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Merge "Independent methods to enable/disable BLE mode"

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This commit is contained in:
Treehugger Robot
2020-03-30 01:20:19 +00:00
committed by Gerrit Code Review
parent 3fa88993cd 644a6d52a6
commit bb3874364f
2 changed files with 115 additions and 92 deletions
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37
core/java/android/bluetooth/BluetoothAdapter.java
View File

@@ -916,23 +916,11 @@ public final class BluetoothAdapter {
if (!isBleScanAlwaysAvailable()) {
return false;
}
int state = getLeState();
if (state == BluetoothAdapter.STATE_ON || state == BluetoothAdapter.STATE_BLE_ON) {
String packageName = ActivityThread.currentPackageName();
if (DBG) {
Log.d(TAG, "disableBLE(): de-registering " + packageName);
}
try {
mManagerService.updateBleAppCount(mToken, false, packageName);
} catch (RemoteException e) {
Log.e(TAG, "", e);
}
return true;
}
if (DBG) {
Log.d(TAG, "disableBLE(): Already disabled");
String packageName = ActivityThread.currentPackageName();
try {
return mManagerService.disableBle(packageName, mToken);
} catch (RemoteException e) {
Log.e(TAG, "", e);
}
return false;
}
@@ -973,20 +961,9 @@ public final class BluetoothAdapter {
if (!isBleScanAlwaysAvailable()) {
return false;
}
String packageName = ActivityThread.currentPackageName();
try {
String packageName = ActivityThread.currentPackageName();
mManagerService.updateBleAppCount(mToken, true, packageName);
if (isLeEnabled()) {
if (DBG) {
Log.d(TAG, "enableBLE(): Bluetooth already enabled");
}
return true;
}
if (DBG) {
Log.d(TAG, "enableBLE(): Calling enable");
}
return mManagerService.enable(packageName);
return mManagerService.enableBle(packageName, mToken);
} catch (RemoteException e) {
Log.e(TAG, "", e);
}

