/* -*- mode: C; c-file-style: "gnu" -*- */

/* xdgmimeint.h: Internal defines and functions.

 *

 * More info can be found at http://www.freedesktop.org/standards/

 *

 * Copyright (C) 2003  Red Hat, Inc.

 * Copyright (C) 2003  Jonathan Blandford <jrb@alum.mit.edu>

 *

 * Licensed under the Academic Free License version 2.0

 * Or under the following terms:

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public

 * License as published by the Free Software Foundation; either

 * version 2.1 of the License, or (at your option) any later version.

 *

 * This library 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

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with this library; if not, see <http://www.gnu.org/licenses/>.

 */

#ifndef __XDG_MIME_INT_H__

#define __XDG_MIME_INT_H__

#include "xdgmime.h"

#ifndef	FALSE

#define	FALSE (0)

#endif

#ifndef	TRUE

#define	TRUE (!FALSE)

#endif

/* FIXME: Needs to be configure check */

typedef unsigned int   xdg_unichar_t;

typedef unsigned char  xdg_uchar8_t;

typedef unsigned short xdg_uint16_t;

typedef unsigned int   xdg_uint32_t;

#ifdef XDG_PREFIX

#define _xdg_utf8_skip       XDG_RESERVED_ENTRY(utf8_skip)

#define _xdg_utf8_to_ucs4    XDG_RESERVED_ENTRY(utf8_to_ucs4)

#define _xdg_ucs4_to_lower   XDG_RESERVED_ENTRY(ucs4_to_lower)

#define _xdg_utf8_validate   XDG_RESERVED_ENTRY(utf8_validate)

#define _xdg_get_base_name   XDG_RESERVED_ENTRY(get_base_name)

#define _xdg_convert_to_ucs4 XDG_RESERVED_ENTRY(convert_to_ucs4)

#define _xdg_reverse_ucs4    XDG_RESERVED_ENTRY(reverse_ucs4)

#endif

#define SWAP_BE16_TO_LE16(val) (xdg_uint16_t)(((xdg_uint16_t)(val) << 8)|((xdg_uint16_t)(val) >> 8))

#define SWAP_BE32_TO_LE32(val) (xdg_uint32_t)((((xdg_uint32_t)(val) & 0xFF000000U) >> 24) |	\

					      (((xdg_uint32_t)(val) & 0x00FF0000U) >> 8) |	\

					      (((xdg_uint32_t)(val) & 0x0000FF00U) << 8) |	\

					      (((xdg_uint32_t)(val) & 0x000000FFU) << 24))

/* UTF-8 utils

 */

extern const char *const _xdg_utf8_skip;

#define _xdg_utf8_next_char(p) (char *)((p) + _xdg_utf8_skip[*(unsigned char *)(p)])

#define _xdg_utf8_char_size(p) (int) (_xdg_utf8_skip[*(unsigned char *)(p)])

xdg_unichar_t  _xdg_utf8_to_ucs4  (const char    *source);

xdg_unichar_t  _xdg_ucs4_to_lower (xdg_unichar_t  source);

int            _xdg_utf8_validate (const char    *source);

xdg_unichar_t *_xdg_convert_to_ucs4 (const char *source, int *len);

void           _xdg_reverse_ucs4 (xdg_unichar_t *source, int len);

const char    *_xdg_get_base_name (const char    *file_name);

#endif /* __XDG_MIME_INT_H__ */