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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 CONTENT_BROWSER_CERT_STORE_IMPL_H_
#define CONTENT_BROWSER_CERT_STORE_IMPL_H_
#include <map>
#include "base/memory/singleton.h"
#include "base/synchronization/lock.h"
#include "content/public/browser/cert_store.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
#include "net/cert/x509_certificate.h"
namespace content {
class CertStoreImpl : public CertStore,
public NotificationObserver {
public:
// Returns the singleton instance of the CertStore.
static CertStoreImpl* GetInstance();
// CertStore implementation:
virtual int StoreCert(net::X509Certificate* cert,
int render_process_host_id) OVERRIDE;
virtual bool RetrieveCert(int cert_id,
scoped_refptr<net::X509Certificate>* cert) OVERRIDE;
// NotificationObserver implementation.
virtual void Observe(int type,
const NotificationSource& source,
const NotificationDetails& details) OVERRIDE;
protected:
CertStoreImpl();
virtual ~CertStoreImpl();
private:
friend struct DefaultSingletonTraits<CertStoreImpl>;
void RegisterForNotification();
// Remove the specified cert from id_to_cert_ and cert_to_id_.
// NOTE: the caller (RemoveCertsForRenderProcesHost) must hold cert_lock_.
void RemoveCertInternal(int cert_id);
// Removes all the certs associated with the specified process from the store.
void RemoveCertsForRenderProcesHost(int render_process_host_id);
typedef std::multimap<int, int> IDMap;
typedef std::map<int, scoped_refptr<net::X509Certificate> > CertMap;
typedef std::map<net::X509Certificate*, int, net::X509Certificate::LessThan>
ReverseCertMap;
// Is only used on the UI Thread.
NotificationRegistrar registrar_;
IDMap process_id_to_cert_id_;
IDMap cert_id_to_process_id_;
CertMap id_to_cert_;
ReverseCertMap cert_to_id_;
int next_cert_id_;
// This lock protects: process_to_ids_, id_to_processes_, id_to_cert_ and
// cert_to_id_.
base::Lock cert_lock_;
DISALLOW_COPY_AND_ASSIGN(CertStoreImpl);
};
} // namespace content
#endif // CONTENT_BROWSER_CERT_STORE_IMPL_H_
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