1/*-
2 * Copyright (c) 2023-2025 Ruslan Bukin <br@bsdpad.com>
3 *
4 * This work was supported by Innovate UK project 105694, "Digital Security
5 * by Design (DSbD) Technology Platform Prototype".
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29/* User-visible header. */
30
31#ifndef _SYS_HWT_RECORD_H_
32#define _SYS_HWT_RECORD_H_
33
34enum hwt_record_type {
35 HWT_RECORD_MMAP,
36 HWT_RECORD_MUNMAP,
37 HWT_RECORD_EXECUTABLE,
38 HWT_RECORD_KERNEL,
39 HWT_RECORD_THREAD_CREATE,
40 HWT_RECORD_THREAD_SET_NAME,
41 HWT_RECORD_BUFFER
42};
43
44#ifdef _KERNEL
45struct hwt_record_entry {
46 TAILQ_ENTRY(hwt_record_entry) next;
47 enum hwt_record_type record_type;
48 union {
49 /*
50 * Used for MMAP, EXECUTABLE, INTERP,
51 * and KERNEL records.
52 */
53 struct {
54 char *fullpath;
55 uintptr_t addr;
56 uintptr_t baseaddr;
57 };
58 /* Used for BUFFER records. */
59 struct {
60 int buf_id;
61 int curpage;
62 vm_offset_t offset;
63 };
64 /* Used for THREAD_* records. */
65 int thread_id;
66 };
67};
68#endif
69
70#endif /* !_SYS_HWT_RECORD_H_ */