From 16f738ecee689c6feb2acb7e4ef4d9bb4144ae7d Mon Sep 17 00:00:00 2001
From: Tomas Bzatek <tbzatek@users.sourceforge.net>
Date: Sun, 8 Jun 2008 11:04:43 +0200
Subject: Initial commit

---
 zip/ZipArchive/ZipFileMapping_lnx.h | 62 +++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 zip/ZipArchive/ZipFileMapping_lnx.h

(limited to 'zip/ZipArchive/ZipFileMapping_lnx.h')

diff --git a/zip/ZipArchive/ZipFileMapping_lnx.h b/zip/ZipArchive/ZipFileMapping_lnx.h
new file mode 100644
index 0000000..283d4f5
--- /dev/null
+++ b/zip/ZipArchive/ZipFileMapping_lnx.h
@@ -0,0 +1,62 @@
+////////////////////////////////////////////////////////////////////////////////
+// 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
+////////////////////////////////////////////////////////////////////////////////
+
+#ifndef ZIPARCHIVE_ZIPFILEMAPPING_DOT_H
+	#error Do not include this file directly. Include ZipFileMapping.h instead
+#endif
+
+
+#include <sys/mman.h>
+
+namespace ZipArchiveLib
+{
+	struct CZipFileMapping
+	{
+		CZipFileMapping()
+		{
+			m_iSize = 0;
+			m_pFileMap = NULL;
+		}
+		bool CreateMapping(CZipFile* pFile)
+		{
+			if (!pFile)
+				return false;
+			m_iSize = pFile->GetLength();
+			m_pFileMap = mmap(0, m_iSize, PROT_READ|PROT_WRITE, MAP_SHARED, pFile->m_hFile, 0);
+			return (m_pFileMap != NULL);
+		}
+		void RemoveMapping()
+		{
+                
+			if (m_pFileMap)
+			{
+				munmap(m_pFileMap, m_iSize);
+				m_pFileMap = NULL;
+			}
+		}
+		~CZipFileMapping()
+		{
+			RemoveMapping();
+		}
+		char* GetMappedMemory()
+		{
+			return reinterpret_cast<char*> (m_pFileMap);
+		}
+	protected:
+		void* m_pFileMap;
+		size_t m_iSize;
+
+	};
+}
+
-- 
cgit v1.2.3