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/*
* File : af_inet_at.c
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Change Logs:
* Date Author Notes
* 2018-06-06 ChenYong First version
*/
#include <rtthread.h>
#include <netdb.h>
#include <sal.h>
#include <at_socket.h>
#include <af_inet.h>
#ifdef SAL_USING_POSIX
#include <dfs_poll.h>
#endif
#ifdef SAL_USING_POSIX
static int at_poll(struct dfs_fd *file, struct rt_pollreq *req)
{
int mask = 0;
struct at_socket *sock;
struct sal_socket *sal_sock;
sal_sock = sal_get_socket((int) file->data);
if(!sal_sock)
{
return -1;
}
sock = at_get_socket((int)sal_sock->user_data);
if (sock != NULL)
{
rt_base_t level;
rt_poll_add(&sock->wait_head, req);
level = rt_hw_interrupt_disable();
if (sock->rcvevent)
{
mask |= POLLIN;
}
if (sock->sendevent)
{
mask |= POLLOUT;
}
if (sock->errevent)
{
mask |= POLLERR;
}
rt_hw_interrupt_enable(level);
}
return mask;
}
#endif
static const struct proto_ops at_inet_stream_ops =
{
at_socket,
at_closesocket,
at_bind,
NULL,
at_connect,
NULL,
at_sendto,
at_recvfrom,
at_getsockopt,
at_setsockopt,
at_shutdown,
NULL,
NULL,
NULL,
#ifdef SAL_USING_POSIX
at_poll,
#endif /* SAL_USING_POSIX */
};
static int at_create(struct sal_socket *socket, int type, int protocol)
{
RT_ASSERT(socket);
//TODO Check type & protocol
socket->ops = &at_inet_stream_ops;
return 0;
}
static const struct proto_family at_inet_family_ops = {
"at",
AF_AT,
AF_INET,
at_create,
at_gethostbyname,
NULL,
at_freeaddrinfo,
at_getaddrinfo,
};
int at_inet_init(void)
{
sal_proto_family_register(&at_inet_family_ops);
return 0;
}
INIT_COMPONENT_EXPORT(at_inet_init);
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