1//===-- asan_init_version.h -------------------------------------*- C++ -*-===//
2//
3// This file is distributed under the University of Illinois Open Source
4// License. See LICENSE.TXT for details.
5//
6//===----------------------------------------------------------------------===//
7//
8// This file is a part of AddressSanitizer, an address sanity checker.
9//
10// This header defines a versioned __asan_init function to be called at the
11// startup of the instrumented program.
12//===----------------------------------------------------------------------===//
13#ifndef ASAN_INIT_VERSION_H
14#define ASAN_INIT_VERSION_H
15
16#include "sanitizer_common/sanitizer_platform.h"
17
18extern "C" {
19  // Every time the ASan ABI changes we also change the version number in the
20  // __asan_init function name.  Objects built with incompatible ASan ABI
21  // versions will not link with run-time.
22  //
23  // Changes between ABI versions:
24  // v1=>v2: added 'module_name' to __asan_global
25  // v2=>v3: stack frame description (created by the compiler)
26  //         contains the function PC as the 3rd field (see
27  //         DescribeAddressIfStack)
28  // v3=>v4: added '__asan_global_source_location' to __asan_global
29  // v4=>v5: changed the semantics and format of __asan_stack_malloc_ and
30  //         __asan_stack_free_ functions
31  // v5=>v6: changed the name of the version check symbol
32  // v6=>v7: added 'odr_indicator' to __asan_global
33  // v7=>v8: added '__asan_(un)register_image_globals' functions for dead
34  //         stripping support on Mach-O platforms
35#if SANITIZER_WORDSIZE == 32 && SANITIZER_ANDROID
36  // v8=>v9: 32-bit Android switched to dynamic shadow
37  #define __asan_version_mismatch_check __asan_version_mismatch_check_v9
38#else
39  #define __asan_version_mismatch_check __asan_version_mismatch_check_v8
40#endif
41}
42
43#endif  // ASAN_INIT_VERSION_H
44