From ec373c29a07e147d59353921cf6c1c6e09602496 Mon Sep 17 00:00:00 2001
From: paul-szczepanek-arm
 <33840200+paul-szczepanek-arm@users.noreply.github.com>
Date: Tue, 4 Sep 2018 13:30:08 +0100
Subject: [PATCH 1/2] missing onDataSent calblack for cordio

---
 .../targets/TARGET_CORDIO/source/CordioGattServer.cpp     | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/features/FEATURE_BLE/targets/TARGET_CORDIO/source/CordioGattServer.cpp b/features/FEATURE_BLE/targets/TARGET_CORDIO/source/CordioGattServer.cpp
index 41568ab5f3..2ed03c6fff 100644
--- a/features/FEATURE_BLE/targets/TARGET_CORDIO/source/CordioGattServer.cpp
+++ b/features/FEATURE_BLE/targets/TARGET_CORDIO/source/CordioGattServer.cpp
@@ -624,6 +624,8 @@ ble_error_t GattServer::write(
     // successful
     uint16_t conn_id = 0;
     uint16_t conn_found = 0;
+    size_t updates_sent = 0;
+
     while((conn_found < DM_CONN_MAX) && (conn_id < CONNECTION_ID_LIMIT)) {
         if (DmConnInUse(conn_id) == true) {
             ++conn_found;
@@ -631,15 +633,21 @@ ble_error_t GattServer::write(
                 uint16_t cccd_config = AttsCccEnabled(conn_id, cccd_index);
                 if (cccd_config & ATT_CLIENT_CFG_NOTIFY) {
                     AttsHandleValueNtf(conn_id, att_handle, len, (uint8_t*)buffer);
+                    updates_sent++;
                 }
                 if (cccd_config & ATT_CLIENT_CFG_INDICATE) {
                     AttsHandleValueInd(conn_id, att_handle, len, (uint8_t*)buffer);
+                    updates_sent++;
                 }
             }
         }
         ++conn_id;
     }
 
+    if (updates_sent) {
+        handleDataSentEvent(updates_sent);
+    }
+
     return BLE_ERROR_NONE;
 }
 

From 44d3504dbb156cbaf2747edef297f3b8965c77f2 Mon Sep 17 00:00:00 2001
From: paul-szczepanek-arm
 <33840200+paul-szczepanek-arm@users.noreply.github.com>
Date: Tue, 4 Sep 2018 13:58:50 +0100
Subject: [PATCH 2/2] missing overload

---
 .../targets/TARGET_CORDIO/source/CordioGattServer.cpp     | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/features/FEATURE_BLE/targets/TARGET_CORDIO/source/CordioGattServer.cpp b/features/FEATURE_BLE/targets/TARGET_CORDIO/source/CordioGattServer.cpp
index 2ed03c6fff..af13e72db3 100644
--- a/features/FEATURE_BLE/targets/TARGET_CORDIO/source/CordioGattServer.cpp
+++ b/features/FEATURE_BLE/targets/TARGET_CORDIO/source/CordioGattServer.cpp
@@ -682,16 +682,24 @@ ble_error_t GattServer::write(
     }
 
     // This characteristic has a CCCD attribute. Handle notifications and indications.
+    size_t updates_sent = 0;
+
     if (is_update_authorized(connection, att_handle)) {
         uint16_t cccEnabled = AttsCccEnabled(connection, cccd_index);
         if (cccEnabled & ATT_CLIENT_CFG_NOTIFY) {
             AttsHandleValueNtf(connection, att_handle, len, (uint8_t*)buffer);
+            updates_sent++;
         }
         if (cccEnabled & ATT_CLIENT_CFG_INDICATE) {
             AttsHandleValueInd(connection, att_handle, len, (uint8_t*)buffer);
+            updates_sent++;
         }
     }
 
+    if (updates_sent) {
+        handleDataSentEvent(updates_sent);
+    }
+
     return BLE_ERROR_NONE;
 }