--- a/misc/libphysfs/lzma/CPP/Common/UTFConvert.cpp	Wed May 16 18:22:28 2018 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,91 +0,0 @@
-// UTFConvert.cpp
-
-#include "StdAfx.h"
-
-#include "UTFConvert.h"
-#include "Types.h"
-
-static Byte kUtf8Limits[5] = { 0xC0, 0xE0, 0xF0, 0xF8, 0xFC };
-
-// These functions are for UTF8 <-> UTF16 conversion.
-
-bool ConvertUTF8ToUnicode(const AString &src, UString &dest)
-{
-  dest.Empty();
-  for(int i = 0; i < src.Length();)
-  {
-    Byte c = (Byte)src[i++];
-    if (c < 0x80)
-    {
-      dest += (wchar_t)c;
-      continue;
-    }
-    if(c < 0xC0)
-      return false;
-    int numAdds;
-    for (numAdds = 1; numAdds < 5; numAdds++)
-      if (c < kUtf8Limits[numAdds])
-        break;
-    UInt32 value = (c - kUtf8Limits[numAdds - 1]);
-    do
-    {
-      if (i >= src.Length())
-        return false;
-      Byte c2 = (Byte)src[i++];
-      if (c2 < 0x80 || c2 >= 0xC0)
-        return false;
-      value <<= 6;
-      value |= (c2 - 0x80);
-      numAdds--;
-    }
-    while(numAdds > 0);
-    if (value < 0x10000)
-      dest += (wchar_t)(value);
-    else
-    {
-      value -= 0x10000;
-      if (value >= 0x100000)
-        return false;
-      dest += (wchar_t)(0xD800 + (value >> 10));
-      dest += (wchar_t)(0xDC00 + (value & 0x3FF));
-    }
-  }
-  return true; 
-}
-
-bool ConvertUnicodeToUTF8(const UString &src, AString &dest)
-{
-  dest.Empty();
-  for(int i = 0; i < src.Length();)
-  {
-    UInt32 value = (UInt32)src[i++];
-    if (value < 0x80)
-    {
-      dest += (char)value;
-      continue;
-    }
-    if (value >= 0xD800 && value < 0xE000)
-    {
-      if (value >= 0xDC00)
-        return false;
-      if (i >= src.Length())
-        return false;
-      UInt32 c2 = (UInt32)src[i++];
-      if (c2 < 0xDC00 || c2 >= 0xE000)
-        return false;
-      value = ((value - 0xD800) << 10) | (c2 - 0xDC00);
-    }
-    int numAdds;
-    for (numAdds = 1; numAdds < 5; numAdds++)
-      if (value < (((UInt32)1) << (numAdds * 5 + 6)))
-        break;
-    dest += (char)(kUtf8Limits[numAdds - 1] + (value >> (6 * numAdds)));
-    do
-    {
-      numAdds--;
-      dest += (char)(0x80 + ((value >> (6 * numAdds)) & 0x3F));
-    }
-    while(numAdds > 0);
-  }
-  return true;
-}