sal/qa/OStringBuffer/rtl_String_Utils.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 <math.h>
  21 #include <stdlib.h>
  22
  23 #include <sal/types.h>
  24
  25 #include <rtl/ustring.h>
  26 #include <rtl/string.hxx>
  27 #include <rtl_String_Utils_Const.h>
  28
  29 using ::rtl::OString;
  30 sal_uInt32 AStringLen( const sal_Char *pAStr )
  31 {
  32     sal_uInt32  nStrLen = 0;
  33
  34     if ( pAStr != NULL )
  35     {
  36         const sal_Char *pTempStr = pAStr;
  37
  38         while( *pTempStr )
  39         {
  40             pTempStr++;
  41         } // while
  42
  43         nStrLen = (sal_uInt32)( pTempStr - pAStr );
  44     } // if
  45
  46     return nStrLen;
  47 } // AStringLen
  48 /* disable assignment within condition expression */
  49 #if defined WNT && defined _MSC_VER
  50 #pragma warning( disable : 4706 )
  51 #endif
  52 sal_Char* cpystr( sal_Char* dst, const sal_Char* src )
  53 {
  54     const sal_Char* psrc = src;
  55     sal_Char* pdst = dst;
  56
  57     while( (*pdst++ = *psrc++) ) {}
  58
  59     return dst;
  60 }
  61
  62 sal_Char* cpynstr( sal_Char* dst, const sal_Char* src, sal_uInt32 cnt )
  63 {
  64
  65     const sal_Char* psrc = src;
  66     sal_Char* pdst = dst;
  67     sal_uInt32 len = cnt;
  68     sal_uInt32 i;
  69
  70     if ( len >= AStringLen(src) )
  71     {
  72         return( cpystr( dst, src ) );
  73     }
  74
  75     // copy string by char
  76     for( i = 0; i < len; i++ )
  77         *pdst++ = *psrc++;
  78     *pdst = '\0';
  79
  80     return ( dst );
  81 }
  82
  83 //------------------------------------------------------------------------
  84 sal_Bool cmpstr( const sal_Char* str1, const sal_Char* str2, sal_uInt32 len )
  85 {
  86     const sal_Char* pBuf1 = str1;
  87     const sal_Char* pBuf2 = str2;
  88     sal_uInt32 i = 0;
  89
  90     while ( (*pBuf1 == *pBuf2) && i < len )
  91     {
  92         (pBuf1)++;
  93         (pBuf2)++;
  94         i++;
  95     }
  96     return( i == len );
  97 }
  98 //-----------------------------------------------------------------------
  99 sal_Bool cmpstr( const sal_Char* str1, const sal_Char* str2 )
 100 {
 101     const sal_Char* pBuf1 = str1;
 102     const sal_Char* pBuf2 = str2;
 103     sal_Bool res = sal_True;
 104
 105     while ( (*pBuf1 == *pBuf2) && *pBuf1 !='\0' && *pBuf2 != '\0')
 106     {
 107         (pBuf1)++;
 108         (pBuf2)++;
 109     }
 110     if (*pBuf1 == '\0' && *pBuf2 == '\0')
 111         res = sal_True;
 112     else
 113         res = sal_False;
 114     return (res);
 115 }
 116 //------------------------------------------------------------------------
 117 sal_Bool cmpustr( const sal_Unicode* str1, const sal_Unicode* str2, sal_uInt32 len )
 118 {
 119     const sal_Unicode* pBuf1 = str1;
 120     const sal_Unicode* pBuf2 = str2;
 121     sal_uInt32 i = 0;
 122
 123     while ( (*pBuf1 == *pBuf2) && i < len )
 124     {
 125         (pBuf1)++;
 126         (pBuf2)++;
 127         i++;
 128     }
 129     return( i == len );
 130 }
 131
 132 //-----------------------------------------------------------------------
 133 sal_Bool cmpustr( const sal_Unicode* str1, const sal_Unicode* str2 )
 134 {
 135     const sal_Unicode* pBuf1 = str1;
 136     const sal_Unicode* pBuf2 = str2;
 137     sal_Bool res = sal_True;
 138
 139     while ( (*pBuf1 == *pBuf2) && *pBuf1 !='\0' && *pBuf2 != '\0')
 140     {
 141         (pBuf1)++;
 142         (pBuf2)++;
 143     }
 144     if (*pBuf1 == '\0' && *pBuf2 == '\0')
 145         res = sal_True;
 146     else
 147         res = sal_False;
 148     return (res);
 149 }
 150
 151 sal_Char* createName( sal_Char* dst, const sal_Char* meth, sal_uInt32 cnt )
 152 {
 153     sal_Char* pdst = dst;
 154     sal_Char nstr[16];
 155     sal_Char* pstr = nstr;
 156     rtl_str_valueOfInt32( pstr, cnt, 10 );
 157
 158     cpystr( pdst, meth );
 159     cpystr( pdst+ AStringLen(meth), "_" );
 160
 161     if ( cnt < 100 )
 162     {
 163         cpystr(pdst + AStringLen(pdst), "0" );
 164     }
 165     if ( cnt < 10 )
 166     {
 167         cpystr(pdst + AStringLen(pdst), "0" );
 168     }
 169
 170     cpystr( pdst + AStringLen(pdst), nstr );
 171     return( pdst );
 172 }
 173
 174 //------------------------------------------------------------------------
 175
 176 static inline sal_Int32 ACharToUCharCompare( const sal_Unicode *pUStr,
 177                                              const sal_Char    *pAStr
 178                                            )
 179 {
 180     sal_Int32  nCmp   = 0;
 181     sal_Int32  nUChar = (sal_Int32)*pUStr;
 182     sal_Int32  nChar  = (sal_Int32)((unsigned char)*pAStr);
 183
 184     nCmp = nUChar - nChar;
 185
 186     return  nCmp;
 187 } // ACharToUCharCompare
 188
 189 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */