diff options
Diffstat (limited to 'lib/clang/11.0.0/include/sanitizer/allocator_interface.h')
| -rw-r--r-- | lib/clang/11.0.0/include/sanitizer/allocator_interface.h | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/lib/clang/11.0.0/include/sanitizer/allocator_interface.h b/lib/clang/11.0.0/include/sanitizer/allocator_interface.h deleted file mode 100644 index 6226135..0000000 --- a/lib/clang/11.0.0/include/sanitizer/allocator_interface.h +++ /dev/null @@ -1,88 +0,0 @@ -//===-- allocator_interface.h ---------------------------------------------===// -// -// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. -// See https://llvm.org/LICENSE.txt for license information. -// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception -// -//===----------------------------------------------------------------------===// -// -// Public interface header for allocator used in sanitizers (ASan/TSan/MSan). -//===----------------------------------------------------------------------===// -#ifndef SANITIZER_ALLOCATOR_INTERFACE_H -#define SANITIZER_ALLOCATOR_INTERFACE_H - -#include <stddef.h> - -#ifdef __cplusplus -extern "C" { -#endif - /* Returns the estimated number of bytes that will be reserved by allocator - for request of "size" bytes. If allocator can't allocate that much - memory, returns the maximal possible allocation size, otherwise returns - "size". */ - size_t __sanitizer_get_estimated_allocated_size(size_t size); - - /* Returns true if p was returned by the allocator and - is not yet freed. */ - int __sanitizer_get_ownership(const volatile void *p); - - /* Returns the number of bytes reserved for the pointer p. - Requires (get_ownership(p) == true) or (p == 0). */ - size_t __sanitizer_get_allocated_size(const volatile void *p); - - /* Number of bytes, allocated and not yet freed by the application. */ - size_t __sanitizer_get_current_allocated_bytes(void); - - /* Number of bytes, mmaped by the allocator to fulfill allocation requests. - Generally, for request of X bytes, allocator can reserve and add to free - lists a large number of chunks of size X to use them for future requests. - All these chunks count toward the heap size. Currently, allocator never - releases memory to OS (instead, it just puts freed chunks to free - lists). */ - size_t __sanitizer_get_heap_size(void); - - /* Number of bytes, mmaped by the allocator, which can be used to fulfill - allocation requests. When a user program frees memory chunk, it can first - fall into quarantine and will count toward __sanitizer_get_free_bytes() - later. */ - size_t __sanitizer_get_free_bytes(void); - - /* Number of bytes in unmapped pages, that are released to OS. Currently, - always returns 0. */ - size_t __sanitizer_get_unmapped_bytes(void); - - /* Malloc hooks that may be optionally provided by user. - __sanitizer_malloc_hook(ptr, size) is called immediately after - allocation of "size" bytes, which returned "ptr". - __sanitizer_free_hook(ptr) is called immediately before - deallocation of "ptr". */ - void __sanitizer_malloc_hook(const volatile void *ptr, size_t size); - void __sanitizer_free_hook(const volatile void *ptr); - - /* Installs a pair of hooks for malloc/free. - Several (currently, 5) hook pairs may be installed, they are executed - in the order they were installed and after calling - __sanitizer_malloc_hook/__sanitizer_free_hook. - Unlike __sanitizer_malloc_hook/__sanitizer_free_hook these hooks can be - chained and do not rely on weak symbols working on the platform, but - require __sanitizer_install_malloc_and_free_hooks to be called at startup - and thus will not be called on malloc/free very early in the process. - Returns the number of hooks currently installed or 0 on failure. - Not thread-safe, should be called in the main thread before starting - other threads. - */ - int __sanitizer_install_malloc_and_free_hooks( - void (*malloc_hook)(const volatile void *, size_t), - void (*free_hook)(const volatile void *)); - - /* Drains allocator quarantines (calling thread's and global ones), returns - freed memory back to OS and releases other non-essential internal allocator - resources in attempt to reduce process RSS. - Currently available with ASan only. - */ - void __sanitizer_purge_allocator(void); -#ifdef __cplusplus -} // extern "C" -#endif - -#endif |
