LCOV - code coverage report
Current view: top level - usr/local/src/libreoffice/sal/textenc - tcvtbyte.cxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 42 58 72.4 %
Date: 2013-07-09 Functions: 3 3 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       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 "sal/config.h"
      21             : 
      22             : #include "rtl/textcvt.h"
      23             : 
      24             : #include "handleundefinedunicodetotextchar.hxx"
      25             : #include "tcvtbyte.hxx"
      26             : #include "tenchelp.hxx"
      27             : 
      28          24 : sal_Size ImplSymbolToUnicode( SAL_UNUSED_PARAMETER const void*,
      29             :                               SAL_UNUSED_PARAMETER void*,
      30             :                               const char* pSrcBuf, sal_Size nSrcBytes,
      31             :                               sal_Unicode* pDestBuf, sal_Size nDestChars,
      32             :                               SAL_UNUSED_PARAMETER sal_uInt32,
      33             :                               sal_uInt32* pInfo, sal_Size* pSrcCvtBytes )
      34             : {
      35             :     sal_uChar               c;
      36             :     sal_Unicode*            pEndDestBuf;
      37             :     const char*         pEndSrcBuf;
      38             : 
      39          24 :     *pInfo = 0;
      40          24 :     pEndDestBuf = pDestBuf+nDestChars;
      41          24 :     pEndSrcBuf  = pSrcBuf+nSrcBytes;
      42          72 :     while ( pSrcBuf < pEndSrcBuf )
      43             :     {
      44          24 :         if ( pDestBuf == pEndDestBuf )
      45             :         {
      46           0 :             *pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR | RTL_TEXTTOUNICODE_INFO_DESTBUFFERTOSMALL;
      47           0 :             break;
      48             :         }
      49             : 
      50             :         /* 0-31 (all Control-Character get the same Unicode value) */
      51          24 :         c = (sal_uChar)*pSrcBuf;
      52          24 :         if ( c <= 0x1F )
      53           0 :             *pDestBuf = (sal_Unicode)c;
      54             :         else
      55          24 :             *pDestBuf = ((sal_Unicode)c)+0xF000;
      56          24 :         pDestBuf++;
      57          24 :         pSrcBuf++;
      58             :     }
      59             : 
      60          24 :     *pSrcCvtBytes = nSrcBytes - (pEndSrcBuf-pSrcBuf);
      61          24 :     return (nDestChars - (pEndDestBuf-pDestBuf));
      62             : }
      63             : 
      64          43 : sal_Size ImplUnicodeToSymbol( SAL_UNUSED_PARAMETER const void*,
      65             :                               SAL_UNUSED_PARAMETER void*,
      66             :                               const sal_Unicode* pSrcBuf, sal_Size nSrcChars,
      67             :                               char* pDestBuf, sal_Size nDestBytes,
      68             :                               sal_uInt32 nFlags, sal_uInt32* pInfo,
      69             :                               sal_Size* pSrcCvtChars )
      70             : {
      71             :     sal_Unicode             c;
      72             :     char*               pEndDestBuf;
      73             :     const sal_Unicode*      pEndSrcBuf;
      74             : 
      75          43 :     *pInfo = 0;
      76          43 :     pEndDestBuf = pDestBuf+nDestBytes;
      77          43 :     pEndSrcBuf  = pSrcBuf+nSrcChars;
      78         129 :     while ( pSrcBuf < pEndSrcBuf )
      79             :     {
      80          43 :         if ( pDestBuf == pEndDestBuf )
      81             :         {
      82           0 :             *pInfo |= RTL_UNICODETOTEXT_INFO_ERROR | RTL_UNICODETOTEXT_INFO_DESTBUFFERTOSMALL;
      83           0 :             break;
      84             :         }
      85             : 
      86          43 :         c = *pSrcBuf;
      87          43 :         if ( (c >= 0xF000) && (c <= 0xF0FF) )
      88             :         {
      89          43 :             *pDestBuf = static_cast< char >(static_cast< unsigned char >(c-0xF000));
      90          43 :             pDestBuf++;
      91          43 :             pSrcBuf++;
      92             :         }
      93             :         // Normally 0x001F, but in many cases also symbol characters
      94             :         // are stored in the first 256 bytes, so that we don't change
      95             :         // these values
      96           0 :         else if ( c <= 0x00FF )
      97             :         {
      98           0 :             *pDestBuf = static_cast< char >(static_cast< unsigned char >(c));
      99           0 :             pDestBuf++;
     100           0 :             pSrcBuf++;
     101             :         }
     102             :         else
     103             :         {
     104           0 :             if ( nFlags & RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACE )
     105             :             {
     106             :                 /* !!! */
     107             :                 /* Only ascii  characters < 0x1F */
     108             :             }
     109             : 
     110             :             /* Handle undefined and surrogates characters */
     111             :             /* (all surrogates characters are undefined) */
     112           0 :             if (!sal::detail::textenc::handleUndefinedUnicodeToTextChar(
     113             :                     &pSrcBuf, pEndSrcBuf, &pDestBuf, pEndDestBuf, nFlags,
     114           0 :                     pInfo))
     115           0 :                 break;
     116             :         }
     117             :     }
     118             : 
     119          43 :     *pSrcCvtChars = nSrcChars - (pEndSrcBuf-pSrcBuf);
     120          43 :     return (nDestBytes - (pEndDestBuf-pDestBuf));
     121             : }
     122             : 
     123           5 : sal_Size ImplUpperCharToUnicode( const void* pData,
     124             :                             SAL_UNUSED_PARAMETER void*,
     125             :                             const char* pSrcBuf, sal_Size nSrcBytes,
     126             :                             sal_Unicode* pDestBuf, sal_Size nDestChars,
     127             :                             SAL_UNUSED_PARAMETER sal_uInt32, sal_uInt32* pInfo,
     128             :                             sal_Size* pSrcCvtBytes )
     129             : {
     130             :     sal_uChar                   c;
     131             :     sal_Unicode                 cConv;
     132           5 :     const ImplByteConvertData*  pConvertData = (const ImplByteConvertData*)pData;
     133             :     sal_Unicode*                pEndDestBuf;
     134             :     const char*             pEndSrcBuf;
     135             : 
     136           5 :     *pInfo = 0;
     137           5 :     pEndDestBuf = pDestBuf+nDestChars;
     138           5 :     pEndSrcBuf  = pSrcBuf+nSrcBytes;
     139           5 :     if ( pDestBuf == pEndDestBuf )
     140             :     {
     141           0 :         *pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR | RTL_TEXTTOUNICODE_INFO_DESTBUFFERTOSMALL;
     142           0 :         *pSrcCvtBytes = 0;
     143           0 :         return 0;
     144             :     }
     145         541 :     while ( pSrcBuf < pEndSrcBuf )
     146             :     {
     147         531 :         c = (sal_uChar)*pSrcBuf;
     148         531 :         if (c < 0x80)
     149         275 :             cConv = c;
     150             :         else
     151             :             // c <= 0xFF is implied.
     152         256 :             cConv = pConvertData->mpToUniTab1[c - 0x80];
     153             : 
     154         531 :         *pDestBuf = cConv;
     155         531 :         pDestBuf++;
     156         531 :         pSrcBuf++;
     157             :     }
     158             : 
     159           5 :     *pSrcCvtBytes = nSrcBytes - (pEndSrcBuf-pSrcBuf);
     160           5 :     return (nDestChars - (pEndDestBuf-pDestBuf));
     161             : }
     162             : 
     163             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

Generated by: LCOV version 1.10