FLTK 1.3.4
iso8859_7.h
1 /* $XFree86: xc/lib/X11/lcUniConv/iso8859_7.h,v 1.3 2000/11/29 17:40:32 dawes Exp $ */
2 
3 /*
4  * ISO-8859-7
5  */
6 
7 #ifdef NEED_TOWC
8 static const unsigned short iso8859_7_2uni[96] = {
9  /* 0xa0 */
10  0x00a0, 0x2018, 0x2019, 0x00a3, 0xfffd, 0xfffd, 0x00a6, 0x00a7,
11  0x00a8, 0x00a9, 0xfffd, 0x00ab, 0x00ac, 0x00ad, 0xfffd, 0x2015,
12  /* 0xb0 */
13  0x00b0, 0x00b1, 0x00b2, 0x00b3, 0x0384, 0x0385, 0x0386, 0x00b7,
14  0x0388, 0x0389, 0x038a, 0x00bb, 0x038c, 0x00bd, 0x038e, 0x038f,
15  /* 0xc0 */
16  0x0390, 0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396, 0x0397,
17  0x0398, 0x0399, 0x039a, 0x039b, 0x039c, 0x039d, 0x039e, 0x039f,
18  /* 0xd0 */
19  0x03a0, 0x03a1, 0xfffd, 0x03a3, 0x03a4, 0x03a5, 0x03a6, 0x03a7,
20  0x03a8, 0x03a9, 0x03aa, 0x03ab, 0x03ac, 0x03ad, 0x03ae, 0x03af,
21  /* 0xe0 */
22  0x03b0, 0x03b1, 0x03b2, 0x03b3, 0x03b4, 0x03b5, 0x03b6, 0x03b7,
23  0x03b8, 0x03b9, 0x03ba, 0x03bb, 0x03bc, 0x03bd, 0x03be, 0x03bf,
24  /* 0xf0 */
25  0x03c0, 0x03c1, 0x03c2, 0x03c3, 0x03c4, 0x03c5, 0x03c6, 0x03c7,
26  0x03c8, 0x03c9, 0x03ca, 0x03cb, 0x03cc, 0x03cd, 0x03ce, 0xfffd,
27 };
28 
29 static int
30 iso8859_7_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
31 {
32  unsigned char c = *s;
33  if (c < 0xa0) {
34  *pwc = (ucs4_t) c;
35  return 1;
36  }
37  else {
38  unsigned short wc = iso8859_7_2uni[c-0xa0];
39  if (wc != 0xfffd) {
40  *pwc = (ucs4_t) wc;
41  return 1;
42  }
43  }
44  return RET_ILSEQ;
45 }
46 #endif /* NEED_TOWC */
47 
48 #ifdef NEED_TOMB
49 static const unsigned char iso8859_7_page00[32] = {
50  0xa0, 0x00, 0x00, 0xa3, 0x00, 0x00, 0xa6, 0xa7, /* 0xa0-0xa7 */
51  0xa8, 0xa9, 0x00, 0xab, 0xac, 0xad, 0x00, 0x00, /* 0xa8-0xaf */
52  0xb0, 0xb1, 0xb2, 0xb3, 0x00, 0x00, 0x00, 0xb7, /* 0xb0-0xb7 */
53  0x00, 0x00, 0x00, 0xbb, 0x00, 0xbd, 0x00, 0x00, /* 0xb8-0xbf */
54 };
55 static const unsigned char iso8859_7_page03[80] = {
56  0x00, 0x00, 0x00, 0x00, 0xb4, 0xb5, 0xb6, 0x00, /* 0x80-0x87 */
57  0xb8, 0xb9, 0xba, 0x00, 0xbc, 0x00, 0xbe, 0xbf, /* 0x88-0x8f */
58  0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0x90-0x97 */
59  0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0x98-0x9f */
60  0xd0, 0xd1, 0x00, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0xa0-0xa7 */
61  0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, /* 0xa8-0xaf */
62  0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0xb0-0xb7 */
63  0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0xb8-0xbf */
64  0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xc0-0xc7 */
65  0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0x00, /* 0xc8-0xcf */
66 };
67 static const unsigned char iso8859_7_page20[16] = {
68  0x00, 0x00, 0x00, 0x00, 0x00, 0xaf, 0x00, 0x00, /* 0x10-0x17 */
69  0xa1, 0xa2, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x18-0x1f */
70 };
71 
72 static int
73 iso8859_7_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
74 {
75  unsigned char c = 0;
76  if (wc < 0x00a0) {
77  *r = wc;
78  return 1;
79  }
80  else if (wc >= 0x00a0 && wc < 0x00c0)
81  c = iso8859_7_page00[wc-0x00a0];
82  else if (wc >= 0x0380 && wc < 0x03d0)
83  c = iso8859_7_page03[wc-0x0380];
84  else if (wc >= 0x2010 && wc < 0x2020)
85  c = iso8859_7_page20[wc-0x2010];
86  if (c != 0) {
87  *r = c;
88  return 1;
89  }
90  return RET_ILSEQ;
91 }
92 #endif /* NEED_TOMB */