rt-thread-official/components/net/sal/impl/af_inet_at.c

126 lines
2.1 KiB
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-06-06 ChenYong First version
*/
#include <rtthread.h>
#include <netdb.h>
#include <sal_low_lvl.h>
#include <at_socket.h>
#include <af_inet.h>
#include <netdev.h>
#ifdef SAL_USING_POSIX
#include <poll.h>
#endif
#ifdef SAL_USING_AT
#ifdef SAL_USING_POSIX
static int at_poll(struct dfs_file *file, struct rt_pollreq *req)
{
int mask = 0;
struct at_socket *sock;
struct sal_socket *sal_sock;
sal_sock = sal_get_socket((int)file->vnode->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 sal_socket_ops at_socket_ops =
{
at_socket,
at_closesocket,
at_bind,
#ifdef AT_USING_SOCKET_SERVER
at_listen,
#else
NULL,
#endif
at_connect,
#ifdef AT_USING_SOCKET_SERVER
at_accept,
#else
NULL,
#endif
at_sendto,
NULL,
NULL,
at_recvfrom,
at_getsockopt,
at_setsockopt,
at_shutdown,
NULL,
NULL,
NULL,
NULL,
#ifdef SAL_USING_POSIX
at_poll,
#endif /* SAL_USING_POSIX */
};
static const struct sal_netdb_ops at_netdb_ops =
{
at_gethostbyname,
NULL,
at_getaddrinfo,
at_freeaddrinfo,
};
static const struct sal_proto_family at_inet_family =
{
AF_AT,
AF_INET,
&at_socket_ops,
&at_netdb_ops,
};
/* Set AT network interface device protocol family information */
int sal_at_netdev_set_pf_info(struct netdev *netdev)
{
RT_ASSERT(netdev);
netdev->sal_user_data = (void *) &at_inet_family;
return 0;
}
#endif /* SAL_USING_AT */