MockDrmCryptoPlugin.h revision 4c63a239c404af1e055e5f9939939ab0fd09d98a 
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        status_t createDrmPlugin(const uint8_t uuid[16], DrmPlugin **plugin);
36    };
37
38    class MockCryptoFactory : public CryptoFactory {
39    public:
40        MockCryptoFactory() {}
41        virtual ~MockCryptoFactory() {}
42
43        bool isCryptoSchemeSupported(const uint8_t uuid[16]) const;
44        status_t createPlugin(
45            const uint8_t uuid[16], const void *data, size_t size,
46            CryptoPlugin **plugin);
47    };
48
49
50
51    class MockDrmPlugin : public DrmPlugin {
52    public:
53        MockDrmPlugin() {}
54        virtual ~MockDrmPlugin() {}
55
56        // from DrmPlugin
57        status_t openSession(Vector<uint8_t> &sessionId);
58        status_t closeSession(Vector<uint8_t> const &sessionId);
59
60        status_t getKeyRequest(Vector<uint8_t> const &sessionId,
61                               Vector<uint8_t> const &initData,
62                               String8 const &mimeType, KeyType keyType,
63                               KeyedVector<String8, String8> const &optionalParameters,
64                               Vector<uint8_t> &request, String8 &defaultUrl);
65
66        status_t provideKeyResponse(Vector<uint8_t> const &sessionId,
67                                    Vector<uint8_t> const &response,
68                                    Vector<uint8_t> &keySetId);
69
70        status_t removeKeys(Vector<uint8_t> const &keySetId);
71
72        status_t restoreKeys(Vector<uint8_t> const &sessionId,
73                             Vector<uint8_t> const &keySetId);
74
75        status_t queryKeyStatus(Vector<uint8_t> const &sessionId,
76                                KeyedVector<String8, String8> &infoMap) const;
77
78        status_t getProvisionRequest(Vector<uint8_t> &request,
79                                             String8 &defaultUrl);
80
81        status_t provideProvisionResponse(Vector<uint8_t> const &response);
82
83        status_t getSecureStops(List<Vector<uint8_t> > &secureStops);
84        status_t releaseSecureStops(Vector<uint8_t> const &ssRelease);
85
86        status_t getPropertyString(String8 const &name, String8 &value ) const;
87        status_t getPropertyByteArray(String8 const &name,
88                                              Vector<uint8_t> &value ) const;
89
90        status_t setPropertyString(String8 const &name,
91                                   String8 const &value );
92        status_t setPropertyByteArray(String8 const &name,
93                                      Vector<uint8_t> const &value );
94
95        status_t setCipherAlgorithm(Vector<uint8_t> const &sessionId,
96                                    String8 const &algorithm);
97
98        status_t setMacAlgorithm(Vector<uint8_t> const &sessionId,
99                                 String8 const &algorithm);
100
101        status_t encrypt(Vector<uint8_t> const &sessionId,
102                         Vector<uint8_t> const &keyId,
103                         Vector<uint8_t> const &input,
104                         Vector<uint8_t> const &iv,
105                         Vector<uint8_t> &output);
106
107        status_t decrypt(Vector<uint8_t> const &sessionId,
108                         Vector<uint8_t> const &keyId,
109                         Vector<uint8_t> const &input,
110                         Vector<uint8_t> const &iv,
111                         Vector<uint8_t> &output);
112
113        status_t sign(Vector<uint8_t> const &sessionId,
114                      Vector<uint8_t> const &keyId,
115                      Vector<uint8_t> const &message,
116                      Vector<uint8_t> &signature);
117
118        status_t verify(Vector<uint8_t> const &sessionId,
119                        Vector<uint8_t> const &keyId,
120                        Vector<uint8_t> const &message,
121                        Vector<uint8_t> const &signature,
122                        bool &match);
123
124    private:
125        String8 vectorToString(Vector<uint8_t> const &vector) const;
126        String8 arrayToString(uint8_t const *array, size_t len) const;
127        String8 stringMapToString(KeyedVector<String8, String8> map) const;
128
129        SortedVector<Vector<uint8_t> > mSessions;
130        SortedVector<Vector<uint8_t> > mKeySets;
131
132        static const ssize_t kNotFound = -1;
133        ssize_t findSession(Vector<uint8_t> const &sessionId) const;
134        ssize_t findKeySet(Vector<uint8_t> const &keySetId) const;
135
136        Mutex mLock;
137        KeyedVector<String8, String8> mStringProperties;
138        KeyedVector<String8, Vector<uint8_t> > mByteArrayProperties;
139    };
140
141
142    class MockCryptoPlugin : public CryptoPlugin {
143
144        bool requiresSecureDecoderComponent(const char *mime) const;
145
146        ssize_t decrypt(bool secure,
147            const uint8_t key[16], const uint8_t iv[16],
148            Mode mode, const void *srcPtr,
149            const SubSample *subSamples, size_t numSubSamples,
150            void *dstPtr, AString *errorDetailMsg);
151    private:
152        String8 subSamplesToString(CryptoPlugin::SubSample const *subSamples, size_t numSubSamples) const;
153        String8 arrayToString(uint8_t const *array, size_t len) const;
154    };
155};
156