px4-firmware/nuttx/net/uip/uip_initialize.c

156 lines
4.6 KiB
C

/****************************************************************************
* net/uip/uip_initialize.c
*
* Copyright (C) 2007-2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Adapted for NuttX from logic in uIP which also has a BSD-like license:
*
* Original author Adam Dunkels <adam@dunkels.com>
* Copyright () 2001-2003, Adam Dunkels.
* 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#ifdef CONFIG_NET
#include <stdint.h>
#include <nuttx/net/uip/uip.h>
#include "uip_internal.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/****************************************************************************
* Public Variables
****************************************************************************/
/* IP/TCP/UDP/ICMP statistics for all network interfaces */
#ifdef CONFIG_NET_STATISTICS
struct uip_stats uip_stat;
#endif
/* Increasing number used for the IP ID field. */
uint16_t g_ipid;
const uip_ipaddr_t g_alloneaddr =
#ifdef CONFIG_NET_IPv6
{0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff};
#else
0xffffffff;
#endif
const uip_ipaddr_t g_allzeroaddr =
#ifdef CONFIG_NET_IPv6
{0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000};
#else
0x00000000;
#endif
/* Reassembly timer (units: deci-seconds) */
#if UIP_REASSEMBLY && !defined(CONFIG_NET_IPv6)
uint8_t uip_reasstmr;
#endif
/****************************************************************************
* Private Variables
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: uip_initialize
*
* Description:
* Perform initialization of the uIP layer
*
* Parameters:
* None
*
* Return:
* None
*
****************************************************************************/
void uip_initialize(void)
{
/* Initialize the locking facility */
uip_lockinit();
/* Initialize callback support */
uip_callbackinit();
/* Initialize the listening port structures */
#ifdef CONFIG_NET_TCP
uip_listeninit();
/* Initialize the TCP/IP connection structures */
uip_tcpinit();
/* Initialize the TCP/IP read-ahead buffering */
#if CONFIG_NET_NTCP_READAHEAD_BUFFERS > 0
uip_tcpreadaheadinit();
#endif
#endif /* CONFIG_NET_TCP */
/* Initialize the UDP connection structures */
#ifdef CONFIG_NET_UDP
uip_udpinit();
#endif
/* Initialize IGMP support */
#ifdef CONFIG_NET_IGMP
uip_igmpinit();
#endif
}
#endif /* CONFIG_NET */