Date: Mon, 9 Nov 2015 22:11:37 +0000 (UTC) From: Baptiste Daroussin <bapt@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r290620 - head/lib/libc/locale Message-ID: <201511092211.tA9MBb0O062935@repo.freebsd.org>
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Author: bapt Date: Mon Nov 9 22:11:37 2015 New Revision: 290620 URL: https://svnweb.freebsd.org/changeset/base/290620 Log: Readd ascii.c forgotten in r290618 Added: head/lib/libc/locale/ascii.c (contents, props changed) Added: head/lib/libc/locale/ascii.c ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/lib/libc/locale/ascii.c Mon Nov 9 22:11:37 2015 (r290620) @@ -0,0 +1,192 @@ +/* + * Copyright 2013 Garrett D'Amore <garrett@damore.org> + * Copyright 2010 Nexenta Systems, Inc. All rights reserved. + * Copyright (c) 2002-2004 Tim J. Robbins. All rights reserved. + * 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. + * + * Copyright (c) 2011 The FreeBSD Foundation + * All rights reserved. + * Portions of this software were developed by David Chisnall + * under sponsorship from the FreeBSD Foundation. + * + * 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. + * 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. + * + * @(#)none.c 8.1 (Berkeley) 6/4/93 + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <errno.h> +#include <limits.h> +#include <runetype.h> +#include <stddef.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <wchar.h> +#include "mblocal.h" + +static size_t _ascii_mbrtowc(wchar_t * __restrict, const char * __restrict, + size_t, mbstate_t * __restrict); +static int _ascii_mbsinit(const mbstate_t *); +static size_t _ascii_mbsnrtowcs(wchar_t * __restrict dst, + const char ** __restrict src, size_t nms, size_t len, + mbstate_t * __restrict ps __unused); +static size_t _ascii_wcrtomb(char * __restrict, wchar_t, + mbstate_t * __restrict); +static size_t _ascii_wcsnrtombs(char * __restrict, const wchar_t ** __restrict, + size_t, size_t, mbstate_t * __restrict); + +int +_ascii_init(struct xlocale_ctype *l, _RuneLocale *rl) +{ + + l->__mbrtowc = _ascii_mbrtowc; + l->__mbsinit = _ascii_mbsinit; + l->__mbsnrtowcs = _ascii_mbsnrtowcs; + l->__wcrtomb = _ascii_wcrtomb; + l->__wcsnrtombs = _ascii_wcsnrtombs; + l->runes = rl; + l->__mb_cur_max = 1; + l->__mb_sb_limit = 128; + return(0); +} + +static int +_ascii_mbsinit(const mbstate_t *ps __unused) +{ + /* + * Encoding is not state dependent - we are always in the + * initial state. + */ + return (1); +} + +static size_t +_ascii_mbrtowc(wchar_t * __restrict pwc, const char * __restrict s, size_t n, + mbstate_t * __restrict ps __unused) +{ + if (s == NULL) + /* Reset to initial shift state (no-op) */ + return (0); + if (n == 0) + /* Incomplete multibyte sequence */ + return ((size_t)-2); + if (*s & 0x80) { + errno = EILSEQ; + return ((size_t)-1); + } + if (pwc != NULL) + *pwc = (unsigned char)*s; + return (*s == '\0' ? 0 : 1); +} + +static size_t +_ascii_wcrtomb(char * __restrict s, wchar_t wc, + mbstate_t * __restrict ps __unused) +{ + + if (s == NULL) + /* Reset to initial shift state (no-op) */ + return (1); + if (wc < 0 || wc > 127) { + errno = EILSEQ; + return ((size_t)-1); + } + *s = (unsigned char)wc; + return (1); +} + +static size_t +_ascii_mbsnrtowcs(wchar_t * __restrict dst, const char ** __restrict src, + size_t nms, size_t len, mbstate_t * __restrict ps __unused) +{ + const char *s; + size_t nchr; + + if (dst == NULL) { + s = memchr(*src, '\0', nms); + if (*s & 0x80) { + errno = EILSEQ; + return ((size_t)-1); + } + return (s != NULL ? s - *src : nms); + } + + s = *src; + nchr = 0; + while (len-- > 0 && nms-- > 0) { + if (*s & 0x80) { + errno = EILSEQ; + return ((size_t)-1); + } + if ((*dst++ = (unsigned char)*s++) == L'\0') { + *src = NULL; + return (nchr); + } + nchr++; + } + *src = s; + return (nchr); +} + +static size_t +_ascii_wcsnrtombs(char * __restrict dst, const wchar_t ** __restrict src, + size_t nwc, size_t len, mbstate_t * __restrict ps __unused) +{ + const wchar_t *s; + size_t nchr; + + if (dst == NULL) { + for (s = *src; nwc > 0 && *s != L'\0'; s++, nwc--) { + if (*s < 0 || *s > 127) { + errno = EILSEQ; + return ((size_t)-1); + } + } + return (s - *src); + } + + s = *src; + nchr = 0; + while (len-- > 0 && nwc-- > 0) { + if (*s < 0 || *s > 127) { + errno = EILSEQ; + return ((size_t)-1); + } + if ((*dst++ = *s++) == '\0') { + *src = NULL; + return (nchr); + } + nchr++; + } + *src = s; + return (nchr); +}
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