1/*
2 * Copyright (C) 2017 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#ifndef MEDIA_CAS_DEFS_H_
18#define MEDIA_CAS_DEFS_H_
19
20#include <binder/Parcel.h>
21#include <media/cas/CasAPI.h>
22#include <media/cas/DescramblerAPI.h>
23#include <media/stagefright/foundation/ABase.h>
24
25namespace android {
26class IMemory;
27namespace media {
28
29namespace MediaCas {
30class ParcelableCasData : public CasData,
31                          public Parcelable {
32public:
33    ParcelableCasData() {}
34    ParcelableCasData(const uint8_t *data, size_t size) :
35        CasData(data, data + size) {}
36    virtual ~ParcelableCasData() {}
37    status_t readFromParcel(const Parcel* parcel) override;
38    status_t writeToParcel(Parcel* parcel) const override;
39
40private:
41    DISALLOW_EVIL_CONSTRUCTORS(ParcelableCasData);
42};
43
44class ParcelableCasPluginDescriptor : public Parcelable {
45public:
46    ParcelableCasPluginDescriptor(int32_t CA_system_id, const char *name)
47        : mCASystemId(CA_system_id), mName(name) {}
48
49    ParcelableCasPluginDescriptor() : mCASystemId(0) {}
50
51    ParcelableCasPluginDescriptor(ParcelableCasPluginDescriptor&& desc) = default;
52
53    virtual ~ParcelableCasPluginDescriptor() {}
54
55    status_t readFromParcel(const Parcel* parcel) override;
56    status_t writeToParcel(Parcel* parcel) const override;
57
58private:
59    int32_t mCASystemId;
60    String16 mName;
61    DISALLOW_EVIL_CONSTRUCTORS(ParcelableCasPluginDescriptor);
62};
63}
64
65namespace MediaDescrambler {
66class DescrambleInfo : public Parcelable {
67public:
68    enum DestinationType {
69        kDestinationTypeVmPointer,    // non-secure
70        kDestinationTypeNativeHandle  // secure
71    };
72
73    DestinationType dstType;
74    DescramblerPlugin::ScramblingControl scramblingControl;
75    size_t numSubSamples;
76    DescramblerPlugin::SubSample *subSamples;
77    sp<IMemory> srcMem;
78    int32_t srcOffset;
79    void *dstPtr;
80    int32_t dstOffset;
81
82    DescrambleInfo();
83    virtual ~DescrambleInfo();
84    status_t readFromParcel(const Parcel* parcel) override;
85    status_t writeToParcel(Parcel* parcel) const override;
86
87private:
88
89    DISALLOW_EVIL_CONSTRUCTORS(DescrambleInfo);
90};
91}
92
93} // namespace media
94} // namespace android
95
96
97#endif // MEDIA_CAS_DEFS_H_
98