Initial support of 2.1 pairing.

Note: Some cases have not been tested yet, as we would need to
get proper UI support.

5 files changed, 113 insertions, 18 deletions

diff --git a/core/java/android/bluetooth/BluetoothDevice.java b/core/java/android/bluetooth/BluetoothDevice.java
index c942a27..a64c6d7 100644
--- a/core/java/android/bluetooth/BluetoothDevice.java
+++ b/core/java/android/bluetooth/BluetoothDevice.java
@@ -74,6 +74,14 @@ public class BluetoothDevice {
     /** An existing bond was explicitly revoked */
     public static final int UNBOND_REASON_REMOVED = 6;
 
+    /* The user will be prompted to enter a pin */
+    public static final int PAIRING_VARIANT_PIN = 0;
+    /* The user will be prompted to enter a passkey */
+    public static final int PAIRING_VARIANT_PASSKEY = 1;
+    /* The user will be prompted to confirm the passkey displayed on the screen */
+    public static final int PAIRING_VARIANT_CONFIRMATION = 2;
+
+
     private static final String TAG = "BluetoothDevice";
 
     private final IBluetoothDevice mService;
@@ -358,9 +366,24 @@ public class BluetoothDevice {
         } catch (RemoteException e) {Log.e(TAG, "", e);}
         return false;
     }
-    public boolean cancelPin(String address) {
+
+    public boolean setPasskey(String address, int passkey) {
+        try {
+            return mService.setPasskey(address, passkey);
+        } catch (RemoteException e) {Log.e(TAG, "", e);}
+        return false;
+    }
+
+    public boolean setPairingConfirmation(String address, boolean confirm) {
+        try {
+            return mService.setPairingConfirmation(address, confirm);
+        } catch (RemoteException e) {Log.e(TAG, "", e);}
+        return false;
+    }
+
+    public boolean cancelPairingUserInput(String address) {
         try {
-            return mService.cancelPin(address);
+            return mService.cancelPairingUserInput(address);
         } catch (RemoteException e) {Log.e(TAG, "", e);}
         return false;
     }
diff --git a/core/java/android/bluetooth/BluetoothIntent.java b/core/java/android/bluetooth/BluetoothIntent.java
index 344601b..d6c79b4 100644
--- a/core/java/android/bluetooth/BluetoothIntent.java
+++ b/core/java/android/bluetooth/BluetoothIntent.java
@@ -57,6 +57,10 @@ public interface BluetoothIntent {
         "android.bluetooth.intent.BOND_PREVIOUS_STATE";
     public static final String REASON =
         "android.bluetooth.intent.REASON";
+    public static final String PAIRING_VARIANT =
+        "android.bluetooth.intent.PAIRING_VARIANT";
+    public static final String PASSKEY =
+        "android.bluetooth.intent.PASSKEY";
 
     /** Broadcast when the local Bluetooth device state changes, for example
      *  when Bluetooth is enabled. Will contain int extra's BLUETOOTH_STATE and
diff --git a/core/java/android/bluetooth/IBluetoothDevice.aidl b/core/java/android/bluetooth/IBluetoothDevice.aidl
index c249c81..a78752b 100644
--- a/core/java/android/bluetooth/IBluetoothDevice.aidl
+++ b/core/java/android/bluetooth/IBluetoothDevice.aidl
@@ -54,5 +54,8 @@ interface IBluetoothDevice
     int getRemoteServiceChannel(in String address, String uuid);
 
     boolean setPin(in String address, in byte[] pin);
-    boolean cancelPin(in String address);
+    boolean setPasskey(in String address, int passkey);
+    boolean setPairingConfirmation(in String address, boolean confirm);
+    boolean cancelPairingUserInput(in String address);
+
 }
diff --git a/core/java/android/server/BluetoothDeviceService.java b/core/java/android/server/BluetoothDeviceService.java
index 13d980d..b780f41 100644
--- a/core/java/android/server/BluetoothDeviceService.java
+++ b/core/java/android/server/BluetoothDeviceService.java
@@ -959,7 +959,38 @@ public class BluetoothDeviceService extends IBluetoothDevice.Stub {
         return setPinNative(address, pinString, data.intValue());
     }
 
-    public synchronized boolean cancelPin(String address) {
+    public synchronized boolean setPasskey(String address, int passkey) {
+        mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
+                                                "Need BLUETOOTH_ADMIN permission");
+        if (passkey < 0 || passkey > 999999 || !BluetoothDevice.checkBluetoothAddress(address)) {
+            return false;
+        }
+        address = address.toUpperCase();
+        Integer data = mEventLoop.getPasskeyAgentRequestData().remove(address);
+        if (data == null) {
+            Log.w(TAG, "setPasskey(" + address + ") called but no native data available, " +
+                  "ignoring. Maybe the PasskeyAgent Request was cancelled by the remote device" +
+                  " or by bluez.\n");
+            return false;
+        }
+        return setPasskeyNative(address, passkey, data.intValue());
+    }
+
+    public synchronized boolean setPairingConfirmation(String address, boolean confirm) {
+        mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
+                                                "Need BLUETOOTH_ADMIN permission");
+        address = address.toUpperCase();
+        Integer data = mEventLoop.getPasskeyAgentRequestData().remove(address);
+        if (data == null) {
+            Log.w(TAG, "setPasskey(" + address + ") called but no native data available, " +
+                  "ignoring. Maybe the PasskeyAgent Request was cancelled by the remote device" +
+                  " or by bluez.\n");
+            return false;
+        }
+        return setPairingConfirmationNative(address, confirm, data.intValue());
+    }
+
+    public synchronized boolean cancelPairingUserInput(String address) {
         mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
                                                 "Need BLUETOOTH_ADMIN permission");
         if (!BluetoothDevice.checkBluetoothAddress(address)) {
@@ -968,12 +999,12 @@ public class BluetoothDeviceService extends IBluetoothDevice.Stub {
         address = address.toUpperCase();
         Integer data = mEventLoop.getPasskeyAgentRequestData().remove(address);
         if (data == null) {
-            Log.w(TAG, "cancelPin(" + address + ") called but no native data available, " +
-                  "ignoring. Maybe the PasskeyAgent Request was already cancelled by the remote " +
-                  "or by bluez.\n");
+            Log.w(TAG, "cancelUserInputNative(" + address + ") called but no native data " +
+                "available, ignoring. Maybe the PasskeyAgent Request was already cancelled " +
+                "by the remote or by bluez.\n");
             return false;
         }
-        return cancelPinNative(address, data.intValue());
+        return cancelPairingUserInputNative(address, data.intValue());
     }
 
