/* Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "apr.h"
#include "apr_strings.h"
#include "apr_portable.h"


APR_DECLARE(const char*) apr_os_default_encoding (apr_pool_t *pool)
{
    return apr_psprintf(pool, "CP%u", (unsigned) GetACP());
}


APR_DECLARE(const char*) apr_os_locale_encoding (apr_pool_t *pool)
{
#ifdef _UNICODE
    int i;
#endif
#if defined(_WIN32_WCE)
    LCID locale = GetUserDefaultLCID();
#else
    LCID locale = GetThreadLocale();
#endif
    int len = GetLocaleInfo(locale, LOCALE_IDEFAULTANSICODEPAGE, NULL, 0);
    char *cp = apr_palloc(pool, (len * sizeof(TCHAR)) + 2);
    if (0 < GetLocaleInfo(locale, LOCALE_IDEFAULTANSICODEPAGE, (TCHAR*) (cp + 2), len))
    {
        /* Fix up the returned number to make a valid codepage name of
          the form "CPnnnn". */
        cp[0] = 'C';
        cp[1] = 'P';
#ifdef _UNICODE
        for(i = 0; i < len; i++) {
            cp[i + 2] = (char) ((TCHAR*) (cp + 2))[i];
        }
#endif
        return cp;
    }

    return apr_os_default_encoding(pool);
}