1/*
2 * Copyright (C) 2016 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#define LOG_TAG "android.hardware.drm@1.0-impl"
17
18#include "DrmFactory.h"
19#include <log/log.h>
20#include "DrmPlugin.h"
21#include "LegacyPluginPath.h"
22#include "TypeConvert.h"
23
24namespace android {
25namespace hardware {
26namespace drm {
27namespace V1_0 {
28namespace implementation {
29
30    DrmFactory::DrmFactory() :
31        loader(getDrmPluginPath(), "createDrmFactory") {
32    }
33
34    // Methods from ::android::hardware::drm::V1_0::IDrmFactory follow.
35    Return<bool> DrmFactory::isCryptoSchemeSupported (
36            const hidl_array<uint8_t, 16>& uuid) {
37        for (size_t i = 0; i < loader.factoryCount(); i++) {
38            if (loader.getFactory(i)->isCryptoSchemeSupported(uuid.data())) {
39                return true;
40            }
41        }
42        return false;
43    }
44
45    Return<bool> DrmFactory::isContentTypeSupported (
46            const hidl_string& mimeType) {
47        for (size_t i = 0; i < loader.factoryCount(); i++) {
48            if (loader.getFactory(i)->isContentTypeSupported(String8(mimeType.c_str()))) {
49                return true;
50            }
51        }
52        return false;
53    }
54
55    Return<void> DrmFactory::createPlugin(const hidl_array<uint8_t, 16>& uuid,
56            const hidl_string& /* appPackageName */, createPlugin_cb _hidl_cb) {
57
58        for (size_t i = 0; i < loader.factoryCount(); i++) {
59            if (loader.getFactory(i)->isCryptoSchemeSupported(uuid.data())) {
60                android::DrmPlugin *legacyPlugin = NULL;
61                status_t status = loader.getFactory(i)->createDrmPlugin(
62                        uuid.data(), &legacyPlugin);
63                DrmPlugin *newPlugin = NULL;
64                if (legacyPlugin == NULL) {
65                    ALOGE("Drm legacy HAL: failed to create drm plugin");
66                } else {
67                    newPlugin = new DrmPlugin(legacyPlugin);
68                }
69                _hidl_cb(toStatus(status), newPlugin);
70                return Void();
71            }
72        }
73        _hidl_cb(Status::ERROR_DRM_CANNOT_HANDLE, NULL);
74        return Void();
75    }
76
77    IDrmFactory* HIDL_FETCH_IDrmFactory(const char* /* name */) {
78        return new DrmFactory();
79    }
80
81}  // namespace implementation
82}  // namespace V1_0
83}  // namespace drm
84}  // namespace hardware
85}  // namespace android
86