diff options
Diffstat (limited to 'lib/libc/locale/utf2.c')
| -rw-r--r-- | lib/libc/locale/utf2.c | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/lib/libc/locale/utf2.c b/lib/libc/locale/utf2.c deleted file mode 100644 index c46dd93..0000000 --- a/lib/libc/locale/utf2.c +++ /dev/null @@ -1,150 +0,0 @@ -/*- - * Copyright (c) 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Paul Borman at Krystal Technologies. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#ifdef XPG4 -#if defined(LIBC_SCCS) && !defined(lint) -static char sccsid[] = "@(#)utf2.c 8.1 (Berkeley) 6/4/93"; -#endif /* LIBC_SCCS and not lint */ - -#include <errno.h> -#include <rune.h> -#include <stddef.h> -#include <stdio.h> -#include <stdlib.h> - -rune_t _UTF2_sgetrune __P((const char *, size_t, char const **)); -int _UTF2_sputrune __P((rune_t, char *, size_t, char **)); - -static _utf_count[16] = { - 1, 1, 1, 1, 1, 1, 1, 1, - 0, 0, 0, 0, 2, 2, 3, 0, -}; - -int -_UTF2_init(rl) - _RuneLocale *rl; -{ - rl->sgetrune = _UTF2_sgetrune; - rl->sputrune = _UTF2_sputrune; - _CurrentRuneLocale = rl; - __mb_cur_max = 3; - return (0); -} - -rune_t -_UTF2_sgetrune(string, n, result) - const char *string; - size_t n; - char const **result; -{ - int c; - - if (n < 1 || (c = _utf_count[(*string >> 4) & 0xf]) > n) { - if (result) - *result = string; - return (_INVALID_RUNE); - } - switch (c) { - case 1: - if (result) - *result = string + 1; - return (*string & 0xff); - case 2: - if ((string[1] & 0xC0) != 0x80) - goto encoding_error; - if (result) - *result = string + 2; - return (((string[0] & 0x1F) << 6) | (string[1] & 0x3F)); - case 3: - if ((string[1] & 0xC0) != 0x80 || (string[2] & 0xC0) != 0x80) - goto encoding_error; - if (result) - *result = string + 3; - return (((string[0] & 0x1F) << 12) | ((string[1] & 0x3F) << 6) - | (string[2] & 0x3F)); - default: -encoding_error: if (result) - *result = string + 1; - return (_INVALID_RUNE); - } -} - -int -_UTF2_sputrune(c, string, n, result) - rune_t c; - char *string, **result; - size_t n; -{ - if (c & 0xF800) { - if (n >= 3) { - if (string) { - string[0] = 0xE0 | ((c >> 12) & 0x0F); - string[1] = 0x80 | ((c >> 6) & 0x3F); - string[2] = 0x80 | ((c) & 0x3F); - } - if (result) - *result = string + 3; - } else - if (result) - *result = NULL; - - return (3); - } else - if (c & 0x0780) { - if (n >= 2) { - if (string) { - string[0] = 0xC0 | ((c >> 6) & 0x1F); - string[1] = 0x80 | ((c) & 0x3F); - } - if (result) - *result = string + 2; - } else - if (result) - *result = NULL; - return (2); - } else { - if (n >= 1) { - if (string) - string[0] = c; - if (result) - *result = string + 1; - } else - if (result) - *result = NULL; - return (1); - } -} -#endif /* XPG4 */ |
