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//===-- asan_mac.h ----------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file is a part of AddressSanitizer, an address sanity checker.
//
// Mac-specific ASan definitions.
//===----------------------------------------------------------------------===//
#ifndef ASAN_MAC_H
#define ASAN_MAC_H
// CF_RC_BITS, the layout of CFRuntimeBase and __CFStrIsConstant are internal
// and subject to change in further CoreFoundation versions. Apple does not
// guarantee any binary compatibility from release to release.
// See http://opensource.apple.com/source/CF/CF-635.15/CFInternal.h
#if defined(__BIG_ENDIAN__)
#define CF_RC_BITS 0
#endif
#if defined(__LITTLE_ENDIAN__)
#define CF_RC_BITS 3
#endif
// See http://opensource.apple.com/source/CF/CF-635.15/CFRuntime.h
typedef struct __CFRuntimeBase {
uptr _cfisa;
u8 _cfinfo[4];
#if __LP64__
u32 _rc;
#endif
} CFRuntimeBase;
enum MacosVersion {
MACOS_VERSION_UNINITIALIZED = 0,
MACOS_VERSION_UNKNOWN,
MACOS_VERSION_LEOPARD,
MACOS_VERSION_SNOW_LEOPARD,
MACOS_VERSION_LION,
MACOS_VERSION_MOUNTAIN_LION,
MACOS_VERSION_MAVERICKS
};
// Used by asan_malloc_mac.cc and asan_mac.cc
extern "C" void __CFInitialize();
namespace __asan {
MacosVersion GetMacosVersion();
void MaybeReplaceCFAllocator();
} // namespace __asan
#endif // ASAN_MAC_H
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