1 /*
2 * Copyright 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 #ifdef LAZY_SERVICE
18 #define LOG_TAG "android.hardware.camera.provider@2.4-service-lazy"
19 #else
20 #define LOG_TAG "android.hardware.camera.provider@2.4-service"
21 #endif
22
23 #include <android/hardware/camera/provider/2.4/ICameraProvider.h>
24 #include <binder/ProcessState.h>
25 #include <cutils/properties.h>
26 #include <hidl/LegacySupport.h>
27 #include <malloc.h>
28
29 using android::status_t;
30 using android::hardware::defaultLazyPassthroughServiceImplementation;
31 using android::hardware::defaultPassthroughServiceImplementation;
32 using android::hardware::camera::provider::V2_4::ICameraProvider;
33
34 #ifdef LAZY_SERVICE
35 const bool kLazyService = true;
36 #else
37 const bool kLazyService = false;
38 #endif
39
main()40 int main()
41 {
42 ALOGI("CameraProvider@2.4 legacy service is starting.");
43 // The camera HAL may communicate to other vendor components via
44 // /dev/vndbinder
45 android::ProcessState::initWithDriver("/dev/vndbinder");
46
47 // b/166675194
48 if (property_get_bool("ro.vendor.camera.provider24.disable_mem_init", false)) {
49 if (mallopt(M_BIONIC_ZERO_INIT, 0) == 0) {
50 // Note - heap initialization is only present on devices with Scudo.
51 // Devices with jemalloc don't have heap-init, and thus the mallopt
52 // will fail. On these devices, you probably just want to remove the
53 // property.
54 ALOGE("Disabling heap initialization failed.");
55 }
56 }
57
58 status_t status;
59 if (kLazyService) {
60 status = defaultLazyPassthroughServiceImplementation<ICameraProvider>("legacy/0",
61 /*maxThreads*/ 6);
62 } else {
63 status = defaultPassthroughServiceImplementation<ICameraProvider>("legacy/0",
64 /*maxThreads*/ 6);
65 }
66 return status;
67 }
68