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      1 
      2 /*
      3  * ISO-8859-9
      4  */
      5 
      6 static const unsigned short iso8859_9_2uni[48] = {
      7   /* 0xd0 */
      8   0x011e, 0x00d1, 0x00d2, 0x00d3, 0x00d4, 0x00d5, 0x00d6, 0x00d7,
      9   0x00d8, 0x00d9, 0x00da, 0x00db, 0x00dc, 0x0130, 0x015e, 0x00df,
     10   /* 0xe0 */
     11   0x00e0, 0x00e1, 0x00e2, 0x00e3, 0x00e4, 0x00e5, 0x00e6, 0x00e7,
     12   0x00e8, 0x00e9, 0x00ea, 0x00eb, 0x00ec, 0x00ed, 0x00ee, 0x00ef,
     13   /* 0xf0 */
     14   0x011f, 0x00f1, 0x00f2, 0x00f3, 0x00f4, 0x00f5, 0x00f6, 0x00f7,
     15   0x00f8, 0x00f9, 0x00fa, 0x00fb, 0x00fc, 0x0131, 0x015f, 0x00ff,
     16 };
     17 
     18 static int
     19 iso8859_9_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
     20 {
     21   unsigned char c = *s;
     22   if (c >= 0xd0)
     23     *pwc = (ucs4_t) iso8859_9_2uni[c-0xd0];
     24   else
     25     *pwc = (ucs4_t) c;
     26   return 1;
     27 }
     28 
     29 static const unsigned char iso8859_9_page00[48] = {
     30   0x00, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0xd0-0xd7 */
     31   0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0x00, 0x00, 0xdf, /* 0xd8-0xdf */
     32   0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0xe0-0xe7 */
     33   0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0xe8-0xef */
     34   0x00, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xf0-0xf7 */
     35   0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0x00, 0x00, 0xff, /* 0xf8-0xff */
     36 };
     37 static const unsigned char iso8859_9_page01[72] = {
     38   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd0, 0xf0, /* 0x18-0x1f */
     39   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20-0x27 */
     40   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
     41   0xdd, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
     42   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
     43   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */
     44   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
     45   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
     46   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xde, 0xfe, /* 0x58-0x5f */
     47 };
     48 
     49 static int
     50 iso8859_9_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
     51 {
     52   unsigned char c = 0;
     53   if (wc < 0x00d0) {
     54     *r = (unsigned char) wc;
     55     return 1;
     56   }
     57   else if (wc >= 0x00d0 && wc < 0x0100)
     58     c = iso8859_9_page00[wc-0x00d0];
     59   else if (wc >= 0x0118 && wc < 0x0160)
     60     c = iso8859_9_page01[wc-0x0118];
     61   if (c != 0) {
     62     *r = c;
     63     return 1;
     64   }
     65   return RET_ILSEQ;
     66 }
     67