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      1 /*	$NetBSD: linux_emuldata.h,v 1.20 2022/05/20 19:34:22 andvar Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1998,2002 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Eric Haszlakiewicz.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef _COMMON_LINUX_EMULDATA_H
     33 #define _COMMON_LINUX_EMULDATA_H
     34 
     35 /*
     36  * This is auxiliary data the linux compat code
     37  * needs to do its work.  A pointer to it is
     38  * stored in the emuldata field of the proc
     39  * structure.
     40  */
     41 
     42 struct linux_emuldata {
     43 	int	led_debugreg[8];	/* GDB information for ptrace - for use, */
     44 				/* see ../arch/i386/linux_ptrace.c */
     45 
     46 	void	*led_child_tidptr;	/* Used during clone() */
     47 	void	*led_clear_tid;		/* Own TID to clear on exit */
     48 	long	led_personality;
     49 };
     50 
     51 #endif /* !_COMMON_LINUX_EMULDATA_H */
     52