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| author | Tomas Bzatek <tbzatek@users.sourceforge.net> | 2008-06-08 11:04:43 +0200 |
|---|---|---|
| committer | Tomas Bzatek <tbzatek@users.sourceforge.net> | 2008-06-08 11:04:43 +0200 |
| commit | 16f738ecee689c6feb2acb7e4ef4d9bb4144ae7d (patch) | |
| tree | 3d22f54f7298f81b18ed66d05a62fa8bfab359ab /zip/ZipArchive/ZipAutoBuffer.cpp | |
| download | tuxcmd-modules-0.6.36.tar.xz | |
Initial commitv0.6.36release-0.6.36-dev
Diffstat (limited to 'zip/ZipArchive/ZipAutoBuffer.cpp')
| -rw-r--r-- | zip/ZipArchive/ZipAutoBuffer.cpp | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/zip/ZipArchive/ZipAutoBuffer.cpp b/zip/ZipArchive/ZipAutoBuffer.cpp new file mode 100644 index 0000000..651fb15 --- /dev/null +++ b/zip/ZipArchive/ZipAutoBuffer.cpp @@ -0,0 +1,95 @@ +////////////////////////////////////////////////////////////////////////////////
+// This source file is part of the ZipArchive library source distribution and
+// is Copyrighted 2000 - 2007 by Artpol Software - Tadeusz Dracz
+//
+// 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.
+//
+// For the licensing details refer to the License.txt file.
+//
+// Web Site: http://www.artpol-software.com
+////////////////////////////////////////////////////////////////////////////////
+
+#include "stdafx.h"
+#include "ZipAutoBuffer.h"
+#include <memory.h>
+
+CZipAutoBuffer::CZipAutoBuffer()
+{
+ m_iSize = 0;
+ m_pBuffer = NULL;
+}
+
+CZipAutoBuffer::CZipAutoBuffer(DWORD iSize, bool bZeroMemory)
+{
+ m_iSize = 0;
+ m_pBuffer = NULL;
+ Allocate(iSize, bZeroMemory);
+}
+
+CZipAutoBuffer::~CZipAutoBuffer()
+{
+ Release();
+}
+
+
+void CZipAutoBuffer::Release()
+{
+ if (m_pBuffer)
+ {
+ delete [] m_pBuffer;
+ m_iSize = 0;
+ m_pBuffer = NULL;
+ }
+}
+
+char* CZipAutoBuffer::Allocate(DWORD iSize, bool bZeroMemory)
+{
+ if (iSize != m_iSize)
+ Release();
+ else
+ {
+ if (bZeroMemory)
+ memset(m_pBuffer, 0, iSize); // zerowanie bufora
+ return m_pBuffer;
+ }
+
+ if (iSize > 0)
+ {
+ m_pBuffer = new char [iSize];
+ if (bZeroMemory)
+ memset(m_pBuffer, 0, iSize); // zerowanie bufora
+ m_iSize = iSize;
+ }
+ else
+ m_pBuffer = NULL;
+
+ return m_pBuffer;
+}
+
+
+CZipAutoBuffer::CZipAutoBuffer(const CZipAutoBuffer& buffer)
+{
+ m_pBuffer = NULL;
+ m_iSize = 0;
+
+ if (buffer.m_pBuffer)
+ {
+ Allocate(buffer.m_iSize);
+ memcpy(m_pBuffer, buffer.m_pBuffer, buffer.m_iSize);
+ }
+}
+CZipAutoBuffer& CZipAutoBuffer::operator=(const CZipAutoBuffer& buffer)
+{
+ if (this == &buffer)
+ return *this;
+ Release();
+ if (buffer.m_pBuffer)
+ {
+ Allocate(buffer.m_iSize);
+ memcpy(m_pBuffer, buffer.m_pBuffer, buffer.m_iSize);
+ }
+ return *this;
+}
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