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101 lines
3.3 KiB
C
101 lines
3.3 KiB
C
/*-
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* Copyright (c) 2002 Poul-Henning Kamp
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* Copyright (c) 2002 Networks Associates Technology, Inc.
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* All rights reserved.
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*
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* This software was developed for the FreeBSD Project by Poul-Henning Kamp
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* and NAI Labs, the Security Research Division of Network Associates, Inc.
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* under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
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* DARPA CHATS research program.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The names of the authors may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _SYS_KERNELDUMP_H
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#define _SYS_KERNELDUMP_H
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#include <machine/endian.h>
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#if BYTE_ORDER == LITTLE_ENDIAN
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#define dtoh32(x) __bswap32(x)
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#define dtoh64(x) __bswap64(x)
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#define htod32(x) __bswap32(x)
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#define htod64(x) __bswap64(x)
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#elif BYTE_ORDER == BIG_ENDIAN
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#define dtoh32(x) (x)
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#define dtoh64(x) (x)
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#define htod32(x) (x)
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#define htod64(x) (x)
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#endif
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/*
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* All uintX_t fields are in dump byte order, which is the same as
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* network byte order. Use the macros defined above to read or
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* write the fields.
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*/
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struct kerneldumpheader {
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char magic[20];
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#define KERNELDUMPMAGIC "FreeBSD Kernel Dump"
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#define KERNELDUMPMAGIC_CLEARED "Cleared Kernel Dump"
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char architecture[12];
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uint32_t version;
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#define KERNELDUMPVERSION 1
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uint32_t architectureversion;
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#define KERNELDUMP_ALPHA_VERSION 1
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#define KERNELDUMP_I386_VERSION 2
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#define KERNELDUMP_IA64_VERSION 1
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#define KERNELDUMP_SPARC64_VERSION 1
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#define KERNELDUMP_AMD64_VERSION 2
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#define KERNELDUMP_ARM_VERSION 1
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uint64_t dumplength; /* excl headers */
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uint64_t dumptime;
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uint32_t blocksize;
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char hostname[64];
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char versionstring[192];
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char panicstring[192];
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uint32_t parity;
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};
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/*
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* Parity calculation is endian insensitive.
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*/
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static __inline u_int32_t
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kerneldump_parity(struct kerneldumpheader *kdhp)
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{
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uint32_t *up, parity;
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u_int i;
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up = (uint32_t *)kdhp;
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parity = 0;
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for (i = 0; i < sizeof *kdhp; i += sizeof *up)
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parity ^= *up++;
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return (parity);
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}
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#endif /* _SYS_KERNELDUMP_H */
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