libsanitizer/sanitizer_common/sanitizer_allocator_interface.h

   1 //===-- sanitizer_allocator_interface.h ------------------------- C++ -----===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // Re-declaration of functions from public sanitizer allocator interface.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #ifndef SANITIZER_ALLOCATOR_INTERFACE_H
  14 #define SANITIZER_ALLOCATOR_INTERFACE_H
  15
  16 #include "sanitizer_internal_defs.h"
  17
  18 using __sanitizer::uptr;
  19
  20 extern "C" {
  21 SANITIZER_INTERFACE_ATTRIBUTE
  22 uptr __sanitizer_get_estimated_allocated_size(uptr size);
  23 SANITIZER_INTERFACE_ATTRIBUTE int __sanitizer_get_ownership(const void *p);
  24 SANITIZER_INTERFACE_ATTRIBUTE const void *__sanitizer_get_allocated_begin(
  25     const void *p);
  26 SANITIZER_INTERFACE_ATTRIBUTE uptr
  27 __sanitizer_get_allocated_size(const void *p);
  28 SANITIZER_INTERFACE_ATTRIBUTE uptr __sanitizer_get_current_allocated_bytes();
  29 SANITIZER_INTERFACE_ATTRIBUTE uptr __sanitizer_get_heap_size();
  30 SANITIZER_INTERFACE_ATTRIBUTE uptr __sanitizer_get_free_bytes();
  31 SANITIZER_INTERFACE_ATTRIBUTE uptr __sanitizer_get_unmapped_bytes();
  32
  33 SANITIZER_INTERFACE_ATTRIBUTE int __sanitizer_install_malloc_and_free_hooks(
  34     void (*malloc_hook)(const void *, uptr),
  35     void (*free_hook)(const void *));
  36
  37 SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE
  38     void __sanitizer_malloc_hook(void *ptr, uptr size);
  39 SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE
  40     void __sanitizer_free_hook(void *ptr);
  41
  42 SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE void
  43 __sanitizer_purge_allocator();
  44
  45 SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE void
  46 __sanitizer_print_memory_profile(uptr top_percent, uptr max_number_of_contexts);
  47 }  // extern "C"
  48
  49 #endif  // SANITIZER_ALLOCATOR_INTERFACE_H