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/* Swfdec
* Copyright (C) 2007-2008 Benjamin Otte <otte@gnome.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
#ifndef _SWFDEC_AS_FRAME_INTERNAL_H_
#define _SWFDEC_AS_FRAME_INTERNAL_H_
#include <swfdec/swfdec_as_super.h>
#include <swfdec/swfdec_as_types.h>
#include <swfdec/swfdec_script_internal.h>
#include <swfdec/swfdec_types.h>
G_BEGIN_DECLS
typedef void (* SwfdecAsFrameBlockFunc) (SwfdecAsContext *cx, SwfdecAsFrame *frame, gpointer data);
struct _SwfdecAsFrame {
SwfdecAsFrame * next; /* next frame (FIXME: keep a list in the context instead?) */
SwfdecAsFunction * function; /* function we're executing or NULL if toplevel */
SwfdecAsValue thisp; /* this object in current frame or undefined if none */
SwfdecAsSuper * super; /* super object in current frame or NULL if none */
gboolean construct; /* TRUE if this is the constructor for thisp */
SwfdecAsValue * return_value; /* pointer to where to store the return value */
guint argc; /* number of arguments */
const SwfdecAsValue * argv; /* arguments or %NULL if taken from stack */
/* script execution */
SwfdecScript * script; /* script being executed */
GSList * scope_chain; /* the scope chain (with objects etc) */
const guint8 * block_start; /* start of current block */
const guint8 * block_end; /* end of current block */
GArray * blocks; /* blocks we have entered (like With) */
SwfdecMovie * target; /* target to use as last object in scope chain or for SetVariable */
SwfdecMovie * original_target;/* original target (used when resetting target) */
SwfdecAsObject * activation; /* activation object or NULL if the frame takes no local variables */
SwfdecAsValue * registers; /* the registers */
guint n_registers; /* number of allocated registers */
SwfdecConstantPool * constant_pool; /* constant pool currently in use */
SwfdecAsValue * stack_begin; /* beginning of stack */
const guint8 * pc; /* program counter on stack */
/* native function */
};
void swfdec_as_frame_init (SwfdecAsFrame * frame,
SwfdecAsContext * context,
SwfdecScript * script);
void swfdec_as_frame_init_native (SwfdecAsFrame * frame,
SwfdecAsContext * context);
void swfdec_as_frame_free (SwfdecAsContext * context,
SwfdecAsFrame * frame);
void swfdec_as_frame_set_this (SwfdecAsFrame * frame,
SwfdecAsObject * thisp);
void swfdec_as_frame_preload (SwfdecAsContext * context,
SwfdecAsFrame * frame);
#define swfdec_as_frame_get_variable(cx, frame, variable, value) \
swfdec_as_frame_get_variable_and_flags (cx, frame, variable, value, NULL, NULL)
SwfdecAsObject *swfdec_as_frame_get_variable_and_flags
(SwfdecAsContext * context,
SwfdecAsFrame * frame,
const char * variable,
SwfdecAsValue * value,
guint * flags,
SwfdecAsObject ** pobject);
#define swfdec_as_frame_set_variable(cx, frame, variable, value, overwrite, local) \
swfdec_as_frame_set_variable_and_flags (cx, frame, variable, value, 0, overwrite, local)
void swfdec_as_frame_set_variable_and_flags
(SwfdecAsContext * context,
SwfdecAsFrame * frame,
const char * variable,
const SwfdecAsValue * value,
guint default_flags,
gboolean overwrite,
gboolean local);
SwfdecAsDeleteReturn
swfdec_as_frame_delete_variable (SwfdecAsContext * context,
SwfdecAsFrame * frame,
const char * variable);
void swfdec_as_frame_set_target (SwfdecAsFrame * frame,
SwfdecMovie * target);
void swfdec_as_frame_push_block (SwfdecAsFrame * frame,
const guint8 * start,
const guint8 * end,
SwfdecAsFrameBlockFunc func,
gpointer data);
void swfdec_as_frame_pop_block (SwfdecAsFrame * frame,
SwfdecAsContext * context);
void swfdec_as_frame_handle_exception(SwfdecAsContext * context,
SwfdecAsFrame * frame);
SwfdecMovie * swfdec_as_frame_get_target (SwfdecAsFrame * frame);
G_END_DECLS
#endif
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