1 //===-- sanitizer_mac.h -----------------------------------------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file is shared between various sanitizers' runtime libraries and
11 // provides definitions for OSX-specific functions.
12 //===----------------------------------------------------------------------===//
13 #ifndef SANITIZER_MAC_H
14 #define SANITIZER_MAC_H
15
16 #include "sanitizer_common.h"
17 #include "sanitizer_platform.h"
18 #if SANITIZER_MAC
19 #include "sanitizer_posix.h"
20
21 namespace __sanitizer {
22
23 struct MemoryMappingLayoutData {
24 int current_image;
25 u32 current_magic;
26 u32 current_filetype;
27 ModuleArch current_arch;
28 u8 current_uuid[kModuleUUIDSize];
29 int current_load_cmd_count;
30 const char *current_load_cmd_addr;
31 bool current_instrumented;
32 };
33
34 enum MacosVersion {
35 MACOS_VERSION_UNINITIALIZED = 0,
36 MACOS_VERSION_UNKNOWN,
37 MACOS_VERSION_LEOPARD,
38 MACOS_VERSION_SNOW_LEOPARD,
39 MACOS_VERSION_LION,
40 MACOS_VERSION_MOUNTAIN_LION,
41 MACOS_VERSION_MAVERICKS,
42 MACOS_VERSION_YOSEMITE,
43 MACOS_VERSION_EL_CAPITAN,
44 MACOS_VERSION_SIERRA,
45 MACOS_VERSION_HIGH_SIERRA,
46 MACOS_VERSION_HIGH_SIERRA_DOT_RELEASE_4,
47 MACOS_VERSION_MOJAVE,
48 MACOS_VERSION_UNKNOWN_NEWER
49 };
50
51 MacosVersion GetMacosVersion();
52
53 char **GetEnviron();
54
55 void RestrictMemoryToMaxAddress(uptr max_address);
56
57 } // namespace __sanitizer
58
59 extern "C" {
60 static char __crashreporter_info_buff__[__sanitizer::kErrorMessageBufferSize] =
61 {};
62 static const char *__crashreporter_info__ __attribute__((__used__)) =
63 &__crashreporter_info_buff__[0];
64 asm(".desc ___crashreporter_info__, 0x10");
65 } // extern "C"
66
67 namespace __sanitizer {
68 static BlockingMutex crashreporter_info_mutex(LINKER_INITIALIZED);
69
CRAppendCrashLogMessage(const char * msg)70 INLINE void CRAppendCrashLogMessage(const char *msg) {
71 BlockingMutexLock l(&crashreporter_info_mutex);
72 internal_strlcat(__crashreporter_info_buff__, msg,
73 sizeof(__crashreporter_info_buff__)); }
74 } // namespace __sanitizer
75
76 #endif // SANITIZER_MAC
77 #endif // SANITIZER_MAC_H
78