blob: c047eb13b133d28ee5f508cb1025e4464433defb [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.
*/
//#define LOG_NDEBUG 0
#define LOG_TAG "DrmManagerClientImpl(Native)"
#include <utils/Log.h>
#include <utils/String8.h>
#include <utils/Vector.h>
#include <binder/IServiceManager.h>
#include <cutils/properties.h>
#include "DrmManagerClientImpl.h"
#include "NoOpDrmManagerClientImpl.h"
using namespace android;
#define INVALID_VALUE (-1)
Mutex DrmManagerClientImpl::sMutex;
sp<IDrmManagerService> DrmManagerClientImpl::sDrmManagerService;
sp<DrmManagerClientImpl::DeathNotifier> DrmManagerClientImpl::sDeathNotifier;
const String8 DrmManagerClientImpl::EMPTY_STRING("");
DrmManagerClientImpl* DrmManagerClientImpl::create(
int* pUniqueId, bool isNative) {
sp<IDrmManagerService> service = getDrmManagerService();
if (service != NULL) {
*pUniqueId = getDrmManagerService()->addUniqueId(isNative);
return new DrmManagerClientImpl();
}
return new NoOpDrmManagerClientImpl();
}
void DrmManagerClientImpl::remove(int uniqueId) {
getDrmManagerService()->removeUniqueId(uniqueId);
}
const sp<IDrmManagerService>& DrmManagerClientImpl::getDrmManagerService() {
Mutex::Autolock lock(sMutex);
if (NULL == sDrmManagerService.get()) {
char value[PROPERTY_VALUE_MAX];
if (property_get("drm.service.enabled", value, NULL) == 0) {
// Drm is undefined for this device
return sDrmManagerService;
}
sp<IServiceManager> sm = defaultServiceManager();
sp<IBinder> binder;
do {
binder = sm->getService(String16("drm.drmManager"));
if (binder != 0) {
break;
}
ALOGW("DrmManagerService not published, waiting...");
struct timespec reqt;
reqt.tv_sec = 0;
reqt.tv_nsec = 500000000; //0.5 sec
nanosleep(&reqt, NULL);
} while (true);
if (NULL == sDeathNotifier.get()) {
sDeathNotifier = new DeathNotifier();
}
binder->linkToDeath(sDeathNotifier);
sDrmManagerService = interface_cast<IDrmManagerService>(binder);
}
return sDrmManagerService;
}
void DrmManagerClientImpl::addClient(int uniqueId) {
getDrmManagerService()->addClient(uniqueId);
}
void DrmManagerClientImpl::removeClient(int uniqueId) {
getDrmManagerService()->removeClient(uniqueId);
}
status_t DrmManagerClientImpl::setOnInfoListener(
int uniqueId,
const sp<DrmManagerClient::OnInfoListener>& infoListener) {
Mutex::Autolock _l(mLock);
mOnInfoListener = infoListener;
return getDrmManagerService()->setDrmServiceListener(uniqueId,
(NULL != infoListener.get()) ? this : NULL);
}
DrmConstraints* DrmManagerClientImpl::getConstraints(
int uniqueId, const String8* path, const int action) {
DrmConstraints *drmConstraints = NULL;
if ((NULL != path) && (EMPTY_STRING != *path)) {
drmConstraints =
getDrmManagerService()->getConstraints(uniqueId, path, action);
}
return drmConstraints;
}
DrmMetadata* DrmManagerClientImpl::getMetadata(int uniqueId, const String8* path) {
DrmMetadata *drmMetadata = NULL;
if ((NULL != path) && (EMPTY_STRING != *path)) {
drmMetadata = getDrmManagerService()->getMetadata(uniqueId, path);
}
return drmMetadata;
}
bool DrmManagerClientImpl::canHandle(
int uniqueId, const String8& path, const String8& mimeType) {
bool retCode = false;
if ((EMPTY_STRING != path) || (EMPTY_STRING != mimeType)) {
retCode = getDrmManagerService()->canHandle(uniqueId, path, mimeType);
}
return retCode;
}
DrmInfoStatus* DrmManagerClientImpl::processDrmInfo(
int uniqueId, const DrmInfo* drmInfo) {
DrmInfoStatus *drmInfoStatus = NULL;
if (NULL != drmInfo) {
