| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "sandbox/linux/services/resource_limits.h" |
| |
| #include <sys/resource.h> |
| #include <sys/time.h> |
| |
| #include <algorithm> |
| |
| namespace sandbox { |
| |
| // static |
| bool ResourceLimits::Lower(int resource, rlim_t limit) { |
| struct rlimit old_rlimit; |
| if (getrlimit(resource, &old_rlimit)) |
| return false; |
| // Make sure we don't raise the existing limit. |
| const struct rlimit new_rlimit = {std::min(old_rlimit.rlim_cur, limit), |
| std::min(old_rlimit.rlim_max, limit)}; |
| int rc = setrlimit(resource, &new_rlimit); |
| return rc == 0; |
| } |
| |
| } // namespace sandbox |