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// Copyright 2013 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.
//
// Generates fingerprints appropriate for sending to the Google Wallet Risk
// engine, which is the fraud-detection engine used for purchases powered by
// Google Wallet. A fingerprint encapsulates machine and user characteristics.
// Because much of the data is privacy-sensitive, fingerprints should only be
// generated with explicit user consent, including consent to gather geolocation
// data.
#ifndef COMPONENTS_AUTOFILL_CONTENT_BROWSER_RISK_FINGERPRINT_H_
#define COMPONENTS_AUTOFILL_CONTENT_BROWSER_RISK_FINGERPRINT_H_
#include <string>
#include "base/basictypes.h"
#include "base/callback_forward.h"
#include "base/memory/scoped_ptr.h"
#include "components/autofill/core/browser/autofill_manager_delegate.h"
class PrefService;
namespace base {
class Time;
}
namespace content {
class WebContents;
}
namespace gfx {
class Rect;
}
namespace blink {
struct WebScreenInfo;
}
namespace autofill {
namespace risk {
class Fingerprint;
// Asynchronously calls |callback| with statistics that, collectively, provide a
// unique fingerprint for this (machine, user) pair, used for fraud prevention.
// |obfuscated_gaia_id| is an obfuscated user id for Google's authentication
// system. |window_bounds| should be the bounds of the containing Chrome window.
// |web_contents| should be the host for the page the user is interacting with.
// |version| is the version number of the application. |charset| is the default
// character set. |accept_languages| is the Accept-Languages setting.
// |install_time| is the absolute time of installation.
void GetFingerprint(
uint64 obfuscated_gaia_id,
const gfx::Rect& window_bounds,
const content::WebContents& web_contents,
const std::string& version,
const std::string& charset,
const std::string& accept_languages,
const base::Time& install_time,
const std::string& app_locale,
const std::string& user_agent,
const base::Callback<void(scoped_ptr<Fingerprint>)>& callback);
} // namespace risk
} // namespace autofill
#endif // COMPONENTS_AUTOFILL_CONTENT_BROWSER_RISK_FINGERPRINT_H_
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