minetest/src/nameidmapping.cpp

34 lines
830 B
C++

// Luanti
// SPDX-License-Identifier: LGPL-2.1-or-later
// Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
#include "nameidmapping.h"
#include "exceptions.h"
#include "util/serialize.h"
void NameIdMapping::serialize(std::ostream &os) const
{
writeU8(os, 0); // version
writeU16(os, m_id_to_name.size());
for (const auto &i : m_id_to_name) {
writeU16(os, i.first);
os << serializeString16(i.second);
}
}
void NameIdMapping::deSerialize(std::istream &is)
{
int version = readU8(is);
if (version != 0)
throw SerializationError("unsupported NameIdMapping version");
u32 count = readU16(is);
m_id_to_name.clear();
m_name_to_id.clear();
for (u32 i = 0; i < count; i++) {
u16 id = readU16(is);
std::string name = deSerializeString16(is);
m_id_to_name[id] = name;
m_name_to_id[name] = id;
}
}