From 1ea0ddb02512083e3982c30aa2cc82324ec165ec Mon Sep 17 00:00:00 2001
From: Angus Gratton <angus@espressif.com>
Date: Wed, 7 Jun 2017 17:26:05 +1000
Subject: [PATCH] lwip: Expose broadcast/multicast ping enable options in
 menuconfig

---
 components/lwip/Kconfig                      | 12 ++++++++++++
 components/lwip/include/lwip/port/lwipopts.h |  4 ++++
 2 files changed, 16 insertions(+)

diff --git a/components/lwip/Kconfig b/components/lwip/Kconfig
index 06becb7f3..436d08393 100644
--- a/components/lwip/Kconfig
+++ b/components/lwip/Kconfig
@@ -139,4 +139,16 @@ config PPP_DEBUG_ON
    help
        Enable PPP debug log output
 
+menu "ICMP"
+
+config LWIP_MULTICAST_PING
+   bool "Respond to multicast pings"
+   default n
+
+config LWIP_BROADCAST_PING
+   bool "Respond to broadcast pings"
+   default n
+
+endmenu # ICMP
+
 endmenu
diff --git a/components/lwip/include/lwip/port/lwipopts.h b/components/lwip/include/lwip/port/lwipopts.h
index 3b8c5485c..10b0dd7c7 100644
--- a/components/lwip/include/lwip/port/lwipopts.h
+++ b/components/lwip/include/lwip/port/lwipopts.h
@@ -184,6 +184,10 @@
    ----------------------------------
 */
 
+#define LWIP_BROADCAST_PING CONFIG_LWIP_BROADCAST_PING
+
+#define LWIP_MULTICAST_PING CONFIG_LWIP_MULTICAST_PING
+
 /*
    ---------------------------------
    ---------- RAW options ----------