minetest/src/nameidmapping.cpp
2011-11-29 19:13:46 +02:00

51 lines
1.5 KiB
C++

/*
Minetest-c55
Copyright (C) 2011 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "nameidmapping.h"
#include "utility.h"
void NameIdMapping::serialize(std::ostream &os) const
{
writeU8(os, 0); // version
writeU16(os, m_id_to_name.size());
for(std::map<u16, std::string>::const_iterator
i = m_id_to_name.begin();
i != m_id_to_name.end(); i++){
writeU16(os, i->first);
os<<serializeString(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 = deSerializeString(is);
m_id_to_name[id] = name;
m_name_to_id[name] = id;
}
}