/*

* 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: 

*

*/

 /*

    $Workfile: scr_fcns.h $

    Purpose:

        This file is used by the scr_fcns.c.  It defines both the function structure 

        and the function pool structure as well as the function prototype used by 

        the function pool.

 */

#ifndef SCR_FUNCTIONS_H

#define SCR_FUNCTIONS_H

#include "scr_defs.h"

typedef struct {

  NW_Byte nbr_of_args;  /* no of args */

  NW_Byte nbr_of_local_vars;  /* no of total local vars, including args !!! */

  NW_Uint16 code_size;  

  NW_Byte *code;

} function_t;

typedef struct {

  function_t **funcs;

  NW_Int32  capacity;

  NW_Int32  size;

} funcpool_t;

typedef struct {

  NW_Byte index;

  NW_Ucs2 *name;

} fname_t;

typedef struct {

  fname_t *names;

  NW_Int32  capacity;

  NW_Int32  size;

} fname_table_t;

void add_fname(NW_Byte index, NW_Ucs2 *name);

void add_func_fp(function_t *f);

NW_Bool create_func_pool(NW_Int32  c) ;

NW_Bool create_fname_table(NW_Int32  c);

NW_Byte no_of_args(function_t *f);

NW_Byte no_of_local_vars(function_t *f);

NW_Uint16 get_code_size(function_t *f);

NW_Bool fu_get_opcode(NW_Byte func_index, NW_Uint16 offset, NW_Byte *b);

function_t *get_func(NW_Int32  funcIndex);

NW_Bool fname_find_function_index(fname_table_t *fn_table, NW_Ucs2 *fname, NW_Byte *index);

void free_funcpool(funcpool_t *fp);

void free_fname_table(fname_table_t *fn_table);

NW_Bool valid_func_index(NW_Int32  index);

#endif  /*SCR_FUNCTIONS_H*/