1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
//===-- scudo_flags.inc -----------------------------------------*- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//
///
/// Hardened Allocator runtime flags.
///
//===----------------------------------------------------------------------===//
#ifndef SCUDO_FLAG
# error "Define SCUDO_FLAG prior to including this file!"
#endif
SCUDO_FLAG(int, QuarantineSizeMb, -1,
"Deprecated. Please use QuarantineSizeKb.")
// Default value is set in scudo_flags.cpp based on architecture.
SCUDO_FLAG(int, QuarantineSizeKb, -1,
"Size in KB of quarantine used to delay the actual deallocation of "
"chunks. Lower value may reduce memory usage but decrease the "
"effectiveness of the mitigation. Defaults to 64KB (32-bit) or "
"256KB (64-bit)")
// Default value is set in scudo_flags.cpp based on architecture.
SCUDO_FLAG(int, ThreadLocalQuarantineSizeKb, -1,
"Size in KB of per-thread cache used to offload the global "
"quarantine. Lower value may reduce memory usage but might increase "
"the contention on the global quarantine. Defaults to 16KB (32-bit) "
"or 64KB (64-bit)")
// Default value is set in scudo_flags.cpp based on architecture.
SCUDO_FLAG(int, QuarantineChunksUpToSize, -1,
"Size in bytes up to which chunks will be quarantined (if lower than"
"or equal to). Defaults to 256 (32-bit) or 2048 (64-bit)")
// Disable the deallocation type check by default on Android, it causes too many
// issues with third party libraries.
SCUDO_FLAG(bool, DeallocationTypeMismatch, !SANITIZER_ANDROID,
"Report errors on malloc/delete, new/free, new/delete[], etc.")
SCUDO_FLAG(bool, DeleteSizeMismatch, true,
"Report errors on mismatch between size of new and delete.")
SCUDO_FLAG(bool, ZeroContents, false,
"Zero chunk contents on allocation and deallocation.")
|
