| 1 | /* $OpenBSD: stacktrace.h,v 1.4 2023/04/26 16:53:59 claudio Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 2017 Visa Hankala |
| 5 | * |
| 6 | * Permission to use, copy, modify, and/or distribute this software for any |
| 7 | * purpose with or without fee is hereby granted, provided that the above |
| 8 | * copyright notice and this permission notice appear in all copies. |
| 9 | * |
| 10 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 11 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 12 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 13 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 14 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 15 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 16 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 17 | */ |
| 18 | |
| 19 | #ifndef _SYS_STACKTRACE_H_ |
| 20 | #define _SYS_STACKTRACE_H_ |
| 21 | |
| 22 | #define STACKTRACE_MAX 19 |
| 23 | |
| 24 | struct stacktrace { |
| 25 | unsigned int st_count; |
| 26 | unsigned long st_pc[STACKTRACE_MAX]; |
| 27 | }; |
| 28 | |
| 29 | #ifdef _KERNEL |
| 30 | void stacktrace_print(struct stacktrace *, int (*)(const char *, ...)); |
| 31 | void stacktrace_save_at(struct stacktrace *, unsigned int); |
| 32 | void stacktrace_save_utrace(struct stacktrace *); |
| 33 | |
| 34 | static inline void |
| 35 | stacktrace_save(struct stacktrace *st) |
| 36 | { |
| 37 | stacktrace_save_at(st, 0); |
| 38 | } |
| 39 | #endif |
| 40 | |
| 41 | #endif /* _SYS_STACKTRACE_H_ */ |