зеркало из https://github.com/mozilla/gecko-dev.git
135 строки
4.0 KiB
C++
135 строки
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsDiskCache.h"
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#include "nsDiskCacheEntry.h"
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#include "nsDiskCacheBinding.h"
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#include "nsCRT.h"
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#include "nsCache.h"
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#include "nsISerializable.h"
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#include "nsSerializationHelper.h"
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/******************************************************************************
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* nsDiskCacheEntry
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*****************************************************************************/
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/**
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* CreateCacheEntry()
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*
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* Creates an nsCacheEntry and sets all fields except for the binding.
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*/
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nsCacheEntry *
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nsDiskCacheEntry::CreateCacheEntry(nsCacheDevice * device)
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{
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nsCacheEntry * entry = nsnull;
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nsresult rv = nsCacheEntry::Create(Key(),
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nsICache::STREAM_BASED,
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nsICache::STORE_ON_DISK,
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device,
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&entry);
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if (NS_FAILED(rv) || !entry) return nsnull;
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entry->SetFetchCount(mFetchCount);
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entry->SetLastFetched(mLastFetched);
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entry->SetLastModified(mLastModified);
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entry->SetExpirationTime(mExpirationTime);
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entry->SetCacheDevice(device);
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// XXX why does nsCacheService have to fill out device in BindEntry()?
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entry->SetDataSize(mDataSize);
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rv = entry->UnflattenMetaData(MetaData(), mMetaDataSize);
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if (NS_FAILED(rv)) {
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delete entry;
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return nsnull;
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}
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// Restore security info, if present
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const char* info = entry->GetMetaDataElement("security-info");
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if (info) {
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nsCOMPtr<nsISupports> infoObj;
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rv = NS_DeserializeObject(nsDependentCString(info),
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getter_AddRefs(infoObj));
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if (NS_FAILED(rv)) {
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delete entry;
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return nsnull;
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}
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entry->SetSecurityInfo(infoObj);
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}
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return entry;
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}
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/******************************************************************************
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* nsDiskCacheEntryInfo
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*****************************************************************************/
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NS_IMPL_ISUPPORTS1(nsDiskCacheEntryInfo, nsICacheEntryInfo)
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NS_IMETHODIMP nsDiskCacheEntryInfo::GetClientID(char ** clientID)
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{
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NS_ENSURE_ARG_POINTER(clientID);
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return ClientIDFromCacheKey(nsDependentCString(mDiskEntry->Key()), clientID);
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}
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extern const char DISK_CACHE_DEVICE_ID[];
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NS_IMETHODIMP nsDiskCacheEntryInfo::GetDeviceID(char ** deviceID)
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{
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NS_ENSURE_ARG_POINTER(deviceID);
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*deviceID = NS_strdup(mDeviceID);
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return *deviceID ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
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}
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NS_IMETHODIMP nsDiskCacheEntryInfo::GetKey(nsACString &clientKey)
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{
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return ClientKeyFromCacheKey(nsDependentCString(mDiskEntry->Key()), clientKey);
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}
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NS_IMETHODIMP nsDiskCacheEntryInfo::GetFetchCount(PRInt32 *aFetchCount)
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{
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NS_ENSURE_ARG_POINTER(aFetchCount);
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*aFetchCount = mDiskEntry->mFetchCount;
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return NS_OK;
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}
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NS_IMETHODIMP nsDiskCacheEntryInfo::GetLastFetched(PRUint32 *aLastFetched)
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{
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NS_ENSURE_ARG_POINTER(aLastFetched);
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*aLastFetched = mDiskEntry->mLastFetched;
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return NS_OK;
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}
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NS_IMETHODIMP nsDiskCacheEntryInfo::GetLastModified(PRUint32 *aLastModified)
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{
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NS_ENSURE_ARG_POINTER(aLastModified);
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*aLastModified = mDiskEntry->mLastModified;
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return NS_OK;
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}
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NS_IMETHODIMP nsDiskCacheEntryInfo::GetExpirationTime(PRUint32 *aExpirationTime)
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{
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NS_ENSURE_ARG_POINTER(aExpirationTime);
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*aExpirationTime = mDiskEntry->mExpirationTime;
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return NS_OK;
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}
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NS_IMETHODIMP nsDiskCacheEntryInfo::IsStreamBased(bool *aStreamBased)
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{
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NS_ENSURE_ARG_POINTER(aStreamBased);
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*aStreamBased = true;
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return NS_OK;
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}
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NS_IMETHODIMP nsDiskCacheEntryInfo::GetDataSize(PRUint32 *aDataSize)
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{
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NS_ENSURE_ARG_POINTER(aDataSize);
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*aDataSize = mDiskEntry->mDataSize;
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return NS_OK;
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}
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