nuttx/net/socket/recv.c
chao an 589d4a9f8e net/semantic/parser: fix compile warning found by sparse
Reference:
https://linux.die.net/man/1/sparse

Signed-off-by: chao an <anchao@xiaomi.com>
2023-05-30 23:00:00 +08:00

65 lines
2.1 KiB
C

/****************************************************************************
* net/socket/recv.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#ifdef CONFIG_NET
#include <sys/types.h>
#include <sys/socket.h>
#include <errno.h>
#include "socket/socket.h"
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: recv
*
* Description:
* The recv() call is identical to recvfrom() with a NULL from parameter.
*
* Input Parameters:
* sockfd Socket descriptor of socket
* buf Buffer to receive data
* len Length of buffer
* flags Receive flags
*
* Returned Value:
* (see recvfrom)
*
* Assumptions:
*
****************************************************************************/
ssize_t recv(int sockfd, FAR void *buf, size_t len, int flags)
{
/* recv is a cancellation point, but that can all be handled by recvfrom */
return recvfrom(sockfd, buf, len, flags, NULL, NULL);
}
#endif /* CONFIG_NET */