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// Copyright 2015 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_EXTENSIONS_API_PLATFORM_KEYS_VERIFY_TRUST_API_H_
#define CHROME_BROWSER_EXTENSIONS_API_PLATFORM_KEYS_VERIFY_TRUST_API_H_
#include <string>
#include "base/callback.h"
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/scoped_observer.h"
#include "content/public/browser/browser_thread.h"
#include "extensions/browser/browser_context_keyed_api_factory.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/browser/extension_registry_observer.h"
namespace content {
class BrowserContext;
} // namespace content
namespace extensions {
namespace api {
namespace platform_keys {
namespace VerifyTLSServerCertificate {
struct Params;
} // namespace VerifyTLSServerCertificate
} // namespace platform_keys
} // namespace api
// This keyed service is used by the platformKeys.verifyTLSServerCertificate for
// caching and to reuse objects between multiple API calls (e.g. the
// net::CertVerifier).
class VerifyTrustAPI : public BrowserContextKeyedAPI,
public ExtensionRegistryObserver {
public:
// Will be called with |return_value| set to the verification result (net::OK
// if the certificate is trusted, otherwise a net error code) and
// |cert_status| to the bitwise-OR of CertStatus flags. If an error occured
// during processing the parameters, |error| is set to an english error
// message and |return_value| and |cert_status| must be ignored.
using VerifyCallback = base::Callback<
void(const std::string& error, int return_value, int cert_status)>;
using Params = api::platform_keys::VerifyTLSServerCertificate::Params;
// Consumers should use the factory instead of this constructor.
explicit VerifyTrustAPI(content::BrowserContext* context);
~VerifyTrustAPI() override;
// Verifies the server certificate as described by |params| for the
// extension with id |extension_id|. When verification is complete
// (successful or not), the result will be passed to |callback|.
//
// Note: It is safe to delete this object while there are still
// outstanding operations. However, if this happens, |callback|
// will NOT be called.
void Verify(scoped_ptr<Params> params,
const std::string& extension_id,
const VerifyCallback& callback);
// ExtensionRegistryObserver:
void OnExtensionUnloaded(content::BrowserContext* browser_context,
const Extension* extension,
UnloadedExtensionInfo::Reason reason) override;
// BrowserContextKeyedAPI:
static BrowserContextKeyedAPIFactory<VerifyTrustAPI>* GetFactoryInstance();
protected:
static const bool kServiceRedirectedInIncognito = true;
static const bool kServiceIsCreatedWithBrowserContext = false;
static const bool kServiceIsNULLWhileTesting = true;
private:
class IOPart;
friend class BrowserContextKeyedAPIFactory<VerifyTrustAPI>;
// Calls |ui_callback| with the given parameters.
void FinishedVerificationOnUI(const VerifyCallback& ui_callback,
const std::string& error,
int return_value,
int cert_status);
// Calls |ui_callback| on the UIThread with the given arguments.
static void CallBackOnUI(const VerifyCallback& ui_callback,
const std::string& error,
int return_value,
int cert_status);
// BrowserContextKeyedAPI implementation.
static const char* service_name() { return "VerifyTrustAPI"; }
// Created on the UIThread but must be used and destroyed only on the
// IOThread.
scoped_ptr<IOPart, content::BrowserThread::DeleteOnIOThread> io_part_;
ScopedObserver<ExtensionRegistry, ExtensionRegistryObserver>
registry_observer_;
base::WeakPtrFactory<VerifyTrustAPI> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(VerifyTrustAPI);
};
template <>
void BrowserContextKeyedAPIFactory<
VerifyTrustAPI>::DeclareFactoryDependencies();
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_API_PLATFORM_KEYS_VERIFY_TRUST_API_H_
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