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cp1251.h

00001 /* $XFree86: xc/lib/X11/lcUniConv/cp1251.h,v 1.1 2000/12/04 18:49:32 dawes Exp $ */
00002 
00003 /*
00004  * CP1251
00005  */
00006 #ifdef NEED_TOWC
00007 
00008 static const unsigned short cp1251_2uni[128] = {
00009   /* 0x80 */
00010   0x0402, 0x0403, 0x201a, 0x0453, 0x201e, 0x2026, 0x2020, 0x2021,
00011   0x20ac, 0x2030, 0x0409, 0x2039, 0x040a, 0x040c, 0x040b, 0x040f,
00012   /* 0x90 */
00013   0x0452, 0x2018, 0x2019, 0x201c, 0x201d, 0x2022, 0x2013, 0x2014,
00014   0xfffd, 0x2122, 0x0459, 0x203a, 0x045a, 0x045c, 0x045b, 0x045f,
00015   /* 0xa0 */
00016   0x00a0, 0x040e, 0x045e, 0x0408, 0x00a4, 0x0490, 0x00a6, 0x00a7,
00017   0x0401, 0x00a9, 0x0404, 0x00ab, 0x00ac, 0x00ad, 0x00ae, 0x0407,
00018   /* 0xb0 */
00019   0x00b0, 0x00b1, 0x0406, 0x0456, 0x0491, 0x00b5, 0x00b6, 0x00b7,
00020   0x0451, 0x2116, 0x0454, 0x00bb, 0x0458, 0x0405, 0x0455, 0x0457,
00021   /* 0xc0 */
00022   0x0410, 0x0411, 0x0412, 0x0413, 0x0414, 0x0415, 0x0416, 0x0417,
00023   0x0418, 0x0419, 0x041a, 0x041b, 0x041c, 0x041d, 0x041e, 0x041f,
00024   /* 0xd0 */
00025   0x0420, 0x0421, 0x0422, 0x0423, 0x0424, 0x0425, 0x0426, 0x0427,
00026   0x0428, 0x0429, 0x042a, 0x042b, 0x042c, 0x042d, 0x042e, 0x042f,
00027   /* 0xe0 */
00028   0x0430, 0x0431, 0x0432, 0x0433, 0x0434, 0x0435, 0x0436, 0x0437,
00029   0x0438, 0x0439, 0x043a, 0x043b, 0x043c, 0x043d, 0x043e, 0x043f,
00030   /* 0xf0 */
00031   0x0440, 0x0441, 0x0442, 0x0443, 0x0444, 0x0445, 0x0446, 0x0447,
00032   0x0448, 0x0449, 0x044a, 0x044b, 0x044c, 0x044d, 0x044e, 0x044f,
00033 };
00034 
00035 static int
00036 cp1251_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
00037 {
00038   unsigned char c = *s;
00039   if (c < 0x80) {
00040     *pwc = (ucs4_t) c;
00041     return 1;
00042   }
00043   else {
00044     unsigned short wc = cp1251_2uni[c-0x80];
00045     if (wc != 0xfffd) {
00046       *pwc = (ucs4_t) wc;
00047       return 1;
00048     }
00049   }
00050   return RET_ILSEQ;
00051 }
00052 #endif /* NEED_TOWC */
00053 
00054 #ifdef  NEED_TOMB
00055 static const unsigned char cp1251_page00[32] = {
00056   0xa0, 0x00, 0x00, 0x00, 0xa4, 0x00, 0xa6, 0xa7, /* 0xa0-0xa7 */
00057   0x00, 0xa9, 0x00, 0xab, 0xac, 0xad, 0xae, 0x00, /* 0xa8-0xaf */
00058   0xb0, 0xb1, 0x00, 0x00, 0x00, 0xb5, 0xb6, 0xb7, /* 0xb0-0xb7 */
00059   0x00, 0x00, 0x00, 0xbb, 0x00, 0x00, 0x00, 0x00, /* 0xb8-0xbf */
00060 };
00061 static const unsigned char cp1251_page04[152] = {
00062   0x00, 0xa8, 0x80, 0x81, 0xaa, 0xbd, 0xb2, 0xaf, /* 0x00-0x07 */
00063   0xa3, 0x8a, 0x8c, 0x8e, 0x8d, 0x00, 0xa1, 0x8f, /* 0x08-0x0f */
00064   0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0x10-0x17 */
00065   0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0x18-0x1f */
00066   0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0x20-0x27 */
00067   0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, /* 0x28-0x2f */
00068   0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0x30-0x37 */
00069   0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0x38-0x3f */
00070   0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0x40-0x47 */
00071   0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff, /* 0x48-0x4f */
00072   0x00, 0xb8, 0x90, 0x83, 0xba, 0xbe, 0xb3, 0xbf, /* 0x50-0x57 */
00073   0xbc, 0x9a, 0x9c, 0x9e, 0x9d, 0x00, 0xa2, 0x9f, /* 0x58-0x5f */
00074   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60-0x67 */
00075   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x68-0x6f */
00076   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
00077   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x78-0x7f */
00078   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x80-0x87 */
00079   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
00080   0xa5, 0xb4, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
00081 };
00082 static const unsigned char cp1251_page20[48] = {
00083   0x00, 0x00, 0x00, 0x96, 0x97, 0x00, 0x00, 0x00, /* 0x10-0x17 */
00084   0x91, 0x92, 0x82, 0x00, 0x93, 0x94, 0x84, 0x00, /* 0x18-0x1f */
00085   0x86, 0x87, 0x95, 0x00, 0x00, 0x00, 0x85, 0x00, /* 0x20-0x27 */
00086   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
00087   0x89, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
00088   0x00, 0x8b, 0x9b, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
00089 };
00090 
00091 static int
00092 cp1251_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
00093 {
00094   unsigned char c = 0;
00095   if (wc < 0x0080) {
00096     *r = wc;
00097     return 1;
00098   }
00099   else if (wc >= 0x00a0 && wc < 0x00c0)
00100     c = cp1251_page00[wc-0x00a0];
00101   else if (wc >= 0x0400 && wc < 0x0498)
00102     c = cp1251_page04[wc-0x0400];
00103   else if (wc >= 0x2010 && wc < 0x2040)
00104     c = cp1251_page20[wc-0x2010];
00105   else if (wc == 0x20ac)
00106     c = 0x88;
00107   else if (wc == 0x2116)
00108     c = 0xb9;
00109   else if (wc == 0x2122)
00110     c = 0x99;
00111   if (c != 0) {
00112     *r = c;
00113     return 1;
00114   }
00115   return RET_ILSEQ;
00116 }
00117 #endif /* NEED_TOMB */
  • © 1998-2016 by Bill Spitzak and others.     FLTK

  • © 1998-2016 by Bill Spitzak and others.     FLTK

    Permission is granted to reproduce this manual or any portion for any purpose, provided this copyright and permission notice are preserved.