1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2004 Marcel Moolenaar
5 * All rights reserved.
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 *
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef _GDB_GDB_H_
30#define	_GDB_GDB_H_
31
32typedef int gdb_checkc_f(void);
33typedef int gdb_getc_f(void);
34typedef void gdb_init_f(void);
35typedef int gdb_probe_f(void);
36typedef void gdb_putc_f(int);
37typedef void gdb_term_f(void);
38
39struct gdb_dbgport {
40	const char	*gdb_name;
41	gdb_getc_f	*gdb_getc;
42	gdb_init_f	*gdb_init;
43	gdb_probe_f	*gdb_probe;
44	gdb_putc_f	*gdb_putc;
45	gdb_term_f	*gdb_term;
46	int		gdb_active;
47	void		(*gdb_sendpacket)(const void *, size_t);
48	int		gdb_dbfeatures;
49};
50
51#define	GDB_DBGP_FEAT_WANTTERM	0x1	/* Want gdb_term() invocation when
52					   leaving GDB.  gdb_term has been
53					   deadcode and never invoked for so
54					   long I don't want to just blindly
55					   start invoking it without opt-in. */
56#define	GDB_DBGP_FEAT_RELIABLE	0x2	/* The debugport promises it is a
57					   reliable transport, which allows GDB
58					   acks to be turned off. */
59
60#define	GDB_DBGPORT(name, probe, init, term, getc, putc)		\
61	static struct gdb_dbgport name##_gdb_dbgport = {		\
62		.gdb_name = #name,					\
63		.gdb_probe = probe,					\
64		.gdb_init = init,					\
65		.gdb_term = term,					\
66		.gdb_getc = getc,					\
67		.gdb_putc = putc,					\
68	};								\
69	DATA_SET(gdb_dbgport_set, name##_gdb_dbgport)
70
71#endif /* !_GDB_GDB_H_ */
72