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Diffstat (limited to 'WebCore/platform/network/BlobRegistryImpl.cpp')
-rw-r--r-- | WebCore/platform/network/BlobRegistryImpl.cpp | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/WebCore/platform/network/BlobRegistryImpl.cpp b/WebCore/platform/network/BlobRegistryImpl.cpp deleted file mode 100644 index 2c4e8fa..0000000 --- a/WebCore/platform/network/BlobRegistryImpl.cpp +++ /dev/null @@ -1,178 +0,0 @@ -/* - * Copyright (C) 2010 Google 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: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * 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. - * * Neither the name of Google Inc. nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "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 THE COPYRIGHT - * OWNER 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" - -#if ENABLE(BLOB) - -#include "BlobRegistryImpl.h" - -#include "BlobResourceHandle.h" -#include "ResourceError.h" -#include "ResourceHandle.h" -#include "ResourceLoader.h" -#include "ResourceRequest.h" -#include "ResourceResponse.h" -#include <wtf/MainThread.h> -#include <wtf/StdLibExtras.h> - -namespace WebCore { - -#if !PLATFORM(CHROMIUM) -BlobRegistry& blobRegistry() -{ - ASSERT(isMainThread()); - DEFINE_STATIC_LOCAL(BlobRegistryImpl, instance, ()); - return instance; -} -#endif - -bool BlobRegistryImpl::shouldLoadResource(const ResourceRequest& request) const -{ - // If the resource is not fetched using the GET method, bail out. - if (!equalIgnoringCase(request.httpMethod(), "GET")) - return false; - - return true; -} - -PassRefPtr<ResourceHandle> BlobRegistryImpl::createResourceHandle(const ResourceRequest& request, ResourceHandleClient* client) -{ - if (!shouldLoadResource(request)) - return 0; - - return BlobResourceHandle::create(m_blobs.get(request.url().string()), request, client); -} - -bool BlobRegistryImpl::loadResourceSynchronously(const ResourceRequest& request, ResourceError& error, ResourceResponse& response, Vector<char>& data) -{ - if (!shouldLoadResource(request)) - return false; - - BlobResourceHandle::loadResourceSynchronously(m_blobs.get(request.url().string()), request, error, response, data); - return true; -} - -void BlobRegistryImpl::appendStorageItems(BlobStorageData* blobStorageData, const BlobDataItemList& items) -{ - for (BlobDataItemList::const_iterator iter = items.begin(); iter != items.end(); ++iter) { - if (iter->type == BlobDataItem::Data) - blobStorageData->m_data.appendData(iter->data, iter->offset, iter->length); - else { - ASSERT(iter->type == BlobDataItem::File); - blobStorageData->m_data.appendFile(iter->path, iter->offset, iter->length, iter->expectedModificationTime); - } - } -} - -void BlobRegistryImpl::appendStorageItems(BlobStorageData* blobStorageData, const BlobDataItemList& items, long long offset, long long length) -{ - ASSERT(length != BlobDataItem::toEndOfFile); - - BlobDataItemList::const_iterator iter = items.begin(); - if (offset) { - for (; iter != items.end(); ++iter) { - if (offset >= iter->length) - offset -= iter->length; - else - break; - } - } - - for (; iter != items.end() && length > 0; ++iter) { - long long currentLength = iter->length - offset; - long long newLength = currentLength > length ? length : currentLength; - if (iter->type == BlobDataItem::Data) - blobStorageData->m_data.appendData(iter->data, iter->offset + offset, newLength); - else { - ASSERT(iter->type == BlobDataItem::File); - blobStorageData->m_data.appendFile(iter->path, iter->offset + offset, newLength, iter->expectedModificationTime); - } - length -= newLength; - offset = 0; - } -} - -void BlobRegistryImpl::registerBlobURL(const KURL& url, PassOwnPtr<BlobData> blobData) -{ - ASSERT(isMainThread()); - - RefPtr<BlobStorageData> blobStorageData = BlobStorageData::create(blobData->contentType(), blobData->contentDisposition()); - - // The blob data is stored in the "canonical" way. That is, it only contains a list of Data and File items. - // 1) The Data item is denoted by the raw data and the range. - // 2) The File item is denoted by the file path, the range and the expected modification time. - // All the Blob items in the passing blob data are resolved and expanded into a set of Data and File items. - - for (BlobDataItemList::const_iterator iter = blobData->items().begin(); iter != blobData->items().end(); ++iter) { - switch (iter->type) { - case BlobDataItem::Data: - blobStorageData->m_data.appendData(iter->data, 0, iter->data->length()); - break; - case BlobDataItem::File: - blobStorageData->m_data.appendFile(iter->path, iter->offset, iter->length, iter->expectedModificationTime); - break; - case BlobDataItem::Blob: - if (m_blobs.contains(iter->url.string())) - appendStorageItems(blobStorageData.get(), m_blobs.get(iter->url.string())->items(), iter->offset, iter->length); - break; - } - } - - m_blobs.set(url.string(), blobStorageData); -} - -void BlobRegistryImpl::registerBlobURL(const KURL& url, const KURL& srcURL) -{ - ASSERT(isMainThread()); - - RefPtr<BlobStorageData> src = m_blobs.get(srcURL.string()); - ASSERT(src); - if (!src) - return; - - m_blobs.set(url.string(), src); -} - -void BlobRegistryImpl::unregisterBlobURL(const KURL& url) -{ - ASSERT(isMainThread()); - m_blobs.remove(url.string()); -} - -PassRefPtr<BlobStorageData> BlobRegistryImpl::getBlobDataFromURL(const KURL& url) const -{ - ASSERT(isMainThread()); - return m_blobs.get(url.string()); -} - -} // namespace WebCore - -#endif // ENABLE(BLOB) |