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/* Chrysalide - Outil d'analyse de fichiers binaires
 * modarg.h - prototypes pour la conservation d'arguments pour modificateurs
 *
 * Copyright (C) 2023 Cyrille Bagard
 *
 *  This file is part of Chrysalide.
 *
 *  Chrysalide is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  Chrysalide 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
 */


#ifndef _ANALYSIS_SCAN_MODARG_H
#define _ANALYSIS_SCAN_MODARG_H


#include <stdbool.h>


#include "../../../common/szstr.h"



/* Types d'arguments pris en charge */
typedef enum _ModifierArgType
{
    MAT_BOOLEAN,                            /* Valeur booléenne            */
    MAT_SIGNED_INTEGER,                     /* Nombre entier 64 bits #1    */
    MAT_UNSIGNED_INTEGER,                   /* Nombre entier 64 bits #2    */
    MAT_STRING,                             /* Chaîne de caractères        */
    MAT_RANGE,                              /* Séquence d'entiers          */

} ModifierArgType;

/* Argument pour modificateur de motif */
typedef struct _modifier_arg_t
{
    ModifierArgType type;                   /* Type de valeur portée       */

    union
    {
        bool boolean;                       /* Valeur booléenne            */
        long long s_integer;                /* Valeur entière 64 bits      */
        unsigned long long u_integer;       /* Valeur entière 64 bits      */
        sized_string_t string;              /* Chaîne de caractères        */

        struct
        {
            long long start;                /* Point de départ             */
            long long end;                  /* Point d'arrivée             */

        } range;

    } value;

} modifier_arg_t;


#define exit_mod_arg(a)                                         \
    do                                                          \
    {                                                           \
        if ((a)->type == MAT_STRING)                            \
            exit_szstr(&(a)->value.string);                     \
    }                                                           \
    while (0)

#define copy_mod_arg(d, s)                                      \
    do                                                          \
    {                                                           \
        (d)->type = (s)->type;                                  \
        if ((s)->type == MAT_STRING)                            \
            szstrdup(&(d)->value.string, &(s)->value.string);   \
        else                                                    \
            *(d) = *(s);                                        \
    }                                                           \
    while (0)



#endif  /* _ANALYSIS_SCAN_MODARG_H */