/* $NetBSD: citrus_stdenc_local.h,v 1.4 2008/02/09 14:56:20 junyoung Exp $ */

/*-
 * SPDX-License-Identifier: BSD-2-Clause
 *
 * Copyright (c)2003 Citrus Project,
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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 _CITRUS_STDENC_LOCAL_H_
#define _CITRUS_STDENC_LOCAL_H_

#include <iconv.h>

#include "citrus_module.h"

#define _CITRUS_STDENC_GETOPS_FUNC_BASE(n)                      \
   int n(struct _citrus_stdenc_ops *, size_t)
#define _CITRUS_STDENC_GETOPS_FUNC(_e_)                                 \
   _CITRUS_STDENC_GETOPS_FUNC_BASE(_citrus_##_e_##_stdenc_getops)
typedef _CITRUS_STDENC_GETOPS_FUNC_BASE((*_citrus_stdenc_getops_t));


#define _CITRUS_STDENC_DECLS(_e_)                                       \
static int       _citrus_##_e_##_stdenc_init                            \
                    (struct _citrus_stdenc * __restrict,                \
                    const void * __restrict, size_t,                    \
                    struct _citrus_stdenc_traits * __restrict);         \
static void      _citrus_##_e_##_stdenc_uninit(struct _citrus_stdenc *);\
static int       _citrus_##_e_##_stdenc_init_state                      \
                    (struct _citrus_stdenc * __restrict,                \
                    void * __restrict);                                 \
static int       _citrus_##_e_##_stdenc_mbtocs                          \
                    (struct _citrus_stdenc * __restrict,                \
                    _citrus_csid_t * __restrict,                        \
                    _citrus_index_t * __restrict,                       \
                    char ** __restrict, size_t,                         \
                    void * __restrict, size_t * __restrict,             \
                    struct iconv_hooks *);                              \
static int       _citrus_##_e_##_stdenc_cstomb                          \
                    (struct _citrus_stdenc * __restrict,                \
                    char * __restrict, size_t, _citrus_csid_t,          \
                    _citrus_index_t, void * __restrict,                 \
                    size_t * __restrict, struct iconv_hooks *);         \
static int       _citrus_##_e_##_stdenc_mbtowc                          \
                    (struct _citrus_stdenc * __restrict,                \
                    _citrus_wc_t * __restrict,                          \
                    char ** __restrict, size_t,                         \
                    void * __restrict, size_t * __restrict,             \
                    struct iconv_hooks *);                              \
static int       _citrus_##_e_##_stdenc_wctomb                          \
                    (struct _citrus_stdenc * __restrict,                \
                    char * __restrict, size_t, _citrus_wc_t,            \
                    void * __restrict, size_t * __restrict,             \
                    struct iconv_hooks *);                              \
static int       _citrus_##_e_##_stdenc_put_state_reset                 \
                    (struct _citrus_stdenc * __restrict,                \
                    char * __restrict, size_t, void * __restrict,       \
                    size_t * __restrict);                               \
static int       _citrus_##_e_##_stdenc_get_state_desc                  \
                    (struct _citrus_stdenc * __restrict,                \
                    void * __restrict, int,                             \
                    struct _citrus_stdenc_state_desc * __restrict)

#define _CITRUS_STDENC_DEF_OPS(_e_)                                     \
extern struct _citrus_stdenc_ops _citrus_##_e_##_stdenc_ops;            \
struct _citrus_stdenc_ops _citrus_##_e_##_stdenc_ops = {                \
        /* eo_init */           &_citrus_##_e_##_stdenc_init,           \
        /* eo_uninit */         &_citrus_##_e_##_stdenc_uninit,         \
        /* eo_init_state */     &_citrus_##_e_##_stdenc_init_state,     \
        /* eo_mbtocs */         &_citrus_##_e_##_stdenc_mbtocs,         \
        /* eo_cstomb */         &_citrus_##_e_##_stdenc_cstomb,         \
        /* eo_mbtowc */         &_citrus_##_e_##_stdenc_mbtowc,         \
        /* eo_wctomb */         &_citrus_##_e_##_stdenc_wctomb,         \
        /* eo_put_state_reset */&_citrus_##_e_##_stdenc_put_state_reset,\
        /* eo_get_state_desc */ &_citrus_##_e_##_stdenc_get_state_desc  \
}

typedef int (*_citrus_stdenc_init_t)
    (struct _citrus_stdenc * __reatrict, const void * __restrict , size_t,
    struct _citrus_stdenc_traits * __restrict);
typedef void (*_citrus_stdenc_uninit_t)(struct _citrus_stdenc * __restrict);
typedef int (*_citrus_stdenc_init_state_t)
    (struct _citrus_stdenc * __restrict, void * __restrict);
typedef int (*_citrus_stdenc_mbtocs_t)
    (struct _citrus_stdenc * __restrict,
    _citrus_csid_t * __restrict, _citrus_index_t * __restrict,
    char ** __restrict, size_t,
    void * __restrict, size_t * __restrict,
    struct iconv_hooks *);
typedef int (*_citrus_stdenc_cstomb_t)
    (struct _citrus_stdenc *__restrict, char * __restrict, size_t,
    _citrus_csid_t, _citrus_index_t, void * __restrict,
    size_t * __restrict, struct iconv_hooks *);
typedef int (*_citrus_stdenc_mbtowc_t)
    (struct _citrus_stdenc * __restrict,
    _citrus_wc_t * __restrict,
    char ** __restrict, size_t,
    void * __restrict, size_t * __restrict,
    struct iconv_hooks *);
typedef int (*_citrus_stdenc_wctomb_t)
    (struct _citrus_stdenc *__restrict, char * __restrict, size_t,
    _citrus_wc_t, void * __restrict, size_t * __restrict,
    struct iconv_hooks *);
typedef int (*_citrus_stdenc_put_state_reset_t)
    (struct _citrus_stdenc *__restrict, char * __restrict, size_t,
    void * __restrict, size_t * __restrict);
typedef int (*_citrus_stdenc_get_state_desc_t)
    (struct _citrus_stdenc * __restrict, void * __restrict, int,
    struct _citrus_stdenc_state_desc * __restrict);

struct _citrus_stdenc_ops {
        _citrus_stdenc_init_t           eo_init;
        _citrus_stdenc_uninit_t         eo_uninit;
        _citrus_stdenc_init_state_t     eo_init_state;
        _citrus_stdenc_mbtocs_t         eo_mbtocs;
        _citrus_stdenc_cstomb_t         eo_cstomb;
        _citrus_stdenc_mbtowc_t         eo_mbtowc;
        _citrus_stdenc_wctomb_t         eo_wctomb;
        _citrus_stdenc_put_state_reset_t eo_put_state_reset;
        /* version 0x00000002 */
        _citrus_stdenc_get_state_desc_t eo_get_state_desc;
};

struct _citrus_stdenc_traits {
        /* version 0x00000001 */
        size_t                           et_state_size;
        size_t                           et_mb_cur_max;
        /* version 0x00000005 */
        size_t                           et_mb_cur_min;
};

struct _citrus_stdenc {
        /* version 0x00000001 */
        struct _citrus_stdenc_ops       *ce_ops;
        void                            *ce_closure;
        _citrus_module_t                 ce_module;
        struct _citrus_stdenc_traits    *ce_traits;
};

#define _CITRUS_DEFAULT_STDENC_NAME             "NONE"

#endif