1 files changed, 102 insertions, 0 deletions
diff --git a/lib/libc/iconv/citrus_bcs.h b/lib/libc/iconv/citrus_bcs.h
new file mode 100644
index 0000000..3b1f537
--- /dev/null
+++ b/lib/libc/iconv/citrus_bcs.h
@@ -0,0 +1,102 @@
+/* $FreeBSD$ */
+/* $NetBSD: citrus_bcs.h,v 1.6 2009/01/11 02:46:24 christos Exp $ */
+
+/*-
+ * Copyright (c)2003 Citrus Project,
+ * All rights reserved.
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
+ */
+
+#include <sys/types.h>
+
+#ifndef _CITRUS_BCS_H_
+#define _CITRUS_BCS_H_
+
+/*
+ * predicate/conversion for basic character set.
+ *
+ * `Basic character set' is a term defined in the ISO C standard.
+ * Citrus bcs is, if anything, close to `portable character set'
+ * defined in the POSIX.
+ */
+
+#define _CITRUS_BCS_PRED(_name_, _cond_) \
+static __inline int _citrus_bcs_##_name_(uint8_t c) { return (_cond_); }
+
+/*
+ * predicates.
+ * Unlike predicates defined in ctype.h, these do not accept EOF.
+ */
+_CITRUS_BCS_PRED(isblank, c == ' ' || c == '\t')
+_CITRUS_BCS_PRED(iseol, c == '\n' || c == '\r')
+_CITRUS_BCS_PRED(isspace, _citrus_bcs_isblank(c) || _citrus_bcs_iseol(c) ||
+    c == '\f' || c == '\v')
+_CITRUS_BCS_PRED(isdigit, c >= '0' && c <= '9')
+_CITRUS_BCS_PRED(isupper, c >= 'A' && c <= 'Z')
+_CITRUS_BCS_PRED(islower, c >= 'a' && c <= 'z')
+_CITRUS_BCS_PRED(isalpha, _citrus_bcs_isupper(c) || _citrus_bcs_islower(c))
+_CITRUS_BCS_PRED(isalnum, _citrus_bcs_isdigit(c) || _citrus_bcs_isalpha(c))
+_CITRUS_BCS_PRED(isxdigit, _citrus_bcs_isdigit(c) ||
+    (c >= 'A' && c <= 'F') || (c >= 'a' && c <= 'f'))
+
+/*
+ * transliterate between uppercase and lowercase.
+ * Unlike transliterator defined in ctype.h, these do not accept EOF.
+ */
+static __inline uint8_t
+_citrus_bcs_toupper(uint8_t c)
+{
+
+	return (_citrus_bcs_islower(c) ? (c - 'a' + 'A') : c);
+}
+
+static __inline uint8_t
+_citrus_bcs_tolower(uint8_t c)
+{
+
+	return (_citrus_bcs_isupper(c) ? (c - 'A' + 'a') : c);
+}
+
+__BEGIN_DECLS
+int		 _citrus_bcs_strcasecmp(const char * __restrict,
+		    const char * __restrict);
+int		 _citrus_bcs_strncasecmp(const char * __restrict,
+		    const char * __restrict, size_t);
+const char	*_citrus_bcs_skip_ws(const char * __restrict);
+const char	*_citrus_bcs_skip_nonws(const char * __restrict);
+const char	*_citrus_bcs_skip_ws_len(const char * __restrict,
+		    size_t * __restrict);
+const char	*_citrus_bcs_skip_nonws_len(const char * __restrict,
+		    size_t * __restrict);
+void		 _citrus_bcs_trunc_rws_len(const char * __restrict,
+		    size_t * __restrict);
+void		 _citrus_bcs_convert_to_lower(char *);
+void		 _citrus_bcs_convert_to_upper(char *);
+
+long int	 _citrus_bcs_strtol(const char * __restrict,
+		    char ** __restrict, int);
+unsigned long	 _citrus_bcs_strtoul(const char * __restrict,
+		    char ** __restrict, int);
+__END_DECLS
+
+#endif