swfdec/swfdec_script_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_SCRIPT_INTERNAL_H_
  21 #define _SWFDEC_SCRIPT_INTERNAL_H_
  22
  23 #include <swfdec/swfdec.h>
  24 #include <swfdec/swfdec_as_types.h>
  25 #include <swfdec/swfdec_types.h>
  26 #include <swfdec/swfdec_bits.h>
  27 #include <swfdec/swfdec_constant_pool.h>
  28
  29 G_BEGIN_DECLS
  30
  31 typedef struct _SwfdecScriptArgument SwfdecScriptArgument;
  32
  33 typedef enum {
  34   SWFDEC_SCRIPT_PRELOAD_THIS = (1 << 0),
  35   SWFDEC_SCRIPT_SUPPRESS_THIS = (1 << 1),
  36   SWFDEC_SCRIPT_PRELOAD_ARGS = (1 << 2),
  37   SWFDEC_SCRIPT_SUPPRESS_ARGS = (1 << 3),
  38   SWFDEC_SCRIPT_PRELOAD_SUPER = (1 << 4),
  39   SWFDEC_SCRIPT_SUPPRESS_SUPER = (1 << 5),
  40   SWFDEC_SCRIPT_PRELOAD_ROOT = (1 << 6),
  41   SWFDEC_SCRIPT_PRELOAD_PARENT = (1 << 7),
  42   SWFDEC_SCRIPT_PRELOAD_GLOBAL = (1 << 8)
  43 } SwfdecScriptFlag;
  44
  45 typedef gboolean (* SwfdecScriptForeachFunc) (gconstpointer bytecode, guint action,
  46     const guint8 *data, guint len, gpointer user_data);
  47
  48 /* FIXME: May want to typedef to SwfdecBuffer directly */
  49 struct _SwfdecScript {
  50   SwfdecBuffer *        buffer;                 /* buffer holding the script */
  51   const guint8 *        main;                   /* entry point for script */
  52   const guint8 *        exit;                   /* exit point for script */
  53   guint                 refcount;               /* reference count */
  54   char *                name;                   /* name identifying this script */
  55   guint                 version;                /* version of the script */
  56   guint                 n_registers;            /* number of registers */
  57   SwfdecBuffer *        constant_pool;          /* constant pool action */
  58   guint                 flags;                  /* SwfdecScriptFlags */
  59   guint                 n_arguments;            /* number of arguments */
  60   SwfdecScriptArgument *arguments;              /* arguments or NULL if none */
  61 };
  62
  63 struct _SwfdecScriptArgument {
  64   char *                name;                   /* name of the argument (not GC'ed) */
  65   guint                 preload;                /* preload slot to preload to or 0 */
  66 };
  67
  68 const char *    swfdec_action_get_name          (guint                  action);
  69 guint           swfdec_action_get_from_name     (const char *           name);
  70
  71 SwfdecScript *  swfdec_script_new_from_bits             (SwfdecBits *                   bits,
  72                                                          const char *                   name,
  73                                                          guint                          version);
  74
  75 gboolean        swfdec_script_foreach                   (SwfdecScript *                 script,
  76                                                          SwfdecScriptForeachFunc        func,
  77                                                          gpointer                       user_data);
  78
  79 G_END_DECLS
  80
  81 #endif