X-Git-Url: https://git.saurik.com/apple/libc.git/blobdiff_plain/9385eb3d10ebe5eb398c52040ec3dbfba9b0cdcf..4c63d2152434d7a24cd627ef559f93b096274076:/locale/FreeBSD/none.c

diff --git a/locale/FreeBSD/none.c b/locale/FreeBSD/none.c
index 2fd072d..c3c75cf 100644
--- a/locale/FreeBSD/none.c
+++ b/locale/FreeBSD/none.c
@@ -1,4 +1,5 @@
 /*-
+ * Copyright (c) 2002-2004 Tim J. Robbins. All rights reserved.
  * Copyright (c) 1993
  *	The Regents of the University of California.  All rights reserved.
  *
@@ -13,10 +14,6 @@
  * 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.
@@ -38,62 +35,137 @@
 static char sccsid[] = "@(#)none.c	8.1 (Berkeley) 6/4/93";
 #endif /* LIBC_SCCS and not lint */
 #include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/lib/libc/locale/none.c,v 1.6 2002/10/16 11:37:38 tjr Exp $");
+__FBSDID("$FreeBSD: src/lib/libc/locale/none.c,v 1.15 2007/10/13 16:28:22 ache Exp $");
 
+#include "xlocale_private.h"
+
+#include <errno.h>
 #include <limits.h>
+#include <runetype.h>
 #include <stddef.h>
 #include <stdio.h>
-#include <rune.h>
 #include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+#include "mblocal.h"
+
+/* setup defaults */
 
-rune_t	_none_sgetrune(const char *, size_t, char const **);
-int	_none_sputrune(rune_t, char *, size_t, char **);
+int __mb_cur_max = 1;
+int __mb_sb_limit = 256; /* Expected to be <= _CACHED_RUNES */
 
-int
-_none_init(rl)
-	_RuneLocale *rl;
+__private_extern__ int
+_none_init(struct __xlocale_st_runelocale *xrl)
 {
-	rl->sgetrune = _none_sgetrune;
-	rl->sputrune = _none_sputrune;
-	_CurrentRuneLocale = rl;
-	__mb_cur_max = 1;
+
+	xrl->__mbrtowc = _none_mbrtowc;
+	xrl->__mbsinit = _none_mbsinit;
+	xrl->__mbsnrtowcs = _none_mbsnrtowcs;
+	xrl->__wcrtomb = _none_wcrtomb;
+	xrl->__wcsnrtombs = _none_wcsnrtombs;
+	xrl->__mb_cur_max = 1;
+	xrl->__mb_sb_limit = 256;
 	return(0);
 }
 
-rune_t
-_none_sgetrune(string, n, result)
-	const char *string;
-	size_t n;
-	char const **result;
+__private_extern__ int
+_none_mbsinit(const mbstate_t *ps __unused, locale_t loc __unused)
+{
+
+	/*
+	 * Encoding is not state dependent - we are always in the
+	 * initial state.
+	 */
+	return (1);
+}
+
+__private_extern__ size_t
+_none_mbrtowc(wchar_t * __restrict pwc, const char * __restrict s, size_t n,
+    mbstate_t * __restrict ps __unused, locale_t loc __unused)
+{
+
+	if (s == NULL)
+		/* Reset to initial shift state (no-op) */
+		return (0);
+	if (n == 0)
+		/* Incomplete multibyte sequence */
+		return ((size_t)-2);
+	if (pwc != NULL)
+		*pwc = (unsigned char)*s;
+	return (*s == '\0' ? 0 : 1);
+}
+
+__private_extern__ size_t
+_none_wcrtomb(char * __restrict s, wchar_t wc,
+    mbstate_t * __restrict ps __unused, locale_t loc __unused)
+{
+
+	if (s == NULL)
+		/* Reset to initial shift state (no-op) */
+		return (1);
+	if (wc < 0 || wc > UCHAR_MAX) {
+		errno = EILSEQ;
+		return ((size_t)-1);
+	}
+	*s = (unsigned char)wc;
+	return (1);
+}
+
+__private_extern__ size_t
+_none_mbsnrtowcs(wchar_t * __restrict dst, const char ** __restrict src,
+    size_t nms, size_t len, mbstate_t * __restrict ps __unused, locale_t loc __unused)
 {
-	if (n < 1) {
-		if (result)
-			*result = string;
-		return(_INVALID_RUNE);
+	const char *s;
+	size_t nchr;
+
+	if (dst == NULL) {
+		s = memchr(*src, '\0', nms);
+		return (s != NULL ? s - *src : nms);
+	}
+
+	s = *src;
+	nchr = 0;
+	while (len-- > 0 && nms-- > 0) {
+		if ((*dst++ = (unsigned char)*s++) == L'\0') {
+			*src = NULL;
+			return (nchr);
+		}
+		nchr++;
 	}
-	if (result)
-		*result = string + 1;
-	return(*string & 0xff);
+	*src = s;
+	return (nchr);
 }
 
-int
-_none_sputrune(c, string, n, result)
-	rune_t c;
-	char *string, **result;
-	size_t n;
+__private_extern__ size_t
+_none_wcsnrtombs(char * __restrict dst, const wchar_t ** __restrict src,
+    size_t nwc, size_t len, mbstate_t * __restrict ps __unused, locale_t loc __unused)
 {
-	if (n >= 1) {
-		if (string) {
-			if (c < 0 || c > UCHAR_MAX) {
-				if (result)
-					*result = NULL;
-				return (0);
+	const wchar_t *s;
+	size_t nchr;
+
+	if (dst == NULL) {
+		for (s = *src; nwc > 0 && *s != L'\0'; s++, nwc--) {
+			if (*s < 0 || *s > UCHAR_MAX) {
+				errno = EILSEQ;
+				return ((size_t)-1);
 			}
-			*string = c;
 		}
-		if (result)
-			*result = string + 1;
-	} else if (result)
-		*result = (char *)0;
-	return(1);
+		return (s - *src);
+	}
+
+	s = *src;
+	nchr = 0;
+	while (len-- > 0 && nwc-- > 0) {
+		if (*s < 0 || *s > UCHAR_MAX) {
+			errno = EILSEQ;
+			return ((size_t)-1);
+		}
+		if ((*dst++ = *s++) == '\0') {
+			*src = NULL;
+			return (nchr);
+		}
+		nchr++;
+	}
+	*src = s;
+	return (nchr);
 }