0235-dhcp-request-hostname-if-set.patch

From 08da30219b0faf0415a8fd2d6bed803c3fe7dbac Mon Sep 17 00:00:00 2001
From: Channel59 <caspar@meshnex.nl>
Date: Tue, 9 Jul 2024 23:48:55 +0200
Subject: [PATCH 1/2] Request hostname if set -- From: https://github.com/ARMmbed/mbed-os/pull/15506/commits/a96d34923e5b70c2b3db32ce65283f93e9f7f789

---
 connectivity/lwipstack/source/LWIPInterface.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/connectivity/lwipstack/source/LWIPInterface.cpp b/connectivity/lwipstack/source/LWIPInterface.cpp
index dfefebcb8b..b2540732bd 100644
--- a/connectivity/lwipstack/source/LWIPInterface.cpp
+++ b/connectivity/lwipstack/source/LWIPInterface.cpp
@@ -437,6 +437,7 @@ LWIP::Interface::Interface() :
 nsapi_error_t LWIP::add_ethernet_interface(EMAC &emac, bool default_if, OnboardNetworkStack::Interface **interface_out, NetworkInterface *user_network_interface)
 {
 #if LWIP_ETHERNET
+    const char *hostname;
     Interface *interface = new (std::nothrow) Interface();
     if (!interface) {
         return NSAPI_ERROR_NO_MEMORY;
@@ -445,6 +446,11 @@ nsapi_error_t LWIP::add_ethernet_interface(EMAC &emac, bool default_if, OnboardN
     interface->memory_manager = &memory_manager;
     interface->ppp_enabled = false;
 
+    hostname = user_network_interface->get_hostname();
+    if(hostname) {
+    netif_set_hostname(&interface->netif, hostname);
+    }
+    
 #if (MBED_MAC_ADDRESS_SUM != MBED_MAC_ADDR_INTERFACE)
     netif->interface.hwaddr[0] = MBED_MAC_ADDR_0;
     netif->interface.hwaddr[1] = MBED_MAC_ADDR_1;
-- 
2.34.1