367de39efa
Reviewed by: mhorne Obtained from: CheriBSD Sponsored by: DARPA Differential Revision: https://reviews.freebsd.org/D25995
52 lines
2.1 KiB
C
52 lines
2.1 KiB
C
/*-
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* Copyright (c) 2016 Ruslan Bukin <br@bsdpad.com>
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* All rights reserved.
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*
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* Portions of this software were developed by SRI International and the
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* University of Cambridge Computer Laboratory under DARPA/AFRL contract
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* FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme.
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*
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* Portions of this software were developed by the University of Cambridge
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* Computer Laboratory as part of the CTSRD Project, with support from the
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* UK Higher Education Innovation Fund (HEIF).
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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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*
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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 _MACHINE_STACK_H_
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#define _MACHINE_STACK_H_
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#define INKERNEL(va) ((va) >= VM_MIN_KERNEL_ADDRESS && \
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(va) <= VM_MAX_KERNEL_ADDRESS)
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struct unwind_state {
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uintptr_t fp;
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uintptr_t sp;
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uintptr_t pc;
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};
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int unwind_frame(struct unwind_state *);
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#endif /* !_MACHINE_STACK_H_ */
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