sandbox/linux/services/resource_limits.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef SANDBOX_LINUX_SERVICES_RESOURCE_LIMITS_H_
   6 #define SANDBOX_LINUX_SERVICES_RESOURCE_LIMITS_H_
   7
   8 #include <sys/resource.h>
   9
  10 #include "base/basictypes.h"
  11 #include "base/compiler_specific.h"
  12 #include "base/macros.h"
  13 #include "sandbox/sandbox_export.h"
  14
  15 namespace sandbox {
  16
  17 // This class provides a small wrapper around setrlimit().
  18 class SANDBOX_EXPORT ResourceLimits {
  19  public:
  20   // Lower the soft and hard limit of |resource| to |limit|. If the current
  21   // limit is lower than |limit|, keep it.
  22   static bool Lower(int resource, rlim_t limit) WARN_UNUSED_RESULT;
  23
  24  private:
  25   DISALLOW_IMPLICIT_CONSTRUCTORS(ResourceLimits);
  26 };
  27
  28 }  // namespace sandbox
  29
  30 #endif  // SANDBOX_LINUX_SERVICES_RESOURCE_LIMITS_H_