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FLTK 1.3.3
iso8859_6.h
1 /* $XFree86: xc/lib/X11/lcUniConv/iso8859_6.h,v 1.3 2000/11/29 17:40:32 dawes Exp $ */
2 
3 /*
4  * ISO-8859-6
5  */
6 
7 #ifdef NEED_TOWC
8 static const unsigned short iso8859_6_2uni[96] = {
9  /* 0xa0 */
10  0x00a0, 0xfffd, 0xfffd, 0xfffd, 0x00a4, 0xfffd, 0xfffd, 0xfffd,
11  0xfffd, 0xfffd, 0xfffd, 0xfffd, 0x060c, 0x00ad, 0xfffd, 0xfffd,
12  /* 0xb0 */
13  0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd,
14  0xfffd, 0xfffd, 0xfffd, 0x061b, 0xfffd, 0xfffd, 0xfffd, 0x061f,
15  /* 0xc0 */
16  0xfffd, 0x0621, 0x0622, 0x0623, 0x0624, 0x0625, 0x0626, 0x0627,
17  0x0628, 0x0629, 0x062a, 0x062b, 0x062c, 0x062d, 0x062e, 0x062f,
18  /* 0xd0 */
19  0x0630, 0x0631, 0x0632, 0x0633, 0x0634, 0x0635, 0x0636, 0x0637,
20  0x0638, 0x0639, 0x063a, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd,
21  /* 0xe0 */
22  0x0640, 0x0641, 0x0642, 0x0643, 0x0644, 0x0645, 0x0646, 0x0647,
23  0x0648, 0x0649, 0x064a, 0x064b, 0x064c, 0x064d, 0x064e, 0x064f,
24  /* 0xf0 */
25  0x0650, 0x0651, 0x0652, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd,
26  0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd,
27 };
28 
29 static int
30 iso8859_6_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_6_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_6_page00[16] = {
50  0xa0, 0x00, 0x00, 0x00, 0xa4, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */
51  0x00, 0x00, 0x00, 0x00, 0x00, 0xad, 0x00, 0x00, /* 0xa8-0xaf */
52 };
53 static const unsigned char iso8859_6_page06[80] = {
54  0x00, 0x00, 0x00, 0x00, 0xac, 0x00, 0x00, 0x00, /* 0x08-0x0f */
55  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10-0x17 */
56  0x00, 0x00, 0x00, 0xbb, 0x00, 0x00, 0x00, 0xbf, /* 0x18-0x1f */
57  0x00, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0x20-0x27 */
58  0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0x28-0x2f */
59  0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0x30-0x37 */
60  0xd8, 0xd9, 0xda, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
61  0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0x40-0x47 */
62  0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0x48-0x4f */
63  0xf0, 0xf1, 0xf2, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
64 };
65 
66 static int
67 iso8859_6_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
68 {
69  unsigned char c = 0;
70  if (wc < 0x00a0) {
71  *r = wc;
72  return 1;
73  }
74  else if (wc >= 0x00a0 && wc < 0x00b0)
75  c = iso8859_6_page00[wc-0x00a0];
76  else if (wc >= 0x0608 && wc < 0x0658)
77  c = iso8859_6_page06[wc-0x0608];
78  if (c != 0) {
79  *r = c;
80  return 1;
81  }
82  return RET_ILSEQ;
83 }
84 #endif /* NEED_TOMB */