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https://github.com/Alfresco/alfresco-community-repo.git
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cefda8c965
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@18931 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
89 lines
3.1 KiB
C++
89 lines
3.1 KiB
C++
/*
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* Copyright (C) 2005-2010 Alfresco Software Limited.
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*
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* This file is part of Alfresco
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*
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* Alfresco is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser 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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*
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* Alfresco 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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
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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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