freebsd-dev/contrib/serf/incoming.c
2013-08-02 19:21:46 +00:00

177 lines
3.9 KiB
C

/* Copyright 2002-2004 Justin Erenkrantz and Greg Stein
*
* Licensed 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 <apr_poll.h>
#include <apr_version.h>
#include "serf.h"
#include "serf_bucket_util.h"
#include "serf_private.h"
static apr_status_t read_from_client(serf_incoming_t *client)
{
return APR_ENOTIMPL;
}
static apr_status_t write_to_client(serf_incoming_t *client)
{
return APR_ENOTIMPL;
}
apr_status_t serf__process_client(serf_incoming_t *client, apr_int16_t events)
{
apr_status_t rv;
if ((events & APR_POLLIN) != 0) {
rv = read_from_client(client);
if (rv) {
return rv;
}
}
if ((events & APR_POLLHUP) != 0) {
return APR_ECONNRESET;
}
if ((events & APR_POLLERR) != 0) {
return APR_EGENERAL;
}
if ((events & APR_POLLOUT) != 0) {
rv = write_to_client(client);
if (rv) {
return rv;
}
}
return APR_SUCCESS;
}
apr_status_t serf__process_listener(serf_listener_t *l)
{
apr_status_t rv;
apr_socket_t *in;
apr_pool_t *p;
/* THIS IS NOT OPTIMAL */
apr_pool_create(&p, l->pool);
rv = apr_socket_accept(&in, l->skt, p);
if (rv) {
apr_pool_destroy(p);
return rv;
}
rv = l->accept_func(l->ctx, l, l->accept_baton, in, p);
if (rv) {
apr_pool_destroy(p);
return rv;
}
return rv;
}
apr_status_t serf_incoming_create(
serf_incoming_t **client,
serf_context_t *ctx,
apr_socket_t *insock,
void *request_baton,
serf_incoming_request_cb_t request,
apr_pool_t *pool)
{
apr_status_t rv;
serf_incoming_t *ic = apr_palloc(pool, sizeof(*ic));
ic->ctx = ctx;
ic->baton.type = SERF_IO_CLIENT;
ic->baton.u.client = ic;
ic->request_baton = request_baton;
ic->request = request;
ic->skt = insock;
ic->desc.desc_type = APR_POLL_SOCKET;
ic->desc.desc.s = ic->skt;
ic->desc.reqevents = APR_POLLIN;
rv = ctx->pollset_add(ctx->pollset_baton,
&ic->desc, &ic->baton);
*client = ic;
return rv;
}
apr_status_t serf_listener_create(
serf_listener_t **listener,
serf_context_t *ctx,
const char *host,
apr_uint16_t port,
void *accept_baton,
serf_accept_client_t accept,
apr_pool_t *pool)
{
apr_sockaddr_t *sa;
apr_status_t rv;
serf_listener_t *l = apr_palloc(pool, sizeof(*l));
l->ctx = ctx;
l->baton.type = SERF_IO_LISTENER;
l->baton.u.listener = l;
l->accept_func = accept;
l->accept_baton = accept_baton;
apr_pool_create(&l->pool, pool);
rv = apr_sockaddr_info_get(&sa, host, APR_UNSPEC, port, 0, l->pool);
if (rv)
return rv;
rv = apr_socket_create(&l->skt, sa->family,
SOCK_STREAM,
#if APR_MAJOR_VERSION > 0
APR_PROTO_TCP,
#endif
l->pool);
if (rv)
return rv;
rv = apr_socket_opt_set(l->skt, APR_SO_REUSEADDR, 1);
if (rv)
return rv;
rv = apr_socket_bind(l->skt, sa);
if (rv)
return rv;
rv = apr_socket_listen(l->skt, 5);
if (rv)
return rv;
l->desc.desc_type = APR_POLL_SOCKET;
l->desc.desc.s = l->skt;
l->desc.reqevents = APR_POLLIN;
rv = ctx->pollset_add(ctx->pollset_baton,
&l->desc, &l->baton);
if (rv)
return rv;
*listener = l;
return APR_SUCCESS;
}