From 178ac3f1c9950d383c8f64b3df464c0f943c4a23 Mon Sep 17 00:00:00 2001
From: Ben Hilburn <ben.hilburn@ettus.com>
Date: Tue, 4 Feb 2014 11:04:07 -0800
Subject: Merging USRP X300 and X310 support!!

---
 firmware/x300/include/u3_net_stack.h | 113 +++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 firmware/x300/include/u3_net_stack.h

(limited to 'firmware/x300/include/u3_net_stack.h')

diff --git a/firmware/x300/include/u3_net_stack.h b/firmware/x300/include/u3_net_stack.h
new file mode 100644
index 000000000..cbf714e20
--- /dev/null
+++ b/firmware/x300/include/u3_net_stack.h
@@ -0,0 +1,113 @@
+
+// Copyright 2012-2013 Ettus Research LLC
+
+#ifndef INCLUDED_U3_NET_STACK_H
+#define INCLUDED_U3_NET_STACK_H
+
+#include <stdint.h>
+#include <stddef.h>
+#include <stdbool.h>
+#include <wb_pkt_iface64.h>
+
+//----------------------------------------------------------------------
+
+#include <lwip/ip_addr.h>
+#include <lwip/ip.h>
+#include <lwip/udp.h>
+#include <lwip/icmp.h>
+#include <if_arp.h>
+#include <ethertype.h>
+
+typedef struct
+{
+    uint8_t addr[6];
+} eth_mac_addr_t;
+
+typedef struct
+{
+    uint8_t ethno;
+    uint8_t pad[5];
+    eth_mac_addr_t dst;
+    eth_mac_addr_t src;
+    uint16_t ethertype;
+} padded_eth_hdr_t;
+
+//------------------ init stuff ------------------------------------
+
+void u3_net_stack_init(wb_pkt_iface64_config_t *config);
+
+void u3_net_stack_init_eth(const uint8_t ethno, const eth_mac_addr_t *mac, const struct ip_addr *ip, const struct ip_addr *subnet);
+
+const struct ip_addr *u3_net_stack_get_ip_addr(const uint8_t ethno);
+
+const struct ip_addr *u3_net_stack_get_subnet(const uint8_t ethno);
+
+const struct ip_addr *u3_net_stack_get_bcast(const uint8_t ethno);
+
+const eth_mac_addr_t *u3_net_stack_get_mac_addr(const uint8_t ethno);
+
+uint32_t u3_net_stack_get_stat_counts(const uint8_t ethno);
+
+//------------------ udp handling ------------------------------------
+
+typedef void (*u3_net_stack_udp_handler_t)(
+    const uint8_t,
+    const struct ip_addr *, const struct ip_addr *,
+    const uint16_t, const uint16_t,
+    const void *, const size_t
+);
+
+void u3_net_stack_register_udp_handler(
+    const uint16_t port,
+    const u3_net_stack_udp_handler_t handler
+);
+
+void u3_net_stack_send_udp_pkt(
+    const uint8_t ethno,
+    const struct ip_addr *dst,
+    const uint16_t src_port,
+    const uint16_t dst_port,
+    const void *buff,
+    const size_t num_bytes
+);
+
+//------------------ icmp handling ------------------------------------
+
+typedef void (*u3_net_stack_icmp_handler_t)(
+    const uint8_t,
+    const struct ip_addr *, const struct ip_addr *,
+    const uint16_t, const uint16_t,
+    const void *, const size_t
+);
+
+void u3_net_stack_register_icmp_handler(
+    const uint8_t type,
+    const uint8_t code,
+    const u3_net_stack_icmp_handler_t handler
+);
+
+void u3_net_stack_send_icmp_pkt(
+    const uint8_t ethno,
+    const uint8_t type,
+    const uint8_t code,
+    const uint16_t id,
+    const uint16_t seq,
+    const struct ip_addr *dst,
+    const void *buff,
+    const size_t num_bytes
+);
+
+//------------------ entry point ------------------------------------
+
+void u3_net_stack_handle_one(void);
+
+//------------------ arp handling ------------------------------------
+
+void u3_net_stack_send_arp_request(const uint8_t ethno, const struct ip_addr *addr);
+
+//commented out to make private - do we need cache update outside this module?
+//void u3_net_stack_arp_cache_update(const struct ip_addr *ip_addr, const eth_mac_addr_t *mac_addr, const uint8_t ethno);
+
+const eth_mac_addr_t *u3_net_stack_arp_cache_lookup(const struct ip_addr *ip_addr);
+
+#endif /* INCLUDED_U3_NET_STACK_H */
-- 
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