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authorGloria Wang <gwang@google.com>2010-11-22 21:29:08 -0800
committerAndroid Git Automerger <android-git-automerger@android.com>2010-11-22 21:29:08 -0800
commit6dc4726e7fa14e4006f6790c6f1ba02cfe888870 (patch)
tree5162c29866b9b737bc3808fd196e437d8cf0c0e1 /include
parent321b630783709eeb18952c3408303489db4ea9eb (diff)
parentf798e438c3997fd3fb39538bf3e958cfdc7a477c (diff)
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am 24a90c26: am d9334934: Merge "Update of DRM Framework."
* commit '24a90c2674270fee0783bafa54fd5d845bdf0c18': Update of DRM Framework.
Diffstat (limited to 'include')
-rw-r--r--include/drm/DrmManagerClient.h12
-rw-r--r--include/drm/DrmMetadata.h111
2 files changed, 123 insertions, 0 deletions
diff --git a/include/drm/DrmManagerClient.h b/include/drm/DrmManagerClient.h
index 782ebae..e6ba3c4 100644
--- a/include/drm/DrmManagerClient.h
+++ b/include/drm/DrmManagerClient.h
@@ -25,6 +25,7 @@ namespace android {
class DrmInfo;
class DrmRights;
+class DrmMetadata;
class DrmInfoEvent;
class DrmInfoStatus;
class DrmInfoRequest;
@@ -204,6 +205,17 @@ public:
DrmConstraints* getConstraints(const String8* path, const int action);
/**
+ * Get metadata information associated with input content
+ *
+ * @param[in] path Path of the protected content
+ * @return DrmMetadata
+ * key-value pairs of metadata
+ * @note
+ * In case of error, return NULL
+ */
+ DrmMetadata* getMetadata(const String8* path);
+
+ /**
* Check whether the given mimetype or path can be handled
*
* @param[in] path Path of the content needs to be handled
diff --git a/include/drm/DrmMetadata.h b/include/drm/DrmMetadata.h
new file mode 100644
index 0000000..2c7538a
--- /dev/null
+++ b/include/drm/DrmMetadata.h
@@ -0,0 +1,111 @@
+/*
+ * 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 __DRM_METADATA_H__
+#define __DRM_METADATA_H__
+
+#include "drm_framework_common.h"
+
+namespace android {
+
+/**
+ * This is an utility class which contains the constraints information.
+ *
+ * As a result of DrmManagerClient::getMetadata(const String8*)
+ * an instance of DrmMetadata would be returned.
+ */
+class DrmMetadata {
+public:
+ /**
+ * Iterator for key
+ */
+ class KeyIterator {
+ friend class DrmMetadata;
+ private:
+ KeyIterator(DrmMetadata* drmMetadata) : mDrmMetadata(drmMetadata), mIndex(0) {}
+
+ public:
+ KeyIterator(const KeyIterator& keyIterator);
+ KeyIterator& operator=(const KeyIterator& keyIterator);
+ virtual ~KeyIterator() {}
+
+ public:
+ bool hasNext();
+ const String8& next();
+
+ private:
+ DrmMetadata* mDrmMetadata;
+ unsigned int mIndex;
+ };
+
+ /**
+ * Iterator for constraints
+ */
+ class Iterator {
+ friend class DrmMetadata;
+ private:
+ Iterator(DrmMetadata* drmMetadata) : mDrmMetadata(drmMetadata), mIndex(0) {}
+
+ public:
+ Iterator(const Iterator& iterator);
+ Iterator& operator=(const Iterator& iterator);
+ virtual ~Iterator() {}
+
+ public:
+ bool hasNext();
+ String8 next();
+
+ private:
+ DrmMetadata* mDrmMetadata;
+ unsigned int mIndex;
+ };
+
+public:
+ DrmMetadata() {}
+ virtual ~DrmMetadata() {
+ DrmMetadata::KeyIterator keyIt = this->keyIterator();
+
+ while (keyIt.hasNext()) {
+ String8 key = keyIt.next();
+ const char* value = this->getAsByteArray(&key);
+ if (NULL != value) {
+ delete[] value;
+ value = NULL;
+ }
+ }
+ mMetadataMap.clear();
+ }
+
+public:
+ int getCount(void) const;
+ status_t put(const String8* key, const char* value);
+ String8 get(const String8& key) const;
+ const char* getAsByteArray(const String8* key) const;
+ KeyIterator keyIterator();
+ Iterator iterator();
+
+private:
+ const char* getValue(const String8* key) const;
+
+private:
+ typedef KeyedVector<String8, const char*> DrmMetadataMap;
+ DrmMetadataMap mMetadataMap;
+};
+
+};
+
+#endif /* __DRM_METADATA_H__ */
+