blob: 006fa6d22aa2863a882d400d8bc2e3c2f190fa1c [file] [log] [blame]
/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.mtp;
import android.util.Log;
/**
* Java wrapper for MTP/PTP support as USB responder.
* {@hide}
*/
public class MtpServer {
private final Object mLock = new Object();
private boolean mStarted;
private static final String TAG = "MtpServer";
static {
System.loadLibrary("media_jni");
}
public MtpServer(MtpDatabase database, String storagePath, long reserveSpace) {
native_setup(database, storagePath, reserveSpace);
}
public void start() {
synchronized (mLock) {
native_start();
mStarted = true;
}
}
public void stop() {
synchronized (mLock) {
if (mStarted) {
native_stop();
mStarted = false;
}
}
}
public void sendObjectAdded(int handle) {
native_send_object_added(handle);
}
public void sendObjectRemoved(int handle) {
native_send_object_removed(handle);
}
public void setPtpMode(boolean usePtp) {
native_set_ptp_mode(usePtp);
}
// Used to disable MTP by removing all storage units.
// This is done to disable access to file transfer when the device is locked.
public void setLocked(boolean locked) {
native_set_locked(locked);
}
private native final void native_setup(MtpDatabase database, String storagePath,
long reserveSpace);
private native final void native_start();
private native final void native_stop();
private native final void native_send_object_added(int handle);
private native final void native_send_object_removed(int handle);
private native final void native_set_ptp_mode(boolean usePtp);
private native final void native_set_locked(boolean locked);
}