1 files changed, 308 insertions, 0 deletions
diff --git a/drm/drmserver/DrmManagerService.cpp b/drm/drmserver/DrmManagerService.cpp
new file mode 100644
index 0000000..8ba0203
--- /dev/null
+++ b/drm/drmserver/DrmManagerService.cpp
@@ -0,0 +1,308 @@
+/*
+ * 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 "DrmManagerService(Native)"
+#include <utils/Log.h>
+
+#include <private/android_filesystem_config.h>
+#include <media/MemoryLeakTrackUtil.h>
+
+#include <errno.h>
+#include <utils/threads.h>
+#include <binder/IServiceManager.h>
+#include <binder/IPCThreadState.h>
+#include <sys/stat.h>
+#include "DrmManagerService.h"
+#include "DrmManager.h"
+
+using namespace android;
+
+static Vector<uid_t> trustedUids;
+
+static bool isProtectedCallAllowed() {
+    // TODO
+    // Following implementation is just for reference.
+    // Each OEM manufacturer should implement/replace with their own solutions.
+    bool result = false;
+
+    IPCThreadState* ipcState = IPCThreadState::self();
+    uid_t uid = ipcState->getCallingUid();
+
+    for (unsigned int i = 0; i < trustedUids.size(); ++i) {
+        if (trustedUids[i] == uid) {
+            result = true;
+            break;
+        }
+    }
+    return result;
+}
+
+void DrmManagerService::instantiate() {
+    ALOGV("instantiate");
+    defaultServiceManager()->addService(String16("drm.drmManager"), new DrmManagerService());
+
+    if (0 >= trustedUids.size()) {
+        // TODO
+        // Following implementation is just for reference.
+        // Each OEM manufacturer should implement/replace with their own solutions.
+
+        // Add trusted uids here
+        trustedUids.push(AID_MEDIA);
+    }
+}
+
+DrmManagerService::DrmManagerService() :
+        mDrmManager(NULL) {
+    ALOGV("created");
+    mDrmManager = new DrmManager();
+    mDrmManager->loadPlugIns();
+}
+
+DrmManagerService::~DrmManagerService() {
+    ALOGV("Destroyed");
+    mDrmManager->unloadPlugIns();
+    delete mDrmManager; mDrmManager = NULL;
+}
+
+int DrmManagerService::addUniqueId(bool isNative) {
+    return mDrmManager->addUniqueId(isNative);
+}
+
+void DrmManagerService::removeUniqueId(int uniqueId) {
+    mDrmManager->removeUniqueId(uniqueId);
+}
+
+void DrmManagerService::addClient(int uniqueId) {
+    mDrmManager->addClient(uniqueId);
+}
+
+void DrmManagerService::removeClient(int uniqueId) {
+    mDrmManager->removeClient(uniqueId);
+}
+
+status_t DrmManagerService::setDrmServiceListener(
+            int uniqueId, const sp<IDrmServiceListener>& drmServiceListener) {
+    ALOGV("Entering setDrmServiceListener");
+    mDrmManager->setDrmServiceListener(uniqueId, drmServiceListener);
+    return DRM_NO_ERROR;
+}
+
+status_t DrmManagerService::installDrmEngine(int uniqueId, const String8& drmEngineFile) {
+    ALOGV("Entering installDrmEngine");
+    return mDrmManager->installDrmEngine(uniqueId, drmEngineFile);
+}
+
+DrmConstraints* DrmManagerService::getConstraints(
+            int uniqueId, const String8* path, const int action) {
+    ALOGV("Entering getConstraints from content");
+    return mDrmManager->getConstraints(uniqueId, path, action);
+}
+
+DrmMetadata* DrmManagerService::getMetadata(int uniqueId, const String8* path) {
+    ALOGV("Entering getMetadata from content");
+    return mDrmManager->getMetadata(uniqueId, path);
+}
+
+bool DrmManagerService::canHandle(int uniqueId, const String8& path, const String8& mimeType) {
+    ALOGV("Entering canHandle");
