| //===-- sanitizer_mac.h -----------------------------------------*- C++ -*-===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file is shared between various sanitizers' runtime libraries and |
| // provides definitions for OSX-specific functions. |
| //===----------------------------------------------------------------------===// |
| #ifndef SANITIZER_MAC_H |
| #define SANITIZER_MAC_H |
| |
| #include "sanitizer_common.h" |
| #include "sanitizer_platform.h" |
| #if SANITIZER_MAC |
| #include "sanitizer_posix.h" |
| |
| namespace __sanitizer { |
| |
| struct MemoryMappingLayoutData { |
| int current_image; |
| u32 current_magic; |
| u32 current_filetype; |
| ModuleArch current_arch; |
| u8 current_uuid[kModuleUUIDSize]; |
| int current_load_cmd_count; |
| const char *current_load_cmd_addr; |
| bool current_instrumented; |
| }; |
| |
| template <typename VersionType> |
| struct VersionBase { |
| u16 major; |
| u16 minor; |
| |
| VersionBase(u16 major, u16 minor) : major(major), minor(minor) {} |
| |
| bool operator==(const VersionType &other) const { |
| return major == other.major && minor == other.minor; |
| } |
| bool operator>=(const VersionType &other) const { |
| return major > other.major || |
| (major == other.major && minor >= other.minor); |
| } |
| bool operator<(const VersionType &other) const { return !(*this >= other); } |
| }; |
| |
| struct MacosVersion : VersionBase<MacosVersion> { |
| MacosVersion(u16 major, u16 minor) : VersionBase(major, minor) {} |
| }; |
| |
| struct DarwinKernelVersion : VersionBase<DarwinKernelVersion> { |
| DarwinKernelVersion(u16 major, u16 minor) : VersionBase(major, minor) {} |
| }; |
| |
| MacosVersion GetMacosAlignedVersion(); |
| DarwinKernelVersion GetDarwinKernelVersion(); |
| |
| char **GetEnviron(); |
| |
| void RestrictMemoryToMaxAddress(uptr max_address); |
| |
| } // namespace __sanitizer |
| |
| extern "C" { |
| static char __crashreporter_info_buff__[__sanitizer::kErrorMessageBufferSize] = |
| {}; |
| static const char *__crashreporter_info__ __attribute__((__used__)) = |
| &__crashreporter_info_buff__[0]; |
| asm(".desc ___crashreporter_info__, 0x10"); |
| } // extern "C" |
| |
| namespace __sanitizer { |
| static BlockingMutex crashreporter_info_mutex(LINKER_INITIALIZED); |
| |
| inline void CRAppendCrashLogMessage(const char *msg) { |
| BlockingMutexLock l(&crashreporter_info_mutex); |
| internal_strlcat(__crashreporter_info_buff__, msg, |
| sizeof(__crashreporter_info_buff__)); } |
| } // namespace __sanitizer |
| |
| #endif // SANITIZER_MAC |
| #endif // SANITIZER_MAC_H |