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/*
* Copyright (C) 2018 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 "builtins.h"
#include "first_stage_init.h"
#include "init.h"
#include "selinux.h"
#include "subcontext.h"
#include "ueventd.h"
#include <android-base/logging.h>
#if __has_feature(address_sanitizer)
#include <sanitizer/asan_interface.h>
#elif __has_feature(hwaddress_sanitizer)
#include <sanitizer/hwasan_interface.h>
#endif
#if __has_feature(address_sanitizer) || __has_feature(hwaddress_sanitizer)
// Load asan.options if it exists since these are not yet in the environment.
// Always ensure detect_container_overflow=0 as there are false positives with this check.
// Always ensure abort_on_error=1 to ensure we reboot to bootloader for development builds.
extern "C" const char* __asan_default_options() {
return "include_if_exists=/system/asan.options:detect_container_overflow=0:abort_on_error=1";
}
__attribute__((no_sanitize("address", "memory", "thread", "undefined"))) extern "C" void
__sanitizer_report_error_summary(const char* summary) {
LOG(ERROR) << "Init (error summary): " << summary;
}
__attribute__((no_sanitize("address", "memory", "thread", "undefined"))) static void
AsanReportCallback(const char* str) {
LOG(ERROR) << "Init: " << str;
}
#endif
using namespace android::init;
int main(int argc, char** argv) {
#if __has_feature(address_sanitizer)
__asan_set_error_report_callback(AsanReportCallback);
#elif __has_feature(hwaddress_sanitizer)
__hwasan_set_error_report_callback(AsanReportCallback);
#endif
// Boost prio which will be restored later
setpriority(PRIO_PROCESS, 0, -20);
if (!strcmp(basename(argv[0]), "ueventd")) {
return ueventd_main(argc, argv);
}
if (argc > 1) {
if (!strcmp(argv[1], "subcontext")) {
android::base::InitLogging(argv, &android::base::KernelLogger);
const BuiltinFunctionMap& function_map = GetBuiltinFunctionMap();
return SubcontextMain(argc, argv, &function_map);
}
if (!strcmp(argv[1], "selinux_setup")) {
return SetupSelinux(argv);
}
if (!strcmp(argv[1], "second_stage")) {
return SecondStageMain(argc, argv);
}
}
return FirstStageMain(argc, argv);
}
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