8f670c3d88
overflows the default buffer making it too hard to get a dmesg from a verbose boot. It's still changeable via an option, so if picobsd needs to set it to something else they still can. Reviewed by: phk, alfred
61 lines
2.3 KiB
C
61 lines
2.3 KiB
C
/*
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* Copyright (c) 1981, 1984, 1993
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* The Regents of the University of California. All rights reserved.
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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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* @(#)msgbuf.h 8.1 (Berkeley) 6/2/93
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* $FreeBSD$
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*/
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#ifndef _SYS_MSGBUF_H_
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#define _SYS_MSGBUF_H_
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struct msgbuf {
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#define MSG_MAGIC 0x063062
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unsigned int msg_magic;
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unsigned int msg_size; /* size of buffer area */
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unsigned int msg_bufx; /* write pointer */
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unsigned int msg_bufr; /* read pointer */
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char * msg_ptr; /* pointer to buffer */
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};
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#ifdef _KERNEL
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extern int msgbufmapped;
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extern struct msgbuf *msgbufp;
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void msgbufinit __P((void *ptr, size_t size));
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#if !defined(MSGBUF_SIZE)
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#define MSGBUF_SIZE 32768
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#endif
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#endif
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#endif
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