5 files changed, 354 insertions, 0 deletions
diff --git a/spi-common/Makefile.am b/spi-common/Makefile.am
new file mode 100644
index 0000000..216c378
--- /dev/null
+++ b/spi-common/Makefile.am
@@ -0,0 +1,20 @@
+noinst_LTLIBRARIES = libspicommon.la
+
+libspicommon_la_CFLAGS = $(DBUS_GLIB_CFLAGS) $(ATK_CFLAGS)\
+			-DATSPI_INTROSPECTION_PATH=\"$(DEFAULT_ATSPI_INTROSPECTION_PATH)\"\
+			-I$(top_builddir)\
+			-I$(top_srcdir)
+
+BUILT_SOURCES = generated-types.h
+CLEANFILES = generated-types.h
+
+nodist_libspicommon_la_SOURCES = generated-types.h
+
+libspicommon_la_SOURCES =	\
+	event-types.h		\
+	spi-types.h		\
+	spi-dbus.h		\
+	spi-dbus.c
+
+generated-types.h: $(top_srcdir)/xml/spec.xml $(top_srcdir)/tools/c-constants-generator.xsl
+	xsltproc --stringparam mixed-case-prefix Accessibility_ $(top_srcdir)/tools/c-constants-generator.xsl $< >$@
diff --git a/spi-common/event-types.h b/spi-common/event-types.h
new file mode 100644
index 0000000..ac0c059
--- /dev/null
+++ b/spi-common/event-types.h
@@ -0,0 +1,61 @@
+/*
+ * AT-SPI - Assistive Technology Service Provider Interface
+ * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
+ *
+ * Copyright 2001, 2002 Sun Microsystems Inc.,
+ * Copyright 2001, 2002 Ximian, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef EVENT_TYPES_H_
+#define EVENT_TYPES_H_
+
+#include <dbus/dbus.h>
+
+typedef unsigned long Accessibility_ControllerEventMask;
+
+// TODO: auto-generate the below structs
+typedef struct _Accessibility_DeviceEvent Accessibility_DeviceEvent;
+struct _Accessibility_DeviceEvent
+{
+  Accessibility_EventType type;
+  dbus_uint32_t id;
+  dbus_uint16_t hw_code;
+  dbus_uint16_t modifiers;
+  dbus_uint32_t timestamp;
+  char * event_string;
+  dbus_bool_t is_text;
+};
+
+typedef struct _Accessibility_EventListenerMode Accessibility_EventListenerMode;
+struct _Accessibility_EventListenerMode
+{
+  dbus_bool_t synchronous;
+  dbus_bool_t preemptive;
+  dbus_bool_t global;
+};
+
+typedef struct _Accessibility_KeyDefinition Accessibility_KeyDefinition;
+struct _Accessibility_KeyDefinition
+{
+  dbus_int32_t keycode;
+  dbus_int32_t keysym;
+  char *keystring;
+  dbus_int32_t unused;
+};
+
+#endif /* EVENT_TYPES_H_ */
diff --git a/spi-common/spi-dbus.c b/spi-common/spi-dbus.c
new file mode 100644
index 0000000..4e176e1
--- /dev/null
+++ b/spi-common/spi-dbus.c
@@ -0,0 +1,190 @@
+/*
+ * AT-SPI - Assistive Technology Service Provider Interface
+ * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
+ *
+ * Copyright 2008 Novell, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <glib.h>
+#include <glib-object.h>
+#include <dbus/dbus.h>
+
+#include "spi-types.h"
+
+GHashTable *path2ptr;
+static guint objindex;
+
+static void
+deregister_object (gpointer data, GObject *obj)
+{
+  spi_dbus_notify_remove(ATK_OBJECT(obj), NULL);
+  g_hash_table_remove (path2ptr, &obj);
+}
+
+static guint
+register_object (GObject * obj)
+{
+  gint *new_int;
+
+  if (!path2ptr)
+    {
