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/*
* The Mana Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2012 The Mana Developers
*
* This file is part of The Mana Client.
*
* 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
* 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 "net/messageout.h"
#include <cstring>
namespace Net {
MessageOut::MessageOut(uint16_t id):
mData(0),
mDataSize(0),
mPos(0)
{
}
void MessageOut::writeInt8(uint8_t value)
{
expand(1);
mData[mPos] = value;
mPos += 1;
}
void MessageOut::writeString(const std::string &string, int length)
{
int stringLength = string.length();
if (length < 0)
{
// Write the length at the start if not fixed
writeInt16(stringLength);
length = stringLength;
}
else if (length < stringLength)
{
// Make sure the length of the string is no longer than specified
stringLength = length;
}
expand(length);
// Write the actual string
memcpy(mData + mPos, string.data(), stringLength);
// Pad remaining space with zeros
if (length > stringLength)
{
memset(mData + mPos + stringLength, '\0', length - stringLength);
}
mPos += length;
}
char *MessageOut::getData() const
{
return mData;
}
unsigned int MessageOut::getDataSize() const
{
return mDataSize;
}
}
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