1 /* $NetBSD: citrus_stdenc.h,v 1.5 2024/01/20 14:52:45 christos 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
30 #ifndef _CITRUS_STDENC_H_
31 #define _CITRUS_STDENC_H_
32
33 struct _citrus_stdenc;
34 struct _citrus_stdenc_ops;
35 struct _citrus_stdenc_traits;
36
37 #define _CITRUS_STDENC_SDID_GENERIC 0
38 struct _citrus_stdenc_state_desc
39 {
40 union {
41 struct {
42 int state;
43 #define _CITRUS_STDENC_SDGEN_UNKNOWN 0
44 #define _CITRUS_STDENC_SDGEN_INITIAL 1
45 #define _CITRUS_STDENC_SDGEN_STABLE 2
46 #define _CITRUS_STDENC_SDGEN_INCOMPLETE_CHAR 3
47 #define _CITRUS_STDENC_SDGEN_INCOMPLETE_SHIFT 4
48 } generic;
49 } u;
50 };
51
52 #include "citrus_stdenc_local.h"
53
54 __BEGIN_DECLS
55 int _citrus_stdenc_open(struct _citrus_stdenc * __restrict * __restrict,
56 char const * __restrict,
57 const void * __restrict, size_t);
58 void _citrus_stdenc_close(struct _citrus_stdenc *);
59
60 extern struct _citrus_stdenc _citrus_stdenc_default;
61
62 __END_DECLS
63
64 static __inline int
_citrus_stdenc_init_state(struct _citrus_stdenc * __restrict ce,void * __restrict ps)65 _citrus_stdenc_init_state(struct _citrus_stdenc * __restrict ce,
66 void * __restrict ps)
67 {
68 _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_init_state);
69 return (*ce->ce_ops->eo_init_state)(ce, ps);
70 }
71
72 static __inline int
_citrus_stdenc_mbtocs(struct _citrus_stdenc * __restrict ce,_citrus_csid_t * __restrict csid,_citrus_index_t * __restrict idx,const char ** __restrict s,size_t n,void * __restrict ps,size_t * __restrict nresult)73 _citrus_stdenc_mbtocs(struct _citrus_stdenc * __restrict ce,
74 _citrus_csid_t * __restrict csid,
75 _citrus_index_t * __restrict idx,
76 const char ** __restrict s, size_t n,
77 void * __restrict ps, size_t * __restrict nresult)
78 {
79 _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_mbtocs);
80 return (*ce->ce_ops->eo_mbtocs)(ce, csid, idx, s, n, ps, nresult);
81 }
82
83 static __inline int
_citrus_stdenc_cstomb(struct _citrus_stdenc * __restrict ce,char * __restrict s,size_t n,_citrus_csid_t csid,_citrus_index_t idx,void * __restrict ps,size_t * __restrict nresult)84 _citrus_stdenc_cstomb(struct _citrus_stdenc * __restrict ce,
85 char * __restrict s, size_t n,
86 _citrus_csid_t csid, _citrus_index_t idx,
87 void * __restrict ps, size_t * __restrict nresult)
88 {
89 _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_cstomb);
90 return (*ce->ce_ops->eo_cstomb)(ce, s, n, csid, idx, ps, nresult);
91 }
92
93 static __inline int
_citrus_stdenc_mbtowc(struct _citrus_stdenc * __restrict ce,_citrus_wc_t * __restrict wc,const char ** __restrict s,size_t n,void * __restrict ps,size_t * __restrict nresult)94 _citrus_stdenc_mbtowc(struct _citrus_stdenc * __restrict ce,
95 _citrus_wc_t * __restrict wc,
96 const char ** __restrict s, size_t n,
97 void * __restrict ps, size_t * __restrict nresult)
98 {
99 _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_mbtocs);
100 return (*ce->ce_ops->eo_mbtowc)(ce, wc, s, n, ps, nresult);
101 }
102
103 static __inline int
_citrus_stdenc_wctomb(struct _citrus_stdenc * __restrict ce,char * __restrict s,size_t n,_citrus_wc_t wc,void * __restrict ps,size_t * __restrict nresult)104 _citrus_stdenc_wctomb(struct _citrus_stdenc * __restrict ce,
105 char * __restrict s, size_t n, _citrus_wc_t wc,
106 void * __restrict ps, size_t * __restrict nresult)
107 {
108 _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_cstomb);
109 return (*ce->ce_ops->eo_wctomb)(ce, s, n, wc, ps, nresult);
110 }
111
112 static __inline int
_citrus_stdenc_put_state_reset(struct _citrus_stdenc * __restrict ce,char * __restrict s,size_t n,void * __restrict ps,size_t * __restrict nresult)113 _citrus_stdenc_put_state_reset(struct _citrus_stdenc * __restrict ce,
114 char * __restrict s, size_t n,
115 void * __restrict ps,
116 size_t * __restrict nresult)
117 {
118 _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_put_state_reset);
119 return (*ce->ce_ops->eo_put_state_reset)(ce, s, n, ps, nresult);
120 }
121
122 static __inline size_t
_citrus_stdenc_get_state_size(struct _citrus_stdenc * ce)123 _citrus_stdenc_get_state_size(struct _citrus_stdenc *ce)
124 {
125 _DIAGASSERT(ce && ce->ce_traits);
126 return ce->ce_traits->et_state_size;
127 }
128
129 static __inline size_t
_citrus_stdenc_get_mb_cur_max(struct _citrus_stdenc * ce)130 _citrus_stdenc_get_mb_cur_max(struct _citrus_stdenc *ce)
131 {
132 _DIAGASSERT(ce && ce->ce_traits);
133 return ce->ce_traits->et_mb_cur_max;
134 }
135
136 static __inline int
_citrus_stdenc_get_state_desc(struct _citrus_stdenc * __restrict ce,void * __restrict ps,int id,struct _citrus_stdenc_state_desc * __restrict d)137 _citrus_stdenc_get_state_desc(struct _citrus_stdenc * __restrict ce,
138 void * __restrict ps,
139 int id,
140 struct _citrus_stdenc_state_desc * __restrict d)
141 {
142
143 _DIAGASSERT(ce && ce->ce_ops && ce->ce_ops->eo_get_state_desc);
144
145 return (*ce->ce_ops->eo_get_state_desc)(ce, ps, id, d);
146 }
147
148 #endif
149