123 lines
3.4 KiB
C
123 lines
3.4 KiB
C
/****************************************************************************
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* net/usrsock/usrsock_event.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#if defined(CONFIG_NET) && defined(CONFIG_NET_USRSOCK)
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#include <stdint.h>
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#include <string.h>
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#include <assert.h>
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#include <errno.h>
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#include <debug.h>
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#include <arch/irq.h>
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#include <sys/socket.h>
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#include <nuttx/net/net.h>
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#include <nuttx/net/usrsock.h>
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#include "devif/devif.h"
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#include "usrsock/usrsock.h"
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: usrsock_event
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*
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* Description:
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* Handler for received connection events
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*
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****************************************************************************/
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int usrsock_event(FAR struct usrsock_conn_s *conn)
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{
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uint16_t events = conn->resp.events;
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ninfo("events: %04X\n", events);
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if (!events)
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{
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return OK;
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}
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net_lock();
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/* Generic state updates. */
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if (conn->state == USRSOCK_CONN_STATE_CONNECTING)
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{
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if ((events & USRSOCK_EVENT_REQ_COMPLETE) ||
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(events & USRSOCK_EVENT_SENDTO_READY))
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{
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conn->state = USRSOCK_CONN_STATE_READY;
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events |= USRSOCK_EVENT_CONNECT_READY;
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if (conn->resp.result == 0)
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{
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conn->connected = true;
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}
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}
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}
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if (events & USRSOCK_EVENT_ABORT)
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{
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conn->state = USRSOCK_CONN_STATE_ABORTED;
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}
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if ((conn->state == USRSOCK_CONN_STATE_READY ||
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conn->state == USRSOCK_CONN_STATE_CONNECTING) &&
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!(conn->flags & USRSOCK_EVENT_REMOTE_CLOSED))
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{
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if (events & USRSOCK_EVENT_SENDTO_READY)
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{
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conn->flags |= USRSOCK_EVENT_SENDTO_READY;
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}
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if (events & USRSOCK_EVENT_RECVFROM_AVAIL)
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{
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conn->flags |= USRSOCK_EVENT_RECVFROM_AVAIL;
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}
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}
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if (events & USRSOCK_EVENT_REMOTE_CLOSED)
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{
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/* After reception of remote close event, clear input flags. */
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conn->flags &= ~USRSOCK_EVENT_SENDTO_READY;
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conn->flags |= USRSOCK_EVENT_REMOTE_CLOSED;
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}
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/* Send events to callbacks */
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devif_conn_event(NULL, events, conn->sconn.list);
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net_unlock();
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return OK;
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}
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#endif /* CONFIG_NET && CONFIG_NET_USRSOCK */
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