diff options
author | Kostya Kortchinsky <kostyak@google.com> | 2017-12-13 20:41:35 +0000 |
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committer | Kostya Kortchinsky <kostyak@google.com> | 2017-12-13 20:41:35 +0000 |
commit | e48d698dc9f9532fb51a8eff9558176c60da4300 (patch) | |
tree | 64534f0401b05bbdd9f0461996b4f4c353f77b25 /include/sanitizer | |
parent | ad977cc9521dd2e264a2cdcbba3b2afc5084d0d3 (diff) |
[scudo] Adding a public Scudo interface
Summary:
The first and only function to start with allows to set the soft or hard RSS
limit at runtime. Add associated tests.
Reviewers: alekseyshl
Reviewed By: alekseyshl
Subscribers: mgorny, #sanitizers, llvm-commits
Differential Revision: https://reviews.llvm.org/D41128
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@320611 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/sanitizer')
-rw-r--r-- | include/sanitizer/scudo_interface.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/include/sanitizer/scudo_interface.h b/include/sanitizer/scudo_interface.h new file mode 100644 index 000000000..cab7e0f5f --- /dev/null +++ b/include/sanitizer/scudo_interface.h @@ -0,0 +1,34 @@ +//===-- sanitizer/scudo_interface.h -----------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +/// Public Scudo interface header. +// +//===----------------------------------------------------------------------===// +#ifndef SANITIZER_SCUDO_INTERFACE_H_ +#define SANITIZER_SCUDO_INTERFACE_H_ + +#include <sanitizer/common_interface_defs.h> + +#ifdef __cplusplus +extern "C" { +#endif + // This function may be optionally provided by a user and should return + // a string containing Scudo runtime options. See scudo_flags.h for details. + const char* __scudo_default_options(); + + // This function allows to set the RSS limit at runtime. This can be either + // the hard limit (HardLimit=1) or the soft limit (HardLimit=0). The limit + // can be removed by setting LimitMb to 0. This function's parameters should + // be fully trusted to avoid security mishaps. + void __scudo_set_rss_limit(unsigned long LimitMb, int HardLimit); +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // SANITIZER_SCUDO_INTERFACE_H_ |