oox/source/token/tokenmap.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <oox/token/tokenmap.hxx>
  21
  22 #include <string.h>
  23 #include <rtl/string.hxx>
  24 #include <oox/token/tokens.hxx>
  25
  26 namespace oox {
  27
  28 using ::com::sun::star::uno::Sequence;
  29
  30 namespace {
  31 // include auto-generated Perfect_Hash
  32 #if defined __clang__
  33 #pragma GCC diagnostic push
  34 #pragma GCC diagnostic ignored "-Wimplicit-fallthrough"
  35 #if __has_warning("-Wdeprecated-register")
  36 #pragma GCC diagnostic ignored "-Wdeprecated-register"
  37 #endif
  38 #endif
  39 #include <tokenhash.inc>
  40 #if defined __clang__
  41 #pragma GCC diagnostic pop
  42 #endif
  43 } // namespace
  44
  45 const css::uno::Sequence< sal_Int8 > TokenMap::EMPTY_BYTE_SEQ;
  46
  47 TokenMap::TokenMap() :
  48     maTokenNames( static_cast< size_t >( XML_TOKEN_COUNT ) )
  49 {
  50     static const char* sppcTokenNames[] =
  51     {
  52 // include auto-generated C array with token names as C strings
  53 #include <tokennames.inc>
  54         ""
  55     };
  56
  57     const char* const* ppcTokenName = sppcTokenNames;
  58     for (auto & tokenName : maTokenNames)
  59     {
  60         OString aUtf8Token( *ppcTokenName );
  61         tokenName = Sequence< sal_Int8 >( reinterpret_cast< const sal_Int8* >( aUtf8Token.getStr() ), aUtf8Token.getLength() );
  62         ++ppcTokenName;
  63     }
  64
  65     for (unsigned char c = 'a'; c <= 'z'; c++)
  66     {
  67         const struct xmltoken* pToken = Perfect_Hash::in_word_set(
  68                 reinterpret_cast< const char* >( &c ), 1 );
  69         mnAlphaTokens[ c - 'a' ] = pToken ? pToken->nToken : XML_TOKEN_INVALID;
  70     }
  71 }
  72
  73 TokenMap::~TokenMap()
  74 {
  75 }
  76
  77 sal_Int32 TokenMap::getTokenFromUnicode( std::u16string_view rUnicodeName )
  78 {
  79     OString aUtf8Name = OUStringToOString( rUnicodeName, RTL_TEXTENCODING_UTF8 );
  80     const struct xmltoken* pToken = Perfect_Hash::in_word_set( aUtf8Name.getStr(), aUtf8Name.getLength() );
  81     return pToken ? pToken->nToken : XML_TOKEN_INVALID;
  82 }
  83
  84 sal_Int32 TokenMap::getTokenPerfectHash( const char *pStr, sal_Int32 nLength )
  85 {
  86     const struct xmltoken* pToken = Perfect_Hash::in_word_set( pStr, nLength );
  87     return pToken ? pToken->nToken : XML_TOKEN_INVALID;
  88 }
  89
  90 TokenMap& StaticTokenMap()
  91 {
  92     static TokenMap SINGLETON;
  93     return SINGLETON;
  94 }
  95
  96 } // namespace oox
  97
  98 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */