1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2000, 2001 Alexey Zelkin <[email protected]>
5 * All rights reserved.
6 *
7 * Copyright (c) 2011 The FreeBSD Foundation
8 * All rights reserved.
9 * Portions of this software were developed by David Chisnall
10 * under sponsorship from the FreeBSD Foundation.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34 #include <sys/cdefs.h>
35 __FBSDID("$FreeBSD$");
36
37 #include <limits.h>
38 #include <stddef.h>
39 #include <stdlib.h>
40
41 #include "ldpart.h"
42 #include "lmonetary.h"
43
44 extern const char * __fix_locale_grouping_str(const char *);
45
46 #define LCMONETARY_SIZE_FULL (sizeof(struct lc_monetary_T) / sizeof(char *))
47 #define LCMONETARY_SIZE_MIN \
48 (offsetof(struct lc_monetary_T, int_p_cs_precedes) / \
49 sizeof(char *))
50
51 static char empty[] = "";
52 static char numempty[] = { CHAR_MAX, '\0'};
53
54 static const struct lc_monetary_T _C_monetary_locale = {
55 empty, /* int_curr_symbol */
56 empty, /* currency_symbol */
57 empty, /* mon_decimal_point */
58 empty, /* mon_thousands_sep */
59 numempty, /* mon_grouping */
60 empty, /* positive_sign */
61 empty, /* negative_sign */
62 numempty, /* int_frac_digits */
63 numempty, /* frac_digits */
64 numempty, /* p_cs_precedes */
65 numempty, /* p_sep_by_space */
66 numempty, /* n_cs_precedes */
67 numempty, /* n_sep_by_space */
68 numempty, /* p_sign_posn */
69 numempty, /* n_sign_posn */
70 numempty, /* int_p_cs_precedes */
71 numempty, /* int_n_cs_precedes */
72 numempty, /* int_p_sep_by_space */
73 numempty, /* int_n_sep_by_space */
74 numempty, /* int_p_sign_posn */
75 numempty /* int_n_sign_posn */
76 };
77
78 struct xlocale_monetary __xlocale_global_monetary;
79
80 static char
cnv(const char * str)81 cnv(const char *str)
82 {
83 int i = strtol(str, NULL, 10);
84
85 if (i == -1)
86 i = CHAR_MAX;
87 return ((char)i);
88 }
89
90 static void
destruct_monetary(void * v)91 destruct_monetary(void *v)
92 {
93 struct xlocale_monetary *l = v;
94 if (l->buffer)
95 free(l->buffer);
96 free(l);
97 }
98
99 static int
monetary_load_locale_l(struct xlocale_monetary * loc,int * using_locale,int * changed,const char * name)100 monetary_load_locale_l(struct xlocale_monetary *loc, int *using_locale,
101 int *changed, const char *name)
102 {
103 int ret;
104 struct lc_monetary_T *l = &loc->locale;
105
106 ret = __part_load_locale(name, using_locale,
107 &loc->buffer, "LC_MONETARY",
108 LCMONETARY_SIZE_FULL, LCMONETARY_SIZE_MIN,
109 (const char **)l);
110 if (ret != _LDP_ERROR)
111 *changed = 1;
112 if (ret == _LDP_LOADED) {
113 l->mon_grouping =
114 __fix_locale_grouping_str(l->mon_grouping);
115
116 #define M_ASSIGN_CHAR(NAME) (((char *)l->NAME)[0] = \
117 cnv(l->NAME))
118
119 M_ASSIGN_CHAR(int_frac_digits);
120 M_ASSIGN_CHAR(frac_digits);
121 M_ASSIGN_CHAR(p_cs_precedes);
122 M_ASSIGN_CHAR(p_sep_by_space);
123 M_ASSIGN_CHAR(n_cs_precedes);
124 M_ASSIGN_CHAR(n_sep_by_space);
125 M_ASSIGN_CHAR(p_sign_posn);
126 M_ASSIGN_CHAR(n_sign_posn);
127
128 /*
129 * The six additional C99 international monetary formatting
130 * parameters default to the national parameters when
131 * reading FreeBSD LC_MONETARY data files.
