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/* Copyright 2015 OpenMarket Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef OLM_ACCOUNT_HH_
#define OLM_ACCOUNT_HH_
#include "olm/list.hh"
#include "olm/crypto.hh"
#include "olm/error.hh"
#include <cstdint>
namespace olm {
struct LocalKey {
std::uint32_t id;
Curve25519KeyPair key;
};
struct SignedKey : LocalKey {
std::uint8_t signature[64];
};
static std::size_t const MAX_ONE_TIME_KEYS = 100;
struct Account {
LocalKey identity_key;
LocalKey last_resort_one_time_key;
List<LocalKey, MAX_ONE_TIME_KEYS> one_time_keys;
ErrorCode last_error;
/** Number of random bytes needed to create a new account */
std::size_t new_account_random_length();
/** Create a new account. Returns NOT_ENOUGH_RANDOM if the number of random
* bytes is too small. */
std::size_t new_account(
uint8_t const * random, std::size_t random_length
);
LocalKey const * lookup_key(
std::uint32_t id
);
std::size_t remove_key(
std::uint32_t id
);
};
std::size_t pickle_length(
Account const & value
);
std::uint8_t * pickle(
std::uint8_t * pos,
Account const & value
);
std::uint8_t const * unpickle(
std::uint8_t const * pos, std::uint8_t const * end,
Account & value
);
} // namespace olm
#endif /* OLM_ACCOUNT_HH_ */
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