Copied gsockpm.c revision 1.4

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@25245 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/os2/gsockpm.cpp

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+/* -------------------------------------------------------------------------
+ * Project: GSocket (Generic Socket) for WX
+ * Name:    gsockpm.c
+ * Purpose: GSocket: PM part
+ * Licence: The wxWindows licence
+ * CVSID:   $Id$
+ * ------------------------------------------------------------------------- */
+
+#include "wx/setup.h"
+
+#if wxUSE_SOCKETS
+
+#include <stdlib.h>
+#include "wx/unix/gsockunx.h"
+#include "wx/gsocket.h"
+
+extern int wxAppAddSocketHandler(int handle, int mask,
+				 void (*callback)(void*), void * gsock);
+
+extern void wxAppRemoveSocketHandler(int handle);
+
+#define wxSockReadMask  0x01
+#define wxSockWriteMask 0x02
+
+static void _GSocket_PM_Input(void *data)
+{
+    GSocket *socket = (GSocket *) data;
+    socket->m_functions->Detected_Read(socket);
+}
+
+static void _GSocket_PM_Output(void *data)
+{
+    GSocket *socket = (GSocket *) data;
+    socket->m_functions->Detected_Write(socket);
+}
+
+int _GSocket_GUI_Init(void)
+{
+    return 1;
+}
+
+void _GSocket_GUI_Cleanup(void)
+{
+}
+
+int _GSocket_GUI_Init_Socket(GSocket *socket)
+{
+    int *m_id;
+    socket->m_gui_dependent = (char *)malloc(sizeof(int)*2);
+    m_id = (int *)(socket->m_gui_dependent);
+
+    m_id[0] = -1;
+    m_id[1] = -1;
+    return TRUE;
+}
+
+void _GSocket_GUI_Destroy_Socket(GSocket *socket)
+{
+    free(socket->m_gui_dependent);
+}
+
+void _GSocket_Install_Callback(GSocket *socket, GSocketEvent event)
+{
+    int *m_id = (int *)(socket->m_gui_dependent);
+    int c;
+
+    if (socket->m_fd == -1)
+        return;
+
+    switch (event)
+    {
+        case GSOCK_LOST:       /* fall-through */
+        case GSOCK_INPUT:      c = 0; break;
+        case GSOCK_OUTPUT:     c = 1; break;
+        case GSOCK_CONNECTION: c = ((socket->m_server) ? 0 : 1); break;
+        default: return;
+    }
+
+    if (m_id[c] != -1)
+        wxAppRemoveSocketHandler(m_id[c]);
+
+    if (c == 0)
+    {
+	m_id[0] = wxAppAddSocketHandler(socket->m_fd, wxSockReadMask,
+					_GSocket_PM_Input, (void *)socket);
+    }
+    else
+    {
+	m_id[1] = wxAppAddSocketHandler(socket->m_fd, wxSockWriteMask,
+					_GSocket_PM_Output, (void *)socket);
+    }
+}
+
+void _GSocket_Uninstall_Callback(GSocket *socket, GSocketEvent event)
+{
+    int *m_id = (int *)(socket->m_gui_dependent);
+    int c;
+    switch (event)
+    {
+	case GSOCK_LOST:       /* fall-through */
+	case GSOCK_INPUT:      c = 0; break;
+	case GSOCK_OUTPUT:     c = 1; break;
+	case GSOCK_CONNECTION: c = ((socket->m_server) ? 0 : 1); break;
+	default: return;
+    }
+    if (m_id[c] != -1)
+        wxAppRemoveSocketHandler(m_id[c]);
+
+    m_id[c] = -1;
+}
+
+void _GSocket_Enable_Events(GSocket *socket)
+{
+    _GSocket_Install_Callback(socket, GSOCK_INPUT);
+    _GSocket_Install_Callback(socket, GSOCK_OUTPUT);
+}
+
+void _GSocket_Disable_Events(GSocket *socket)
+{
+    _GSocket_Uninstall_Callback(socket, GSOCK_INPUT);
+    _GSocket_Uninstall_Callback(socket, GSOCK_OUTPUT);
+}
+
+#else /* !wxUSE_SOCKETS */
+
+/* some compilers don't like having empty source files */
+static int wxDummyGsockVar = 0;
+
+#endif /* wxUSE_SOCKETS/!wxUSE_SOCKETS */