     private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
@@ -1160,7 +1191,10 @@ public class BluetoothDeviceService extends IBluetoothDevice.Stub {
     private native int getDeviceServiceChannelNative(String objectPath, String uuid,
             int attributeId);
 
-    private native boolean cancelPinNative(String address, int nativeData);
+    private native boolean cancelPairingUserInputNative(String address, int nativeData);
     private native boolean setPinNative(String address, String pin, int nativeData);
+    private native boolean setPasskeyNative(String address, int passkey, int nativeData);
+    private native boolean setPairingConfirmationNative(String address, boolean confirm,
+            int nativeData);
 
 }
diff --git a/core/java/android/server/BluetoothEventLoop.java b/core/java/android/server/BluetoothEventLoop.java
index 76906b6..dc84d1f 100644
--- a/core/java/android/server/BluetoothEventLoop.java
+++ b/core/java/android/server/BluetoothEventLoop.java
@@ -317,23 +317,53 @@ class BluetoothEventLoop {
             }
             mBluetoothService.setRemoteDeviceProperty(address, name, uuid);
         }
-
     }
 
-    private void onRequestPinCode(String objectPath, int nativeData) {
+    private String checkPairingRequestAndGetAddress(String objectPath, int nativeData) {
         String address = mBluetoothService.getAddressFromObjectPath(objectPath);
         if (address == null) {
-            Log.e(TAG, "Unable to get device address in onRequestPinCode, returning null");
-            return;
+            Log.e(TAG, "Unable to get device address in checkPairingRequestAndGetAddress, " +
+                  "returning null");
+            return null;
         }
         address = address.toUpperCase();
         mPasskeyAgentRequestData.put(address, new Integer(nativeData));
 
         if (mBluetoothService.getBluetoothState() == BluetoothDevice.BLUETOOTH_STATE_TURNING_OFF) {
             // shutdown path
-            mBluetoothService.cancelPin(address);
-            return;
+            mBluetoothService.cancelPairingUserInput(address);
+            return null;
         }
+        return address;
+    }
+
+    private void onRequestConfirmation(String objectPath, int passkey, int nativeData) {
+        String address = checkPairingRequestAndGetAddress(objectPath, nativeData);
+        if (address == null) return;
+
+        Intent intent = new Intent(BluetoothIntent.PAIRING_REQUEST_ACTION);
+        intent.putExtra(BluetoothIntent.ADDRESS, address);
+        intent.putExtra(BluetoothIntent.PASSKEY, passkey);
+        intent.putExtra(BluetoothIntent.PAIRING_VARIANT,
+                BluetoothDevice.PAIRING_VARIANT_CONFIRMATION);
+        mContext.sendBroadcast(intent, BLUETOOTH_ADMIN_PERM);
+        return;
+    }
+
+    private void onRequestPasskey(String objectPath, int nativeData) {
+        String address = checkPairingRequestAndGetAddress(objectPath, nativeData);
+        if (address == null) return;
+
+        Intent intent = new Intent(BluetoothIntent.PAIRING_REQUEST_ACTION);
+        intent.putExtra(BluetoothIntent.ADDRESS, address);
+        intent.putExtra(BluetoothIntent.PAIRING_VARIANT, BluetoothDevice.PAIRING_VARIANT_PASSKEY);
+        mContext.sendBroadcast(intent, BLUETOOTH_ADMIN_PERM);
+        return;
+    }
+
+    private void onRequestPinCode(String objectPath, int nativeData) {
+        String address = checkPairingRequestAndGetAddress(objectPath, nativeData);
+        if (address == null) return;
 
         if (mBluetoothService.getBondState().getBondState(address) ==
                 BluetoothDevice.BOND_BONDING) {
@@ -358,6 +388,7 @@ class BluetoothEventLoop {
         }
         Intent intent = new Intent(BluetoothIntent.PAIRING_REQUEST_ACTION);
         intent.putExtra(BluetoothIntent.ADDRESS, address);
+        intent.putExtra(BluetoothIntent.PAIRING_VARIANT, BluetoothDevice.PAIRING_VARIANT_PIN);
         mContext.sendBroadcast(intent, BLUETOOTH_ADMIN_PERM);
         return;
     }
@@ -386,9 +417,9 @@ class BluetoothEventLoop {
     }
 
     private void onAgentCancel() {
-        // We immediately response to DBUS Authorize() so this should not
-        // usually happen
-        log("onAgentCancel");
+        Intent intent = new Intent(BluetoothIntent.PAIRING_CANCEL_ACTION);
+        mContext.sendBroadcast(intent, BLUETOOTH_ADMIN_PERM);
+        return;
     }
 
     private void onRestartRequired() {