1/* 2 * Copyright (C) 2013 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include "config.h" 32#include "modules/crypto/WorkerGlobalScopeCrypto.h" 33 34#include "core/dom/ScriptExecutionContext.h" 35#include "modules/crypto/WorkerCrypto.h" 36 37namespace WebCore { 38 39WorkerGlobalScopeCrypto::WorkerGlobalScopeCrypto() 40{ 41} 42 43WorkerGlobalScopeCrypto::~WorkerGlobalScopeCrypto() 44{ 45} 46 47const char* WorkerGlobalScopeCrypto::supplementName() 48{ 49 return "WorkerGlobalScopeCrypto"; 50} 51 52WorkerGlobalScopeCrypto* WorkerGlobalScopeCrypto::from(ScriptExecutionContext* context) 53{ 54 WorkerGlobalScopeCrypto* supplement = static_cast<WorkerGlobalScopeCrypto*>(Supplement<ScriptExecutionContext>::from(context, supplementName())); 55 if (!supplement) { 56 supplement = new WorkerGlobalScopeCrypto(); 57 provideTo(context, supplementName(), adoptPtr(supplement)); 58 } 59 return supplement; 60} 61 62WorkerCrypto* WorkerGlobalScopeCrypto::crypto(ScriptExecutionContext* context) 63{ 64 return WorkerGlobalScopeCrypto::from(context)->crypto(); 65} 66 67WorkerCrypto* WorkerGlobalScopeCrypto::crypto() const 68{ 69 if (!m_crypto) 70 m_crypto = WorkerCrypto::create(); 71 return m_crypto.get(); 72} 73 74} // namespace WebCore 75