StorageNamespaceImpl.cpp [plain text]
#include "config.h"
#include "StorageNamespaceImpl.h"
#include "StorageAreaImpl.h"
#include "StorageAreaMap.h"
#include "WebPage.h"
#include "WebPageGroupProxy.h"
#include "WebProcess.h"
#include <WebCore/PageGroup.h>
#include <WebCore/SecurityOrigin.h>
#include <WebCore/Settings.h>
using namespace WebCore;
namespace WebKit {
RefPtr<StorageNamespaceImpl> StorageNamespaceImpl::createSessionStorageNamespace(uint64_t identifier, unsigned quotaInBytes)
{
return adoptRef(new StorageNamespaceImpl(SessionStorage, identifier, nullptr, quotaInBytes));
}
RefPtr<StorageNamespaceImpl> StorageNamespaceImpl::createLocalStorageNamespace(uint64_t identifier, unsigned quotaInBytes)
{
return adoptRef(new StorageNamespaceImpl(LocalStorage, identifier, nullptr, quotaInBytes));
}
RefPtr<StorageNamespaceImpl> StorageNamespaceImpl::createTransientLocalStorageNamespace(uint64_t identifier, WebCore::SecurityOrigin& topLevelOrigin, uint64_t quotaInBytes)
{
return adoptRef(new StorageNamespaceImpl(LocalStorage, identifier, &topLevelOrigin, quotaInBytes));
}
StorageNamespaceImpl::StorageNamespaceImpl(WebCore::StorageType storageType, uint64_t storageNamespaceID, WebCore::SecurityOrigin* topLevelOrigin, unsigned quotaInBytes)
: m_storageType(storageType)
, m_storageNamespaceID(storageNamespaceID)
, m_topLevelOrigin(topLevelOrigin)
, m_quotaInBytes(quotaInBytes)
{
}
StorageNamespaceImpl::~StorageNamespaceImpl()
{
}
void StorageNamespaceImpl::didDestroyStorageAreaMap(StorageAreaMap& map)
{
m_storageAreaMaps.remove(SecurityOriginData::fromSecurityOrigin(map.securityOrigin()));
}
RefPtr<StorageArea> StorageNamespaceImpl::storageArea(const SecurityOriginData& securityOrigin)
{
RefPtr<StorageAreaMap> map;
auto& slot = m_storageAreaMaps.add(securityOrigin, nullptr).iterator->value;
if (!slot) {
map = StorageAreaMap::create(this, securityOrigin.securityOrigin());
slot = map.get();
} else
map = slot;
return StorageAreaImpl::create(map.releaseNonNull());
}
RefPtr<StorageNamespace> StorageNamespaceImpl::copy(Page* newPage)
{
ASSERT(m_storageNamespaceID);
return createSessionStorageNamespace(WebPage::fromCorePage(newPage)->pageID(), m_quotaInBytes);
}
}