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135 lines
2.6 KiB
135 lines
2.6 KiB
/*==LICENSE==* |
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CyanWorlds.com Engine - MMOG client, server and tools |
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Copyright (C) 2011 Cyan Worlds, Inc. |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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You can contact Cyan Worlds, Inc. by email legal@cyan.com |
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or by snail mail at: |
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Cyan Worlds, Inc. |
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14617 N Newport Hwy |
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Mead, WA 99021 |
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*==LICENSE==*/ |
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#include "hsUtils.h" |
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#include "plMemBuffer.h" |
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///////////////////////////////////////////////// |
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plMemBuffer::plMemBuffer() |
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{ |
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fBuffer = nil; |
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fBufferLocal = false; |
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fBufferLen = 0; |
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} |
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plMemBuffer::plMemBuffer(int len) |
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{ |
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AllocBuffer(len); |
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} |
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plMemBuffer::plMemBuffer(char * data, int len) |
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{ |
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fBufferLocal = false; |
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fBufferLen = len; |
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fBuffer = data; |
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} |
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plMemBuffer::~plMemBuffer() |
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{ |
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ClearBuffer(); |
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} |
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void plMemBuffer::SetBuffer(char * data, int len) |
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{ |
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ClearBuffer(); |
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fBufferLocal = false; |
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fBufferLen = len; |
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fBuffer = data; |
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} |
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void plMemBuffer::CopyBuffer(char * data, int len) |
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{ |
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char * tmp = TRACKED_NEW char[len]; |
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memcpy(tmp,data,len); |
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ClearBuffer(); |
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AllocBuffer(len); |
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memcpy(fBuffer,tmp,len); |
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delete [] tmp; |
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} |
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void plMemBuffer::GrowBuffer(int newLen) |
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{ |
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const int kThrashSize = 25; |
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if(newLen >= fBufferLen) |
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{ |
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int len = newLen + kThrashSize; |
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len = len+len; |
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char * tmp = TRACKED_NEW char[len]; |
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if(fBuffer != nil) |
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memcpy(tmp,fBuffer,fBufferLen); |
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ClearBuffer(); |
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fBuffer = tmp; |
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fBufferLocal = true; |
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fBufferLen = len; |
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} |
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} |
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int plMemBuffer::GetBufferSize() |
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{ |
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return fBufferLen; |
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}; |
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char * plMemBuffer::GetBuffer() |
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{ |
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return fBuffer; |
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}; |
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bool plMemBuffer::InBufferRange(char * inpos) |
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{ |
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return (inpos >= fBuffer && inpos <= (fBuffer + fBufferLen)); |
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} |
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void plMemBuffer::ClearBuffer() |
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{ |
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if(fBufferLocal == true) |
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{ |
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if(fBuffer != nil) |
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delete [] fBuffer; |
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fBuffer = nil; |
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} |
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} |
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void plMemBuffer::AllocBuffer(int len) |
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{ |
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fBuffer = TRACKED_NEW char[len]; |
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fBufferLocal = true; |
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fBufferLen = len; |
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} |
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