From dfe3ac877a538e753945e63a6a852a0f8c54ed5f Mon Sep 17 00:00:00 2001
From: Niklas Kuhrmeyer <niklas.kuhrmeyer@ptb.de>
Date: Fri, 30 Oct 2020 12:16:28 +0100
Subject: [PATCH 1/3] added gateway

---
 src/main.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/main.rs b/src/main.rs
index 9e0c0ff..0f4b347 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -36,6 +36,8 @@ use stm32h7xx_hal::prelude::*;
 use embedded_hal::digital::v2::{InputPin, OutputPin};
 
 use smoltcp as net;
+use smoltcp::wire::Ipv4Address;
+use smoltcp::iface::Routes;
 use stm32h7_ethernet as ethernet;
 
 use heapless::{consts::*, String};
@@ -76,6 +78,7 @@ mod build_info {
 pub struct NetStorage {
     ip_addrs: [net::wire::IpCidr; 1],
     neighbor_cache: [Option<(net::wire::IpAddress, net::iface::Neighbor)>; 8],
+    routes_storage: [Option<(smoltcp::wire::IpCidr, smoltcp::iface::Route)>; 2],
 }
 
 static mut NET_STORE: NetStorage = NetStorage {
@@ -85,6 +88,8 @@ static mut NET_STORE: NetStorage = NetStorage {
     )],
 
     neighbor_cache: [None; 8],
+
+    routes_storage: [None; 2],
 };
 
 const SCALE: f32 = ((1 << 15) - 1) as f32;
@@ -617,6 +622,10 @@ const APP: () = {
                 24,
             );
 
+            let default_v4_gw = Ipv4Address::new(10,0,16,1);
+            let mut routes = Routes::new(&mut store.routes_storage[..]);
+            routes.add_default_ipv4_route(default_v4_gw).unwrap();
+
             let neighbor_cache =
                 net::iface::NeighborCache::new(&mut store.neighbor_cache[..]);
 
@@ -624,6 +633,7 @@ const APP: () = {
                 .ethernet_addr(mac_addr)
                 .neighbor_cache(neighbor_cache)
                 .ip_addrs(&mut store.ip_addrs[..])
+                .routes(routes)
                 .finalize();
 
             (interface, eth_mac)

From 32d5e4dfe14161de6046792b5180e9565cc8b563 Mon Sep 17 00:00:00 2001
From: Niklas Kuhrmeyer <niklas.kuhrmeyer@ptb.de>
Date: Fri, 30 Oct 2020 13:32:47 +0100
Subject: [PATCH 2/3] format

---
 src/main.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 0f4b347..62ed019 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -36,8 +36,9 @@ use stm32h7xx_hal::prelude::*;
 use embedded_hal::digital::v2::{InputPin, OutputPin};
 
 use smoltcp as net;
-use smoltcp::wire::Ipv4Address;
 use smoltcp::iface::Routes;
+use smoltcp::wire::Ipv4Address;
+
 use stm32h7_ethernet as ethernet;
 
 use heapless::{consts::*, String};
@@ -622,7 +623,7 @@ const APP: () = {
                 24,
             );
 
-            let default_v4_gw = Ipv4Address::new(10,0,16,1);
+            let default_v4_gw = Ipv4Address::new(10, 0, 16, 1);
             let mut routes = Routes::new(&mut store.routes_storage[..]);
             routes.add_default_ipv4_route(default_v4_gw).unwrap();
 

From 2f5d26aeaa7dd40a979918203a56e5791b40f9cd Mon Sep 17 00:00:00 2001
From: Niklas Kuhrmeyer <niklas.kuhrmeyer@ptb.de>
Date: Fri, 30 Oct 2020 13:33:59 +0100
Subject: [PATCH 3/3] decreased routes_storage

---
 src/main.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 62ed019..658bbd5 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -79,7 +79,7 @@ mod build_info {
 pub struct NetStorage {
     ip_addrs: [net::wire::IpCidr; 1],
     neighbor_cache: [Option<(net::wire::IpAddress, net::iface::Neighbor)>; 8],
-    routes_storage: [Option<(smoltcp::wire::IpCidr, smoltcp::iface::Route)>; 2],
+    routes_storage: [Option<(smoltcp::wire::IpCidr, smoltcp::iface::Route)>; 1],
 }
 
 static mut NET_STORE: NetStorage = NetStorage {
@@ -90,7 +90,7 @@ static mut NET_STORE: NetStorage = NetStorage {
 
     neighbor_cache: [None; 8],
 
-    routes_storage: [None; 2],
+    routes_storage: [None; 1],
 };
 
 const SCALE: f32 = ((1 << 15) - 1) as f32;