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// Copyright (C) 2021 Bayerische Motoren Werke Aktiengesellschaft (BMW AG)
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include "../include/command.hpp"
namespace vsomeip_v3 {
namespace protocol {
command::command(id_e _id)
: id_(_id),
version_(MAX_SUPPORTED_VERSION),
client_(0),
size_(0) {
}
void
command::serialize(std::vector<byte_t> &_buffer,
error_e &_error) const {
// buffer space reservation is done within the code of
// the derived classes that call this method
_buffer[0] = static_cast<byte_t>(id_);
std::memcpy(&_buffer[COMMAND_POSITION_VERSION], &version_,
sizeof(version_));
std::memcpy(&_buffer[COMMAND_POSITION_CLIENT], &client_,
sizeof(client_));
std::memcpy(&_buffer[COMMAND_POSITION_SIZE], &size_,
sizeof(size_));
_error = error_e::ERROR_OK;
}
void
command::deserialize(const std::vector<byte_t> &_buffer,
error_e &_error) {
// buffer size check (size >= header size) is
// done within the code of the derived classes
// that call this method
// If the id_ is set to "UNKNOWN", read it.
// Otherwise check it.
if (id_ == id_e::UNKNOWN_ID) {
id_ = static_cast<id_e>(_buffer[0]);
} else if (_buffer[0] != static_cast<byte_t>(id_)) {
_error = error_e::ERROR_MISMATCH;
return;
}
std::memcpy(&version_, &_buffer[COMMAND_POSITION_VERSION],
sizeof(version_));
std::memcpy(&client_, &_buffer[COMMAND_POSITION_CLIENT],
sizeof(client_));
std::memcpy(&size_, &_buffer[COMMAND_POSITION_SIZE],
sizeof(size_));
_error = error_e::ERROR_OK;
}
} // namespace protocol
} // namespace vsomeip
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