170
services/core/java/com/android/server/BluetoothManagerService.java
View File

@@ -747,13 +747,7 @@ class BluetoothManagerService extends IBluetoothManager.Stub {
}
}
public int updateBleAppCount(IBinder token, boolean enable, String packageName) {
// Check if packageName belongs to callingUid
final int callingUid = Binder.getCallingUid();
final boolean isCallerSystem = UserHandle.getAppId(callingUid) == Process.SYSTEM_UID;
if (!isCallerSystem) {
checkPackage(callingUid, packageName);
}
private int updateBleAppCount(IBinder token, boolean enable, String packageName) {
ClientDeathRecipient r = mBleApps.get(token);
if (r == null && enable) {
ClientDeathRecipient deathRec = new ClientDeathRecipient(packageName);
@@ -778,15 +772,96 @@ class BluetoothManagerService extends IBluetoothManager.Stub {
if (DBG) {
Slog.d(TAG, appCount + " registered Ble Apps");
}
if (appCount == 0 && mEnable) {
disableBleScanMode();
}
if (appCount == 0 && !mEnableExternal) {
sendBrEdrDownCallback();
}
return appCount;
}
private boolean checkBluetoothPermissions(String packageName, boolean requireForeground) {
if (isBluetoothDisallowed()) {
if (DBG) {
Slog.d(TAG, "checkBluetoothPermissions: bluetooth disallowed");
}
return false;
}
// Check if packageName belongs to callingUid
final int callingUid = Binder.getCallingUid();
final boolean isCallerSystem = UserHandle.getAppId(callingUid) == Process.SYSTEM_UID;
if (!isCallerSystem) {
checkPackage(callingUid, packageName);
if (requireForeground && !checkIfCallerIsForegroundUser()) {
Slog.w(TAG, "Not allowed for non-active and non system user");
return false;
}
mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
"Need BLUETOOTH ADMIN permission");
}
return true;
}
public boolean enableBle(String packageName, IBinder token) throws RemoteException {
if (!checkBluetoothPermissions(packageName, false)) {
if (DBG) {
Slog.d(TAG, "enableBle(): bluetooth disallowed");
}
return false;
}
if (DBG) {
Slog.d(TAG, "enableBle(" + packageName + "): mBluetooth =" + mBluetooth
+ " mBinding = " + mBinding + " mState = "
+ BluetoothAdapter.nameForState(mState));
}
updateBleAppCount(token, true, packageName);
if (mState == BluetoothAdapter.STATE_ON
|| mState == BluetoothAdapter.STATE_BLE_ON
|| mState == BluetoothAdapter.STATE_TURNING_ON
|| mState == BluetoothAdapter.STATE_TURNING_OFF) {
Log.d(TAG, "enableBLE(): Bluetooth already enabled");
return true;
}
synchronized (mReceiver) {
// waive WRITE_SECURE_SETTINGS permission check
sendEnableMsg(false,
BluetoothProtoEnums.ENABLE_DISABLE_REASON_APPLICATION_REQUEST, packageName);
}
return true;
}
public boolean disableBle(String packageName, IBinder token) throws RemoteException {
if (!checkBluetoothPermissions(packageName, false)) {
if (DBG) {
Slog.d(TAG, "disableBLE(): bluetooth disallowed");
}
return false;
}
if (DBG) {
Slog.d(TAG, "disableBle(" + packageName + "): mBluetooth =" + mBluetooth
+ " mBinding = " + mBinding + " mState = "
+ BluetoothAdapter.nameForState(mState));
}
if (mState == BluetoothAdapter.STATE_OFF) {
Slog.d(TAG, "disableBLE(): Already disabled");
return false;
}
updateBleAppCount(token, false, packageName);
if (mState == BluetoothAdapter.STATE_BLE_ON && !isBleAppPresent()) {
if (mEnable) {
disableBleScanMode();
}
if (!mEnableExternal) {
addActiveLog(BluetoothProtoEnums.ENABLE_DISABLE_REASON_APPLICATION_REQUEST,
packageName, false);
sendBrEdrDownCallback();
}
}
return true;
}
// Clear all apps using BLE scan only mode.
private void clearBleApps() {
mBleApps.clear();
@@ -862,29 +937,19 @@ class BluetoothManagerService extends IBluetoothManager.Stub {
}
public boolean enableNoAutoConnect(String packageName) {
if (isBluetoothDisallowed()) {
if (!checkBluetoothPermissions(packageName, false)) {
if (DBG) {
Slog.d(TAG, "enableNoAutoConnect(): not enabling - bluetooth disallowed");
}
return false;
}
// Check if packageName belongs to callingUid
final int callingUid = Binder.getCallingUid();
final boolean isCallerSystem = UserHandle.getAppId(callingUid) == Process.SYSTEM_UID;
if (!isCallerSystem) {
checkPackage(callingUid, packageName);
}
mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
"Need BLUETOOTH ADMIN permission");
if (DBG) {
Slog.d(TAG, "enableNoAutoConnect(): mBluetooth =" + mBluetooth + " mBinding = "
+ mBinding);
}
int callingAppId = UserHandle.getAppId(callingUid);
int callingAppId = UserHandle.getAppId(Binder.getCallingUid());
if (callingAppId != Process.NFC_UID) {
throw new SecurityException("no permission to enable Bluetooth quietly");
}
@@ -899,32 +964,19 @@ class BluetoothManagerService extends IBluetoothManager.Stub {
}
public boolean enable(String packageName) throws RemoteException {
final int callingUid = Binder.getCallingUid();
final boolean callerSystem = UserHandle.getAppId(callingUid) == Process.SYSTEM_UID;
if (isBluetoothDisallowed()) {
if (!checkBluetoothPermissions(packageName, true)) {
if (DBG) {
Slog.d(TAG, "enable(): not enabling - bluetooth disallowed");
}
return false;
}
if (!callerSystem) {
// Check if packageName belongs to callingUid
checkPackage(callingUid, packageName);
if (!checkIfCallerIsForegroundUser()) {
Slog.w(TAG, "enable(): not allowed for non-active and non system user");
return false;
}
mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
"Need BLUETOOTH ADMIN permission");
if (!isEnabled() && mWirelessConsentRequired && startConsentUiIfNeeded(packageName,
callingUid, BluetoothAdapter.ACTION_REQUEST_ENABLE)) {
return false;
}
final int callingUid = Binder.getCallingUid();
final boolean callerSystem = UserHandle.getAppId(callingUid) == Process.SYSTEM_UID;
if (!callerSystem && !isEnabled() && mWirelessConsentRequired
&& startConsentUiIfNeeded(packageName,
callingUid, BluetoothAdapter.ACTION_REQUEST_ENABLE)) {
return false;
}
if (DBG) {
@@ -946,25 +998,19 @@ class BluetoothManagerService extends IBluetoothManager.Stub {
}
public boolean disable(String packageName, boolean persist) throws RemoteException {
if (!checkBluetoothPermissions(packageName, true)) {
if (DBG) {
Slog.d(TAG, "disable(): not disabling - bluetooth disallowed");
}
return false;
}
final int callingUid = Binder.getCallingUid();
final boolean callerSystem = UserHandle.getAppId(callingUid) == Process.SYSTEM_UID;
if (!callerSystem) {
// Check if packageName belongs to callingUid
checkPackage(callingUid, packageName);
if (!checkIfCallerIsForegroundUser()) {
Slog.w(TAG, "disable(): not allowed for non-active and non system user");
return false;
}
mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
"Need BLUETOOTH ADMIN permission");
if (isEnabled() && mWirelessConsentRequired && startConsentUiIfNeeded(packageName,
callingUid, BluetoothAdapter.ACTION_REQUEST_DISABLE)) {
return false;
}
if (!callerSystem && isEnabled() && mWirelessConsentRequired
&& startConsentUiIfNeeded(packageName,
callingUid, BluetoothAdapter.ACTION_REQUEST_DISABLE)) {
return false;
}
if (DBG) {