shithub: cstory

ref: 75e062c7753c7dd4229f00932ffa34f87fd7fead
dir: /DoConfig/fltk/src/xutf8/lcUniConv/koi8_c.h/

/* $XFree86: xc/lib/X11/lcUniConv/koi8_c.h,v 1.2 2000/11/28 16:10:29 dawes Exp $ */

/*
 * KOI8-C
 */

static const unsigned short koi8_c_2uni[128] = {
  /* 0x80 */
  0x0493, 0x0497, 0x049b, 0x049d, 0x04a3, 0x04af, 0x04b1, 0x04b3,
  0x04b7, 0x04b9, 0x04bb, 0x2580, 0x04d9, 0x04e3, 0x04e9, 0x04ef,
  /* 0x90 */
  0x0492, 0x0496, 0x049a, 0x049c, 0x04a2, 0x04ae, 0x04b0, 0x04b2,
  0x04b6, 0x04b8, 0x04ba, 0x2321, 0x04d8, 0x04e2, 0x04e8, 0x04ee,
  /* 0xa0 */
  0x00a0, 0x0452, 0x0453, 0x0451, 0x0454, 0x0455, 0x0456, 0x0457,
  0x0458, 0x0459, 0x045a, 0x045b, 0x045c, 0x0491, 0x045e, 0x045f,
  /* 0xb0 */
  0x2116, 0x0402, 0x0403, 0x0401, 0x0404, 0x0405, 0x0406, 0x0407,
  0x0486, 0x0409, 0x040a, 0x040b, 0x040c, 0x0490, 0x040e, 0x040f,
  /* 0xc0 */
  0x044e, 0x0430, 0x0431, 0x0446, 0x0434, 0x0435, 0x0444, 0x0433,
  0x0445, 0x0438, 0x0439, 0x043a, 0x043b, 0x043c, 0x043d, 0x043e,
  /* 0xd0 */
  0x043f, 0x044f, 0x0440, 0x0441, 0x0442, 0x0443, 0x0436, 0x0432,
  0x044c, 0x044b, 0x0437, 0x0448, 0x044d, 0x0449, 0x0447, 0x044a,
  /* 0xe0 */
  0x042e, 0x0410, 0x0411, 0x0426, 0x0414, 0x0415, 0x0424, 0x0413,
  0x0425, 0x0418, 0x0419, 0x041a, 0x041b, 0x041c, 0x041d, 0x041e,
  /* 0xf0 */
  0x041f, 0x042f, 0x0420, 0x0421, 0x0422, 0x0423, 0x0416, 0x0412,
  0x042c, 0x042b, 0x0417, 0x0428, 0x042d, 0x0429, 0x0427, 0x042a,
};

static int
koi8_c_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
{
  unsigned char c = *s;
  if (c < 0x80)
    *pwc = (ucs4_t) c;
  else
    *pwc = (ucs4_t) koi8_c_2uni[c-0x80];
  return 1;
}

static const unsigned char koi8_c_page00[1] = {
  0xa0,                                           /* 0xa0-0xa7 */
};
static const unsigned char koi8_c_page04[240] = {
  0x00, 0xb3, 0xb1, 0xb2, 0xb4, 0xb5, 0xb6, 0xb7, /* 0x00-0x07 */
  0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0x00, 0xbe, 0xbf, /* 0x08-0x0f */
  0xe1, 0xe2, 0xf7, 0xe7, 0xe4, 0xe5, 0xf6, 0xfa, /* 0x10-0x17 */
  0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, 0xf0, /* 0x18-0x1f */
  0xf2, 0xf3, 0xf4, 0xf5, 0xe6, 0xe8, 0xe3, 0xfe, /* 0x20-0x27 */
  0xfb, 0xfd, 0xff, 0xf9, 0xf8, 0xfc, 0xe0, 0xf1, /* 0x28-0x2f */
  0xc1, 0xc2, 0xd7, 0xc7, 0xc4, 0xc5, 0xd6, 0xda, /* 0x30-0x37 */
  0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, 0xd0, /* 0x38-0x3f */
  0xd2, 0xd3, 0xd4, 0xd5, 0xc6, 0xc8, 0xc3, 0xde, /* 0x40-0x47 */
  0xdb, 0xdd, 0xdf, 0xd9, 0xd8, 0xdc, 0xc0, 0xd1, /* 0x48-0x4f */
  0x00, 0xa3, 0xa1, 0xa2, 0xa4, 0xa5, 0xa6, 0xa7, /* 0x50-0x57 */
  0xa8, 0xa9, 0xaa, 0xab, 0xac, 0x00, 0xae, 0xaf, /* 0x58-0x5f */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60-0x67 */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x68-0x6f */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x78-0x7f */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x80-0x87 */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
  0xbd, 0xad, 0x90, 0x80, 0x00, 0x00, 0x91, 0x81, /* 0x90-0x97 */
  0x00, 0x00, 0x92, 0x82, 0x93, 0x83, 0x00, 0x00, /* 0x98-0x9f */
  0x00, 0x00, 0x94, 0x84, 0x00, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x95, 0x85, /* 0xa8-0xaf */
  0x96, 0x86, 0x97, 0x87, 0x00, 0x00, 0x98, 0x88, /* 0xb0-0xb7 */
  0x99, 0x89, 0x9a, 0x8a, 0x00, 0x00, 0x00, 0x00, /* 0xb8-0xbf */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc0-0xc7 */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc8-0xcf */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xd0-0xd7 */
  0x9c, 0x8c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xd8-0xdf */
  0x00, 0x00, 0x9d, 0x8d, 0x00, 0x00, 0x00, 0x00, /* 0xe0-0xe7 */
  0x9e, 0x8e, 0x00, 0x00, 0x00, 0x00, 0x9f, 0x8f, /* 0xe8-0xef */
};
static const unsigned char koi8_c_page22[1] = {
                                      0xb0,       /* 0x16-0x16 */
};

static int
koi8_c_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
{
  unsigned char c = 0;
  if (wc < 0x0080) {
    *r = wc;
    return 1;
  }
  else if (wc >= 0x00a0 && wc < 0x00a1)
    c = koi8_c_page00[wc-0x00a0];
  else if (wc >= 0x0400 && wc < 0x04ef)
    c = koi8_c_page04[wc-0x0400];
  else if (wc >= 0x2216 && wc < 0x2217)
    c = koi8_c_page22[wc-0x2216];
  if (c != 0) {
    *r = c;
    return 1;
  }
  return RET_ILSEQ;
}