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//===-- 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"
/* TARGET_OS_OSX is not present in SDKs before Darwin16 (macOS 10.12) use
TARGET_OS_MAC (we have no support for iOS in any form for these versions,
so there's no ambiguity). */
#if !defined(TARGET_OS_OSX) && TARGET_OS_MAC
# define TARGET_OS_OSX 1
#endif
/* Other TARGET_OS_xxx are not present on earlier versions, define them to
0 (we have no support for them; they are not valid targets anyway). */
#ifndef TARGET_OS_IOS
#define TARGET_OS_IOS 0
#endif
#ifndef TARGET_OS_TV
#define TARGET_OS_TV 0
#endif
#ifndef TARGET_OS_WATCH
#define TARGET_OS_WATCH 0
#endif
#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
#endif // SANITIZER_MAC
#endif // SANITIZER_MAC_H
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