/* ====================================================================
* 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 <stdlib.h>
#include <apr.h>
#include <apr_uri.h>
#include <apr_strings.h>
#include <apr_atomic.h>
#include <apr_version.h>
#include "serf.h"
typedef struct {
const char *resp_file;
serf_bucket_t *bkt;
} accept_baton_t;
static serf_bucket_t* accept_response(void *acceptor_baton,
serf_bucket_alloc_t *bkt_alloc,
apr_pool_t *pool)
{
accept_baton_t *ctx = acceptor_baton;
serf_bucket_t *c;
apr_file_t *file;
apr_status_t status;
status = apr_file_open(&file, ctx->resp_file,
APR_READ, APR_OS_DEFAULT, pool);
if (status) {
return NULL;
}
c = ctx->bkt = serf_bucket_file_create(file, bkt_alloc);
c = serf_bucket_barrier_create(c, bkt_alloc);
return serf_bucket_response_create(c, bkt_alloc);
}
typedef struct {
#if APR_MAJOR_VERSION > 0
apr_uint32_t requests_outstanding;
#else
apr_atomic_t requests_outstanding;
#endif
} handler_baton_t;
/* Kludges for APR 0.9 support. */
#if APR_MAJOR_VERSION == 0
#define apr_atomic_inc32 apr_atomic_inc
#define apr_atomic_dec32 apr_atomic_dec
#define apr_atomic_read32 apr_atomic_read
#endif
static apr_status_t handle_response(serf_request_t *request,
serf_bucket_t *response,
void *handler_baton,
apr_pool_t *pool)
{
const char *data, *s;
apr_size_t len;
serf_status_line sl;
apr_status_t status;
handler_baton_t *ctx = handler_baton;
status = serf_bucket_response_status(response, &sl);
if (status) {
if (APR_STATUS_IS_EAGAIN(status)) {
return APR_SUCCESS;
}
abort();
}
status = serf_bucket_read(response, 2048, &data, &len);
if (!status || APR_STATUS_IS_EOF(status)) {
if (len) {
s = apr_pstrmemdup(pool, data, len);
printf("%s", s);
}
}
else if (APR_STATUS_IS_EAGAIN(status)) {
status = APR_SUCCESS;
}
if (APR_STATUS_IS_EOF(status)) {
serf_bucket_t *hdrs;
const char *v;
hdrs = serf_bucket_response_get_headers(response);
v = serf_bucket_headers_get(hdrs, "Trailer-Test");
if (v) {
printf("Trailer-Test: %s\n", v);
}
apr_atomic_dec32(&ctx->requests_outstanding);
}
return status;
}
int main(int argc, const char **argv)
{
apr_status_t status;
apr_pool_t *pool;
serf_bucket_t *resp_bkt;
accept_baton_t accept_ctx;
handler_baton_t handler_ctx;
serf_bucket_alloc_t *allocator;
if (argc != 2) {
printf("%s: [Resp. File]\n", argv[0]);
exit(-1);
}
accept_ctx.resp_file = argv[1];
accept_ctx.bkt = NULL;
apr_initialize();
atexit(apr_terminate);
apr_pool_create(&pool, NULL);
apr_atomic_init(pool);
/* serf_initialize(); */
allocator = serf_bucket_allocator_create(pool, NULL, NULL);
handler_ctx.requests_outstanding = 0;
apr_atomic_inc32(&handler_ctx.requests_outstanding);
resp_bkt = accept_response(&accept_ctx, allocator, pool);
while (1) {
status = handle_response(NULL, resp_bkt, &handler_ctx, pool);
if (APR_STATUS_IS_TIMEUP(status))
continue;
if (SERF_BUCKET_READ_ERROR(status)) {
printf("Error running context: %d\n", status);
exit(1);
}
if (!apr_atomic_read32(&handler_ctx.requests_outstanding)) {
break;
}
}
serf_bucket_destroy(resp_bkt);
serf_bucket_destroy(accept_ctx.bkt);
apr_pool_destroy(pool);
return 0;
}