/*
* Copyright (C) 2005 Jakub Jermar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - 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.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*/
#ifndef __MACROS_H__
#define __MACROS_H__
#define is_digit(d) (((d) >= '0') && ((d)<='9'))
#define is_lower(c) (((c) >= 'a') && ((c) <= 'z'))
#define is_upper(c) (((c) >= 'A') && ((c) <= 'Z'))
#define is_alpha(c) (is_lower(c) || is_upper(c))
#define is_alphanum(c) (is_alpha(c) || is_digit(c))
#define is_white(c) (((c) == ' ') || ((c) == '\t') || ((c) == '\n') || ((c) == '\r'))
#define min(a,b) ((a)<(b)?(a):(b))
#define max(a,b) ((a)>(b)?(a):(b))
/* Return true if the interlvals overlap */
static inline int overlaps(__address s1,size_t sz1, __address s2, size_t sz2)
{
__address e1 = s1+sz1;
__address e2 = s2+sz2;
return s1 < e2 && s2 < e1;
}
/* Compute overlapping of physical addresses */
#define PA_overlaps(x,szx,y,szy) overlaps(KA2PA(x),szx,KA2PA(y), szy)
#endif