2 * Copyright (c) 2004 David Xu <davidxu@freebsd.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <proc_service.h>
32 #include <thread_db.h>
35 #include "thread_db_int.h"
42 static TAILQ_HEAD(, td_thragent) proclist = TAILQ_HEAD_INITIALIZER(proclist);
44 extern struct ta_ops libc_r_db_ops;
45 extern struct ta_ops libpthread_db_ops;
46 extern struct ta_ops libthr_db_ops;
48 static struct ta_ops *ops[] = {
61 for (i = 0; i < sizeof(ops)/sizeof(ops[0]); i++) {
62 if (ops[i]->to_init != NULL) {
63 tmp = ops[i]->to_init();
72 td_ta_clear_event(const td_thragent_t *ta, td_thr_events_t *events)
74 return (ta->ta_ops->to_ta_clear_event(ta, events));
78 td_ta_delete(td_thragent_t *ta)
80 TAILQ_REMOVE(&proclist, ta, ta_next);
81 return (ta->ta_ops->to_ta_delete(ta));
85 td_ta_event_addr(const td_thragent_t *ta, td_event_e event, td_notify_t *ptr)
87 return (ta->ta_ops->to_ta_event_addr(ta, event, ptr));
91 td_ta_event_getmsg(const td_thragent_t *ta, td_event_msg_t *msg)
93 return (ta->ta_ops->to_ta_event_getmsg(ta, msg));
97 td_ta_map_id2thr(const td_thragent_t *ta, thread_t id, td_thrhandle_t *th)
99 return (ta->ta_ops->to_ta_map_id2thr(ta, id, th));
103 td_ta_map_lwp2thr(const td_thragent_t *ta, lwpid_t lwpid, td_thrhandle_t *th)
105 return (ta->ta_ops->to_ta_map_lwp2thr(ta, lwpid, th));
109 td_ta_new(struct ps_prochandle *ph, td_thragent_t **pta)
113 for (i = 0; i < sizeof(ops)/sizeof(ops[0]); ++i) {
114 if (ops[i]->to_ta_new(ph, pta) == TD_OK) {
115 TAILQ_INSERT_HEAD(&proclist, *pta, ta_next);
116 (*pta)->ta_ops = ops[i];
120 return (TD_NOLIBTHREAD);
124 td_ta_set_event(const td_thragent_t *ta, td_thr_events_t *events)
126 return (ta->ta_ops->to_ta_set_event(ta, events));
130 td_ta_thr_iter(const td_thragent_t *ta, td_thr_iter_f *callback,
131 void *cbdata_p, td_thr_state_e state, int ti_pri, sigset_t *ti_sigmask_p,
132 unsigned int ti_user_flags)
134 return (ta->ta_ops->to_ta_thr_iter(ta, callback, cbdata_p, state,
135 ti_pri, ti_sigmask_p, ti_user_flags));
139 td_ta_tsd_iter(const td_thragent_t *ta, td_key_iter_f *callback,
142 return (ta->ta_ops->to_ta_tsd_iter(ta, callback, cbdata_p));
146 td_thr_clear_event(const td_thrhandle_t *th, td_thr_events_t *events)
148 const td_thragent_t *ta = th->th_ta;
149 return (ta->ta_ops->to_thr_clear_event(th, events));
153 td_thr_dbresume(const td_thrhandle_t *th)
155 const td_thragent_t *ta = th->th_ta;
156 return (ta->ta_ops->to_thr_dbresume(th));
160 td_thr_dbsuspend(const td_thrhandle_t *th)
162 const td_thragent_t *ta = th->th_ta;
163 return (ta->ta_ops->to_thr_dbsuspend(th));
167 td_thr_event_enable(const td_thrhandle_t *th, int en)
169 const td_thragent_t *ta = th->th_ta;
170 return (ta->ta_ops->to_thr_event_enable(th, en));
174 td_thr_event_getmsg(const td_thrhandle_t *th, td_event_msg_t *msg)
176 const td_thragent_t *ta = th->th_ta;
177 return (ta->ta_ops->to_thr_event_getmsg(th, msg));
181 td_thr_get_info(const td_thrhandle_t *th, td_thrinfo_t *info)
183 const td_thragent_t *ta = th->th_ta;
184 return (ta->ta_ops->to_thr_get_info(th, info));
189 td_thr_getxmmregs(const td_thrhandle_t *th, char *fxsave)
191 const td_thragent_t *ta = th->th_ta;
192 return (ta->ta_ops->to_thr_getxmmregs(th, fxsave));
198 td_thr_getfpregs(const td_thrhandle_t *th, prfpregset_t *fpregset)
200 const td_thragent_t *ta = th->th_ta;
201 return (ta->ta_ops->to_thr_getfpregs(th, fpregset));
205 td_thr_getgregs(const td_thrhandle_t *th, prgregset_t gregs)
207 const td_thragent_t *ta = th->th_ta;
208 return (ta->ta_ops->to_thr_getgregs(th, gregs));
212 td_thr_set_event(const td_thrhandle_t *th, td_thr_events_t *events)
214 const td_thragent_t *ta = th->th_ta;
215 return (ta->ta_ops->to_thr_set_event(th, events));
220 td_thr_setxmmregs(const td_thrhandle_t *th, const char *fxsave)
222 const td_thragent_t *ta = th->th_ta;
223 return (ta->ta_ops->to_thr_setxmmregs(th, fxsave));
228 td_thr_setfpregs(const td_thrhandle_t *th, const prfpregset_t *fpregs)
230 const td_thragent_t *ta = th->th_ta;
231 return (ta->ta_ops->to_thr_setfpregs(th, fpregs));
235 td_thr_setgregs(const td_thrhandle_t *th, const prgregset_t gregs)
237 const td_thragent_t *ta = th->th_ta;
238 return (ta->ta_ops->to_thr_setgregs(th, gregs));
242 td_thr_validate(const td_thrhandle_t *th)
244 const td_thragent_t *ta = th->th_ta;
245 return (ta->ta_ops->to_thr_validate(th));
249 td_thr_tls_get_addr(const td_thrhandle_t *th, void *linkmap, size_t offset,
252 const td_thragent_t *ta = th->th_ta;
253 return (ta->ta_ops->to_thr_tls_get_addr(th, linkmap, offset, address));
256 /* FreeBSD specific extensions. */
259 td_thr_sstep(const td_thrhandle_t *th, int step)
261 const td_thragent_t *ta = th->th_ta;
262 return (ta->ta_ops->to_thr_sstep(th, step));