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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSKEY_CREDENTIAL_H_
#define COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSKEY_CREDENTIAL_H_
#include <stdint.h>
#include <optional>
#include <string>
#include <vector>
#include "base/containers/span.h"
#include "base/time/time.h"
#include "base/types/strong_alias.h"
#include "build/build_config.h"
#if !BUILDFLAG(IS_ANDROID)
#include "components/sync/protocol/webauthn_credential_specifics.pb.h"
#endif // !BUILDFLAG(IS_ANDROID)
namespace password_manager {
// Represents a Web Authentication passkey credential to be displayed in
// autofill and password manager selection contexts.
class PasskeyCredential {
public:
enum class Source {
kAndroidPhone,
kTouchId,
kWindowsHello,
kICloudKeychain,
kGooglePasswordManager,
kOther,
};
using RpId = base::StrongAlias<class RpIdTag, std::string>;
using CredentialId =
base::StrongAlias<class CredentialIdTag, std::vector<uint8_t>>;
using UserId = base::StrongAlias<class UserIdTag, std::vector<uint8_t>>;
using Username = base::StrongAlias<class UsernameTag, std::string>;
using DisplayName = base::StrongAlias<class DisplayNameTag, std::string>;
#if !BUILDFLAG(IS_ANDROID)
static std::vector<PasskeyCredential> FromCredentialSpecifics(
base::span<const sync_pb::WebauthnCredentialSpecifics> passkeys);
#endif // !BUILDFLAG(IS_ANDROID)
PasskeyCredential(Source source,
RpId rp_id,
CredentialId credential_id,
UserId user_id,
Username username = Username(""),
DisplayName display_name = DisplayName(""),
// Must be provided for kAndroidPhone credentials.
std::optional<base::Time> creation_time = std::nullopt);
~PasskeyCredential();
PasskeyCredential(const PasskeyCredential&);
PasskeyCredential& operator=(const PasskeyCredential&);
PasskeyCredential(PasskeyCredential&&);
PasskeyCredential& operator=(PasskeyCredential&&);
// Returns the user-friendly label for the authenticator this credential
// belongs to.
std::u16string GetAuthenticatorLabel() const;
// Sets an authenticator label for this passkey. If no label is set, the
// source type will determine the result of GetAuthenticatorLabel().
void SetAuthenticatorLabel(const std::u16string& authenticator_label);
Source source() const { return source_; }
const std::string& rp_id() const { return rp_id_; }
const std::vector<uint8_t>& credential_id() const { return credential_id_; }
const std::vector<uint8_t>& user_id() const { return user_id_; }
const std::string& username() const { return username_; }
const std::string& display_name() const { return display_name_; }
const std::optional<base::Time>& creation_time() const {
return creation_time_;
}
private:
std::u16string GetAuthenticatorLabelBySourceType() const;
friend bool operator==(const PasskeyCredential& lhs,
const PasskeyCredential& rhs);
// Authenticator type this passkey belongs to.
Source source_;
// The relying party identifier.
// https://w3c.github.io/webauthn/#relying-party-identifier
std::string rp_id_;
// The credential identifier.
// https://w3c.github.io/webauthn/#credential-id
std::vector<uint8_t> credential_id_;
// The user's identifier handle.
// https://w3c.github.io/webauthn/#user-handle
std::vector<uint8_t> user_id_;
// The user's name.
// https://w3c.github.io/webauthn/#dom-publickeycredentialentity-name
std::string username_;
// The user's display name.
// https://w3c.github.io/webauthn/#dom-publickeycredentialuserentity-displayname
std::string display_name_;
// An optional label for the authenticator. If this is not set, a generic
// device name will be returned by GetAuthenticatorLabel().
std::optional<std::u16string> authenticator_label_;
// The time when the credential was created. Used for display in management
// UIs. This value is not available for passkeys from some sources.
std::optional<base::Time> creation_time_;
};
bool operator==(const PasskeyCredential& lhs, const PasskeyCredential& rhs);
} // namespace password_manager
#endif // COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSKEY_CREDENTIAL_H_
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