//===-- ubsan_init.cpp ----------------------------------------------------===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // // Initialization of UBSan runtime. // //===----------------------------------------------------------------------===// #include "ubsan_platform.h" #if CAN_SANITIZE_UB #include "ubsan_diag.h" #include "ubsan_init.h" #include "ubsan_flags.h" #include "sanitizer_common/sanitizer_common.h" #include "sanitizer_common/sanitizer_libc.h" #include "sanitizer_common/sanitizer_mutex.h" #include "sanitizer_common/sanitizer_symbolizer.h" using namespace __ubsan; const char *__ubsan::GetSanititizerToolName() { return "UndefinedBehaviorSanitizer"; } static bool ubsan_initialized; static StaticSpinMutex ubsan_init_mu; static void CommonInit() { InitializeSuppressions(); } static void CommonStandaloneInit() { SanitizerToolName = GetSanititizerToolName(); CacheBinaryName(); InitializeFlags(); __sanitizer::InitializePlatformEarly(); __sanitizer_set_report_path(common_flags()->log_path); AndroidLogInit(); InitializeCoverage(common_flags()->coverage, common_flags()->coverage_dir); CommonInit(); Symbolizer::LateInitialize(); } void __ubsan::InitAsStandalone() { SpinMutexLock l(&ubsan_init_mu); if (!ubsan_initialized) { CommonStandaloneInit(); ubsan_initialized = true; } } void __ubsan::InitAsStandaloneIfNecessary() { return InitAsStandalone(); } void __ubsan::InitAsPlugin() { SpinMutexLock l(&ubsan_init_mu); if (!ubsan_initialized) { CommonInit(); ubsan_initialized = true; } } #endif // CAN_SANITIZE_UB |