libpthread_db.h revision 146818 
1/*
2 * Copyright (c) 2004 David Xu <davidxu@freebsd.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: head/lib/libthread_db/libpthread_db.h 146818 2005-05-31 09:43:04Z dfr $
27 */
28
29#ifndef _LIBPTHREAD_DB_H_
30#define	_LIBPTHREAD_DB_H_
31
32#include <sys/ucontext.h>
33#include <machine/reg.h>
34
35#include "thread_db_int.h"
36
37struct pt_map {
38	enum {
39		PT_NONE,
40		PT_USER,
41		PT_LWP
42	} type;
43
44	union {
45		lwpid_t		lwp;
46		psaddr_t	thr;
47	};
48};
49
50struct td_thragent {
51	TD_THRAGENT_FIELDS;
52	psaddr_t	libkse_debug_addr;
53	psaddr_t	thread_list_addr;
54	psaddr_t	thread_listgen_addr;
55	psaddr_t	thread_activated_addr;
56	psaddr_t	thread_active_threads_addr;
57	psaddr_t	thread_keytable_addr;
58	int		thread_activated;
59	int		thread_off_dtv;
60	int		thread_off_kse_locklevel;
61	int		thread_off_kse;
62	int		thread_off_tlsindex;
63	int		thread_off_attr_flags;
64	int		thread_size_key;
65	int		thread_off_tcb;
66	int		thread_off_linkmap;
67	int		thread_off_tmbx;
68	int		thread_off_thr_locklevel;
69	int		thread_off_next;
70	int		thread_off_state;
71	int		thread_max_keys;
72	int		thread_off_key_allocated;
73	int		thread_off_key_destructor;
74	int		thread_state_zoombie;
75	int		thread_state_running;
76	struct pt_map	*map;
77	int		map_len;
78};
79
80void pt_md_init(void);
81void pt_reg_to_ucontext(const struct reg *, ucontext_t *);
82void pt_ucontext_to_reg(const ucontext_t *, struct reg *);
83void pt_fpreg_to_ucontext(const struct fpreg *, ucontext_t *);
84void pt_ucontext_to_fpreg(const ucontext_t *, struct fpreg *);
85#ifdef __i386__
86void pt_fxsave_to_ucontext(const char *, ucontext_t *);
87void pt_ucontext_to_fxsave(const ucontext_t *, char *);
88#endif
89int  pt_reg_sstep(struct reg *reg, int step);
90
91#endif /* _LIBPTHREAD_DB_H_ */
92