| // Copyright (c) 2012 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 "ppapi/shared_impl/ppapi_permissions.h" |
| |
| #include "base/logging.h" |
| |
| namespace ppapi { |
| |
| PpapiPermissions::PpapiPermissions() : permissions_(0) { |
| } |
| |
| PpapiPermissions::PpapiPermissions(uint32 perms) : permissions_(perms) { |
| } |
| |
| PpapiPermissions::~PpapiPermissions() { |
| } |
| |
| bool PpapiPermissions::HasPermission(Permission perm) const { |
| // Check that "perm" is a power of two to make sure the caller didn't set |
| // more than one permission bit. We may want to change how permissions are |
| // represented in the future so don't want callers making assumptions about |
| // bits. |
| uint32 perm_int = static_cast<uint32>(perm); |
| DCHECK((perm_int & (perm_int - 1)) == 0); |
| return !!(permissions_ & perm_int); |
| } |
| |
| } // namespace ppapi |
