generics.h

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/*
 * Copyright 2010 John-Mark Bell <jmb@netsurf-browser.org>
 *
 * This file is part of NetSurf, http://www.netsurf-browser.org/
 *
 * NetSurf 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; version 2 of the License.
 *
 * NetSurf 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef NETSURF_UTILS_HTTP_GENERICS_H_
#define NETSURF_UTILS_HTTP_GENERICS_H_
 
#include <stdbool.h>
 
#include "utils/errors.h"
 
/**
 * Representation of an item
 */
typedef struct http__item {
        struct http__item *next;                /**< Next item in list, or NULL */
 
        void (*free)(struct http__item *self);  /**< Item destructor */
} http__item;
 
#define HTTP__ITEM_INIT(item, n, f) \
                ((http__item *) (item))->next = (http__item *) (n); \
                ((http__item *) (item))->free = (void (*)(http__item *)) (f)
 
/**
 * Type of an item parser
 */
typedef nserror (*http__itemparser)(const char **input, http__item **item);
 
 
void http___item_list_destroy(http__item *list);
#define http__item_list_destroy(l) \
                http___item_list_destroy((http__item *) (l))
 
nserror http___item_list_parse(const char **input, 
                http__itemparser itemparser, http__item *first, 
                http__item **items);
#define http__item_list_parse(i, p, f, r) \
                http___item_list_parse((i), \
                                (http__itemparser) (p), \
                                (http__item *) (f), \
                                (http__item **) (void *) (r))
 
#endif