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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
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/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
/*****************************************************************************
*
* $/Plasma20/Sources/Plasma/NucleusLib/pnNetCli/pnNcUtils.cpp
*
***/
#include "Pch.h"
#pragma hdrstop
/*****************************************************************************
*
* CInputAccumulator
*
***/
//============================================================================
CInputAccumulator::CInputAccumulator () {
buffer.Reserve(1);
curr = buffer.Ptr();
}
//============================================================================
void CInputAccumulator::Add (unsigned count, const byte * data) {
// LogMsg(kLogPerf, L"Adding %u bytes to accumulator %p", count, this);
unsigned offset = curr - buffer.Ptr();
buffer.Add(data, count);
curr = buffer.Ptr() + offset;
}
//============================================================================
bool CInputAccumulator::Get (unsigned count, void * dest) {
if (curr + count > buffer.Term())
return false;
// LogMsg(kLogPerf, L"Removing %u bytes from accumulator %p", count, this);
MemCopy(dest, curr, count);
curr += count;
return true;
}
//============================================================================
bool CInputAccumulator::Eof () const {
return curr >= buffer.Ptr() + buffer.Count();
}
//============================================================================
void CInputAccumulator::Clear () {
buffer.SetCount(0);
curr = buffer.Ptr();
}
//============================================================================
void CInputAccumulator::Compact () {
unsigned diff = curr - buffer.Ptr();
unsigned newCount = buffer.Count() - diff;
buffer.Move(0, diff, newCount);
buffer.SetCount(newCount);
curr = buffer.Ptr();
}