SumeetSingh19 commented on code in PR #1426:
URL: https://github.com/apache/mynewt-nimble/pull/1426#discussion_r1149006790


##########
nimble/host/src/ble_gattc.c:
##########
@@ -4212,6 +4223,61 @@ ble_gatts_notify_custom(uint16_t conn_handle, uint16_t 
chr_val_handle,
     return rc;
 }
 
+int
+ble_gatts_multi_notify_custom(uint16_t conn_handle, uint16_t * att_handles,
+                              struct os_mbuf ** notif_values, uint16_t 
num_handles)
+{
+#if !MYNEWT_VAL(BLE_GATT_MULTI_NOTIFY)
+    return BLE_HS_ENOTSUP;
+#endif
+
+    int i;
+    int rc;
+
+    STATS_INC(ble_gattc_stats, multi_notify);
+    ble_gattc_log_multi_notify(att_handles, num_handles);
+
+    for (i = 0; i < num_handles; i++) {
+        if (notif_values[i] == NULL) {
+            /* No custom attribute data; read the value from the specified
+             * attribute
+             */
+            notif_values[i] = ble_hs_mbuf_att_pkt();
+            if (notif_values[i] == NULL) {
+                rc = BLE_HS_ENOMEM;
+                goto done;
+            }
+            rc = ble_att_svr_read_handle(BLE_HS_CONN_HANDLE_NONE,
+                                         att_handles[i], 0, notif_values[i], 
NULL);
+            if (rc != 0) {
+                /* Fatal error; application disallowed attribute read. */
+                rc = BLE_HS_EAPP;
+                goto done;
+            }
+        }
+    }
+
+    rc = ble_att_clt_tx_multi_notify(conn_handle, att_handles,
+                                     notif_values, num_handles);
+    if (rc != 0) {

Review Comment:
   Check is removed



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