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/*
 * IBM-CP1133
 */

static const unsigned short cp1133_2uni_1[64] = {
  /* 0xa0 */
  0x00a0, 0x0e81, 0x0e82, 0x0e84, 0x0e87, 0x0e88, 0x0eaa, 0x0e8a,
  0x0e8d, 0x0e94, 0x0e95, 0x0e96, 0x0e97, 0x0e99, 0x0e9a, 0x0e9b,
  /* 0xb0 */
  0x0e9c, 0x0e9d, 0x0e9e, 0x0e9f, 0x0ea1, 0x0ea2, 0x0ea3, 0x0ea5,
  0x0ea7, 0x0eab, 0x0ead, 0x0eae, 0xfffd, 0xfffd, 0xfffd, 0x0eaf,
  /* 0xc0 */
  0x0eb0, 0x0eb2, 0x0eb3, 0x0eb4, 0x0eb5, 0x0eb6, 0x0eb7, 0x0eb8,
  0x0eb9, 0x0ebc, 0x0eb1, 0x0ebb, 0x0ebd, 0xfffd, 0xfffd, 0xfffd,
  /* 0xd0 */
  0x0ec0, 0x0ec1, 0x0ec2, 0x0ec3, 0x0ec4, 0x0ec8, 0x0ec9, 0x0eca,
  0x0ecb, 0x0ecc, 0x0ecd, 0x0ec6, 0xfffd, 0x0edc, 0x0edd, 0x20ad,
};
static const unsigned short cp1133_2uni_2[16] = {
  /* 0xf0 */
  0x0ed0, 0x0ed1, 0x0ed2, 0x0ed3, 0x0ed4, 0x0ed5, 0x0ed6, 0x0ed7,
  0x0ed8, 0x0ed9, 0xfffd, 0xfffd, 0x00a2, 0x00ac, 0x00a6, 0xfffd,
};

static int
cp1133_mbtowc (conv_t conv, wchar_t *pwc, const unsigned char *s, int n)
{
  unsigned char c = *s;
  if (c < 0xa0) {
    *pwc = (wchar_t) c;
    return 1;
  }
  else if (c < 0xe0) {
    unsigned short wc = cp1133_2uni_1[c-0xa0];
    if (wc != 0xfffd) {
      *pwc = (wchar_t) wc;
      return 1;
    }
  }
  else if (c < 0xf0) {
  }
  else {
    unsigned short wc = cp1133_2uni_2[c-0xf0];
    if (wc != 0xfffd) {
      *pwc = (wchar_t) wc;
      return 1;
    }
  }
  return RET_ILSEQ;
}

static const unsigned char cp1133_page00[16] = {
  0xa0, 0x00, 0xfc, 0x00, 0x00, 0x00, 0xfe, 0x00, /* 0xa0-0xa7 */
  0x00, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x00, 0x00, /* 0xa8-0xaf */
};
static const unsigned char cp1133_page0e[96] = {
  0x00, 0xa1, 0xa2, 0x00, 0xa3, 0x00, 0x00, 0xa4, /* 0x80-0x87 */
  0xa5, 0x00, 0xa7, 0x00, 0x00, 0xa8, 0x00, 0x00, /* 0x88-0x8f */
  0x00, 0x00, 0x00, 0x00, 0xa9, 0xaa, 0xab, 0xac, /* 0x90-0x97 */
  0x00, 0xad, 0xae, 0xaf, 0xb0, 0xb1, 0xb2, 0xb3, /* 0x98-0x9f */
  0x00, 0xb4, 0xb5, 0xb6, 0x00, 0xb7, 0x00, 0xb8, /* 0xa0-0xa7 */
  0x00, 0x00, 0xa6, 0xb9, 0x00, 0xba, 0xbb, 0xbf, /* 0xa8-0xaf */
  0xc0, 0xca, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, /* 0xb0-0xb7 */
  0xc7, 0xc8, 0x00, 0xcb, 0xc9, 0xcc, 0x00, 0x00, /* 0xb8-0xbf */
  0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0x00, 0xdb, 0x00, /* 0xc0-0xc7 */
  0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0x00, 0x00, /* 0xc8-0xcf */
  0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xd0-0xd7 */
  0xf8, 0xf9, 0x00, 0x00, 0xdd, 0xde, 0x00, 0x00, /* 0xd8-0xdf */
};

static int
cp1133_wctomb (conv_t conv, unsigned char *r, wchar_t wc, int n)
{
  unsigned char c = 0;
  if (wc < 0x00a0) {
    *r = wc;
    return 1;
  }
  else if (wc >= 0x00a0 && wc < 0x00b0)
    c = cp1133_page00[wc-0x00a0];
  else if (wc >= 0x0e80 && wc < 0x0ee0)
    c = cp1133_page0e[wc-0x0e80];
  else if (wc == 0x20ad)
    c = 0xdf;
  if (c != 0) {
    *r = c;
    return 1;
  }
  return RET_ILSEQ;
}
thodg/libiconv/src/cp1133.h

Commit

src/cp1133.h
