| /* |
| * Copyright (C) 2018 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "OriginThreadLocalCache.h" |
| |
| #include "CommonVM.h" |
| #include "SecurityOriginHash.h" |
| #include <wtf/HashMap.h> |
| #include <wtf/NeverDestroyed.h> |
| |
| namespace WebCore { |
| |
| typedef HashMap<RefPtr<SecurityOrigin>, OriginThreadLocalCache*> ThreadLocalCacheMap; |
| |
| static ThreadLocalCacheMap& threadLocalCacheMap() |
| { |
| static NeverDestroyed<ThreadLocalCacheMap> map; |
| return map; |
| } |
| |
| Ref<OriginThreadLocalCache> OriginThreadLocalCache::create(SecurityOrigin& key) |
| { |
| auto iter = threadLocalCacheMap().find(&key); |
| if (iter != threadLocalCacheMap().end()) |
| return *iter->value; |
| |
| return adoptRef(*new OriginThreadLocalCache(key)); |
| } |
| |
| OriginThreadLocalCache::~OriginThreadLocalCache() |
| { |
| bool result = threadLocalCacheMap().remove(m_key); |
| RELEASE_ASSERT(result); |
| } |
| |
| OriginThreadLocalCache::OriginThreadLocalCache(SecurityOrigin& key) |
| : ThreadLocalCache(commonVM().heap, JSC::uniqueSecurityOriginToken()) |
| , m_key(&key) |
| { |
| auto result = threadLocalCacheMap().add(&key, this); |
| RELEASE_ASSERT(result); |
| } |
| |
| } // namespace WebCore |
| |