rdata_t.h

/*
 * Copyright (c) 2011 Jiri Svoboda
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef RDATA_T_H_
#define RDATA_T_H_

#include "intmap_t.h"

typedef struct {
        bool_t value;
} rdata_bool_t;

typedef struct {
        bigint_t value;
} rdata_char_t;

typedef struct {
        bigint_t value;
} rdata_int_t;

typedef struct {
        const char *value;
} rdata_string_t;

typedef struct {
        struct rdata_var *vref;
} rdata_ref_t;

typedef struct {
        struct rdata_var *obj;

        struct stree_symbol *sym;
} rdata_deleg_t;

typedef struct {
        struct stree_embr *value;
} rdata_enum_t;

typedef struct {
        int rank;

        int *extent;

        struct rdata_var **element;
} rdata_array_t;

typedef struct {
        struct stree_symbol *class_sym;

        statns_t static_obj;

        intmap_t fields; /* of (rdata_var_t *) */
} rdata_object_t;

typedef struct {
        void *data;
} rdata_resource_t;

typedef struct {
        struct stree_symbol *sym;
} rdata_symbol_t;

typedef enum var_class {
        vc_bool,

        vc_char,

        vc_int,

        vc_string,

        vc_ref,

        vc_deleg,

        vc_enum,

        vc_array,

        vc_object,

        vc_resource,

        vc_symbol
} var_class_t;

typedef struct rdata_var {
        var_class_t vc;

        union {
                rdata_bool_t *bool_v;
                rdata_char_t *char_v;
                rdata_int_t *int_v;
                rdata_string_t *string_v;
                rdata_ref_t *ref_v;
                rdata_deleg_t *deleg_v;
                rdata_enum_t *enum_v;
                rdata_array_t *array_v;
                rdata_object_t *object_v;
                rdata_resource_t *resource_v;
                rdata_symbol_t *symbol_v;
        } u;
} rdata_var_t;

typedef enum {
        ac_var,

        ac_prop
} address_class_t;

typedef struct {
        rdata_var_t *vref;
} rdata_addr_var_t;

typedef struct {
        rdata_deleg_t *prop_d;
} rdata_aprop_named_t;

typedef struct {
        rdata_deleg_t *object_d;

        list_t args; /* of rdata_item_t */
} rdata_aprop_indexed_t;

typedef enum {
        /* Named property address */
        apc_named,

        /* Indexed property address */
        apc_indexed
} aprop_class_t;

typedef struct {
        aprop_class_t apc;

        struct rdata_value *tvalue;

        rdata_var_t *tpos;

        union {
                rdata_aprop_named_t *named;
                rdata_aprop_indexed_t *indexed;
        } u;
} rdata_addr_prop_t;

typedef struct rdata_address {
        address_class_t ac;

        union {
                rdata_addr_var_t *var_a;
                rdata_addr_prop_t *prop_a;
        } u;
} rdata_address_t;

typedef struct rdata_value {
        rdata_var_t *var;
} rdata_value_t;

typedef enum {
        ic_address,
        ic_value
} item_class_t;

typedef struct rdata_item {
        item_class_t ic;

        union {
                rdata_address_t *address;
                rdata_value_t *value;
        } u;
} rdata_item_t;

#endif

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