MockDrmCryptoPlugin.h revision c2320223222fe4507b6d67f6b8b4001d26c77a9c 
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(String8 const &certType,
80                                     String8 const &certAuthority,
81                                     Vector<uint8_t> &request,
82                                     String8 &defaultUrl);
83
84        status_t provideProvisionResponse(Vector<uint8_t> const &response,
85                                          Vector<uint8_t> &certificate,
86                                          Vector<uint8_t> &wrappedKey);
87
88        status_t unprovisionDevice();
89
90        status_t getSecureStops(List<Vector<uint8_t> > &secureStops);
91        status_t releaseSecureStops(Vector<uint8_t> const &ssRelease);
92
93        status_t getPropertyString(String8 const &name, String8 &value ) const;
94        status_t getPropertyByteArray(String8 const &name,
95                                              Vector<uint8_t> &value ) const;
96
97        status_t setPropertyString(String8 const &name,
98                                   String8 const &value );
99        status_t setPropertyByteArray(String8 const &name,
100                                      Vector<uint8_t> const &value );
101
102        status_t setCipherAlgorithm(Vector<uint8_t> const &sessionId,
103                                    String8 const &algorithm);
104
105        status_t setMacAlgorithm(Vector<uint8_t> const &sessionId,
106                                 String8 const &algorithm);
107
108        status_t encrypt(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 decrypt(Vector<uint8_t> const &sessionId,
115                         Vector<uint8_t> const &keyId,
116                         Vector<uint8_t> const &input,
117                         Vector<uint8_t> const &iv,
118                         Vector<uint8_t> &output);
119
120        status_t sign(Vector<uint8_t> const &sessionId,
121                      Vector<uint8_t> const &keyId,
122                      Vector<uint8_t> const &message,
123                      Vector<uint8_t> &signature);
124
125        status_t verify(Vector<uint8_t> const &sessionId,
126                        Vector<uint8_t> const &keyId,
127                        Vector<uint8_t> const &message,
128                        Vector<uint8_t> const &signature,
129                        bool &match);
130
131        status_t signRSA(Vector<uint8_t> const &sessionId,
132                         String8 const &algorithm,
133                         Vector<uint8_t> const &message,
134                         Vector<uint8_t> const &wrappedKey,
135                         Vector<uint8_t> &signature);
136
137    private:
138        String8 vectorToString(Vector<uint8_t> const &vector) const;
139        String8 arrayToString(uint8_t const *array, size_t len) const;
140        String8 stringMapToString(KeyedVector<String8, String8> map) const;
141
142        SortedVector<Vector<uint8_t> > mSessions;
143        SortedVector<Vector<uint8_t> > mKeySets;
144
145        static const ssize_t kNotFound = -1;
146        ssize_t findSession(Vector<uint8_t> const &sessionId) const;
147        ssize_t findKeySet(Vector<uint8_t> const &keySetId) const;
148
149        Mutex mLock;
150        KeyedVector<String8, String8> mStringProperties;
151        KeyedVector<String8, Vector<uint8_t> > mByteArrayProperties;
152    };
153
154
155    class MockCryptoPlugin : public CryptoPlugin {
156
157        bool requiresSecureDecoderComponent(const char *mime) const;
158
159        ssize_t decrypt(bool secure,
160            const uint8_t key[16], const uint8_t iv[16],
161            Mode mode, const void *srcPtr,
162            const SubSample *subSamples, size_t numSubSamples,
163            void *dstPtr, AString *errorDetailMsg);
164    private:
165        String8 subSamplesToString(CryptoPlugin::SubSample const *subSamples, size_t numSubSamples) const;
166        String8 arrayToString(uint8_t const *array, size_t len) const;
167    };
168};
169