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/****************************************************************************
* net/net_sockets.c
*
* Copyright (C) 2007-2009, 2011-2015 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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
* COPYRIGHT OWNER OR CONTRIBUTORS 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 <debug.h>
#include <nuttx/net/iob.h>
#include <nuttx/net/net.h>
#include "socket/socket.h"
#include "devif/devif.h"
#include "netdev/netdev.h"
#include "arp/arp.h"
#include "neighbor/neighbor.h"
#include "tcp/tcp.h"
#include "udp/udp.h"
#include "pkt/pkt.h"
#include "local/local.h"
#include "igmp/igmp.h"
#include "route/route.h"
#include "utils/utils.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Private Variables
****************************************************************************/
/****************************************************************************
* Private Variables
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: net_setup
*
* Description:
* This is called from the OS initialization logic at power-up reset in
* order to configure networking data structures. This is called prior
* to platform-specific driver initialization so that the networking
* subsystem is prepared to deal with network driver initialization
* actions.
*
* Actions performed in this initialization phase assume that base OS
* facilities such as semaphores are available but this logic cannot
* depend upon OS resources such as interrupts or timers which are not
* yet available.
*
* Input Parameters:
* None
*
* Returned Value:
* None
*
****************************************************************************/
void net_setup(void)
{
/* Initialize the locking facility */
net_lockinitialize();
/* Clear the ARP table */
arp_reset();
#ifdef CONFIG_NET_IPv6
/* Initialize the Neighbor Table data structures */
neighbor_setup();
#endif
#ifdef CONFIG_NET_IOB
/* Initialize I/O buffering */
iob_initialize();
#endif
/* Initialize the device interface layer */
devif_initialize();
#ifdef CONFIG_NET_PKT
/* Initialize packet socket support */
pkt_initialize();
#endif
#ifdef CONFIG_NET_LOCAL
/* Initialize the local, "Unix domain" socket support */
local_initialize();
#endif
#ifdef CONFIG_NET_TCP
/* Initialize the listening port structures */
tcp_listen_initialize();
/* Initialize the TCP/IP connection structures */
tcp_initialize();
/* Initialize the TCP/IP write buffering */
#ifdef CONFIG_NET_TCP_WRITE_BUFFERS
tcp_wrbuffer_initialize();
#endif
#endif /* CONFIG_NET_TCP */
#ifdef CONFIG_NET_UDP
/* Initialize the UDP connection structures */
udp_initialize();
#endif
#ifdef CONFIG_NET_IGMP
/* Initialize IGMP support */
igmp_initialize();
#endif
#ifdef CONFIG_NET_ROUTE
/* Initialize the routing table */
net_initroute();
#endif
#if CONFIG_NSOCKET_DESCRIPTORS > 0
/* Initialize the socket layer */
netdev_seminit();
#endif
}
/****************************************************************************
* Name: net_initialize
*
* Description:
* This function is called from the OS initialization logic at power-up
* reset AFTER initialization of hardware facilities such as timers and
* interrupts. This logic completes the initialization started by
* net_setup().
*
* Input Parameters:
* None
*
* Returned Value:
* None
*
****************************************************************************/
void net_initialize(void)
{
#ifdef CONFIG_NET_IPv6
/* Configure Neighbor Table ageing */
neighbor_initialize();
#endif
/* Initialize the periodic ARP timer */
arp_timer_initialize();
}
#endif /* CONFIG_NET */
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