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      1 /*	$NetBSD: citrus_mapper_local.h,v 1.2 2008/02/09 14:56:20 junyoung Exp $	*/
      2 
      3 /*-
      4  * Copyright (c)2003 Citrus Project,
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _CITRUS_MAPPER_LOCAL_H_
     30 #define _CITRUS_MAPPER_LOCAL_H_
     31 
     32 #define _CITRUS_MAPPER_GETOPS_FUNC_BASE(_n_)				\
     33 int _n_(struct _citrus_mapper_ops *, size_t, uint32_t)
     34 #define _CITRUS_MAPPER_GETOPS_FUNC(_n_)					\
     35 _CITRUS_MAPPER_GETOPS_FUNC_BASE(_citrus_##_n_##_mapper_getops)
     36 
     37 #define _CITRUS_MAPPER_DECLS(_m_)					\
     38 static int	_citrus_##_m_##_mapper_init				\
     39 	(struct _citrus_mapper_area *__restrict,			\
     40 	 struct _citrus_mapper * __restrict, const char * __restrict,	\
     41 	 const void * __restrict, size_t,				\
     42 	 struct _citrus_mapper_traits * __restrict, size_t);		\
     43 static void	_citrus_##_m_##_mapper_uninit(struct _citrus_mapper *);	\
     44 static int	_citrus_##_m_##_mapper_convert				\
     45 	(struct _citrus_mapper * __restrict,				\
     46 	 _citrus_index_t * __restrict, _citrus_index_t,			\
     47 	 void * __restrict);						\
     48 static void	_citrus_##_m_##_mapper_init_state			\
     49 	(struct _citrus_mapper * __restrict, void * __restrict);
     50 
     51 #define _CITRUS_MAPPER_DEF_OPS(_m_)					\
     52 struct _citrus_mapper_ops _citrus_##_m_##_mapper_ops = {		\
     53 	/* mo_abi_version */	_CITRUS_MAPPER_ABI_VERSION,		\
     54 	/* mo_init */		&_citrus_##_m_##_mapper_init,		\
     55 	/* mo_uninit */		&_citrus_##_m_##_mapper_uninit,		\
     56 	/* mo_convert */	&_citrus_##_m_##_mapper_convert,	\
     57 	/* mo_init_state */	&_citrus_##_m_##_mapper_init_state	\
     58 }
     59 
     60 typedef _CITRUS_MAPPER_GETOPS_FUNC_BASE((*_citrus_mapper_getops_t));
     61 typedef	int	(*_citrus_mapper_init_t)(
     62 	struct _citrus_mapper_area *__restrict,
     63 	struct _citrus_mapper *__restrict, const char *__restrict,
     64 	const void *__restrict, size_t,
     65 	struct _citrus_mapper_traits * __restrict, size_t);
     66 typedef void	(*_citrus_mapper_uninit_t)(struct _citrus_mapper *);
     67 typedef int	(*_citrus_mapper_convert_t)(struct _citrus_mapper * __restrict,
     68 					    _citrus_index_t * __restrict,
     69 					    _citrus_index_t,
     70 					    void * __restrict);
     71 typedef void	(*_citrus_mapper_init_state_t)(
     72 	struct _citrus_mapper * __restrict, void * __restrict);
     73 
     74 /*
     75  * ABI version change log
     76  *   0x00000001
     77  *     initial version
     78  */
     79 #define _CITRUS_MAPPER_ABI_VERSION	0x00000001
     80 struct _citrus_mapper_ops {
     81 	uint32_t			mo_abi_version;
     82 	/* version 0x00000001 */
     83 	_citrus_mapper_init_t		mo_init;
     84 	_citrus_mapper_uninit_t		mo_uninit;
     85 	_citrus_mapper_convert_t	mo_convert;
     86 	_citrus_mapper_init_state_t	mo_init_state;
     87 };
     88 
     89 struct _citrus_mapper_traits {
     90 	/* version 0x00000001 */
     91 	size_t				mt_state_size;
     92 	size_t				mt_src_max;
     93 	size_t				mt_dst_max;
     94 };
     95 
     96 struct _citrus_mapper {
     97 	struct _citrus_mapper_ops		*cm_ops;
     98 	void					*cm_closure;
     99 	_citrus_module_t			cm_module;
    100 	struct _citrus_mapper_traits		*cm_traits;
    101 	_CITRUS_HASH_ENTRY(_citrus_mapper)	cm_entry;
    102 	int					cm_refcount;
    103 	char					*cm_key;
    104 };
    105 #endif
    106