1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (C) 2018 The FreeBSD Foundation. All rights reserved. 5 * Copyright (C) 2018, 2019 Andrew Turner. 6 * 7 * This software was developed by Mitchell Horne under sponsorship of 8 * the FreeBSD Foundation. 9 * 10 * This software was developed by SRI International and the University of 11 * Cambridge Computer Laboratory under DARPA/AFRL contract FA8750-10-C-0237 12 * ("CTSRD"), as part of the DARPA CRASH research programme. 13 * 14 * Redistribution and use in source and binary forms, with or without 15 * modification, are permitted provided that the following conditions 16 * are met: 17 * 1. Redistributions of source code must retain the above copyright 18 * notice, this list of conditions and the following disclaimer. 19 * 2. Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in the 21 * documentation and/or other materials provided with the distribution. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * $FreeBSD$ 36 */ 37 38 #ifndef _SYS_COVERAGE_H_ 39 #define _SYS_COVERAGE_H_ 40 41 #if !defined(_KERNEL) && !defined(_SYS_KCOV_H_) 42 #error Do not include this file directly in userspace, use sys/kcov.h 43 #endif 44 45 #define COV_CMP_CONST (1 << 0) 46 #define COV_CMP_SIZE(x) ((x) << 1) 47 #define COV_CMP_MASK (3 << 1) 48 #define COV_CMP_GET_SIZE(x) (((x) >> 1) & 3) 49 50 #ifdef _KERNEL 51 typedef void (*cov_trace_pc_t)(uintptr_t); 52 typedef bool (*cov_trace_cmp_t)(uint64_t, uint64_t, uint64_t, uint64_t); 53 54 void cov_register_cmp(cov_trace_cmp_t); 55 void cov_unregister_cmp(void); 56 void cov_register_pc(cov_trace_pc_t); 57 void cov_unregister_pc(void); 58 #endif 59 60 #endif /* _SYS_COVERAGE_H_ */ 61