Base64OutputStream.h
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00001 /***************************************************************************** 00002 * Copyright (C) 2011 by Benjamin Hadorn (b_hadorn@bluewin.ch) 00003 ***************************************************************************** 00004 * Project : Zeus Base Library 00005 * Module : Base64OutputStream 00006 * Package : Zeus.ZeusBase.System 00007 * Author : Benjamin Hadorn 00008 * Date : 27.12.2011 00009 * System : Zeus-Framework 00010 ***************************************************************************** 00011 * Licence: * 00012 * This library is free software; you can redistribute it and/or modify * 00013 * it under the terms of the GNU Lesser General Public License as * 00014 * published by the Free Software Foundation; either version * 00015 * 2.1 of the License, or (at your option) any later version. * 00016 * * 00017 * This library is distributed in the hope that it will be useful, * 00018 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00019 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00020 * GNU Lesser General Public License for more details. * 00021 * * 00022 * You should have received a copy of the GNU Lesser General Public * 00023 * License along with this library; if not, write to the Free Software * 00024 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA * 00025 *****************************************************************************/ 00026 00027 /***************************************************************************** 00028 * Changes: 00029 * 27.12.2011 bha: created zeus 2.0 00030 *****************************************************************************/ 00031 00032 #ifndef Base64OutputStreamH 00033 #define Base64OutputStreamH 00034 00035 #include <zeusbase/System/FilterOutputStream.h> 00036 #include <zeusbase/System/ZObject.h> 00037 00038 #ifdef _MSC_VER 00039 #pragma warning(push, 1) 00040 #endif 00041 00042 #include <stdio.h> 00043 #include <sstream> 00044 #include <iostream> 00045 00046 #ifdef _MSC_VER 00047 #pragma warning(pop) 00048 #endif 00049 00050 00051 BEGIN_NAMESPACE_Zeus 00052 00053 /***************************************************************************/ 00057 /***************************************************************************/ 00058 zeusbase_class TBase64OutputStream : public TFilterOutputStream 00059 { 00060 public: 00061 TBase64OutputStream(IOutputStream& rParentStream, Int iMaxColumns = 76); 00062 00063 //Methods of IOutputStream 00064 virtual Retval MQUALIFIER write(const char* pBuffer, Int iBufferSize); 00065 virtual Retval MQUALIFIER writeInt8(Int8 cData); 00066 virtual void MQUALIFIER flush(); 00067 00068 static TString encodeString(const IByteArray& rData); 00069 static TString encodeString(const IString& rData); 00070 00071 protected: 00072 virtual ~TBase64OutputStream(); 00073 00074 private: 00076 static char m_cToBase64[64]; 00078 Int m_iByteIndex; 00080 Int m_iColumn; 00082 Int m_iMaxColumns; 00084 unsigned char m_ucInputBuffer[3]; 00085 }; 00086 00087 /***************************************************************************/ 00090 /***************************************************************************/ 00091 inline Retval MQUALIFIER TBase64OutputStream::write(const char* pBuffer, Int iBufferSize) 00092 { 00093 return delegateWriteBlockToWriteInt8(pBuffer, iBufferSize); 00094 } 00095 00096 END_NAMESPACE_Zeus 00097 00098 00099 #endif 00100