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