nuttx/libs/libc/net/lib_htonl.c
Alin Jerpelea b5d4a01821 libs: Author Gregory Nutt: update licenses to Apache
Gregory Nutt has submitted the SGA and we can migrate the licenses
 to Apache.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2021-03-03 18:52:53 -08:00

54 lines
1.7 KiB
C

/****************************************************************************
* libs/libc/net/lib_ntohl.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>
#include <stdint.h>
#include <arpa/inet.h>
/****************************************************************************
* Public Functions
****************************************************************************/
uint32_t htonl(uint32_t hl)
{
#ifdef CONFIG_ENDIAN_BIG
return hl;
#else
return (( (hl) >> 24) |
(((hl) >> 8) & 0x0000ff00) |
(((hl) << 8) & 0x00ff0000) |
( (hl) << 24));
#endif
}
uint32_t ntohl(uint32_t nl)
{
#ifdef CONFIG_ENDIAN_BIG
return nl;
#else
return htonl(nl);
#endif
}