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/*
* // Copyright (c) 2016-2019, Jaguar0625, gimre, BloodyRookie, Tech Bureau, Corp.
* // Copyright (c) 2020-present, Jaguar0625, gimre, BloodyRookie.
* // All rights reserved.
* //
* // This file is part of Catapult.
* //
* // Catapult is free software: you can redistribute it and/or modify
* // it under the terms of the GNU Lesser General Public License as published by
* // the Free Software Foundation, either version 3 of the License, or
* // (at your option) any later version.
* //
* // Catapult is distributed in the hope that it will be useful,
* // but WITHOUT ANY WARRANTY; without even the implied warranty of
* // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* // GNU Lesser General Public License for more details.
* //
* // You should have received a copy of the GNU Lesser General Public License
* // along with Catapult. If not, see <http://www.gnu.org/licenses/>.
*/
use super::generator_utils::*;
use super::hash256_dto::*;
use super::lock_hash_algorithm_dto::*;
use super::unresolved_address_dto::*;
/// Binary layout for a secret proof transaction.
#[derive(Debug, Clone)]
pub struct SecretProofTransactionBodyBuilder {
/// Locked mosaic recipient address.
pub recipient_address: UnresolvedAddressDto,
/// Secret.
pub secret: Hash256Dto,
/// Hash algorithm.
pub hash_algorithm: LockHashAlgorithmDto,
/// Proof data.
pub proof: Vec<u8>,
}
impl SecretProofTransactionBodyBuilder {
/// Creates an instance of SecretProofTransactionBodyBuilder from binary payload.
/// payload: Byte payload to use to serialize the object.
/// # Returns
/// A SecretProofTransactionBodyBuilder.
pub fn from_binary(payload: &[u8]) -> Self {
let mut _bytes = payload.to_vec();
let recipient_address = UnresolvedAddressDto::from_binary(&_bytes); // kind:CUSTOM1
_bytes = _bytes[recipient_address.get_size()..].to_vec();
let secret = Hash256Dto::from_binary(&_bytes); // kind:CUSTOM1
_bytes = _bytes[secret.get_size()..].to_vec();
let buf = fixed_bytes::<2>(&_bytes);
let proof_size = u16::from_le_bytes(buf); // kind:SIZE_FIELD
_bytes = (&_bytes[2..]).to_vec();
let hash_algorithm = LockHashAlgorithmDto::from_binary(&_bytes); // kind:CUSTOM2
_bytes = (&_bytes[hash_algorithm.get_size()..]).to_vec();
let proof = (&_bytes[..proof_size as usize]).to_vec(); // kind:BUFFER
_bytes = (&_bytes[proof_size as usize..]).to_vec();
// create object and call.
SecretProofTransactionBodyBuilder { recipient_address, secret, hash_algorithm, proof } // TransactionBody
}
/// Gets the size of the type.
///
/// Returns:
/// A size in bytes.
pub fn get_size(&self) -> usize {
let mut size = 0;
size += self.recipient_address.get_size(); // recipient_address_size;
size += self.secret.get_size(); // secret_size;
size += 2; // proof_size;
size += self.hash_algorithm.get_size(); // hash_algorithm_size;
size += self.proof.len();
size
}
/// Serializes self to bytes.
///
/// # Returns
/// A Serialized bytes.
pub fn serializer(&self) -> Vec<u8> {
let mut buf: Vec<u8> = vec![];
buf.append(&mut self.recipient_address.serializer()); // kind:CUSTOM
buf.append(&mut self.secret.serializer()); // kind:CUSTOM
let size_value: u16 = self.proof.len() as u16;
buf.append(&mut size_value.to_le_bytes().to_vec()); // kind:SIZE_FIELD
buf.append(&mut self.hash_algorithm.serializer()); // kind:CUSTOM
buf.append(&mut self.proof.clone()); // kind:BUFFER
buf
}
}