release/src-rt-6.x/linux/linux-2.6/scripts/squashfs/lzma/C/Common/StringConvert.cpp

   1 // Common/StringConvert.cpp
   2
   3 #include "StdAfx.h"
   4
   5 #include "StringConvert.h"
   6
   7 #ifndef _WIN32
   8 #include <stdlib.h>
   9 #endif
  10
  11 #ifdef _WIN32
  12 UString MultiByteToUnicodeString(const AString &srcString, UINT codePage)
  13 {
  14   UString resultString;
  15   if(!srcString.IsEmpty())
  16   {
  17     int numChars = MultiByteToWideChar(codePage, 0, srcString,
  18       srcString.Length(), resultString.GetBuffer(srcString.Length()),
  19       srcString.Length() + 1);
  20     #ifndef _WIN32_WCE
  21     if(numChars == 0)
  22       throw 282228;
  23     #endif
  24     resultString.ReleaseBuffer(numChars);
  25   }
  26   return resultString;
  27 }
  28
  29 AString UnicodeStringToMultiByte(const UString &srcString, UINT codePage)
  30 {
  31   AString resultString;
  32   if(!srcString.IsEmpty())
  33   {
  34     int numRequiredBytes = srcString.Length() * 2;
  35     int numChars = WideCharToMultiByte(codePage, 0, srcString,
  36       srcString.Length(), resultString.GetBuffer(numRequiredBytes),
  37       numRequiredBytes + 1, NULL, NULL);
  38     #ifndef _WIN32_WCE
  39     if(numChars == 0)
  40       throw 282229;
  41     #endif
  42     resultString.ReleaseBuffer(numChars);
  43   }
  44   return resultString;
  45 }
  46
  47 #ifndef _WIN32_WCE
  48 AString SystemStringToOemString(const CSysString &srcString)
  49 {
  50   AString result;
  51   CharToOem(srcString, result.GetBuffer(srcString.Length() * 2));
  52   result.ReleaseBuffer();
  53   return result;
  54 }
  55 #endif
  56
  57 #else
  58
  59 UString MultiByteToUnicodeString(const AString &srcString, UINT codePage)
  60 {
  61   UString resultString;
  62   for (int i = 0; i < srcString.Length(); i++)
  63     resultString += wchar_t(srcString[i]);
  64   /*
  65   if(!srcString.IsEmpty())
  66   {
  67     int numChars = mbstowcs(resultString.GetBuffer(srcString.Length()), srcString, srcString.Length() + 1);
  68     if (numChars < 0) throw "Your environment does not support UNICODE";
  69     resultString.ReleaseBuffer(numChars);
  70   }
  71   */
  72   return resultString;
  73 }
  74
  75 AString UnicodeStringToMultiByte(const UString &srcString, UINT codePage)
  76 {
  77   AString resultString;
  78   for (int i = 0; i < srcString.Length(); i++)
  79     resultString += char(srcString[i]);
  80   /*
  81   if(!srcString.IsEmpty())
  82   {
  83     int numRequiredBytes = srcString.Length() * 6 + 1;
  84     int numChars = wcstombs(resultString.GetBuffer(numRequiredBytes), srcString, numRequiredBytes);
  85     if (numChars < 0) throw "Your environment does not support UNICODE";
  86     resultString.ReleaseBuffer(numChars);
  87   }
  88   */
  89   return resultString;
  90 }
  91
  92 #endif
  93