From d70d9bf8660827e2919d5fc9c9469532196225e1 Mon Sep 17 00:00:00 2001
From: Dirk Ziegelmeier <dirk@ziegelmeier.net>
Date: Wed, 30 Mar 2016 11:20:16 +0200
Subject: [PATCH] SNTP: Add function to get SNTP enabled state

---
 src/apps/sntp/sntp.c         | 8 ++++++++
 src/include/lwip/apps/sntp.h | 1 +
 2 files changed, 9 insertions(+)

diff --git a/src/apps/sntp/sntp.c b/src/apps/sntp/sntp.c
index 395c96ed..3031b5be 100644
--- a/src/apps/sntp/sntp.c
+++ b/src/apps/sntp/sntp.c
@@ -571,6 +571,14 @@ sntp_stop(void)
   }
 }
 
+/**
+ * Get enabled state.
+ */
+u8_t sntp_enabled(void)
+{
+  return (sntp_pcb != NULL)? 1 : 0;
+}
+
 /**
  * Sets the operating mode.
  * @param operating_mode one of the available operating modes
diff --git a/src/include/lwip/apps/sntp.h b/src/include/lwip/apps/sntp.h
index 518937cf..fc5b431f 100644
--- a/src/include/lwip/apps/sntp.h
+++ b/src/include/lwip/apps/sntp.h
@@ -48,6 +48,7 @@ u8_t sntp_getoperatingmode(void);
 
 void sntp_init(void);
 void sntp_stop(void);
+u8_t sntp_enabled(void);
 
 void sntp_setserver(u8_t idx, const ip_addr_t *addr);
 ip_addr_t sntp_getserver(u8_t idx);