103 lines
3.3 KiB
C
103 lines
3.3 KiB
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_pools.h>
|
|
|
|
#include "serf.h"
|
|
#include "serf_bucket_util.h"
|
|
|
|
|
|
typedef struct {
|
|
serf_bucket_t *stream;
|
|
} barrier_context_t;
|
|
|
|
|
|
serf_bucket_t *serf_bucket_barrier_create(
|
|
serf_bucket_t *stream,
|
|
serf_bucket_alloc_t *allocator)
|
|
{
|
|
barrier_context_t *ctx;
|
|
|
|
ctx = serf_bucket_mem_alloc(allocator, sizeof(*ctx));
|
|
ctx->stream = stream;
|
|
|
|
return serf_bucket_create(&serf_bucket_type_barrier, allocator, ctx);
|
|
}
|
|
|
|
static apr_status_t serf_barrier_read(serf_bucket_t *bucket,
|
|
apr_size_t requested,
|
|
const char **data, apr_size_t *len)
|
|
{
|
|
barrier_context_t *ctx = bucket->data;
|
|
|
|
return serf_bucket_read(ctx->stream, requested, data, len);
|
|
}
|
|
|
|
static apr_status_t serf_barrier_read_iovec(serf_bucket_t *bucket,
|
|
apr_size_t requested,
|
|
int vecs_size, struct iovec *vecs,
|
|
int *vecs_used)
|
|
{
|
|
barrier_context_t *ctx = bucket->data;
|
|
|
|
return serf_bucket_read_iovec(ctx->stream, requested, vecs_size, vecs,
|
|
vecs_used);
|
|
}
|
|
|
|
static apr_status_t serf_barrier_readline(serf_bucket_t *bucket,
|
|
int acceptable, int *found,
|
|
const char **data, apr_size_t *len)
|
|
{
|
|
barrier_context_t *ctx = bucket->data;
|
|
|
|
return serf_bucket_readline(ctx->stream, acceptable, found, data, len);
|
|
}
|
|
|
|
static apr_status_t serf_barrier_peek(serf_bucket_t *bucket,
|
|
const char **data,
|
|
apr_size_t *len)
|
|
{
|
|
barrier_context_t *ctx = bucket->data;
|
|
|
|
return serf_bucket_peek(ctx->stream, data, len);
|
|
}
|
|
|
|
static void serf_barrier_destroy(serf_bucket_t *bucket)
|
|
{
|
|
/* The intent of this bucket is not to let our wrapped buckets be
|
|
* destroyed. */
|
|
|
|
/* The option is for us to go ahead and 'eat' this bucket now,
|
|
* or just ignore the deletion entirely.
|
|
*/
|
|
serf_default_destroy_and_data(bucket);
|
|
}
|
|
|
|
const serf_bucket_type_t serf_bucket_type_barrier = {
|
|
"BARRIER",
|
|
serf_barrier_read,
|
|
serf_barrier_readline,
|
|
serf_barrier_read_iovec,
|
|
serf_default_read_for_sendfile,
|
|
serf_default_read_bucket,
|
|
serf_barrier_peek,
|
|
serf_barrier_destroy,
|
|
};
|