88 lines
2.5 KiB
C++
88 lines
2.5 KiB
C++
//===-- sanitizer_mac.h -----------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file is shared between various sanitizers' runtime libraries and
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// provides definitions for OSX-specific functions.
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//===----------------------------------------------------------------------===//
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#ifndef SANITIZER_MAC_H
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#define SANITIZER_MAC_H
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#include "sanitizer_common.h"
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#include "sanitizer_platform.h"
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/* TARGET_OS_OSX is not present in SDKs before Darwin16 (macOS 10.12) use
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TARGET_OS_MAC (we have no support for iOS in any form for these versions,
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so there's no ambiguity). */
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#if !defined(TARGET_OS_OSX) && TARGET_OS_MAC
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# define TARGET_OS_OSX 1
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#endif
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/* Other TARGET_OS_xxx are not present on earlier versions, define them to
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0 (we have no support for them; they are not valid targets anyway). */
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#ifndef TARGET_OS_IOS
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#define TARGET_OS_IOS 0
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#endif
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#ifndef TARGET_OS_TV
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#define TARGET_OS_TV 0
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#endif
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#ifndef TARGET_OS_WATCH
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#define TARGET_OS_WATCH 0
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#endif
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#if SANITIZER_MAC
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#include "sanitizer_posix.h"
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namespace __sanitizer {
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struct MemoryMappingLayoutData {
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int current_image;
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u32 current_magic;
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u32 current_filetype;
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ModuleArch current_arch;
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u8 current_uuid[kModuleUUIDSize];
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int current_load_cmd_count;
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const char *current_load_cmd_addr;
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bool current_instrumented;
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};
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template <typename VersionType>
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struct VersionBase {
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u16 major;
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u16 minor;
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VersionBase(u16 major, u16 minor) : major(major), minor(minor) {}
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bool operator==(const VersionType &other) const {
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return major == other.major && minor == other.minor;
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}
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bool operator>=(const VersionType &other) const {
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return major > other.major ||
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(major == other.major && minor >= other.minor);
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}
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bool operator<(const VersionType &other) const { return !(*this >= other); }
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};
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struct MacosVersion : VersionBase<MacosVersion> {
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MacosVersion(u16 major, u16 minor) : VersionBase(major, minor) {}
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};
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struct DarwinKernelVersion : VersionBase<DarwinKernelVersion> {
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DarwinKernelVersion(u16 major, u16 minor) : VersionBase(major, minor) {}
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};
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MacosVersion GetMacosAlignedVersion();
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DarwinKernelVersion GetDarwinKernelVersion();
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char **GetEnviron();
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void RestrictMemoryToMaxAddress(uptr max_address);
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} // namespace __sanitizer
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#endif // SANITIZER_MAC
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#endif // SANITIZER_MAC_H
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