gecko-dev/netwerk/protocol/about/nsAboutCacheEntry.h

86 строки
2.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsAboutCacheEntry_h__
#define nsAboutCacheEntry_h__
#include "nsIAboutModule.h"
#include "nsICacheEntryOpenCallback.h"
#include "nsICacheEntry.h"
#include "nsIStreamListener.h"
#include "nsString.h"
#include "nsCOMPtr.h"
class nsIAsyncOutputStream;
class nsIInputStream;
class nsILoadContextInfo;
class nsIURI;
class nsAboutCacheEntry final : public nsIAboutModule {
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIABOUTMODULE
private:
virtual ~nsAboutCacheEntry() = default;
class Channel final : public nsICacheEntryOpenCallback,
public nsICacheEntryMetaDataVisitor,
public nsIStreamListener,
public nsIChannel {
public:
NS_DECL_ISUPPORTS
NS_DECL_NSICACHEENTRYOPENCALLBACK
NS_DECL_NSICACHEENTRYMETADATAVISITOR
NS_DECL_NSIREQUESTOBSERVER
NS_DECL_NSISTREAMLISTENER
NS_FORWARD_SAFE_NSICHANNEL(mChannel)
NS_FORWARD_SAFE_NSIREQUEST(mChannel)
Channel() : mBuffer(nullptr), mWaitingForData(false), mHexDumpState(0) {}
private:
virtual ~Channel() = default;
public:
[[nodiscard]] nsresult Init(nsIURI* uri, nsILoadInfo* aLoadInfo);
[[nodiscard]] nsresult GetContentStream(nsIURI*, nsIInputStream**);
[[nodiscard]] nsresult OpenCacheEntry(nsIURI*);
[[nodiscard]] nsresult OpenCacheEntry();
[[nodiscard]] nsresult WriteCacheEntryDescription(nsICacheEntry*);
[[nodiscard]] nsresult WriteCacheEntryUnavailable();
[[nodiscard]] nsresult ParseURI(nsIURI* uri, nsACString& storageName,
nsILoadContextInfo** loadInfo,
nsCString& enahnceID, nsIURI** cacheUri);
void CloseContent();
[[nodiscard]] static nsresult PrintCacheData(
nsIInputStream* aInStream, void* aClosure, const char* aFromSegment,
uint32_t aToOffset, uint32_t aCount, uint32_t* aWriteCount);
private:
nsCString mStorageName, mEnhanceId;
nsCOMPtr<nsILoadContextInfo> mLoadInfo;
nsCOMPtr<nsIURI> mCacheURI;
nsCString* mBuffer;
nsCOMPtr<nsIAsyncOutputStream> mOutputStream;
bool mWaitingForData;
uint32_t mHexDumpState;
nsCOMPtr<nsIChannel> mChannel;
};
};
#define NS_ABOUT_CACHE_ENTRY_MODULE_CID \
{ /* 7fa5237d-b0eb-438f-9e50-ca0166e63788 */ \
0x7fa5237d, 0xb0eb, 0x438f, { \
0x9e, 0x50, 0xca, 0x01, 0x66, 0xe6, 0x37, 0x88 \
} \
}
#endif // nsAboutCacheEntry_h__