cp1162.h 1.8 KB

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  1. /*
  2. * Copyright (C) 1999-2002 Free Software Foundation, Inc.
  3. * This file is part of the GNU LIBICONV Library.
  4. *
  5. * The GNU LIBICONV Library is free software; you can redistribute it
  6. * and/or modify it under the terms of the GNU Library General Public
  7. * License as published by the Free Software Foundation; either version 2
  8. * of the License, or (at your option) any later version.
  9. *
  10. * The GNU LIBICONV Library is distributed in the hope that it will be
  11. * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
  12. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13. * Library General Public License for more details.
  14. *
  15. * You should have received a copy of the GNU Library General Public
  16. * License along with the GNU LIBICONV Library; see the file COPYING.LIB.
  17. * If not, write to the Free Software Foundation, Inc., 51 Franklin Street,
  18. * Fifth Floor, Boston, MA 02110-1301, USA.
  19. */
  20. /*
  21. * CP1162
  22. */
  23. static int
  24. cp1162_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
  25. {
  26. unsigned char c = *s;
  27. if (c < 0x80) {
  28. *pwc = (ucs4_t) c;
  29. return 1;
  30. }
  31. else {
  32. unsigned short wc = cp874_2uni[c-0x80];
  33. if (wc != 0xfffd) {
  34. *pwc = (ucs4_t) wc;
  35. return 1;
  36. }
  37. if (c < 0xa0) {
  38. *pwc = (ucs4_t) c;
  39. return 1;
  40. }
  41. }
  42. return RET_ILSEQ;
  43. }
  44. static int
  45. cp1162_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
  46. {
  47. unsigned char c = 0;
  48. if (wc < 0x0080) {
  49. *r = wc;
  50. return 1;
  51. }
  52. else if (wc >= 0x0080 && wc < 0x00a0 && cp874_2uni[wc-0x0080] == 0xfffd)
  53. c = wc;
  54. else if (wc == 0x00a0)
  55. c = 0xa0;
  56. else if (wc >= 0x0e00 && wc < 0x0e60)
  57. c = cp874_page0e[wc-0x0e00];
  58. else if (wc >= 0x2010 && wc < 0x2028)
  59. c = cp874_page20[wc-0x2010];
  60. else if (wc == 0x20ac)
  61. c = 0x80;
  62. if (c != 0) {
  63. *r = c;
  64. return 1;
  65. }
  66. return RET_ILUNI;
  67. }