ICrypto.h revision 1bd139a2a68690e80398b70b27ca59550fea0e65 
1/*
2 * Copyright (C) 2012 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 <binder/IInterface.h>
18#include <media/stagefright/foundation/ABase.h>
19#include <media/hardware/CryptoAPI.h>
20
21#ifndef ANDROID_ICRYPTO_H_
22
23#define ANDROID_ICRYPTO_H_
24
25namespace android {
26
27struct ICrypto : public IInterface {
28    DECLARE_META_INTERFACE(Crypto);
29
30    virtual status_t initCheck() const = 0;
31
32    virtual bool isCryptoSchemeSupported(const uint8_t uuid[16]) const = 0;
33
34    virtual status_t createPlugin(
35            const uint8_t uuid[16], const void *data, size_t size) = 0;
36
37    virtual status_t destroyPlugin() = 0;
38
39    virtual bool requiresSecureDecoderComponent(
40            const char *mime) const = 0;
41
42    virtual status_t decrypt(
43            bool secure,
44            const uint8_t key[16],
45            const uint8_t iv[16],
46            CryptoPlugin::Mode mode,
47            const void *srcPtr,
48            const CryptoPlugin::SubSample *subSamples, size_t numSubSamples,
49            void *dstPtr) = 0;
50
51private:
52    DISALLOW_EVIL_CONSTRUCTORS(ICrypto);
53};
54
55struct BnCrypto : public BnInterface<ICrypto> {
56    virtual status_t onTransact(
57            uint32_t code, const Parcel &data, Parcel *reply,
58            uint32_t flags = 0);
59};
60
61}  // namespace android
62
63#endif // ANDROID_ICRYPTO_H_
64
65