mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-11-04 13:06:38 +00:00
67 lines
2.2 KiB
C
67 lines
2.2 KiB
C
/**
|
|
* \addtogroup mbxxx-platform
|
|
*
|
|
* @{
|
|
*/
|
|
|
|
/*
|
|
* Copyright (c) 2010, STMicroelectronics.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer in the documentation and/or other materials provided
|
|
* with the distribution.
|
|
* 3. The name of the author may not be used to endorse or promote
|
|
* products derived from this software without specific prior
|
|
* written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
|
|
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
|
|
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
|
|
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
|
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
|
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* \file
|
|
* uip-arch.c
|
|
* \author
|
|
* Salvatore Pitrulli <salvopitru@users.sourceforge.net>
|
|
*/
|
|
|
|
#include "net/ip/uip.h"
|
|
#include "net/ip/uip_arch.h"
|
|
|
|
#if UIP_TCP
|
|
void
|
|
uip_add32(uint8_t * op32, uint16_t op16)
|
|
{
|
|
uint32_t op32_align, uip_acc32_align;
|
|
|
|
op32_align =
|
|
((uint32_t) op32[0]) << 24 | ((uint32_t) op32[1]) << 16 |
|
|
((uint16_t) op32[2]) << 8 | op32[3];
|
|
|
|
uip_acc32_align = op32_align + op16;
|
|
uip_acc32[3] = uip_acc32_align;
|
|
uip_acc32[2] = uip_acc32_align >> 8;
|
|
uip_acc32[1] = uip_acc32_align >> 16;
|
|
uip_acc32[0] = uip_acc32_align >> 24;
|
|
}
|
|
#endif
|
|
/*-----------------------------------------------------------------------------------*/
|
|
/** @} */
|