MockDrmCryptoPlugin.h revision 9cf69e0fc110f17c28e988ed0f9bf91abfaf710d
1/*
2 * Copyright (C) 2013 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include <utils/Mutex.h>
18
19#include "drm/DrmAPI.h"
20#include "hardware/CryptoAPI.h"
21
22extern "C" {
23      android::DrmFactory *createDrmFactory();
24      android::CryptoFactory *createCryptoFactory();
25}
26
27namespace android {
28
29    class MockDrmFactory : public DrmFactory {
30    public:
31        MockDrmFactory() {}
32        virtual ~MockDrmFactory() {}
33
34        bool isCryptoSchemeSupported(const uint8_t uuid[16]);
35        bool isContentTypeSupported(const String8 &mimeType);
36        status_t createDrmPlugin(const uint8_t uuid[16], DrmPlugin **plugin);
37    };
38
39    class MockCryptoFactory : public CryptoFactory {
40    public:
41        MockCryptoFactory() {}
42        virtual ~MockCryptoFactory() {}
43
44        bool isCryptoSchemeSupported(const uint8_t uuid[16]) const;
45        status_t createPlugin(
46            const uint8_t uuid[16], const void *data, size_t size,
47            CryptoPlugin **plugin);
48    };
49
50
51
52    class MockDrmPlugin : public DrmPlugin {
53    public:
54        MockDrmPlugin() {}
55        virtual ~MockDrmPlugin() {}
56
57        // from DrmPlugin
58        status_t openSession(Vector<uint8_t> &sessionId);
59        status_t closeSession(Vector<uint8_t> const &sessionId);
60
61        status_t getKeyRequest(Vector<uint8_t> const &sessionId,
62                               Vector<uint8_t> const &initData,
63                               String8 const &mimeType, KeyType keyType,
64                               KeyedVector<String8, String8> const &optionalParameters,
65                               Vector<uint8_t> &request, String8 &defaultUrl);
66
67        status_t provideKeyResponse(Vector<uint8_t> const &sessionId,
68                                    Vector<uint8_t> const &response,
69                                    Vector<uint8_t> &keySetId);
70
71        status_t removeKeys(Vector<uint8_t> const &keySetId);
72
73        status_t restoreKeys(Vector<uint8_t> const &sessionId,
74                             Vector<uint8_t> const &keySetId);
75
76        status_t queryKeyStatus(Vector<uint8_t> const &sessionId,
77                                KeyedVector<String8, String8> &infoMap) const;
78
79        status_t getProvisionRequest(Vector<uint8_t> &request,
80                                             String8 &defaultUrl);
81
82        status_t provideProvisionResponse(Vector<uint8_t> const &response);
83
84        status_t getSecureStops(List<Vector<uint8_t> > &secureStops);
85        status_t releaseSecureStops(Vector<uint8_t> const &ssRelease);
86
87        status_t getPropertyString(String8 const &name, String8 &value ) const;
88        status_t getPropertyByteArray(String8 const &name,
89                                              Vector<uint8_t> &value ) const;
90
91        status_t setPropertyString(String8 const &name,
92                                   String8 const &value );
93        status_t setPropertyByteArray(String8 const &name,
94                                      Vector<uint8_t> const &value );
95
96        status_t setCipherAlgorithm(Vector<uint8_t> const &sessionId,
97                                    String8 const &algorithm);
98
99        status_t setMacAlgorithm(Vector<uint8_t> const &sessionId,
100                                 String8 const &algorithm);
101
102        status_t encrypt(Vector<uint8_t> const &sessionId,
103                         Vector<uint8_t> const &keyId,
104                         Vector<uint8_t> const &input,
105                         Vector<uint8_t> const &iv,
106                         Vector<uint8_t> &output);
107
108        status_t decrypt(Vector<uint8_t> const &sessionId,
109                         Vector<uint8_t> const &keyId,
110                         Vector<uint8_t> const &input,
111                         Vector<uint8_t> const &iv,
112                         Vector<uint8_t> &output);
113
114        status_t sign(Vector<uint8_t> const &sessionId,
115                      Vector<uint8_t> const &keyId,
116                      Vector<uint8_t> const &message,
117                      Vector<uint8_t> &signature);
118
119        status_t verify(Vector<uint8_t> const &sessionId,
120                        Vector<uint8_t> const &keyId,
121                        Vector<uint8_t> const &message,
122                        Vector<uint8_t> const &signature,
123                        bool &match);
124
125    private:
126        String8 vectorToString(Vector<uint8_t> const &vector) const;
127        String8 arrayToString(uint8_t const *array, size_t len) const;
128        String8 stringMapToString(KeyedVector<String8, String8> map) const;
129
130        SortedVector<Vector<uint8_t> > mSessions;
131        SortedVector<Vector<uint8_t> > mKeySets;
132
133        static const ssize_t kNotFound = -1;
134        ssize_t findSession(Vector<uint8_t> const &sessionId) const;
135        ssize_t findKeySet(Vector<uint8_t> const &keySetId) const;
136
137        Mutex mLock;
138        KeyedVector<String8, String8> mStringProperties;
139        KeyedVector<String8, Vector<uint8_t> > mByteArrayProperties;
140    };
141
142
143    class MockCryptoPlugin : public CryptoPlugin {
144
145        bool requiresSecureDecoderComponent(const char *mime) const;
146
147        ssize_t decrypt(bool secure,
148            const uint8_t key[16], const uint8_t iv[16],
149            Mode mode, const void *srcPtr,
150            const SubSample *subSamples, size_t numSubSamples,
151            void *dstPtr, AString *errorDetailMsg);
152    private:
153        String8 subSamplesToString(CryptoPlugin::SubSample const *subSamples, size_t numSubSamples) const;
154        String8 arrayToString(uint8_t const *array, size_t len) const;
155    };
156};
157