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/*
* 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.
*/
#ifndef _MTP_CLIENT_H
#define _MTP_CLIENT_H
#include "MtpTypes.h"
#include <utils/threads.h>
struct usb_host_context;
namespace android {
class MtpClientThread;
class MtpClient {
private:
MtpDeviceList mDeviceList;
MtpClientThread* mThread;
Condition mThreadStartCondition;
Mutex mMutex;
struct usb_host_context* mUsbHostContext;
bool mDone;
public:
MtpClient();
virtual ~MtpClient();
bool start();
void stop();
inline MtpDeviceList& getDeviceList() { return mDeviceList; }
MtpDevice* getDevice(int id);
virtual void deviceAdded(MtpDevice *device) = 0;
virtual void deviceRemoved(MtpDevice *device) = 0;
private:
// these return true if we should stop monitoring USB and clean up
bool usbDeviceAdded(const char *devname);
bool usbDeviceRemoved(const char *devname);
bool usbDiscoveryDone();
friend class MtpClientThread;
bool threadLoop();
static int usb_device_added(const char *devname, void* client_data);
static int usb_device_removed(const char *devname, void* client_data);
static int usb_discovery_done(void* client_data);
};
}; // namespace android
#endif // _MTP_CLIENT_H
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