/* $OpenBSD: rf_general.h,v 1.5 2002/12/16 07:01:04 tdeval Exp $ */ /* $NetBSD: rf_general.h,v 1.5 2000/03/03 02:04:48 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)) extern char rf_panicbuf[]; #define RF_PANIC() \ do { \ sprintf(rf_panicbuf, "RAIDframe error at line %d file %s", \ __LINE__, __FILE__); \ panic(rf_panicbuf); \ } while (0) #ifdef _KERNEL #ifdef RF_ASSERT #undef RF_ASSERT #endif /* RF_ASSERT */ #ifndef NOASSERT #define RF_ASSERT(_x_) \ do { \ if (!(_x_)) { \ sprintf(rf_panicbuf, "RAIDframe error at line %d" \ " file %s (failed asserting %s)\n", __LINE__, \ __FILE__, #_x_); \ panic(rf_panicbuf); \ } \ } while (0) #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_ */