xref: /aosp_15_r20/external/cronet/third_party/apache-portable-runtime/src/misc/win32/charset.c (revision 6777b5387eb2ff775bb5750e3f5d96f37fb7352b)
1 /* Licensed to the Apache Software Foundation (ASF) under one or more
2  * contributor license agreements.  See the NOTICE file distributed with
3  * this work for additional information regarding copyright ownership.
4  * The ASF licenses this file to You under the Apache License, Version 2.0
5  * (the "License"); you may not use this file except in compliance with
6  * the License.  You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "apr.h"
18 #include "apr_strings.h"
19 #include "apr_portable.h"
20 
21 
apr_os_default_encoding(apr_pool_t * pool)22 APR_DECLARE(const char*) apr_os_default_encoding (apr_pool_t *pool)
23 {
24     return apr_psprintf(pool, "CP%u", (unsigned) GetACP());
25 }
26 
27 
apr_os_locale_encoding(apr_pool_t * pool)28 APR_DECLARE(const char*) apr_os_locale_encoding (apr_pool_t *pool)
29 {
30 #ifdef _UNICODE
31     int i;
32 #endif
33 #if defined(_WIN32_WCE)
34     LCID locale = GetUserDefaultLCID();
35 #else
36     LCID locale = GetThreadLocale();
37 #endif
38     int len = GetLocaleInfo(locale, LOCALE_IDEFAULTANSICODEPAGE, NULL, 0);
39     char *cp = apr_palloc(pool, (len * sizeof(TCHAR)) + 2);
40     if (0 < GetLocaleInfo(locale, LOCALE_IDEFAULTANSICODEPAGE, (TCHAR*) (cp + 2), len))
41     {
42         /* Fix up the returned number to make a valid codepage name of
43           the form "CPnnnn". */
44         cp[0] = 'C';
45         cp[1] = 'P';
46 #ifdef _UNICODE
47         for(i = 0; i < len; i++) {
48             cp[i + 2] = (char) ((TCHAR*) (cp + 2))[i];
49         }
50 #endif
51         return cp;
52     }
53 
54     return apr_os_default_encoding(pool);
55 }
56