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/*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "kyber_common.h"
#include "types.h"
#include "logging.h"
size_t
kyber_privkey_size(kyber_parameter_e parameter)
{
switch (parameter) {
case kyber_768:
return 2400;
case kyber_1024:
return 3168;
default:
RNP_LOG("invalid parameter given");
throw rnp::rnp_exception(RNP_ERROR_BAD_PARAMETERS);
}
}
size_t
kyber_pubkey_size(kyber_parameter_e parameter)
{
switch (parameter) {
case kyber_768:
return 1184;
case kyber_1024:
return 1568;
default:
RNP_LOG("invalid parameter given");
throw rnp::rnp_exception(RNP_ERROR_BAD_PARAMETERS);
}
}
size_t
kyber_keyshare_size(kyber_parameter_e parameter)
{
switch (parameter) {
case kyber_768:
return 24;
case kyber_1024:
return 32;
default:
RNP_LOG("invalid parameter given");
throw rnp::rnp_exception(RNP_ERROR_BAD_PARAMETERS);
}
}
size_t
kyber_ciphertext_size(kyber_parameter_e parameter)
{
switch (parameter) {
case kyber_768:
return 1088;
case kyber_1024:
return 1568;
default:
RNP_LOG("invalid parameter given");
throw rnp::rnp_exception(RNP_ERROR_BAD_PARAMETERS);
}
}
pgp_kyber_public_key_t::pgp_kyber_public_key_t(const uint8_t * key_encoded,
size_t key_encoded_len,
kyber_parameter_e mode)
: key_encoded_(key_encoded, key_encoded + key_encoded_len), kyber_mode_(mode),
is_initialized_(true)
{
}
pgp_kyber_public_key_t::pgp_kyber_public_key_t(std::vector<uint8_t> const &key_encoded,
kyber_parameter_e mode)
: key_encoded_(key_encoded), kyber_mode_(mode), is_initialized_(true)
{
}
pgp_kyber_private_key_t::pgp_kyber_private_key_t(const uint8_t * key_encoded,
size_t key_encoded_len,
kyber_parameter_e mode)
: key_encoded_(key_encoded, key_encoded + key_encoded_len), kyber_mode_(mode),
is_initialized_(true)
{
}
pgp_kyber_private_key_t::pgp_kyber_private_key_t(std::vector<uint8_t> const &key_encoded,
kyber_parameter_e mode)
: key_encoded_(Botan::secure_vector<uint8_t>(key_encoded.begin(), key_encoded.end())),
kyber_mode_(mode), is_initialized_(true)
{
}