From 2171493cb2789a05157e2086d39c53dbc581459e Mon Sep 17 00:00:00 2001
From: Deqiang Chen <deqiangc@google.com>
Date: Tue, 25 Jun 2019 14:30:55 -0700
Subject: Define intent for receive vendor specific response and define a
 function to send vendor AT command from Hfp client

Bug: 132813146

Test: Local test with Kitchensink: able to send vendor command and
receive response.

Change-Id: I9a6debbacb1a5ad6445416c067d3d35849906685
---
 .../android/bluetooth/BluetoothHeadsetClient.java  | 58 ++++++++++++++++++++++
 1 file changed, 58 insertions(+)

(limited to 'framework/java/android/bluetooth/BluetoothHeadsetClient.java')

diff --git a/framework/java/android/bluetooth/BluetoothHeadsetClient.java b/framework/java/android/bluetooth/BluetoothHeadsetClient.java
index 05833b5f57..5d00f09501 100644
--- a/framework/java/android/bluetooth/BluetoothHeadsetClient.java
+++ b/framework/java/android/bluetooth/BluetoothHeadsetClient.java
@@ -125,6 +125,17 @@ public final class BluetoothHeadsetClient implements BluetoothProfile {
     public static final String ACTION_RESULT =
             "android.bluetooth.headsetclient.profile.action.RESULT";
 
+    /**
+     * Intent that notifies about vendor specific event arrival. Events not defined in
+     * HFP spec will be matched with supported vendor event list and this intent will
+     * be broadcasted upon a match. Supported vendor events are of format of
+     * of "+eventCode" or "+eventCode=xxxx" or "+eventCode:=xxxx".
+     * Vendor event can be a response to an vendor specific command or unsolicited.
+     *
+     */
+    public static final String ACTION_VENDOR_SPECIFIC_HEADSETCLIENT_EVENT =
+            "android.bluetooth.headsetclient.profile.action.VENDOR_SPECIFIC_EVENT";
+
     /**
      * Intent that notifies about the number attached to the last voice tag
      * recorded on AG.
@@ -243,6 +254,28 @@ public final class BluetoothHeadsetClient implements BluetoothProfile {
     public static final String EXTRA_CME_CODE =
             "android.bluetooth.headsetclient.extra.CME_CODE";
 
+    /**
+     * Extra for VENDOR_SPECIFIC_HEADSETCLIENT_EVENT intent that
+     * indicates vendor ID.
+     */
+    public static final String EXTRA_VENDOR_ID =
+            "android.bluetooth.headsetclient.extra.VENDOR_ID";
+
+     /**
+     * Extra for VENDOR_SPECIFIC_HEADSETCLIENT_EVENT intent that
+     * indicates vendor event code.
+     */
+    public static final String EXTRA_VENDOR_EVENT_CODE =
+            "android.bluetooth.headsetclient.extra.VENDOR_EVENT_CODE";
+
+     /**
+     * Extra for VENDOR_SPECIFIC_HEADSETCLIENT_EVENT intent that
+     * contains full vendor event including event code and full arguments.
+     */
+    public static final String EXTRA_VENDOR_EVENT_FULL_ARGS =
+            "android.bluetooth.headsetclient.extra.VENDOR_EVENT_FULL_ARGS";
+
+
     /* Extras for AG_FEATURES, extras type is boolean */
     // TODO verify if all of those are actually useful
     /**
@@ -587,6 +620,31 @@ public final class BluetoothHeadsetClient implements BluetoothProfile {
         return false;
     }
 
+    /**
+     * Send vendor specific AT command.
+     *
+     * @param device remote device
+     * @param vendorId vendor number by Bluetooth SIG
+     * @param atCommand command to be sent. It start with + prefix and only one command at one time.
+     * @return <code>true</code> if command has been issued successfully; <code>false</code>
+     * otherwise.
+     */
+    public boolean sendVendorAtCommand(BluetoothDevice device, int vendorId,
+                                             String atCommand) {
+        if (DBG) log("sendVendorSpecificCommand()");
+        final IBluetoothHeadsetClient service =
+                getService();
+        if (service != null && isEnabled() && isValidDevice(device)) {
+            try {
+                return service.sendVendorAtCommand(device, vendorId, atCommand);
+            } catch (RemoteException e) {
+                Log.e(TAG, Log.getStackTraceString(new Throwable()));
+            }
+        }
+        if (service == null) Log.w(TAG, "Proxy not attached to service");
+        return false;
+    }
+
     /**
      * Stops voice recognition.
      *
-- 
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