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/*-
* Copyright (c) 2003 Marcel Moolenaar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/ia64/include/unwind.h 139790 2005-01-06 22:18:23Z imp $
*/
#ifndef _MACHINE_UNWIND_H_
#define _MACHINE_UNWIND_H_
struct pcb;
struct trapframe;
struct uwx_env;
struct unw_regstate {
struct pcb *pcb;
struct trapframe *frame;
struct uwx_env *env;
uint64_t keyval[8];
};
int unw_create_from_pcb(struct unw_regstate *s, struct pcb *pcb);
int unw_create_from_frame(struct unw_regstate *s, struct trapframe *tf);
void unw_delete(struct unw_regstate *s);
int unw_step(struct unw_regstate *s);
int unw_get_bsp(struct unw_regstate *s, uint64_t *r);
int unw_get_cfm(struct unw_regstate *s, uint64_t *r);
int unw_get_ip(struct unw_regstate *s, uint64_t *r);
int unw_get_sp(struct unw_regstate *s, uint64_t *r);
int unw_table_add(uint64_t, uint64_t, uint64_t);
void unw_table_remove(uint64_t);
#endif /* _MACHINE_UNWIND_H_ */