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/*
* Copyright (c) 2004 David Xu <davidxu@freebsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <stddef.h>
#include <unistd.h>
#include <proc_service.h>
#include <thread_db.h>
#include "thread_db_int.h"
static TAILQ_HEAD(, td_thragent) proclist = TAILQ_HEAD_INITIALIZER(proclist);
extern struct ta_ops pthread_ops;
#if 0
extern struct ta_ops thr_ops;
extern struct ta_ops c_r_ops;
#endif
static struct ta_ops *ops[] = {
&pthread_ops,
#if 0
&thr_ops,
&c_r_ops
#endif
};
td_err_e
td_init(void)
{
int i, ret = 0;
for (i = 0; i < sizeof(ops)/sizeof(ops[0]); ++i) {
int tmp;
if ((tmp = ops[i]->to_init()) != 0)
ret = tmp;
}
return (ret);
}
td_err_e
td_ta_new(struct ps_prochandle *ph, td_thragent_t **pta)
{
int i;
for (i = 0; i < sizeof(ops)/sizeof(ops[0]); ++i) {
if (ops[i]->to_ta_new(ph, pta) == 0) {
(*pta)->ta_ops = ops[i];
TAILQ_INSERT_HEAD(&proclist, *pta, ta_next);
return (0);
}
}
return (TD_NOLIBTHREAD);
}
td_err_e
td_ta_delete(td_thragent_t *ta)
{
TAILQ_REMOVE(&proclist, ta, ta_next);
return ta->ta_ops->to_ta_delete(ta);
}
td_err_e
td_ta_get_nthreads(const td_thragent_t *ta, int *np)
{
return ta->ta_ops->to_ta_get_nthreads(ta, np);
}
td_err_e
td_ta_get_ph(const td_thragent_t *ta, struct ps_prochandle **ph)
{
return ta->ta_ops->to_ta_get_ph(ta, ph);
}
td_err_e
td_ta_map_id2thr(const td_thragent_t *ta, thread_t id, td_thrhandle_t *th)
{
return ta->ta_ops->to_ta_map_id2thr(ta, id, th);
}
td_err_e
td_ta_map_lwp2thr(const td_thragent_t *ta, lwpid_t lwpid, td_thrhandle_t *th)
{
return ta->ta_ops->to_ta_map_lwp2thr(ta, lwpid, th);
}
td_err_e
td_ta_thr_iter(const td_thragent_t *ta,
td_thr_iter_f *callback, void *cbdata_p,
td_thr_state_e state, int ti_pri,
sigset_t *ti_sigmask_p,
unsigned int ti_user_flags)
{
return ta->ta_ops->to_ta_thr_iter(ta, callback, cbdata_p, state,
ti_pri, ti_sigmask_p, ti_user_flags);
}
td_err_e
td_ta_tsd_iter(const td_thragent_t *ta, td_key_iter_f *ki, void *arg)
{
return ta->ta_ops->to_ta_tsd_iter(ta, ki, arg);
}
td_err_e
td_ta_event_addr(const td_thragent_t *ta, td_event_e event, td_notify_t *ptr)
{
return ta->ta_ops->to_ta_event_addr(ta, event, ptr);
}
td_err_e
td_ta_set_event(const td_thragent_t *ta, td_thr_events_t *events)
{
return ta->ta_ops->to_ta_set_event(ta, events);
}
td_err_e
td_ta_clear_event(const td_thragent_t *ta, td_thr_events_t *events)
{
return ta->ta_ops->to_ta_clear_event(ta, events);
}
td_err_e
td_ta_event_getmsg(const td_thragent_t *ta, td_event_msg_t *msg)
{
return ta->ta_ops->to_ta_event_getmsg(ta, msg);
}
td_err_e
td_ta_setconcurrency(const td_thragent_t *ta, int level)
{
return ta->ta_ops->to_ta_setconcurrency(ta, level);
}
td_err_e
td_ta_enable_stats(const td_thragent_t *ta, int enable)
{
return ta->ta_ops->to_ta_enable_stats(ta, enable);
}
td_err_e
td_ta_reset_stats(const td_thragent_t *ta)
{
return ta->ta_ops->to_ta_reset_stats(ta);
}
td_err_e
td_ta_get_stats(const td_thragent_t *ta, td_ta_stats_t *statsp)
{
return ta->ta_ops->to_ta_get_stats(ta, statsp);
}
td_err_e
td_thr_validate(const td_thrhandle_t *th)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_validate(th);
}
td_err_e
td_thr_get_info(const td_thrhandle_t *th, td_thrinfo_t *info)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_get_info(th, info);
}
td_err_e
td_thr_getfpregs(const td_thrhandle_t *th, prfpregset_t *fpregset)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_getfpregs(th, fpregset);
}
td_err_e
td_thr_getgregs(const td_thrhandle_t *th, prgregset_t gregs)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_getgregs(th, gregs);
}
td_err_e
td_thr_getxregs(const td_thrhandle_t *th, void *xregs)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_getxregs(th, xregs);
}
td_err_e
td_thr_getxregsize(const td_thrhandle_t *th, int *sizep)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_getxregsize(th, sizep);
}
td_err_e
td_thr_setfpregs(const td_thrhandle_t *th, const prfpregset_t *fpregs)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_setfpregs(th, fpregs);
}
td_err_e
td_thr_setgregs(const td_thrhandle_t *th, prgregset_t gregs)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_setgregs(th, gregs);
}
td_err_e
td_thr_setxregs(const td_thrhandle_t *th, const void *addr)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_setxregs(th, addr);
}
td_err_e
td_thr_event_enable(const td_thrhandle_t *th, int en)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_event_enable(th, en);
}
td_err_e
td_thr_set_event(const td_thrhandle_t *th, td_thr_events_t *setp)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_set_event(th, setp);
}
td_err_e
td_thr_clear_event(const td_thrhandle_t *th, td_thr_events_t *setp)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_clear_event(th, setp);
}
td_err_e
td_thr_event_getmsg(const td_thrhandle_t *th, td_event_msg_t *msg)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_event_getmsg(th, msg);
}
td_err_e
td_thr_setprio(const td_thrhandle_t *th, int pri)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_setprio(th, pri);
}
td_err_e
td_thr_setsigpending(const td_thrhandle_t *th, unsigned char n,
const sigset_t *set)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_setsigpending(th, n, set);
}
td_err_e
td_thr_sigsetmask(const td_thrhandle_t *th, const sigset_t *set)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_sigsetmask(th, set);
}
td_err_e
td_thr_tsd(const td_thrhandle_t *th, const thread_key_t key, void **data)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_tsd(th, key, data);
}
td_err_e
td_thr_dbsuspend(const td_thrhandle_t *th)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_dbsuspend(th);
}
td_err_e
td_thr_dbresume(const td_thrhandle_t *th)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_dbresume(th);
}
td_err_e
td_get_ta(int pid, td_thragent_t **ta_p)
{
td_thragent_t *ta;
struct ps_prochandle *ph;
TAILQ_FOREACH(ta, &proclist, ta_next) {
td_ta_get_ph(ta, &ph);
if (ps_getpid(ph) == pid) {
*ta_p = ta;
return (TD_OK);
}
}
return (TD_ERR);
}
td_err_e
td_ta_activated(td_thragent_t *ta, int *a)
{
return ta->ta_ops->to_ta_activated(ta, a);
}
td_err_e
td_thr_sstep(td_thrhandle_t *th, int step)
{
td_thragent_t *ta = th->th_ta_p;
return ta->ta_ops->to_thr_sstep(th, step);
}
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