+      path2ptr = g_hash_table_new_full (g_int_hash, g_int_equal, g_free, NULL);
+      if (!path2ptr)
+	return ++objindex;
+    }
+  objindex++;
+  while (g_hash_table_lookup (path2ptr, &objindex))
+    {
+      objindex++;
+      /* g_object_get_data returning 0 means no data, so handle wrap-around */
+      if (objindex == 0)
+	objindex++;
+    }
+  new_int = (gint *)g_malloc(sizeof(gint));
+  if (new_int)
+  {
+    *new_int = objindex;
+    g_hash_table_insert (path2ptr, new_int, obj);
+  }
+  g_object_set_data (G_OBJECT (obj), "dbus-id", (gpointer) objindex);
+  g_object_weak_ref(G_OBJECT(obj), deregister_object, NULL);
+  spi_dbus_notify_change(obj, TRUE, NULL);
+  return objindex;
+}
+
+DBusMessage *
+spi_dbus_general_error (DBusMessage * message)
+{
+  return dbus_message_new_error (message,
+				 "org.freedesktop.atspi.GeneralError",
+				 "General error");
+}
+
+
+DBusMessage *
+spi_dbus_return_rect (DBusMessage * message, gint ix, gint iy, gint iwidth,
+		      gint iheight)
+{
+  DBusMessage *reply;
+  dbus_uint32_t x, y, width, height;
+
+  x = ix;
+  y = iy;
+  width = iwidth;
+  height = iheight;
+  reply = dbus_message_new_method_return (message);
+  if (reply)
+    {
+      DBusMessageIter iter, sub;
+      dbus_message_iter_init_append (reply, &iter);
+      if (!dbus_message_iter_open_container
+	  (&iter, DBUS_TYPE_STRUCT, NULL, &sub))
+	goto oom;
+      dbus_message_iter_append_basic (&sub, DBUS_TYPE_INT32, &x);
+      dbus_message_iter_append_basic (&sub, DBUS_TYPE_INT32, &y);
+      dbus_message_iter_append_basic (&sub, DBUS_TYPE_INT32, &width);
+      dbus_message_iter_append_basic (&sub, DBUS_TYPE_INT32, &height);
+      if (!dbus_message_iter_close_container (&iter, &sub))
+	goto oom;
+    }
+  return reply;
+oom:
+  /* todo: return an error */
+  return reply;
+}
+
+void spi_dbus_emit_valist(DBusConnection *bus, const char *path, const char *interface, const char *name, int first_arg_type, va_list args)
+{
+  DBusMessage *sig;
+
+  sig = dbus_message_new_signal(path, interface, name);
+  if (first_arg_type != DBUS_TYPE_INVALID)
+  {
+    dbus_message_append_args_valist(sig, first_arg_type, args);
+  }
+  dbus_connection_send(bus, sig, NULL);
+  dbus_message_unref(sig);
+}
+
+dbus_bool_t spi_dbus_message_iter_get_struct(DBusMessageIter *iter, ...)
+{
+  va_list args;
+  DBusMessageIter iter_struct;
+  int type;
+  void *ptr;
+
+  dbus_message_iter_recurse(iter, &iter_struct);
+  va_start(args, iter);
+  for (;;)
+  {
+    type = va_arg(args, int);
+    if (type == DBUS_TYPE_INVALID) break;
+    if (type != dbus_message_iter_get_arg_type(&iter_struct))
+    {
+      va_end(args);
+      return FALSE;
+    }
+    ptr = va_arg(args, void *);
+    dbus_message_iter_get_basic(&iter_struct, ptr);
+    dbus_message_iter_next(&iter_struct);
+  }
+  dbus_message_iter_next(iter);
+  va_end(args);
+  return TRUE;
+}
+
+dbus_bool_t spi_dbus_message_iter_append_struct(DBusMessageIter *iter, ...)
