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/*
* UserListPacket.cpp
*
* Copyright (C) 2009 Matthias Schiffer <matthias@gamezock.de>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "UserListPacket.h"
#include <cstring>
#include <sstream>
namespace Mad {
namespace Net {
namespace Packets {
void UserListPacket::assemblePacket() {
std::string str;
for(std::vector<Common::UserInfo>::iterator user = userList.begin(); user != userList.end(); ++user)
str += user->getUsername() + "\n" + user->getFullName() + "\n";
setLength(sizeof(uint32_t) + sizeof(UserData)*userList.size() + str.length());
nUsers = (uint32_t*)rawData->data;
userData = (UserData*)(rawData->data + sizeof(uint32_t));
charData = (char*)(rawData->data + sizeof(uint32_t) + sizeof(UserData)*userList.size());
std::memcpy(charData, str.c_str(), str.length());
*nUsers = htonl(userList.size());
for(size_t i = 0; i < userList.size(); ++i) {
userData[i].uid = htonl((uint32_t)userList[i].getUid());
userData[i].gid = htonl((uint32_t)userList[i].getGid());
}
}
void UserListPacket::parsePacket() {
userList.clear();
if(getLength() < sizeof(uint16_t))
return;
nUsers = (uint32_t*)rawData->data;
userList.resize(ntohl(*nUsers));
if(getLength() < sizeof(uint32_t) + sizeof(UserData)*userList.size())
setLength(sizeof(uint32_t) + sizeof(UserData)*userList.size());
nUsers = (uint32_t*)rawData->data;
userData = (UserData*)(rawData->data + sizeof(uint32_t));
charData = (char*)(rawData->data + sizeof(uint32_t) + sizeof(UserData)*userList.size());
std::istringstream stream(std::string(charData, getLength() - (sizeof(uint32_t)+sizeof(UserData)*userList.size())));
for(size_t i = 0; i < userList.size(); ++i) {
userList[i].setUid(ntohl(userData[i].uid));
userList[i].setGid(ntohl(userData[i].gid));
if(!stream.eof()) {
std::string str;
std::getline(stream, str);
userList[i].setUsername(str);
std::getline(stream, str);
userList[i].setFullName(str);
}
}
}
}
}
}
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