bool WideToChar(const wchar *Src,char *Dest,size_t DestSize)
{
bool RetCode=true;
*Dest=0; // Set 'Dest' to zero just in case the conversion will fail.
#ifdef _WIN_ALL
if (WideCharToMultiByte(CP_ACP,0,Src,-1,Dest,(int)DestSize,NULL,NULL)==0)
RetCode=false;
//#elif defined(_APPLE)
// WideToUtf(Src,Dest,DestSize);
#elif defined(MBFUNCTIONS)
size_t ResultingSize=wcstombs(Dest,Src,DestSize);
if (ResultingSize==(size_t)-1)
RetCode=false;
if (ResultingSize==0 && *Src!=0)
RetCode=false;
if ((!RetCode || *Dest==0 && *Src!=0) && DestSize>NM && wcslen(Src)<NM)
{
/* Workaround for strange Linux Unicode functions bug.
Some of wcstombs and mbstowcs implementations in some situations
(we are yet to find out what it depends on) can return an empty
string and success code if buffer size value is too large.
*/
return(WideToChar(Src,Dest,NM));
}
#else
if (UnicodeEnabled())
{
#if defined(_EMX) && !defined(_DJGPP)
int len=Min(wcslen(Src)+1,DestSize-1);
if (uni_fromucs((UniChar*)Src,len,Dest,(size_t*)&DestSize)==-1 ||
DestSize>len*2)
RetCode=false;
Dest[DestSize]=0;
#endif
}
else
for (int I=0;I<DestSize;I++)
{
Dest[I]=(char)Src[I];
if (Src[I]==0)
break;
}
#endif
// We tried to return the empty string if conversion is failed,
// but it does not work well. WideCharToMultiByte returns 'failed' code
// and partially converted string even if we wanted to convert only a part
// of string and passed DestSize smaller than required for fully converted
// string. Such call is the valid behavior in RAR code and we do not expect
// the empty string in this case.
return(RetCode);
}
bool WideToChar(const wchar *Src,char *Dest,size_t DestSize)
{
bool RetCode=true;
#ifdef _WIN_32
if (WideCharToMultiByte(CP_ACP,0,Src,-1,Dest,(int)DestSize,NULL,NULL)==0)
RetCode=false;
#else
#ifdef _APPLE
WideToUtf(Src,Dest,DestSize);
#else
#ifdef MBFUNCTIONS
size_t ResultingSize=wcstombs(Dest,Src,DestSize);
if (ResultingSize==(size_t)-1)
RetCode=false;
if (ResultingSize==0 && *Src!=0)
RetCode=false;
if ((!RetCode || *Dest==0 && *Src!=0) && DestSize>NM && strlenw(Src)<NM)
{
/* Workaround for strange Linux Unicode functions bug.
Some of wcstombs and mbstowcs implementations in some situations
(we are yet to find out what it depends on) can return an empty
string and success code if buffer size value is too large.
*/
return(WideToChar(Src,Dest,NM));
}
#else
if (UnicodeEnabled())
{
#if defined(_EMX) && !defined(_DJGPP)
int len=Min(strlenw(Src)+1,DestSize-1);
if (uni_fromucs((UniChar*)Src,len,Dest,(size_t*)&DestSize)==-1 ||
DestSize>len*2)
RetCode=false;
Dest[DestSize]=0;
#endif
}
else
for (int I=0;I<DestSize;I++)
{
Dest[I]=(char)Src[I];
if (Src[I]==0)
break;
}
#endif
#endif
#endif
return(RetCode);
}
bool WideToChar(const wchar *Src,char *Dest,int DestSize)
{
bool RetCode=true;
#ifdef _WIN_32
if (WideCharToMultiByte(CP_ACP,0,Src,-1,Dest,DestSize,NULL,NULL)==0)
RetCode=false;
#else
#ifdef _APPLE
WideToUtf(Src,Dest,DestSize);
#else
#ifdef MBFUNCTIONS
if (wcstombs(Dest,Src,DestSize)==-1)
RetCode=false;
#else
if (UnicodeEnabled())
{
#if defined(_EMX) && !defined(_DJGPP)
int len=Min(strlenw(Src)+1,DestSize-1);
if (uni_fromucs((UniChar*)Src,len,Dest,(size_t*)&DestSize)==-1 ||
DestSize>len*2)
RetCode=false;
Dest[DestSize]=0;
#endif
}
else
for (int I=0;I<DestSize;I++)
{
Dest[I]=(char)Src[I];
if (Src[I]==0)
break;
}
#endif
#endif
#endif
return(RetCode);
}