linux/common/linux_emuldata.h

1.10  christos /*	$NetBSD: linux_emuldata.h,v 1.10 2005/12/11 12:20:19 christos Exp $	*/
 1.5       erh
 1.5       erh /*-
 1.5       erh  * Copyright (c) 1998,2002 The NetBSD Foundation, Inc.
 1.5       erh  * All rights reserved.
 1.5       erh  *
 1.5       erh  * This code is derived from software contributed to The NetBSD Foundation
 1.5       erh  * by Eric Haszlakiewicz.
 1.5       erh  *
 1.5       erh  * Redistribution and use in source and binary forms, with or without
 1.5       erh  * modification, are permitted provided that the following conditions
 1.5       erh  * are met:
 1.5       erh  * 1. Redistributions of source code must retain the above copyright
 1.5       erh  *    notice, this list of conditions and the following disclaimer.
 1.5       erh  * 2. Redistributions in binary form must reproduce the above copyright
 1.5       erh  *    notice, this list of conditions and the following disclaimer in the
 1.5       erh  *    documentation and/or other materials provided with the distribution.
 1.5       erh  * 3. All advertising materials mentioning features or use of this software
 1.5       erh  *    must display the following acknowledgement:
 1.5       erh  *	This product includes software developed by the NetBSD
 1.5       erh  *	Foundation, Inc. and its contributors.
 1.5       erh  * 4. Neither the name of The NetBSD Foundation nor the names of its
 1.5       erh  *    contributors may be used to endorse or promote products derived
 1.5       erh  *    from this software without specific prior written permission.
 1.5       erh  *
 1.5       erh  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 1.5       erh  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 1.5       erh  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 1.5       erh  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 1.5       erh  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 1.5       erh  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 1.5       erh  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 1.5       erh  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 1.5       erh  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 1.5       erh  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 1.5       erh  * POSSIBILITY OF SUCH DAMAGE.
 1.5       erh  */
 1.1       erh
 1.1       erh #ifndef _COMMON_LINUX_EMULDATA_H
 1.1       erh #define _COMMON_LINUX_EMULDATA_H
 1.1       erh
 1.1       erh /*
 1.1       erh  * This is auxillary data the linux compat code
 1.1       erh  * needs to do its work.  A pointer to it is
 1.1       erh  * stored in the emuldata field of the proc
 1.2  jdolecek  * structure.
 1.1       erh  */
 1.6  jdolecek struct linux_emuldata_shared {
 1.7     perry 	caddr_t	p_break;	/* Processes' idea of break */
 1.6  jdolecek 	int refs;
 1.8      manu 	pid_t group_pid;	/* PID of Linux process (group of threads) */
 1.6  jdolecek };
 1.6  jdolecek
 1.1       erh struct linux_emuldata {
 1.2  jdolecek #if notyet
 1.4  christos 	sigset_t ps_siginfo;	/* Which signals have a RT handler */
 1.2  jdolecek #endif
 1.4  christos 	int	debugreg[8];	/* GDB information for ptrace - for use, */
 1.4  christos 				/* see ../arch/i386/linux_ptrace.c */
 1.6  jdolecek 	struct linux_emuldata_shared *s;
 1.9      manu #ifdef LINUX_NPTL
 1.8      manu 	int *child_set_tid;	/* in clone(): Child's TID to set on clone */
 1.8      manu 	int *child_clear_tid;	/* in clone(): Child's TID to clear on exit */
 1.8      manu 	int *set_tid;		/* in clone(): Own TID to set on clone */
 1.8      manu 	int *clear_tid;		/* Own TID to clear on exit */
 1.9      manu 	unsigned long set_tls;	/* New TLS in child if not 0 */
 1.9      manu #endif
 1.1       erh };
 1.6  jdolecek
 1.1       erh #endif /* !_COMMON_LINUX_EMULDATA_H */