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https://github.com/Alfresco/alfresco-community-repo.git
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4e2300f095
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@5186 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
95 lines
3.5 KiB
C++
95 lines
3.5 KiB
C++
/*
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* Copyright (C) 2005-2007 Alfresco Software Limited.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* As a special exception to the terms and conditions of version 2.0 of
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* the GPL, you may redistribute this Program in connection with Free/Libre
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* and Open Source Software ("FLOSS") applications as described in Alfresco's
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* FLOSS exception. You should have recieved a copy of the text describing
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* the FLOSS exception, and it is also available here:
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* http://www.alfresco.com/legal/licensing"
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*/
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#ifndef _DataPacker_H
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#define _DataPacker_H
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// Includes
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#include "util\String.h"
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#include "util\Types.h"
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#include "util\JavaTypes.h"
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// Classes defined in this header file
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namespace Alfresco {
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class DataPacker;
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}
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/**
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* DataPacker Class
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*
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* The DataPacker class provides methods for packing and unpacking of various data types from a buffer.
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*/
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class Alfresco::DataPacker {
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private:
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// Hide constructors
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DataPacker( void) {};
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DataPacker(const DataPacker& dp) {};
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public:
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// Unpack data types from a buffer
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static int getShort(CBUFPTR buf, BUFPOS pos);
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static int getInt(CBUFPTR buf, BUFPOS pos);
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static LONG64 getLong(CBUFPTR buf, BUFPOS pos);
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static int getIntelShort(CBUFPTR buf, BUFPOS pos);
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static int getIntelInt(CBUFPTR buf, BUFPOS pos);
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static LONG64 getIntelLong(CBUFPTR buf, BUFPOS pos);
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static String getString(CBUFPTR buf, BUFPOS pos, const unsigned int maxLen, const bool isUni = false);
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static String getUnicodeString(CBUFPTR buf, BUFPOS pos, const unsigned int maxLen);
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// Pack data types into a buffer
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static void putShort(const int val, BUFPTR buf, BUFPOS pos);
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static void putInt(const int val, BUFPTR buf, BUFPOS pos);
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static void putLong(const LONG64 val, BUFPTR buf, BUFPOS pos);
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static void putIntelShort(const int val, BUFPTR buf, BUFPOS pos);
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static void putIntelInt(const int val, BUFPTR buf, BUFPOS pos);
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static void putIntelLong(const LONG64 val, BUFPTR buf, BUFPOS pos);
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static unsigned int putString(const String& str, BUFPTR buf, BUFPOS pos, bool nullTerm = true, bool isUni = false);
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static unsigned int putString(const char* str, BUFLEN len, BUFPTR buf, BUFPOS pos, bool nullTerm = true);
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static unsigned int putString(const wchar_t* str, BUFLEN len, BUFPTR buf, BUFPOS pos, bool nullTerm = true);
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static void putZeros(BUFPTR buf, BUFPOS pos, const unsigned int count);
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// Calculate buffer positions
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static unsigned int getStringLength(const String& str, const bool isUni = false, const bool nulTerm = false);
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static unsigned int getBufferPosition(BUFPOS pos, const String& str, const bool isUni = false, const bool nulTerm = false);
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// Align a buffer offset
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static inline BUFPOS longwordAlign( BUFPOS pos) { return ( pos + 3) & 0xFFFFFFFC; }
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static inline BUFPOS wordAlign( BUFPOS pos) { return ( pos + 1) & 0xFFFFFFFE; }
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};
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#endif
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