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
|
/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <binder/IInterface.h>
#include <media/hardware/HDCPAPI.h>
#include <media/stagefright/foundation/ABase.h>
#include <ui/GraphicBuffer.h>
namespace android {
struct IHDCPObserver : public IInterface {
DECLARE_META_INTERFACE(HDCPObserver);
virtual void notify(
int msg, int ext1, int ext2, const Parcel *obj) = 0;
private:
DISALLOW_EVIL_CONSTRUCTORS(IHDCPObserver);
};
struct IHDCP : public IInterface {
DECLARE_META_INTERFACE(HDCP);
// Called to specify the observer that receives asynchronous notifications
// from the HDCP implementation to signal completion/failure of asynchronous
// operations (such as initialization) or out of band events.
virtual status_t setObserver(const sp<IHDCPObserver> &observer) = 0;
// Request to setup an HDCP session with the specified host listening
// on the specified port.
virtual status_t initAsync(const char *host, unsigned port) = 0;
// Request to shutdown the active HDCP session.
virtual status_t shutdownAsync() = 0;
// ENCRYPTION only:
// Encrypt data according to the HDCP spec. "size" bytes of data are
// available at "inData" (virtual address), "size" may not be a multiple
// of 128 bits (16 bytes). An equal number of encrypted bytes should be
// written to the buffer at "outData" (virtual address).
// This operation is to be synchronous, i.e. this call does not return
// until outData contains size bytes of encrypted data.
// streamCTR will be assigned by the caller (to 0 for the first PES stream,
// 1 for the second and so on)
// inputCTR _will_be_maintained_by_the_callee_ for each PES stream.
virtual status_t encrypt(
const void *inData, size_t size, uint32_t streamCTR,
uint64_t *outInputCTR, void *outData) = 0;
// Encrypt data according to the HDCP spec. "size" bytes of data starting
// at location "offset" are available in "buffer" (buffer handle). "size"
// may not be a multiple of 128 bits (16 bytes). An equal number of
// encrypted bytes should be written to the buffer at "outData" (virtual
// address). This operation is to be synchronous, i.e. this call does not
// return until outData contains size bytes of encrypted data.
// streamCTR will be assigned by the caller (to 0 for the first PES stream,
// 1 for the second and so on)
// inputCTR _will_be_maintained_by_the_callee_ for each PES stream.
virtual status_t encryptNative(
const sp<GraphicBuffer> &graphicBuffer,
size_t offset, size_t size, uint32_t streamCTR,
uint64_t *outInputCTR, void *outData) = 0;
// DECRYPTION only:
// Decrypt data according to the HDCP spec.
// "size" bytes of encrypted data are available at "inData"
// (virtual address), "size" may not be a multiple of 128 bits (16 bytes).
// An equal number of decrypted bytes should be written to the buffer
// at "outData" (virtual address).
// This operation is to be synchronous, i.e. this call does not return
// until outData contains size bytes of decrypted data.
// Both streamCTR and inputCTR will be provided by the caller.
virtual status_t decrypt(
const void *inData, size_t size,
uint32_t streamCTR, uint64_t inputCTR,
void *outData) = 0;
private:
DISALLOW_EVIL_CONSTRUCTORS(IHDCP);
};
struct BnHDCPObserver : public BnInterface<IHDCPObserver> {
virtual status_t onTransact(
uint32_t code, const Parcel &data, Parcel *reply,
uint32_t flags = 0);
};
struct BnHDCP : public BnInterface<IHDCP> {
virtual status_t onTransact(
uint32_t code, const Parcel &data, Parcel *reply,
uint32_t flags = 0);
};
} // namespace android
|