drmInfoStatus = getDrmManagerService()->processDrmInfo(uniqueId, drmInfo);
}
return drmInfoStatus;
}
DrmInfo* DrmManagerClientImpl::acquireDrmInfo(
int uniqueId, const DrmInfoRequest* drmInfoRequest) {
DrmInfo* drmInfo = NULL;
if (NULL != drmInfoRequest) {
drmInfo = getDrmManagerService()->acquireDrmInfo(uniqueId, drmInfoRequest);
}
return drmInfo;
}
status_t DrmManagerClientImpl::saveRights(int uniqueId, const DrmRights& drmRights,
const String8& rightsPath, const String8& contentPath) {
return getDrmManagerService()->saveRights(
uniqueId, drmRights, rightsPath, contentPath);
}
String8 DrmManagerClientImpl::getOriginalMimeType(
int uniqueId, const String8& path, int fd) {
String8 mimeType = EMPTY_STRING;
if (EMPTY_STRING != path) {
mimeType = getDrmManagerService()->getOriginalMimeType(uniqueId, path, fd);
}
return mimeType;
}
int DrmManagerClientImpl::getDrmObjectType(
int uniqueId, const String8& path, const String8& mimeType) {
int drmOjectType = DrmObjectType::UNKNOWN;
if ((EMPTY_STRING != path) || (EMPTY_STRING != mimeType)) {
drmOjectType =
getDrmManagerService()->getDrmObjectType(uniqueId, path, mimeType);
}
return drmOjectType;
}
int DrmManagerClientImpl::checkRightsStatus(
int uniqueId, const String8& path, int action) {
int rightsStatus = RightsStatus::RIGHTS_INVALID;
if (EMPTY_STRING != path) {
rightsStatus =
getDrmManagerService()->checkRightsStatus(uniqueId, path, action);
}
return rightsStatus;
}
status_t DrmManagerClientImpl::consumeRights(
int uniqueId, sp<DecryptHandle> &decryptHandle,
int action, bool reserve) {
status_t status = DRM_ERROR_UNKNOWN;
if (NULL != decryptHandle.get()) {
status = getDrmManagerService()->consumeRights(
uniqueId, decryptHandle.get(), action, reserve);
}
return status;
}
status_t DrmManagerClientImpl::setPlaybackStatus(
int uniqueId, sp<DecryptHandle> &decryptHandle,
int playbackStatus, int64_t position) {
status_t status = DRM_ERROR_UNKNOWN;
if (NULL != decryptHandle.get()) {
status = getDrmManagerService()->setPlaybackStatus(
uniqueId, decryptHandle.get(), playbackStatus, position);
}
return status;
}
bool DrmManagerClientImpl::validateAction(
int uniqueId, const String8& path,
int action, const ActionDescription& description) {
bool retCode = false;
if (EMPTY_STRING != path) {
retCode = getDrmManagerService()->validateAction(
uniqueId, path, action, description);
}
return retCode;
}
status_t DrmManagerClientImpl::removeRights(int uniqueId, const String8& path) {
status_t status = DRM_ERROR_UNKNOWN;
if (EMPTY_STRING != path) {
status = getDrmManagerService()->removeRights(uniqueId, path);
}
return status;
}
status_t DrmManagerClientImpl::removeAllRights(int uniqueId) {
return getDrmManagerService()->removeAllRights(uniqueId);
}
int DrmManagerClientImpl::openConvertSession(
int uniqueId, const String8& mimeType) {
int retCode = INVALID_VALUE;
if (EMPTY_STRING != mimeType) {
retCode = getDrmManagerService()->openConvertSession(uniqueId, mimeType);
}
return retCode;
}
DrmConvertedStatus* DrmManagerClientImpl::convertData(
int uniqueId, int convertId, const DrmBuffer* inputData) {
DrmConvertedStatus* drmConvertedStatus = NULL;
if (NULL != inputData) {
drmConvertedStatus =
getDrmManagerService()->convertData(uniqueId, convertId, inputData);
}
return drmConvertedStatus;
}
DrmConvertedStatus* DrmManagerClientImpl::closeConvertSession(
int uniqueId, int convertId) {
return getDrmManagerService()->closeConvertSession(uniqueId, convertId);
}