+    return mDrmManager->canHandle(uniqueId, path, mimeType);
+}
+
+DrmInfoStatus* DrmManagerService::processDrmInfo(int uniqueId, const DrmInfo* drmInfo) {
+    ALOGV("Entering processDrmInfo");
+    return mDrmManager->processDrmInfo(uniqueId, drmInfo);
+}
+
+DrmInfo* DrmManagerService::acquireDrmInfo(int uniqueId, const DrmInfoRequest* drmInfoRequest) {
+    ALOGV("Entering acquireDrmInfo");
+    return mDrmManager->acquireDrmInfo(uniqueId, drmInfoRequest);
+}
+
+status_t DrmManagerService::saveRights(
+            int uniqueId, const DrmRights& drmRights,
+            const String8& rightsPath, const String8& contentPath) {
+    ALOGV("Entering saveRights");
+    return mDrmManager->saveRights(uniqueId, drmRights, rightsPath, contentPath);
+}
+
+String8 DrmManagerService::getOriginalMimeType(int uniqueId, const String8& path) {
+    ALOGV("Entering getOriginalMimeType");
+    return mDrmManager->getOriginalMimeType(uniqueId, path);
+}
+
+int DrmManagerService::getDrmObjectType(
+           int uniqueId, const String8& path, const String8& mimeType) {
+    ALOGV("Entering getDrmObjectType");
+    return mDrmManager->getDrmObjectType(uniqueId, path, mimeType);
+}
+
+int DrmManagerService::checkRightsStatus(
+            int uniqueId, const String8& path, int action) {
+    ALOGV("Entering checkRightsStatus");
+    return mDrmManager->checkRightsStatus(uniqueId, path, action);
+}
+
+status_t DrmManagerService::consumeRights(
+            int uniqueId, DecryptHandle* decryptHandle, int action, bool reserve) {
+    ALOGV("Entering consumeRights");
+    if (!isProtectedCallAllowed()) {
+        return DRM_ERROR_NO_PERMISSION;
+    }
+    return mDrmManager->consumeRights(uniqueId, decryptHandle, action, reserve);
+}
+
+status_t DrmManagerService::setPlaybackStatus(
+            int uniqueId, DecryptHandle* decryptHandle, int playbackStatus, int64_t position) {
+    ALOGV("Entering setPlaybackStatus");
+    if (!isProtectedCallAllowed()) {
+        return DRM_ERROR_NO_PERMISSION;
+    }
+    return mDrmManager->setPlaybackStatus(uniqueId, decryptHandle, playbackStatus, position);
+}
+
+bool DrmManagerService::validateAction(
+            int uniqueId, const String8& path,
+            int action, const ActionDescription& description) {
+    ALOGV("Entering validateAction");
+    return mDrmManager->validateAction(uniqueId, path, action, description);
+}
+
+status_t DrmManagerService::removeRights(int uniqueId, const String8& path) {
+    ALOGV("Entering removeRights");
+    return mDrmManager->removeRights(uniqueId, path);
+}
+
+status_t DrmManagerService::removeAllRights(int uniqueId) {
+    ALOGV("Entering removeAllRights");
+    return mDrmManager->removeAllRights(uniqueId);
+}
+
+int DrmManagerService::openConvertSession(int uniqueId, const String8& mimeType) {
+    ALOGV("Entering openConvertSession");
+    return mDrmManager->openConvertSession(uniqueId, mimeType);
+}
+
+DrmConvertedStatus* DrmManagerService::convertData(
+            int uniqueId, int convertId, const DrmBuffer* inputData) {
+    ALOGV("Entering convertData");
+    return mDrmManager->convertData(uniqueId, convertId, inputData);
+}
+
+DrmConvertedStatus* DrmManagerService::closeConvertSession(int uniqueId, int convertId) {
+    ALOGV("Entering closeConvertSession");
+    return mDrmManager->closeConvertSession(uniqueId, convertId);
+}
+
+status_t DrmManagerService::getAllSupportInfo(
+            int uniqueId, int* length, DrmSupportInfo** drmSupportInfoArray) {
+    ALOGV("Entering getAllSupportInfo");
