archivereader.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* 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 ArchiveReader_h__
#define ArchiveReader_h__
 
#include <stdio.h>
#include <onlineupdate/mar.h>
#include "types.hxx"
 
// This class provides an API to extract files from an update archive.
class ArchiveReader
{
public:
    ArchiveReader() : mArchive(nullptr) {}
    ~ArchiveReader()
    {
        Close();
    }
 
    int Open(const NS_tchar *path);
    int VerifySignature();
    int VerifyProductInformation(const char *MARChannelID,
                                 const char *appVersion);
    void Close();
 
    int ExtractFile(const char *item, const NS_tchar *destination);
    int ExtractFileToStream(const char *item, FILE *fp);
 
private:
    int ExtractItemToStream(const MarItem *item, FILE *fp);
 
    MarFile *mArchive;
};
 
#endif  // ArchiveReader_h__