132 */
133 #define M_ASSIGN_ICHAR(NAME) \
134 do { \
135 if (l->int_##NAME == NULL) \
136 l->int_##NAME = \
137 l->NAME; \
138 else \
139 M_ASSIGN_CHAR(int_##NAME); \
140 } while (0)
141
142 M_ASSIGN_ICHAR(p_cs_precedes);
143 M_ASSIGN_ICHAR(n_cs_precedes);
144 M_ASSIGN_ICHAR(p_sep_by_space);
145 M_ASSIGN_ICHAR(n_sep_by_space);
146 M_ASSIGN_ICHAR(p_sign_posn);
147 M_ASSIGN_ICHAR(n_sign_posn);
148 }
149 return (ret);
150 }
151
152 int
__monetary_load_locale(const char * name)153 __monetary_load_locale(const char *name)
154 {
155 return (monetary_load_locale_l(&__xlocale_global_monetary,
156 &__xlocale_global_locale.using_monetary_locale,
157 &__xlocale_global_locale.monetary_locale_changed, name));
158 }
159
160 void *
__monetary_load(const char * name,locale_t l)161 __monetary_load(const char *name, locale_t l)
162 {
163 struct xlocale_monetary *new = calloc(sizeof(struct xlocale_monetary),
164 1);
165 if (new == NULL)
166 return (NULL);
167 new->header.header.destructor = destruct_monetary;
168 if (monetary_load_locale_l(new, &l->using_monetary_locale,
169 &l->monetary_locale_changed, name) == _LDP_ERROR) {
170 xlocale_release(new);
171 return (NULL);
172 }
173 return (new);
174 }
175
176 struct lc_monetary_T *
__get_current_monetary_locale(locale_t loc)177 __get_current_monetary_locale(locale_t loc)
178 {
179 return (loc->using_monetary_locale ?
180 &((struct xlocale_monetary*)loc->components[XLC_MONETARY])->locale :
181 (struct lc_monetary_T *)&_C_monetary_locale);
182 }
183
184 #ifdef LOCALE_DEBUG
185 void
monetdebug(void)186 monetdebug(void) {
187 printf( "int_curr_symbol = %s\n"
188 "currency_symbol = %s\n"
189 "mon_decimal_point = %s\n"
190 "mon_thousands_sep = %s\n"
191 "mon_grouping = %s\n"
192 "positive_sign = %s\n"
193 "negative_sign = %s\n"
194 "int_frac_digits = %d\n"
195 "frac_digits = %d\n"
196 "p_cs_precedes = %d\n"
197 "p_sep_by_space = %d\n"
198 "n_cs_precedes = %d\n"
199 "n_sep_by_space = %d\n"
200 "p_sign_posn = %d\n"
201 "n_sign_posn = %d\n"
202 "int_p_cs_precedes = %d\n"
203 "int_p_sep_by_space = %d\n"
204 "int_n_cs_precedes = %d\n"
205 "int_n_sep_by_space = %d\n"
206 "int_p_sign_posn = %d\n"
207 "int_n_sign_posn = %d\n",
208 _monetary_locale.int_curr_symbol,
209 _monetary_locale.currency_symbol,
210 _monetary_locale.mon_decimal_point,
211 _monetary_locale.mon_thousands_sep,
212 _monetary_locale.mon_grouping,
213 _monetary_locale.positive_sign,
214 _monetary_locale.negative_sign,
215 _monetary_locale.int_frac_digits[0],
216 _monetary_locale.frac_digits[0],
217 _monetary_locale.p_cs_precedes[0],
218 _monetary_locale.p_sep_by_space[0],
219 _monetary_locale.n_cs_precedes[0],
220 _monetary_locale.n_sep_by_space[0],
221 _monetary_locale.p_sign_posn[0],
222 _monetary_locale.n_sign_posn[0],
223 _monetary_locale.int_p_cs_precedes[0],
224 _monetary_locale.int_p_sep_by_space[0],
225 _monetary_locale.int_n_cs_precedes[0],
226 _monetary_locale.int_n_sep_by_space[0],
227 _monetary_locale.int_p_sign_posn[0],
228 _monetary_locale.int_n_sign_posn[0]
229 );
230 }
231 #endif /* LOCALE_DEBUG */
232