aboutsummaryrefslogtreecommitdiff
path: root/firmwares/wifishield/wifiHD/src/lwip_setup.c
diff options
context:
space:
mode:
authorDavid A. Mellis <d.mellis@arduino.cc>2012-09-13 10:41:16 -0400
committerDavid A. Mellis <d.mellis@arduino.cc>2012-09-13 10:41:16 -0400
commit0d9a111face4f3629bcae8e52af843792af3b453 (patch)
tree7cc1b8c1b0c1acb7c90a75f258ce036dac494b17 /firmwares/wifishield/wifiHD/src/lwip_setup.c
Moving into firmwares directory.
Diffstat (limited to 'firmwares/wifishield/wifiHD/src/lwip_setup.c')
-rw-r--r--firmwares/wifishield/wifiHD/src/lwip_setup.c145
1 files changed, 145 insertions, 0 deletions
diff --git a/firmwares/wifishield/wifiHD/src/lwip_setup.c b/firmwares/wifishield/wifiHD/src/lwip_setup.c
new file mode 100644
index 0000000..bfa8c09
--- /dev/null
+++ b/firmwares/wifishield/wifiHD/src/lwip_setup.c
@@ -0,0 +1,145 @@
+/*! \page License
+ * Copyright (C) 2009, H&D Wireless AB 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 H&D Wireless AB may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY H&D WIRELESS AB ``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 EXPRESSLY AND
+ * SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL 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 lwIP setup code
+ *
+ * \brief Collects the lwIP setup code that an application has to
+ * execute in a standalone environment.
+ *
+ * \author H&D Wireless AB \n
+ *
+ */
+
+#include <lwip/init.h>
+#include <lwip/dhcp.h>
+#include <lwip/tcp.h>
+#include <ipv4/lwip/ip_frag.h>
+#include <netif/etharp.h>
+#include <netif/wlif.h>
+#include <timer.h>
+
+#include "lwip_setup.h"
+#include "lwip/dns.h"
+
+
+/**
+ *
+ */
+static void
+tcp_tmr_cb(void *ctx)
+{
+ tcp_tmr();
+}
+
+/**
+ *
+ */
+static void
+ip_tmr_cb(void *ctx)
+{
+ ip_reass_tmr();
+}
+
+/**
+ *
+ */
+static void
+dns_tmr_cb(void *ctx)
+{
+ dns_tmr();
+}
+
+/**
+ *
+ */
+static void
+etharp_tmr_cb(void *ctx)
+{
+ etharp_tmr();
+}
+
+
+/**
+ *
+ */
+static void
+dhcp_fine_tmr_cb(void *ctx)
+{
+ dhcp_fine_tmr();
+}
+
+/**
+ *
+ */
+static void
+dhcp_coarse_tmr_cb(void *ctx)
+{
+ dhcp_coarse_tmr();
+}
+
+int start_ip_stack(struct net_cfg *cfg,
+ struct ip_addr ipaddr,
+ struct ip_addr netmask,
+ struct ip_addr gw) {
+
+ if (cfg->dhcp_enabled) {
+ IP4_ADDR(&gw, 0,0,0,0);
+ IP4_ADDR(&ipaddr, 0,0,0,0);
+ IP4_ADDR(&netmask, 0,0,0,0);
+ }
+
+ /* add wl to lwip interface list and set as default */
+ cfg->netif = netif_add(cfg->netif,
+ &ipaddr,
+ &netmask,
+ &gw,
+ NULL,
+ wlif_init, /* init */
+ ethernet_input /* handles ARP and IP packets */);
+
+ if (cfg->netif == NULL)
+ return -1;
+ netif_set_default(cfg->netif);
+
+ /* register lwip timer callbacks for tcp, arp and dhcp protocols */
+ timer_sched_timeout_cb(5000, TIMEOUT_PERIODIC,
+ etharp_tmr_cb, NULL);
+ timer_sched_timeout_cb(TCP_TMR_INTERVAL, TIMEOUT_PERIODIC,
+ tcp_tmr_cb, NULL);
+ timer_sched_timeout_cb(DHCP_FINE_TIMER_MSECS, TIMEOUT_PERIODIC,
+ dhcp_fine_tmr_cb, NULL);
+ timer_sched_timeout_cb(DHCP_COARSE_TIMER_MSECS, TIMEOUT_PERIODIC,
+ dhcp_coarse_tmr_cb, NULL);
+ timer_sched_timeout_cb(IP_TMR_INTERVAL, TIMEOUT_PERIODIC,
+ ip_tmr_cb, NULL);
+ timer_sched_timeout_cb(DNS_TMR_INTERVAL, TIMEOUT_PERIODIC,
+ dns_tmr_cb, NULL);
+
+ return 1;
+}