1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
3 * This Source Code Form is subject to the terms of the Mozilla Public
4 * License, v. 2.0. If a copy of the MPL was not distributed with this
5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
7 #ifndef _nsCacheMetaData_h_
8 #define _nsCacheMetaData_h_
13 class nsICacheMetaDataVisitor
;
15 class nsCacheMetaData
{
17 nsCacheMetaData() : mBuffer(nullptr), mBufferSize(0), mMetaSize(0) { }
20 mBufferSize
= mMetaSize
= 0;
25 const char * GetElement(const char * key
);
27 nsresult
SetElement(const char * key
, const char * value
);
29 uint32_t Size(void) { return mMetaSize
; }
31 nsresult
FlattenMetaData(char * buffer
, uint32_t bufSize
);
33 nsresult
UnflattenMetaData(const char * buffer
, uint32_t bufSize
);
35 nsresult
VisitElements(nsICacheMetaDataVisitor
* visitor
);
38 nsresult
EnsureBuffer(uint32_t size
);
45 #endif // _nsCacheMetaData_h