blob: 9f5044a5cf9f3f1ab6278d450c7929099dcf2441 [file] [log] [blame]
/*
* Copyright (c) 2014 The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <utils/Log.h>
#include <binder/Parcel.h>
#include "IQHDMIClient.h"
using namespace android;
namespace qClient {
enum {
HDMI_CONNECTED = IBinder::FIRST_CALL_TRANSACTION,
CEC_MESSAGE_RECEIVED
};
class BpQHDMIClient : public BpInterface<IQHDMIClient>
{
public:
BpQHDMIClient(const sp<IBinder>& impl)
:BpInterface<IQHDMIClient>(impl)
{
}
void onHdmiHotplug(int connected)
{
Parcel data, reply;
data.writeInterfaceToken(IQHDMIClient::getInterfaceDescriptor());
data.writeInt32(connected);
remote()->transact(HDMI_CONNECTED, data, &reply, IBinder::FLAG_ONEWAY);
}
void onCECMessageRecieved(char *msg, ssize_t len)
{
Parcel data, reply;
data.writeInterfaceToken(IQHDMIClient::getInterfaceDescriptor());
data.writeInt32((int32_t)len);
void *buf = data.writeInplace(len);
if (buf != NULL)
memcpy(buf, msg, len);
remote()->transact(CEC_MESSAGE_RECEIVED, data, &reply,
IBinder::FLAG_ONEWAY);
}
};
IMPLEMENT_META_INTERFACE(QHDMIClient,
"android.display.IQHDMIClient");
status_t BnQHDMIClient::onTransact(uint32_t code, const Parcel& data,
Parcel* reply, uint32_t flags)
{
switch(code) {
case HDMI_CONNECTED: {
CHECK_INTERFACE(IQHDMIClient, data, reply);
int connected = data.readInt32();
onHdmiHotplug(connected);
return NO_ERROR;
}
case CEC_MESSAGE_RECEIVED: {
CHECK_INTERFACE(IQHDMIClient, data, reply);
ssize_t len = data.readInt32();
const void* msg;
if(len >= 0 && len <= (ssize_t) data.dataAvail()) {
msg = data.readInplace(len);
} else {
msg = NULL;
len = 0;
}
if (msg != NULL)
onCECMessageRecieved((char*) msg, len);
return NO_ERROR;
}
default: {
return BBinder::onTransact(code, data, reply, flags);
}
}
}
}; //namespace qClient