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// Copyright 2015 The Weave 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 LIBWEAVE_SRC_PRIVET_SECURITY_DELEGATE_H_
#define LIBWEAVE_SRC_PRIVET_SECURITY_DELEGATE_H_
#include <memory>
#include <set>
#include <string>
#include <base/time/time.h>
#include "src/privet/privet_types.h"
namespace weave {
namespace privet {
// Interface to provide Security related logic for |PrivetHandler|.
class SecurityDelegate {
public:
virtual ~SecurityDelegate() {}
// Creates access token for the given scope, user id and |time|.
virtual bool CreateAccessToken(AuthType auth_type,
const std::string& auth_code,
AuthScope desired_scope,
std::string* access_token,
AuthScope* granted_scope,
base::TimeDelta* ttl,
ErrorPtr* error) = 0;
// Validates |token| and returns scope, user id parsed from that.
virtual bool ParseAccessToken(const std::string& token,
UserInfo* user_info,
ErrorPtr* error) const = 0;
// Returns list of pairing methods by device.
virtual std::set<PairingType> GetPairingTypes() const = 0;
// Returns list of crypto methods supported by devices.
virtual std::set<CryptoType> GetCryptoTypes() const = 0;
// Returns list of auth methods supported by devices.
virtual std::set<AuthType> GetAuthTypes() const = 0;
// Returns Root Client Authorization Token.
virtual std::string ClaimRootClientAuthToken(ErrorPtr* error) = 0;
// Confirms pending token claim or checks that token is valid for the active
// secret.
virtual bool ConfirmClientAuthToken(const std::string& token,
ErrorPtr* error) = 0;
virtual bool StartPairing(PairingType mode,
CryptoType crypto,
std::string* session_id,
std::string* device_commitment,
ErrorPtr* error) = 0;
virtual bool ConfirmPairing(const std::string& session_id,
const std::string& client_commitment,
std::string* fingerprint,
std::string* signature,
ErrorPtr* error) = 0;
virtual bool CancelPairing(const std::string& session_id,
ErrorPtr* error) = 0;
virtual std::string CreateSessionId() = 0;
};
} // namespace privet
} // namespace weave
#endif // LIBWEAVE_SRC_PRIVET_SECURITY_DELEGATE_H_
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