+{
+  va_list args;
+  DBusMessageIter iter_struct;
+  int type;
+  void *ptr;
+
+  if (!dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &iter_struct)) return FALSE;
+  va_start(args, iter);
+  for (;;)
+  {
+    type = va_arg(args, int);
+    if (type == DBUS_TYPE_INVALID) break;
+    ptr = va_arg(args, void *);
+    dbus_message_iter_append_basic(&iter_struct, type, ptr);
+  }
+  if (!dbus_message_iter_close_container(iter, &iter_struct)) return FALSE;
+  va_end(args);
+  return TRUE;
+}
+
+dbus_bool_t spi_dbus_marshall_deviceEvent(DBusMessage *message, const Accessibility_DeviceEvent *e)
+{
+  DBusMessageIter iter;
+
+  if (!message) return FALSE;
+  dbus_message_iter_init_append(message, &iter);
+  return spi_dbus_message_iter_append_struct(&iter, DBUS_TYPE_UINT32, &e->type, DBUS_TYPE_INT32, &e->id, DBUS_TYPE_INT16, &e->hw_code, DBUS_TYPE_INT16, &e->modifiers, DBUS_TYPE_INT32, &e->timestamp, DBUS_TYPE_STRING, &e->event_string, DBUS_TYPE_BOOLEAN, &e->is_text, DBUS_TYPE_INVALID);
+}
+
+dbus_bool_t spi_dbus_demarshall_deviceEvent(DBusMessage *message, Accessibility_DeviceEvent *e)
+{
+  DBusMessageIter iter;
+
+  dbus_message_iter_init(message, &iter);
+  return spi_dbus_message_iter_get_struct(&iter, DBUS_TYPE_UINT32, &e->type, DBUS_TYPE_INT32, &e->id, DBUS_TYPE_INT16, &e->hw_code, DBUS_TYPE_INT16, &e->modifiers, DBUS_TYPE_INT32, &e->timestamp, DBUS_TYPE_STRING, &e->event_string, DBUS_TYPE_BOOLEAN, &e->is_text, DBUS_TYPE_INVALID);
+}
diff --git a/spi-common/spi-dbus.h b/spi-common/spi-dbus.h
new file mode 100644
index 0000000..c8c5489
--- /dev/null
+++ b/spi-common/spi-dbus.h
@@ -0,0 +1,53 @@
+/*
+ * AT-SPI - Assistive Technology Service Provider Interface
+ * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
+ *
+ * Copyright 2001, 2002 Sun Microsystems Inc.,
+ * Copyright 2001, 2002 Ximian, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef SPI_DBUS_H_
+#define SPI_DBUS_H_
+
+#include <glib.h>
+#include <spi-common/spi-types.h>
+
+#define DBG(a,b) if(_dbg>=(a))b
+
+extern int _dbg;
+
+#define SPI_DBUS_NAME_REGISTRY "org.freedesktop.atspi.registry"
+#define SPI_DBUS_PATH_REGISTRY "/org/freedesktop/atspi/registry"
+#define SPI_DBUS_INTERFACE_REGISTRY "org.freedesktop.atspi.registry"
+#define SPI_DBUS_PATH_DEC "/org/freedesktop/atspi/registry/dec"
+#define SPI_DBUS_INTERFACE_DEC "org.freedesktop.atspi.deviceEventController"
+#define SPI_DBUS_PATH_DESKTOP "/org/freedesktop/atspi/registry/desktop"
+#define SPI_DBUS_PATH_NULL "/"
+
+DBusMessage *spi_dbus_general_error(DBusMessage *message);
+DBusMessage *spi_dbus_return_rect(DBusMessage *message, gint ix, gint iy, gint iwidth, gint iheight);
+
+#define SPI_DBUS_RETURN_ERROR(m, e) dbus_message_new_error(m, (e)->name, (e)->message)
+
+void spi_dbus_emit_valist(DBusConnection *bus, const char *path, const char *interface, const char *name, int first_arg_type, va_list args);
+dbus_bool_t spi_dbus_message_iter_get_struct(DBusMessageIter *iter, ...);
+dbus_bool_t spi_dbus_message_iter_append_struct(DBusMessageIter *iter, ...);
+dbus_bool_t spi_dbus_marshall_deviceEvent(DBusMessage *message, const Accessibility_DeviceEvent *e);
+dbus_bool_t spi_dbus_demarshall_deviceEvent(DBusMessage *message, Accessibility_DeviceEvent *e);
+
+#endif /* SPI_DBUS_H_ */
diff --git a/spi-common/spi-types.h b/spi-common/spi-types.h
new file mode 100644
index 0000000..2758310
--- /dev/null
+++ b/spi-common/spi-types.h
@@ -0,0 +1,30 @@
+/*
+ * AT-SPI - Assistive Technology Service Provider Interface
+ * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
+ *
+ * Copyright 2001, 2002 Sun Microsystems Inc.,
+ * Copyright 2001, 2002 Ximian, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef SPI_TYPES_H_
+#define SPI_TYPES_H_
+
+#include <spi-common/generated-types.h>
+#include <spi-common/event-types.h>
+
+#endif /* SPI_TYPES_H_ */