/*

* Copyright (c) 1999 - 2001 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

#ifndef FRSTACK_H

#define FRSTACK_H

#include "scr_val.h"

#include "scr_fcns.h"

#include "scr_ptrstack.h"

typedef struct

{

  val_t     *vars;

  NW_Ucs2   *url;

  NW_Ucs2   *postfields;

  NW_Ucs2   *referer;

  NW_Uint32 chkSum;

  NW_Int16  code_offset;

  NW_Int16  var_cnt;

  NW_Byte   func_index;

} frame_t;

#define frstack_t pstack_t

void init_frames(void);

NW_Bool push_frame(NW_Ucs2 *url, NW_Ucs2 *postfields, NW_Uint32 chkSum,

                   NW_Int32 func_index, NW_Ucs2 *referer);

void NW_Wmls_PopFrame(void);

NW_Bool is_frstack_empty(void);

void jump_opcode(NW_Int32  offset);

void set_code_offset(NW_Uint16 s);

NW_Uint16 get_code_offset(void);

NW_Bool get_opcode(NW_Byte *b);

NW_Bool get_next_opcode_byte(NW_Byte *b);

NW_Bool get_next_opcode_int16(NW_Uint16 *i16);

NW_Ucs2 *get_curr_referer(void);

NW_Ucs2 *get_first_referer(void);

NW_Ucs2 *get_curr_url(void);

NW_Uint32 get_curr_chkSum(void);

NW_Ucs2 *get_curr_postfields(void);

function_t *get_curr_func(void);

NW_Int16 get_curr_func_size(void);

val_t get_func_var(NW_Byte i);

void set_func_var(NW_Byte i, val_t v);

void free_frstack(frstack_t *st);

/* frees all the frames in stack.*/

void free_all_frames(void);

#endif