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1. int UTF8ToUnicode(const unsigned char *Src, int SrcLen, WCHAR *strDest, int DestLen)
2. {
3.   int i=0;
4.   int outputlen=0;
5.  
6.   for (i=0 ; i < SrcLen; )
7.   {
8.     if (outputlen >= DestLen)
9.     {
10.       //overflow detected
11.       break;
12.     }
13.  
14.     if ( 0xc0 <= Src[i] )
15.     {
16.       Dest[outputlen++] = (WCHAR) ((Src[i] & ~0xc0) << 6 | (Src[i+1] & ~0x80));
17.       i+=2;
18.     }
19.     else if ( 0xe0 <= Src[i] )
20.     {
21.       strDest[outputlen++] =(WCHAR) (Src[i] << 12 | (Src[i+1] & 0x3f) << 6 | Src[i+2] & 0x3f);
22.       i+=3;
23.     }
24.     else
25.     {
26.       Dest[outputlen++] = (WCHAR) Src[i];
27.       ++i;
28.     }
29.   }
30.  
31.   Dest[outputlen] = ‘\0′;
32.   return outputlen;
33. }

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This entry was written by openasthra and posted on December 27, 2006 at 10:46 am and filed under C Tidbits, Conversions. Bookmark the permalink. Follow any comments here with the RSS feed for this post. Post a comment or leave a trackback: Trackback URL.