strtolctype.h revision 2ef9abdc6ea9bad985430325b12b90938a8cd18f
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
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* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1988 AT&T */
/* All Rights Reserved */
#ifndef _COMMON_UTIL_CTYPE_H
#define _COMMON_UTIL_CTYPE_H
#ifdef __cplusplus
extern "C" {
#endif
/*
* This header file contains a collection of macros that the strtou?ll?
* functions in common/util use to test characters. What we need is a kernel
* version of ctype.h.
*/
#if defined(_KERNEL) && !defined(_BOOT)
#define isalnum(ch) (isalpha(ch) || isdigit(ch))
#define isalpha(ch) (isupper(ch) || islower(ch))
#define isdigit(ch) ((ch) >= '0' && (ch) <= '9')
#define islower(ch) ((ch) >= 'a' && (ch) <= 'z')
#define isspace(ch) (((ch) == ' ') || ((ch) == '\r') || ((ch) == '\n') || \
((ch) == '\t') || ((ch) == '\f'))
#define isupper(ch) ((ch) >= 'A' && (ch) <= 'Z')
#define isxdigit(ch) (isdigit(ch) || ((ch) >= 'a' && (ch) <= 'f') || \
((ch) >= 'A' && (ch) <= 'F'))
#endif /* _KERNEL && !_BOOT */
#define DIGIT(x) \
(isdigit(x) ? (x) - '0' : islower(x) ? (x) + 10 - 'a' : (x) + 10 - 'A')
#define MBASE ('z' - 'a' + 1 + 10)
/*
* The following macro is a version of isalnum() that limits alphabetic
* characters to the ranges a-z and A-Z; locale dependent characters will not
* return 1. The members of a-z and A-Z are assumed to be in ascending order
* and contiguous.
*/
#define lisalnum(x) \
(isdigit(x) || ((x) >= 'a' && (x) <= 'z') || ((x) >= 'A' && (x) <= 'Z'))
#ifdef __cplusplus
}
#endif
#endif /* _COMMON_UTIL_CTYPE_H */