/* 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 "http_protocol.h"

#include "apr_buckets.h"

#include "apr_strings.h"

#if APR_HAVE_STRINGS_H

#include <strings.h>

#endif

static apr_status_t error_bucket_read(apr_bucket *b, const char **str,

                                      apr_size_t *len, apr_read_type_e block)

{

    *str = NULL;

    *len = 0;

    return APR_SUCCESS;

}

static void error_bucket_destroy(void *data)

{

    ap_bucket_error *h = data;

    if (apr_bucket_shared_destroy(h)) {

        apr_bucket_free(h);

    }

}

AP_DECLARE(apr_bucket *) ap_bucket_error_make(apr_bucket *b, int error,

                                              const char *buf, apr_pool_t *p)

{

    ap_bucket_error *h;

    h = apr_bucket_alloc(sizeof(*h), b->list);

    h->status = error;

    h->data = apr_pstrdup(p, buf);

    b = apr_bucket_shared_make(b, h, 0, 0);

    b->type = &ap_bucket_type_error;

    return b;

}

AP_DECLARE(apr_bucket *) ap_bucket_error_create(int error, const char *buf,

                                                apr_pool_t *p,

                                                apr_bucket_alloc_t *list)

{

    apr_bucket *b = apr_bucket_alloc(sizeof(*b), list);

    APR_BUCKET_INIT(b);

    b->free = apr_bucket_free;

    b->list = list;

    if (!ap_is_HTTP_VALID_RESPONSE(error)) {

        error = HTTP_INTERNAL_SERVER_ERROR;

    }

    return ap_bucket_error_make(b, error, buf, p);

}

AP_DECLARE_DATA const apr_bucket_type_t ap_bucket_type_error = {

    "ERROR", 5, APR_BUCKET_METADATA,

    error_bucket_destroy,

    error_bucket_read,

    apr_bucket_setaside_notimpl,

    apr_bucket_split_notimpl,

    apr_bucket_shared_copy

};