From 13165a587443edba0589cee9593895be22b9d8d3 Mon Sep 17 00:00:00 2001
From: h2zero <powell.rg@gmail.com>
Date: Fri, 29 Nov 2024 15:47:09 -0700
Subject: [PATCH] Refresh advertising data dynamically

---
 src/NimBLEAdvertising.cpp | 16 ++++++++++++++++
 src/NimBLEAdvertising.h   |  1 +
 2 files changed, 17 insertions(+)

diff --git a/src/NimBLEAdvertising.cpp b/src/NimBLEAdvertising.cpp
index f3227a0c..8dea708e 100644
--- a/src/NimBLEAdvertising.cpp
+++ b/src/NimBLEAdvertising.cpp
@@ -385,6 +385,22 @@ void NimBLEAdvertising::clearData() {
     m_advDataSet = false;
 } // clearData
 
+/**
+ * @brief Refresh advertsing data dynamically without stop/start cycle.
+ * For instance allows refreshing manufacturer data dynamically.
+ *
+ * @return True if the data was set successfully.
+ * @details If scan response is enabled it will be refreshed as well.
+ */
+bool NimBLEAdvertising::refreshAdvertisingData() {
+    bool success = setAdvertisementData(m_advData);
+    if (m_scanData) {
+        success = setScanResponseData(m_scanData);
+    }
+
+    return success;
+} // refreshAdvertisingData
+
 /**
  * @brief Add a service uuid to exposed list of services.
  * @param [in] serviceUUID The UUID of the service to expose.
diff --git a/src/NimBLEAdvertising.h b/src/NimBLEAdvertising.h
index 52dddbd6..ff84913a 100644
--- a/src/NimBLEAdvertising.h
+++ b/src/NimBLEAdvertising.h
@@ -67,6 +67,7 @@ class NimBLEAdvertising {
     const NimBLEAdvertisementData& getAdvertisementData();
     const NimBLEAdvertisementData& getScanData();
     void                           clearData();
+    bool                           refreshAdvertisingData();
 
     bool addServiceUUID(const NimBLEUUID& serviceUUID);
     bool addServiceUUID(const char* serviceUUID);