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      1 /*	$NetBSD: citrus_iconv_local.h,v 1.3 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_ICONV_LOCAL_H_
     30 #define _CITRUS_ICONV_LOCAL_H_
     31 
     32 #define _CITRUS_ICONV_GETOPS_FUNC_BASE(_n_)				\
     33 int _n_(struct _citrus_iconv_ops *, size_t, uint32_t)
     34 #define _CITRUS_ICONV_GETOPS_FUNC(_n_)					\
     35 _CITRUS_ICONV_GETOPS_FUNC_BASE(_citrus_##_n_##_iconv_getops)
     36 
     37 #define _CITRUS_ICONV_DECLS(_m_)					\
     38 static int	_citrus_##_m_##_iconv_init_shared			\
     39 	(struct _citrus_iconv_shared * __restrict,			\
     40 	 const char * __restrict,					\
     41 	 const char * __restrict, const char * __restrict,		\
     42 	 const void * __restrict, size_t);				\
     43 static void	_citrus_##_m_##_iconv_uninit_shared			\
     44 	(struct _citrus_iconv_shared *);				\
     45 static int	_citrus_##_m_##_iconv_convert				\
     46 	(struct _citrus_iconv * __restrict,				\
     47 	 const char * __restrict * __restrict, size_t * __restrict,	\
     48 	 char * __restrict * __restrict, size_t * __restrict outbytes,	\
     49 	 uint32_t, size_t * __restrict);				\
     50 static int	_citrus_##_m_##_iconv_init_context			\
     51 	(struct _citrus_iconv *);					\
     52 static void	_citrus_##_m_##_iconv_uninit_context			\
     53 	(struct _citrus_iconv *)
     54 
     55 
     56 #define _CITRUS_ICONV_DEF_OPS(_m_)					\
     57 struct _citrus_iconv_ops _citrus_##_m_##_iconv_ops = {			\
     58 	/* io_abi_version */	_CITRUS_ICONV_ABI_VERSION,		\
     59 	/* io_init_shared */	&_citrus_##_m_##_iconv_init_shared,	\
     60 	/* io_uninit_shared */	&_citrus_##_m_##_iconv_uninit_shared,	\
     61 	/* io_init_context */	&_citrus_##_m_##_iconv_init_context,	\
     62 	/* io_uninit_context */	&_citrus_##_m_##_iconv_uninit_context,	\
     63 	/* io_convert */	&_citrus_##_m_##_iconv_convert		\
     64 }
     65 
     66 typedef _CITRUS_ICONV_GETOPS_FUNC_BASE((*_citrus_iconv_getops_t));
     67 typedef	int	(*_citrus_iconv_init_shared_t)
     68 	(struct _citrus_iconv_shared * __restrict,
     69 	 const char * __restrict, const char * __restrict,
     70 	 const char * __restrict, const void * __restrict, size_t);
     71 typedef void	(*_citrus_iconv_uninit_shared_t)
     72 	(struct _citrus_iconv_shared *);
     73 typedef int	(*_citrus_iconv_convert_t)
     74 	(struct _citrus_iconv * __restrict,
     75 	 const char *__restrict* __restrict, size_t * __restrict,
     76 	 char * __restrict * __restrict, size_t * __restrict, uint32_t,
     77 	 size_t * __restrict);
     78 typedef int	(*_citrus_iconv_init_context_t)(struct _citrus_iconv *);
     79 typedef void	(*_citrus_iconv_uninit_context_t)(struct _citrus_iconv *);
     80 
     81 struct _citrus_iconv_ops {
     82 	uint32_t			io_abi_version;
     83 	_citrus_iconv_init_shared_t	io_init_shared;
     84 	_citrus_iconv_uninit_shared_t	io_uninit_shared;
     85 	_citrus_iconv_init_context_t	io_init_context;
     86 	_citrus_iconv_uninit_context_t	io_uninit_context;
     87 	_citrus_iconv_convert_t		io_convert;
     88 };
     89 #define _CITRUS_ICONV_ABI_VERSION	2
     90 
     91 struct _citrus_iconv_shared {
     92 	struct _citrus_iconv_ops			*ci_ops;
     93 	void						*ci_closure;
     94 	/* private */
     95 	_CITRUS_HASH_ENTRY(_citrus_iconv_shared)	ci_hash_entry;
     96 	TAILQ_ENTRY(_citrus_iconv_shared)		ci_tailq_entry;
     97 	_citrus_module_t				ci_module;
     98 	unsigned int					ci_used_count;
     99 	char						*ci_convname;
    100 };
    101 
    102 struct _citrus_iconv {
    103 	struct _citrus_iconv_shared	*cv_shared;
    104 	void				*cv_closure;
    105 };
    106 
    107 #endif
    108