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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_NET_CRL_SET_FETCHER_H_
#define CHROME_BROWSER_NET_CRL_SET_FETCHER_H_
#include <string>
#include "base/compiler_specific.h"
#include "base/memory/ref_counted.h"
#include "chrome/browser/component_updater/component_updater_service.h"
class FilePath;
namespace base {
class DictionaryValue;
}
namespace net {
class CRLSet;
}
class ComponentUpdateService;
class CRLSetFetcher : public ComponentInstaller,
public base::RefCountedThreadSafe<CRLSetFetcher> {
public:
CRLSetFetcher();
void StartInitialLoad(ComponentUpdateService* cus);
// ComponentInstaller interface
virtual void OnUpdateError(int error) OVERRIDE;
virtual bool Install(base::DictionaryValue* manifest,
const FilePath& unpack_path) OVERRIDE;
private:
friend class base::RefCountedThreadSafe<CRLSetFetcher>;
virtual ~CRLSetFetcher();
// GetCRLSetFilePath gets the path of the CRL set file in the user data
// dir.
bool GetCRLSetFilePath(FilePath* path) const;
// DoInitialLoadFromDisk runs on the FILE thread and attempts to load a CRL
// set from the user-data dir. It then registers this object as a component
// in order to get updates.
void DoInitialLoadFromDisk();
// LoadFromDisk runs on the FILE thread and attempts to load a CRL set
// from |load_from|.
void LoadFromDisk(FilePath load_from,
scoped_refptr<net::CRLSet>* out_crl_set);
// SetCRLSetIfNewer runs on the IO thread and installs a CRL set
// as the global CRL set if it's newer than the existing one.
void SetCRLSetIfNewer(scoped_refptr<net::CRLSet> crl_set);
// RegisterComponent registers this object as a component updater.
void RegisterComponent(uint32 sequence_of_loaded_crl);
ComponentUpdateService* cus_;
// We keep a pointer to the current CRLSet for use on the FILE thread when
// applying delta updates.
scoped_refptr<net::CRLSet> crl_set_;
DISALLOW_COPY_AND_ASSIGN(CRLSetFetcher);
};
#endif // CHROME_BROWSER_NET_CRL_SET_FETCHER_H_
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