xref: /llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_allocator_interface.h (revision 028c4cddad4bb4f2979c53aba3cb2e00d1f50397)
1 //===-- sanitizer_allocator_interface.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 // Re-declaration of functions from public sanitizer allocator interface.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef SANITIZER_ALLOCATOR_INTERFACE_H
15 #define SANITIZER_ALLOCATOR_INTERFACE_H
16 
17 #include "sanitizer_internal_defs.h"
18 
19 using __sanitizer::uptr;
20 
21 extern "C" {
22 SANITIZER_INTERFACE_ATTRIBUTE
23 uptr __sanitizer_get_estimated_allocated_size(uptr size);
24 SANITIZER_INTERFACE_ATTRIBUTE int __sanitizer_get_ownership(const void *p);
25 SANITIZER_INTERFACE_ATTRIBUTE uptr
26 __sanitizer_get_allocated_size(const void *p);
27 SANITIZER_INTERFACE_ATTRIBUTE uptr __sanitizer_get_current_allocated_bytes();
28 SANITIZER_INTERFACE_ATTRIBUTE uptr __sanitizer_get_heap_size();
29 SANITIZER_INTERFACE_ATTRIBUTE uptr __sanitizer_get_free_bytes();
30 SANITIZER_INTERFACE_ATTRIBUTE uptr __sanitizer_get_unmapped_bytes();
31 
32 SANITIZER_INTERFACE_ATTRIBUTE int __sanitizer_install_malloc_and_free_hooks(
33     void (*malloc_hook)(const void *, uptr),
34     void (*free_hook)(const void *));
35 
36 SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE
37     void __sanitizer_malloc_hook(void *ptr, uptr size);
38 SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE
39     void __sanitizer_free_hook(void *ptr);
40 
41 SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE void
42 __sanitizer_purge_allocator();
43 
44 SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE void
45 __sanitizer_print_memory_profile(uptr top_percent, uptr max_number_of_contexts);
46 }  // extern "C"
47 
48 #endif  // SANITIZER_ALLOCATOR_INTERFACE_H
49