status_t DrmManagerClientImpl::getAllSupportInfo(
int uniqueId, int* length, DrmSupportInfo** drmSupportInfoArray) {
status_t status = DRM_ERROR_UNKNOWN;
if ((NULL != drmSupportInfoArray) && (NULL != length)) {
status = getDrmManagerService()->getAllSupportInfo(
uniqueId, length, drmSupportInfoArray);
}
return status;
}
sp<DecryptHandle> DrmManagerClientImpl::openDecryptSession(
int uniqueId, int fd, off64_t offset,
off64_t length, const char* mime) {
return getDrmManagerService()->openDecryptSession(
uniqueId, fd, offset, length, mime);
}
sp<DecryptHandle> DrmManagerClientImpl::openDecryptSession(
int uniqueId, const char* uri, const char* mime) {
DecryptHandle* handle = NULL;
if (NULL != uri) {
handle = getDrmManagerService()->openDecryptSession(uniqueId, uri, mime);
}
return handle;
}
sp<DecryptHandle> DrmManagerClientImpl::openDecryptSession(
int uniqueId, const DrmBuffer& buf, const String8& mimeType) {
return getDrmManagerService()->openDecryptSession(uniqueId, buf, mimeType);
}
status_t DrmManagerClientImpl::closeDecryptSession(
int uniqueId, sp<DecryptHandle> &decryptHandle) {
status_t status = DRM_ERROR_UNKNOWN;
if (NULL != decryptHandle.get()) {
status = getDrmManagerService()->closeDecryptSession(
uniqueId, decryptHandle.get());
}
return status;
}
status_t DrmManagerClientImpl::initializeDecryptUnit(
int uniqueId, sp<DecryptHandle> &decryptHandle,
int decryptUnitId, const DrmBuffer* headerInfo) {
status_t status = DRM_ERROR_UNKNOWN;
if ((NULL != decryptHandle.get()) && (NULL != headerInfo)) {
status = getDrmManagerService()->initializeDecryptUnit(
uniqueId, decryptHandle.get(), decryptUnitId, headerInfo);
}
return status;
}
status_t DrmManagerClientImpl::decrypt(
int uniqueId, sp<DecryptHandle> &decryptHandle,
int decryptUnitId, const DrmBuffer* encBuffer,
DrmBuffer** decBuffer, DrmBuffer* IV) {
status_t status = DRM_ERROR_UNKNOWN;
if ((NULL != decryptHandle.get()) && (NULL != encBuffer)
&& (NULL != decBuffer) && (NULL != *decBuffer)) {
status = getDrmManagerService()->decrypt(
uniqueId, decryptHandle.get(), decryptUnitId,
encBuffer, decBuffer, IV);
}
return status;
}
status_t DrmManagerClientImpl::finalizeDecryptUnit(
int uniqueId, sp<DecryptHandle> &decryptHandle, int decryptUnitId) {
status_t status = DRM_ERROR_UNKNOWN;
if (NULL != decryptHandle.get()) {
status = getDrmManagerService()->finalizeDecryptUnit(
uniqueId, decryptHandle.get(), decryptUnitId);
}
return status;
}
ssize_t DrmManagerClientImpl::pread(int uniqueId, sp<DecryptHandle> &decryptHandle,
void* buffer, ssize_t numBytes, off64_t offset) {
ssize_t retCode = INVALID_VALUE;
if ((NULL != decryptHandle.get()) && (NULL != buffer) && (0 < numBytes)) {
retCode = getDrmManagerService()->pread(
uniqueId, decryptHandle.get(), buffer, numBytes, offset);
}
return retCode;
}
status_t DrmManagerClientImpl::notify(const DrmInfoEvent& event) {
if (NULL != mOnInfoListener.get()) {
Mutex::Autolock _l(mLock);
sp<DrmManagerClient::OnInfoListener> listener = mOnInfoListener;
listener->onInfo(event);
}
return DRM_NO_ERROR;
}
DrmManagerClientImpl::DeathNotifier::~DeathNotifier() {
Mutex::Autolock lock(sMutex);
if (NULL != sDrmManagerService.get()) {
IInterface::asBinder(sDrmManagerService)->unlinkToDeath(this);
}
}
void DrmManagerClientImpl::DeathNotifier::binderDied(
const wp<IBinder>& /* who */) {
Mutex::Autolock lock(sMutex);
DrmManagerClientImpl::sDrmManagerService.clear();
ALOGW("DrmManager server died!");
}