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/*
**
** Copyright 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.
*/
//#define LOG_NDEBUG 0
#define LOG_TAG "IEffectClient"
#include <utils/Log.h>
#include <stdint.h>
#include <sys/types.h>
#include <media/IEffectClient.h>
namespace android {
enum {
CONTROL_STATUS_CHANGED = IBinder::FIRST_CALL_TRANSACTION,
ENABLE_STATUS_CHANGED,
COMMAND_EXECUTED
};
class BpEffectClient: public BpInterface<IEffectClient>
{
public:
BpEffectClient(const sp<IBinder>& impl)
: BpInterface<IEffectClient>(impl)
{
}
void controlStatusChanged(bool controlGranted)
{
ALOGV("controlStatusChanged");
Parcel data, reply;
data.writeInterfaceToken(IEffectClient::getInterfaceDescriptor());
data.writeInt32((uint32_t)controlGranted);
remote()->transact(CONTROL_STATUS_CHANGED, data, &reply, IBinder::FLAG_ONEWAY);
}
void enableStatusChanged(bool enabled)
{
ALOGV("enableStatusChanged");
Parcel data, reply;
data.writeInterfaceToken(IEffectClient::getInterfaceDescriptor());
data.writeInt32((uint32_t)enabled);
remote()->transact(ENABLE_STATUS_CHANGED, data, &reply, IBinder::FLAG_ONEWAY);
}
void commandExecuted(uint32_t cmdCode,
uint32_t cmdSize,
void *pCmdData,
uint32_t replySize,
void *pReplyData)
{
ALOGV("commandExecuted");
Parcel data, reply;
data.writeInterfaceToken(IEffectClient::getInterfaceDescriptor());
data.writeInt32(cmdCode);
int size = cmdSize;
if (pCmdData == NULL) {
size = 0;
}
data.writeInt32(size);
if (size) {
data.write(pCmdData, size);
}
size = replySize;
if (pReplyData == NULL) {
size = 0;
}
data.writeInt32(size);
if (size) {
data.write(pReplyData, size);
}
remote()->transact(COMMAND_EXECUTED, data, &reply, IBinder::FLAG_ONEWAY);
}
};
IMPLEMENT_META_INTERFACE(EffectClient, "android.media.IEffectClient");
// ----------------------------------------------------------------------
status_t BnEffectClient::onTransact(
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
switch (code) {
case CONTROL_STATUS_CHANGED: {
ALOGV("CONTROL_STATUS_CHANGED");
CHECK_INTERFACE(IEffectClient, data, reply);
bool hasControl = (bool)data.readInt32();
controlStatusChanged(hasControl);
return NO_ERROR;
} break;
case ENABLE_STATUS_CHANGED: {
ALOGV("ENABLE_STATUS_CHANGED");
CHECK_INTERFACE(IEffectClient, data, reply);
bool enabled = (bool)data.readInt32();
enableStatusChanged(enabled);
return NO_ERROR;
} break;
case COMMAND_EXECUTED: {
ALOGV("COMMAND_EXECUTED");
CHECK_INTERFACE(IEffectClient, data, reply);
uint32_t cmdCode = data.readInt32();
uint32_t cmdSize = data.readInt32();
char *cmd = NULL;
if (cmdSize) {
cmd = (char *)malloc(cmdSize);
data.read(cmd, cmdSize);
}
uint32_t replySize = data.readInt32();
char *resp = NULL;
if (replySize) {
resp = (char *)malloc(replySize);
data.read(resp, replySize);
}
commandExecuted(cmdCode, cmdSize, cmd, replySize, resp);
if (cmd) {
free(cmd);
}
if (resp) {
free(resp);
}
return NO_ERROR;
} break;
default:
return BBinder::onTransact(code, data, reply, flags);
}
}
// ----------------------------------------------------------------------------
} // namespace android
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