commit 942aebc95924ab1e7ea1e92aaf4e7fc45f695a6c
author Andre Eisenbach <eisenbach@google.com> Tue Mar 29 20:52:38 2016 -0700
committer Andre Eisenbach <eisenbach@google.com> Thu Mar 31 17:59:44 2016 +0000
tree 8897fb7e44803e5245e2e7246fb871ff5563441a
parent 410144887ec32d2bfc10554effce4f7d512ea568

Always use Write Request for GATT descriptor writes

According to the Bluetooth Core specification v4.2, Vol 3, Part G,
section 4.12.3: "The Attribute Protocol WRITE REQUEST is used used
for this sub-procedure".

Change-Id: I86e4e1d3a8bfd7d78dfed8419f8abd2d7e89b2bc

core/java/android/bluetooth/BluetoothGatt.java

diff --git a/core/java/android/bluetooth/BluetoothGatt.java b/core/java/android/bluetooth/BluetoothGatt.java
index 68442ea..e3b1bf9 100644
--- a/core/java/android/bluetooth/BluetoothGatt.java
+++ b/core/java/android/bluetooth/BluetoothGatt.java
@@ -422,7 +422,7 @@
                     try {
                         mAuthRetry = true;
                         mService.writeDescriptor(mClientIf, address, handle,
-                            descriptor.getCharacteristic().getWriteType(),
+                            BluetoothGattCharacteristic.WRITE_TYPE_DEFAULT,
                             AUTHENTICATION_MITM, descriptor.getValue());
                         return;
                     } catch (RemoteException e) {
@@ -944,7 +944,8 @@
 
         try {
             mService.writeDescriptor(mClientIf, device.getAddress(), descriptor.getInstanceId(),
-                characteristic.getWriteType(), AUTHENTICATION_NONE, descriptor.getValue());
+                BluetoothGattCharacteristic.WRITE_TYPE_DEFAULT, AUTHENTICATION_NONE,
+                descriptor.getValue());
         } catch (RemoteException e) {
             Log.e(TAG,"",e);
             mDeviceBusy = false;