swfdec/swfdec_as_internal.h

   1 /* Swfdec
   2  * Copyright (C) 2007 Benjamin Otte <otte@gnome.org>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA  02110-1301  USA
  18  */
  19
  20 #ifndef _SWFDEC_AS_INTERNAL_H_
  21 #define _SWFDEC_AS_INTERNAL_H_
  22
  23 #include <swfdec/swfdec_as_gcable.h>
  24 #include <swfdec/swfdec_as_movie_value.h>
  25 #include <swfdec/swfdec_as_object.h>
  26 #include <swfdec/swfdec_as_types.h>
  27 #include <swfdec/swfdec_movie.h>
  28
  29 G_BEGIN_DECLS
  30
  31 /* This header contains all the non-exported symbols that can't go into
  32  * exported headers
  33  */
  34 #define SWFDEC_AS_NATIVE(x, y, func) void func (SwfdecAsContext *cx, \
  35     SwfdecAsObject *object, guint argc, SwfdecAsValue *argv, SwfdecAsValue *ret);
  36
  37 #define SWFDEC_AS_OBJECT_PROTOTYPE_RECURSION_LIMIT 256
  38
  39 /* swfdec_as_types.h */
  40 #define SWFDEC_AS_TYPE_IS_GCABLE(type) ((type) & 4)
  41
  42 #define SWFDEC_AS_VALUE_IS_COMPOSITE(val) (SWFDEC_AS_VALUE_GET_TYPE (val) >= SWFDEC_AS_TYPE_OBJECT)
  43 #define SWFDEC_AS_VALUE_IS_PRIMITIVE(val) (!SWFDEC_AS_VALUE_IS_COMPOSITE(val))
  44 /* FIXME: ugly macro */
  45 #define SWFDEC_AS_VALUE_GET_COMPOSITE(val) (SWFDEC_AS_VALUE_IS_OBJECT (val) ? \
  46     SWFDEC_AS_VALUE_GET_OBJECT (val) : (SWFDEC_AS_VALUE_GET_MOVIE (val) ? \
  47       swfdec_as_relay_get_as_object (SWFDEC_AS_RELAY (SWFDEC_AS_VALUE_GET_MOVIE (val))) : NULL))
  48 #define SWFDEC_AS_VALUE_SET_COMPOSITE(val,o) G_STMT_START { \
  49   SwfdecAsObject *_o = (o); \
  50   if (_o->movie) { \
  51     SWFDEC_AS_VALUE_SET_MOVIE ((val), SWFDEC_MOVIE (_o->relay)); \
  52   } else { \
  53     SWFDEC_AS_VALUE_SET_OBJECT ((val), _o); \
  54   } \
  55 } G_STMT_END
  56
  57 #define SWFDEC_AS_VALUE_IS_MOVIE(val) (SWFDEC_AS_VALUE_GET_TYPE (val) == SWFDEC_AS_TYPE_MOVIE)
  58 #define SWFDEC_AS_VALUE_GET_MOVIE(val) (((SwfdecAsMovieValue *) SWFDEC_AS_VALUE_GET_VALUE (val))->movie ? \
  59     ((SwfdecAsMovieValue *) SWFDEC_AS_VALUE_GET_VALUE (val))->movie : swfdec_as_movie_value_get (SWFDEC_AS_VALUE_GET_VALUE (val)))
  60 #define SWFDEC_AS_VALUE_FROM_MOVIE(m) SWFDEC_AS_VALUE_COMBINE (m->as_value, SWFDEC_AS_TYPE_MOVIE)
  61 #define SWFDEC_AS_VALUE_SET_MOVIE(val,m) G_STMT_START { \
  62   SwfdecMovie *__m = (m); \
  63   g_assert (SWFDEC_IS_MOVIE (__m)); \
  64   g_assert (__m->as_value); \
  65   *(val) = SWFDEC_AS_VALUE_FROM_MOVIE (__m); \
  66 } G_STMT_END
  67
  68 /* swfdec_as_context.c */
  69 gboolean        swfdec_as_context_check_continue (SwfdecAsContext *     context);
  70 void            swfdec_as_context_return        (SwfdecAsContext *      context,
  71                                                  SwfdecAsValue *        return_value);
  72 void            swfdec_as_context_run           (SwfdecAsContext *      context);
  73 void            swfdec_as_context_run_init_script (SwfdecAsContext *    context,
  74                                                  const guint8 *         data,
  75                                                  gsize                  length,
  76                                                  guint                  version);
  77 void            swfdec_as_context_gc_alloc      (SwfdecAsContext *      context,
  78                                                  gsize                  size);
  79 #define swfdec_as_context_gc_new(context,type) ((type *)swfdec_as_context_gc_alloc ((context), sizeof (type)))
  80
  81 /* swfdec_as_object.c */
  82 typedef SwfdecAsVariableForeach SwfdecAsVariableForeachRemove;
  83 typedef const char *(* SwfdecAsVariableForeachRename) (SwfdecAsObject *object,
  84     const char *variable, SwfdecAsValue *value, guint flags, gpointer data);
  85
  86 void            swfdec_as_object_free           (SwfdecAsContext *      context,
  87                                                  SwfdecAsObject *       object);
  88 SwfdecAsValue * swfdec_as_object_peek_variable  (SwfdecAsObject *       object,
  89                                                  const char *           name);
  90 guint           swfdec_as_object_foreach_remove (SwfdecAsObject *       object,
  91                                                  SwfdecAsVariableForeach func,
  92                                                  gpointer               data);
  93 void            swfdec_as_object_foreach_rename (SwfdecAsObject *       object,
  94                                                  SwfdecAsVariableForeachRename func,
  95                                                  gpointer               data);
  96
  97 void            swfdec_as_object_init_context   (SwfdecAsContext *      context);
  98 void            swfdec_as_object_decode         (SwfdecAsObject *       obj,
  99                                                  const char *           str);
 100 SwfdecAsObject * swfdec_as_object_get_prototype (SwfdecAsObject *       object);
 101 void            swfdec_as_object_add_native_variable (SwfdecAsObject *  object,
 102                                                  const char *           variable,
 103                                                  SwfdecAsNative         get,
 104                                                  SwfdecAsNative         set);
 105
 106 /* swfdec_as_native_function.h */
 107 SwfdecAsFunction *
 108                 swfdec_as_native_function_new_bare
 109                                                 (SwfdecAsContext *      context,
 110                                                  const char *           name,
 111                                                  SwfdecAsNative         native);
 112
 113 /* swfdec_as_array.h */
 114 void            swfdec_as_array_remove_range    (SwfdecAsObject *       object,
 115                                                  gint32                 start_index,
 116                                                  gint32                 num);
 117
 118
 119 G_END_DECLS
 120 #endif