1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
|
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef WidevineDecryptor_h_
#define WidevineDecryptor_h_
#include "stddef.h"
#include "content_decryption_module.h"
#include "gmp-api/gmp-decryption.h"
#include "mozilla/RefPtr.h"
#include "WidevineUtils.h"
#include <map>
namespace mozilla {
class WidevineDecryptor : public GMPDecryptor
, public cdm::Host_9
{
public:
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(WidevineDecryptor)
WidevineDecryptor();
void SetCDM(RefPtr<CDMWrapper> aCDM, uint32_t aDecryptorId);
static RefPtr<CDMWrapper> GetInstance(uint32_t aDecryptorId);
// GMPDecryptor
void Init(GMPDecryptorCallback* aCallback,
bool aDistinctiveIdentifierRequired,
bool aPersistentStateRequired) override;
void CreateSession(uint32_t aCreateSessionToken,
uint32_t aPromiseId,
const char* aInitDataType,
uint32_t aInitDataTypeSize,
const uint8_t* aInitData,
uint32_t aInitDataSize,
GMPSessionType aSessionType) override;
void LoadSession(uint32_t aPromiseId,
const char* aSessionId,
uint32_t aSessionIdLength) override;
void UpdateSession(uint32_t aPromiseId,
const char* aSessionId,
uint32_t aSessionIdLength,
const uint8_t* aResponse,
uint32_t aResponseSize) override;
void CloseSession(uint32_t aPromiseId,
const char* aSessionId,
uint32_t aSessionIdLength) override;
void RemoveSession(uint32_t aPromiseId,
const char* aSessionId,
uint32_t aSessionIdLength) override;
void SetServerCertificate(uint32_t aPromiseId,
const uint8_t* aServerCert,
uint32_t aServerCertSize) override;
void Decrypt(GMPBuffer* aBuffer,
GMPEncryptedBufferMetadata* aMetadata) override;
void DecryptingComplete() override;
// cdm::Host_9 implementation
cdm::Buffer* Allocate(uint32_t aCapacity) override;
void SetTimer(int64_t aDelayMs, void* aContext) override;
cdm::Time GetCurrentWallTime() override;
// cdm::Host_9 interface
void OnResolveKeyStatusPromise(uint32_t aPromiseId,
cdm::KeyStatus aKeyStatus) override;
void OnResolveNewSessionPromise(uint32_t aPromiseId,
const char* aSessionId,
uint32_t aSessionIdSize) override;
void OnResolvePromise(uint32_t aPromiseId) override;
void OnRejectPromise(uint32_t aPromiseId,
cdm::Exception aException,
uint32_t aSystemCode,
const char* aErrorMessage,
uint32_t aErrorMessageSize) override;
void OnSessionMessage(const char* aSessionId,
uint32_t aSessionIdSize,
cdm::MessageType aMessageType,
const char* aMessage,
uint32_t aMessageSize) override;
void OnSessionKeysChange(const char* aSessionId,
uint32_t aSessionIdSize,
bool aHasAdditionalUsableKey,
const cdm::KeyInformation* aKeysInfo,
uint32_t aKeysInfoCount) override;
void OnExpirationChange(const char* aSessionId,
uint32_t aSessionIdSize,
cdm::Time aNewExpiryTime) override;
void OnSessionClosed(const char* aSessionId,
uint32_t aSessionIdSize) override;
void SendPlatformChallenge(const char* aServiceId,
uint32_t aServiceIdSize,
const char* aChallenge,
uint32_t aChallengeSize) override;
void EnableOutputProtection(uint32_t aDesiredProtectionMask) override;
void QueryOutputProtectionStatus() override;
void OnDeferredInitializationDone(cdm::StreamType aStreamType,
cdm::Status aDecoderStatus) override;
// cdm::Host_9 interface
// NOTE: the interface has changed upstream.
void RequestStorageId() override {}
cdm::FileIO* CreateFileIO(cdm::FileIOClient* aClient) override;
GMPDecryptorCallback* Callback() const { return mCallback; }
RefPtr<CDMWrapper> GetCDMWrapper() const { return mCDM; }
private:
~WidevineDecryptor();
RefPtr<CDMWrapper> mCDM;
cdm::ContentDecryptionModule_9* CDM() { return mCDM->GetCDM(); }
GMPDecryptorCallback* mCallback;
std::map<uint32_t, uint32_t> mPromiseIdToNewSessionTokens;
bool mDistinctiveIdentifierRequired = false;
bool mPersistentStateRequired = false;
uint32_t mInstanceId = 0;
};
} // namespace mozilla
#endif // WidevineDecryptor_h_
|
