63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
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/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef CLEARKEY_JSON_WEB_KEY_H_
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#define CLEARKEY_JSON_WEB_KEY_H_
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#include <media/stagefright/foundation/ABase.h>
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#include <utils/KeyedVector.h>
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#include <utils/String8.h>
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#include <utils/StrongPointer.h>
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#include "jsmn.h"
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#include "Utils.h"
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#include "ClearKeyTypes.h"
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namespace clearkeydrm {
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using android::KeyedVector;
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using android::sp;
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using android::String8;
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using android::Vector;
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class JsonWebKey {
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public:
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JsonWebKey();
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virtual ~JsonWebKey();
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bool extractKeysFromJsonWebKeySet(const String8& jsonWebKeySet,
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KeyMap* keys);
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private:
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Vector<jsmntok_t> mJsmnTokens;
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Vector<String8> mJsonObjects;
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Vector<String8> mTokens;
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bool decodeBase64String(const String8& encodedText,
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Vector<uint8_t>* decodedText);
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bool findKey(const String8& jsonObject, String8* keyId,
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String8* encodedKey);
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void findValue(const String8 &key, String8* value);
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bool isJsonWebKeySet(const String8& jsonObject) const;
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bool parseJsonObject(const String8& jsonObject, Vector<String8>* tokens);
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bool parseJsonWebKeySet(const String8& jsonWebKeySet, Vector<String8>* jsonObjects);
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DISALLOW_EVIL_CONSTRUCTORS(JsonWebKey);
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};
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} // namespace clearkeydrm
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#endif // CLEARKEY_JSON_WEB_KEY_H_
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