1// © 2016 and later: Unicode, Inc. and others.
2// License & terms of use: http://www.unicode.org/copyright.html
3/*
4*******************************************************************************
5* Copyright (C) 2011, International Business Machines
6* Corporation and others. All Rights Reserved.
7*******************************************************************************
8* file name: ustrcase_locale.cpp
9* encoding: UTF-8
10* tab size: 8 (not used)
11* indentation:4
12*
13* created on: 2011may31
14* created by: Markus W. Scherer
15*
16* Locale-sensitive case mapping functions (ones that call uloc_getDefault())
17* were moved here to break dependency cycles among parts of the common library.
18*/
19
20#include "unicode/utypes.h"
21#include "uassert.h"
22#include "unicode/brkiter.h"
23#include "unicode/casemap.h"
24#include "unicode/ucasemap.h"
25#include "unicode/uloc.h"
26#include "unicode/ustring.h"
27#include "ucase.h"
28#include "ucasemap_imp.h"
29
30U_CFUNC int32_t
31ustrcase_getCaseLocale(const char *locale) {
32 if (locale == nullptr) {
33 locale = uloc_getDefault();
34 }
35 if (*locale == 0) {
36 return UCASE_LOC_ROOT;
37 } else {
38 return ucase_getCaseLocale(locale);
39 }
40}
41
42/* public API functions */
43
44U_CAPI int32_t U_EXPORT2
45u_strToLower(char16_t *dest, int32_t destCapacity,
46 const char16_t *src, int32_t srcLength,
47 const char *locale,
48 UErrorCode *pErrorCode) {
49 return ustrcase_mapWithOverlap(
50 ustrcase_getCaseLocale(locale), 0, UCASEMAP_BREAK_ITERATOR_NULL
51 dest, destCapacity,
52 src, srcLength,
53 ustrcase_internalToLower, *pErrorCode);
54}
55
56U_CAPI int32_t U_EXPORT2
57u_strToUpper(char16_t *dest, int32_t destCapacity,
58 const char16_t *src, int32_t srcLength,
59 const char *locale,
60 UErrorCode *pErrorCode) {
61 return ustrcase_mapWithOverlap(
62 ustrcase_getCaseLocale(locale), 0, UCASEMAP_BREAK_ITERATOR_NULL
63 dest, destCapacity,
64 src, srcLength,
65 ustrcase_internalToUpper, *pErrorCode);
66}
67
68U_NAMESPACE_BEGIN
69
70int32_t CaseMap::toLower(
71 const char *locale, uint32_t options,
72 const char16_t *src, int32_t srcLength,
73 char16_t *dest, int32_t destCapacity, Edits *edits,
74 UErrorCode &errorCode) {
75 return ustrcase_map(
76 ustrcase_getCaseLocale(locale), options, UCASEMAP_BREAK_ITERATOR_NULL
77 dest, destCapacity,
78 src, srcLength,
79 ustrcase_internalToLower, edits, errorCode);
80}
81
82int32_t CaseMap::toUpper(
83 const char *locale, uint32_t options,
84 const char16_t *src, int32_t srcLength,
85 char16_t *dest, int32_t destCapacity, Edits *edits,
86 UErrorCode &errorCode) {
87 return ustrcase_map(
88 ustrcase_getCaseLocale(locale), options, UCASEMAP_BREAK_ITERATOR_NULL
89 dest, destCapacity,
90 src, srcLength,
91 ustrcase_internalToUpper, edits, errorCode);
92}
93
94U_NAMESPACE_END
95