ascii.h 1.2 KB

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  1. /*
  2. * Copyright (C) 1999-2001, 2016 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 Lesser General Public
  7. * License as published by the Free Software Foundation; either version 2.1
  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. * Lesser General Public License for more details.
  14. *
  15. * You should have received a copy of the GNU Lesser General Public
  16. * License along with the GNU LIBICONV Library; see the file COPYING.LIB.
  17. * If not, see <https://www.gnu.org/licenses/>.
  18. */
  19. /*
  20. * ASCII
  21. */
  22. static int
  23. ascii_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, size_t n)
  24. {
  25. unsigned char c = *s;
  26. if (c < 0x80) {
  27. *pwc = (ucs4_t) c;
  28. return 1;
  29. }
  30. return RET_ILSEQ;
  31. }
  32. static int
  33. ascii_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, size_t n)
  34. {
  35. if (wc < 0x0080) {
  36. *r = wc;
  37. return 1;
  38. }
  39. return RET_ILUNI;
  40. }