apr_buckets_flush.c

/* 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_buckets.h"

static apr_status_t flush_bucket_read(apr_bucket *b, const char **str,
                                      apr_size_t *len, apr_read_type_e block)
{
    *str = NULL;
    *len = 0;
    return APR_SUCCESS;
}

APU_DECLARE(apr_bucket *) apr_bucket_flush_make(apr_bucket *b)
{
    b->length      = 0;
    b->start       = 0;
    b->data        = NULL;
    b->type        = &apr_bucket_type_flush;

    return b;
}

APU_DECLARE(apr_bucket *) apr_bucket_flush_create(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;
    return apr_bucket_flush_make(b);
}

APU_DECLARE_DATA const apr_bucket_type_t apr_bucket_type_flush = {
    "FLUSH", 5, APR_BUCKET_METADATA,
    apr_bucket_destroy_noop,
    flush_bucket_read,
    apr_bucket_setaside_noop,
    apr_bucket_split_notimpl,
    apr_bucket_simple_copy
};

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