wxSocketHandlerWndProc, wxhInstance);
- ::SetWindowLong(internal->sockWin, GWL_WNDPROC, (LONG) wxSocketSubClassProc);
- ::SetWindowLong(internal->sockWin, GWL_USERDATA, (LONG) this);
-
- internal->firstAvailableMsg = 5000;
- smsg_list = new wxList(wxKEY_INTEGER);
-#endif
-
- socks = new wxList;
-
-#ifndef __WINDOWS__
- signal(SIGPIPE, SIG_IGN);
-#endif
-}
-
-// --------------------------------------------------------------
-// --------- wxSocketHandler DESTRUCTOR -------------------------
-// --------------------------------------------------------------
-wxSocketHandler::~wxSocketHandler()
-{
- wxNode *next_node, *node = socks->First();
-
- while (node)
- {
- wxSocketBase* sock = (wxSocketBase*)node->Data();
-
- delete sock;
- next_node = node->Next();
- delete node;
- node = next_node;
- }
-
- delete socks;
-
-#ifdef __WINDOWS__
- delete smsg_list;
-
- ::DestroyWindow(internal->sockWin);
- WSACleanup();
- win_initialized = 0;
-
- delete internal;
-#endif
-}
-
-// --------------------------------------------------------------
-// --------- wxSocketHandler registering functions --------------
-// --------------------------------------------------------------
-
-void wxSocketHandler::Register(wxSocketBase* sock)
-{
- wxNode *node;
-
- for (node = socks->First(); node != NULL; node = node->Next())
- {
- wxSocketBase* s = (wxSocketBase*)node->Data();
-
- if (s == sock)
- return;
- }
-
- if (sock)
- {
- socks->Append(sock);
- sock->SetHandler(this);
- sock->SetupCallbacks();
- }
-}
-
-void wxSocketHandler::UnRegister(wxSocketBase* sock)
-{
- wxNode *node;
-
- for (node = socks->First(); node; node = node->Next())
- {
- wxSocketBase* s = (wxSocketBase*)node->Data();
-
- if (s == sock)
- {
- delete node;
- sock->DestroyCallbacks();
- sock->SetHandler(NULL);
- return;
- }
- }
-}
-
-unsigned long wxSocketHandler::Count() const
-{
- return socks->Number();
-}
-
-// --------------------------------------------------------------
-// --------- wxSocketHandler "big" wait functions ---------------
-// --------------------------------------------------------------
-void handler_cbk(wxSocketBase& sock,
- wxSocketBase::wxRequestEvent WXUNUSED(flags),
- char *cdata)
-{
- int *a_wait = (int *)cdata;
-
- (*a_wait)++;
- sock.Notify(FALSE);
-}
-
-int wxSocketHandler::Wait(long seconds, long microseconds)
-{
- int i;
- int on_wait;
- wxSockWakeUp s_wake(NULL, &on_wait, -2);
- wxNode *node;
-
- for (node = socks->First(), i=0; node; node = node->Next(), i++)
- {
- wxSocketBase *sock = (wxSocketBase *)node->Data();
-
- sock->SaveState();
-
- sock->SetupCallbacks();
-
- sock->Callback(handler_cbk);
- sock->CallbackData((char *)&on_wait);
- }
- on_wait = 0;
- if (seconds != -1)
- s_wake.Start((seconds*1000) + (microseconds/1000), TRUE);
-
- while (!on_wait)
- PROCESS_EVENTS();
-
- for (node = socks->First(), i=0; node; node = node->Next(), i++)
- {
- wxSocketBase *sock = (wxSocketBase *)node->Data();
-
- sock->RestoreState();
- }
-
- if (on_wait == -2)
- return 0;
-
- return on_wait;
-}
-
-void wxSocketHandler::YieldSock()
-{
- wxNode *node;
-
- for (node = socks->First(); node; node = node->Next() )
- {
- wxSocketBase *sock = (wxSocketBase *)node->Data();
-
- sock->SaveState();
-
- sock->SetFlags(wxSocketBase::SPEED);
- if (sock->IsData())
- sock->DoRequests(wxSocketBase::EVT_READ);
- sock->DoRequests(wxSocketBase::EVT_WRITE);
-
- sock->RestoreState();
- }
-}
-
-// --------------------------------------------------------------
-// --------- wxSocketHandler: create and register the socket ----
-// --------------------------------------------------------------
-wxSocketServer *wxSocketHandler::CreateServer(wxSockAddress& addr,
- wxSocketBase::wxSockFlags flags)
-{
- wxSocketServer *serv = new wxSocketServer(addr, flags);
-
- Register(serv);
- return serv;
-}
-
-wxSocketClient *wxSocketHandler::CreateClient(wxSocketBase::wxSockFlags flags)
-{
- wxSocketClient *client = new wxSocketClient(flags);
-
- Register(client);
- return client;
-}
-
-#ifdef __WINDOWS__
-// --------------------------------------------------------------
-// --------- wxSocketHandler: Windows specific methods ----------
-// --------------------------------------------------------------
-
-UINT wxSocketHandler::NewMessage(wxSocketBase *sock)
-{
- internal->firstAvailableMsg++;
- smsg_list->Append(internal->firstAvailableMsg, sock);
- return internal->firstAvailableMsg;
-}
-
-void wxSocketHandler::DestroyMessage(UINT msg)
-{
- wxNode *node = smsg_list->Find(msg);
- delete node;
-}
-
-HWND wxSocketHandler::GetHWND() const
+wxSocketEvent::wxSocketEvent(int id)
+ : wxEvent(id)
{
- return internal->sockWin;
-}
-
-#endif
+ wxEventType type = (wxEventType)wxEVT_SOCKET;
-bool wxSocketModule::OnInit()
-{
- wxSocketHandler::master = new wxSocketHandler();
- return TRUE;
+ SetEventType(type);
}
-void wxSocketModule::OnExit()
+void wxSocketEvent::CopyObject(wxObject& obj_d) const
{
- delete wxSocketHandler::master;
- wxSocketHandler::master = NULL;
-}
+ wxSocketEvent *event = (wxSocketEvent *)&obj_d;
-#ifdef __WXMAC__
-void wxMacProcessSocketEvents() ;
-void wxMacProcessEvents()
-{
- wxMacProcessSocketEvents() ;
- (*GUSISpin)(SP_MISC, 0) ;
-}
+ wxEvent::CopyObject(obj_d);
-void wxMacProcessSocketEvents()
-{
- while ( wxMacNetEventsTop != wxMacNetEventsBottom )
- {
- // consume event at wxMacNetEventsBottom
- wxMacSocketOnRequestProc(wxMacNetEventsReferences[wxMacNetEventsBottom] , wxMacNetEventsEvents[wxMacNetEventsBottom] ) ;
- wxMacNetEventsBottom++ ;
- if ( wxMacNetEventsBottom == kwxMacNetEventsMax )
- wxMacNetEventsBottom = 0 ;
- }
+ event->m_skevt = m_skevt;
+ event->m_socket = m_socket;
}
-#endif
#endif
- // __WXSTUBS__
+ // wxUSE_SOCKETS
projects / wxWidgets.git / blobdiff