+    return mDrmManager->getAllSupportInfo(uniqueId, length, drmSupportInfoArray);
+}
+
+DecryptHandle* DrmManagerService::openDecryptSession(
+            int uniqueId, int fd, off64_t offset, off64_t length, const char* mime) {
+    ALOGV("Entering DrmManagerService::openDecryptSession");
+    if (isProtectedCallAllowed()) {
+        return mDrmManager->openDecryptSession(uniqueId, fd, offset, length, mime);
+    }
+
+    return NULL;
+}
+
+DecryptHandle* DrmManagerService::openDecryptSession(
+            int uniqueId, const char* uri, const char* mime) {
+    ALOGV("Entering DrmManagerService::openDecryptSession with uri");
+    if (isProtectedCallAllowed()) {
+        return mDrmManager->openDecryptSession(uniqueId, uri, mime);
+    }
+
+    return NULL;
+}
+
+status_t DrmManagerService::closeDecryptSession(int uniqueId, DecryptHandle* decryptHandle) {
+    ALOGV("Entering closeDecryptSession");
+    if (!isProtectedCallAllowed()) {
+        return DRM_ERROR_NO_PERMISSION;
+    }
+    return mDrmManager->closeDecryptSession(uniqueId, decryptHandle);
+}
+
+status_t DrmManagerService::initializeDecryptUnit(int uniqueId, DecryptHandle* decryptHandle,
+            int decryptUnitId, const DrmBuffer* headerInfo) {
+    ALOGV("Entering initializeDecryptUnit");
+    if (!isProtectedCallAllowed()) {
+        return DRM_ERROR_NO_PERMISSION;
+    }
+    return mDrmManager->initializeDecryptUnit(uniqueId,decryptHandle, decryptUnitId, headerInfo);
+}
+
+status_t DrmManagerService::decrypt(
+            int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId,
+            const DrmBuffer* encBuffer, DrmBuffer** decBuffer, DrmBuffer* IV) {
+    ALOGV("Entering decrypt");
+    if (!isProtectedCallAllowed()) {
+        return DRM_ERROR_NO_PERMISSION;
+    }
+    return mDrmManager->decrypt(uniqueId, decryptHandle, decryptUnitId, encBuffer, decBuffer, IV);
+}
+
+status_t DrmManagerService::finalizeDecryptUnit(
+            int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId) {
+    ALOGV("Entering finalizeDecryptUnit");
+    if (!isProtectedCallAllowed()) {
+        return DRM_ERROR_NO_PERMISSION;
+    }
+    return mDrmManager->finalizeDecryptUnit(uniqueId, decryptHandle, decryptUnitId);
+}
+
+ssize_t DrmManagerService::pread(int uniqueId, DecryptHandle* decryptHandle,
+            void* buffer, ssize_t numBytes, off64_t offset) {
+    ALOGV("Entering pread");
+    if (!isProtectedCallAllowed()) {
+        return DRM_ERROR_NO_PERMISSION;
+    }
+    return mDrmManager->pread(uniqueId, decryptHandle, buffer, numBytes, offset);
+}
+
+status_t DrmManagerService::dump(int fd, const Vector<String16>& args)
+{
+    const size_t SIZE = 256;
+    char buffer[SIZE];
+    String8 result;
+    if (checkCallingPermission(String16("android.permission.DUMP")) == false) {
+        snprintf(buffer, SIZE, "Permission Denial: "
+                "can't dump DrmManagerService from pid=%d, uid=%d\n",
+                IPCThreadState::self()->getCallingPid(),
+                IPCThreadState::self()->getCallingUid());
+        result.append(buffer);
+    } else {
+#if DRM_MEMORY_LEAK_TRACK
+        bool dumpMem = false;
+        for (size_t i = 0; i < args.size(); i++) {
+            if (args[i] == String16("-m")) {
+                dumpMem = true;
+            }
+        }
+        if (dumpMem) {
+            dumpMemoryAddresses(fd);
+        }
+#endif
+    }
+    write(fd, result.string(), result.size());
+    return NO_ERROR;
+}
+