NetBSD/sys/dev/raidframe/rf_general.h

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/* $NetBSD: rf_general.h,v 1.6 2000/12/15 02:12:58 oster Exp $ */
/*
* Copyright (c) 1995 Carnegie-Mellon University.
* All rights reserved.
*
* Author: Mark Holland
*
* Permission to use, copy, modify and distribute this software and
* its documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
/*
* rf_general.h -- some general-use definitions
*/
/*#define NOASSERT*/
#ifndef _RF__RF_GENERAL_H_
#define _RF__RF_GENERAL_H_
/* error reporting and handling */
#ifdef _KERNEL
#include<sys/systm.h> /* printf, sprintf, and friends */
#endif
#define RF_ERRORMSG(s) printf((s))
#define RF_ERRORMSG1(s,a) printf((s),(a))
#define RF_ERRORMSG2(s,a,b) printf((s),(a),(b))
#define RF_ERRORMSG3(s,a,b,c) printf((s),(a),(b),(c))
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void rf_print_panic_message(int, char *);
void rf_print_assert_panic_message(int, char *, char *);
extern char rf_panicbuf[];
#define RF_PANIC() {rf_print_panic_message(__LINE__,__FILE__); panic(rf_panicbuf);}
#ifdef _KERNEL
#ifdef RF_ASSERT
#undef RF_ASSERT
#endif /* RF_ASSERT */
#ifndef NOASSERT
#define RF_ASSERT(_x_) { \
if (!(_x_)) { \
rf_print_assert_panic_message(__LINE__, __FILE__, #_x_); \
panic(rf_panicbuf); \
} \
}
#else /* !NOASSERT */
#define RF_ASSERT(x) {/*noop*/}
#endif /* !NOASSERT */
#else /* _KERNEL */
#define RF_ASSERT(x) {/*noop*/}
#endif /* _KERNEL */
/* random stuff */
#define RF_MAX(a,b) (((a) > (b)) ? (a) : (b))
#define RF_MIN(a,b) (((a) < (b)) ? (a) : (b))
/* divide-by-zero check */
#define RF_DB0_CHECK(a,b) ( ((b)==0) ? 0 : (a)/(b) )
/* get time of day */
#define RF_GETTIME(_t) microtime(&(_t))
/*
* zero memory- not all bzero calls go through here, only
* those which in the kernel may have a user address
*/
#define RF_BZERO(_bp,_b,_l) bzero(_b,_l) /* XXX This is likely
* incorrect. GO */
#define RF_UL(x) ((unsigned long) (x))
#define RF_PGMASK RF_UL(NBPG-1)
#define RF_BLIP(x) (NBPG - (RF_UL(x) & RF_PGMASK)) /* bytes left in page */
#define RF_PAGE_ALIGNED(x) ((RF_UL(x) & RF_PGMASK) == 0)
#ifdef __STDC__
#define RF_STRING(_str_) #_str_
#else /* __STDC__ */
#define RF_STRING(_str_) "_str_"
#endif /* __STDC__ */
#endif /* !_RF__RF_GENERAL_H_ */