HexBin.hpp

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00001 /*
00002  * Licensed to the Apache Software Foundation (ASF) under one or more
00003  * contributor license agreements.  See the NOTICE file distributed with
00004  * this work for additional information regarding copyright ownership.
00005  * The ASF licenses this file to You under the Apache License, Version 2.0
00006  * (the "License"); you may not use this file except in compliance with
00007  * the License.  You may obtain a copy of the License at
00008  * 
00009  *      http://www.apache.org/licenses/LICENSE-2.0
00010  * 
00011  * Unless required by applicable law or agreed to in writing, software
00012  * distributed under the License is distributed on an "AS IS" BASIS,
00013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  * See the License for the specific language governing permissions and
00015  * limitations under the License.
00016  */
00017 
00018 /*
00019  * $Id: HexBin.hpp 527149 2007-04-10 14:56:39Z amassari $
00020  */
00021 
00022 #if !defined(XERCESC_INCLUDE_GUARD_HEXBIN_HPP)
00023 #define XERCESC_INCLUDE_GUARD_HEXBIN_HPP
00024 
00025 #include <xercesc/util/PlatformUtils.hpp>
00026 
00027 XERCES_CPP_NAMESPACE_BEGIN
00028 
00029 class XMLUTIL_EXPORT HexBin
00030 {
00031 public :
00033 
00043     static int  getDataLength(const XMLCh* const hexData);
00044 
00054     static bool isArrayByteHex(const XMLCh* const hexData);
00055 
00070     static XMLCh* getCanonicalRepresentation
00071                   (
00072                       const XMLCh*          const hexData
00073                     ,       MemoryManager*  const manager = XMLPlatformUtils::fgMemoryManager
00074                   );
00075 
00092     static XMLByte* decodeToXMLByte(
00093                          const XMLCh*          const    hexData
00094                        ,       MemoryManager*  const    manager = XMLPlatformUtils::fgMemoryManager
00095                         );
00096 
00097 
00099 
00100 private :
00101 
00102     // -----------------------------------------------------------------------
00103     //  Helper methods
00104     // -----------------------------------------------------------------------
00105 
00106     static bool isHex(const XMLCh& octect);
00107 
00108     // -----------------------------------------------------------------------
00109     //  Unimplemented constructors and operators
00110     // -----------------------------------------------------------------------
00111     HexBin();
00112     HexBin(const HexBin&);
00113     HexBin& operator=(const HexBin&);
00114 
00115     // -----------------------------------------------------------------------
00116     //  Private data members
00117     //
00118     //  isInitialized
00119     //
00120     //     set once hexNumberTable is initalized.
00121     //
00122     //  hexNumberTable
00123     //
00124     //     arrany holding valid hexNumber character.
00125     //
00126     // -----------------------------------------------------------------------
00127     static const XMLByte    hexNumberTable[];
00128 };
00129 
00130 XERCES_CPP_NAMESPACE_END
00131 
00132 #endif

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