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/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* 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.
*
* $FreeBSD$
*/
#ifndef _THREAD_DB_INT_H_
#define _THREAD_DB_INT_H_
#include <sys/types.h>
#include <sys/queue.h>
typedef struct {
const td_thragent_t *ti_ta_p;
thread_t ti_tid;
psaddr_t ti_thread;
td_thr_state_e ti_state;
td_thr_type_e ti_type;
td_thr_events_t ti_events;
int ti_pri;
lwpid_t ti_lid;
char ti_db_suspended;
char ti_traceme;
sigset_t ti_sigmask;
sigset_t ti_pending;
psaddr_t ti_tls;
psaddr_t ti_startfunc;
psaddr_t ti_stkbase;
size_t ti_stksize;
} td_old_thrinfo_t;
#define TD_THRAGENT_FIELDS \
struct ta_ops *ta_ops; \
TAILQ_ENTRY(td_thragent) ta_next; \
struct ps_prochandle *ph
struct ta_ops {
td_err_e (*to_init)(void);
td_err_e (*to_ta_clear_event)(const td_thragent_t *,
td_thr_events_t *);
td_err_e (*to_ta_delete)(td_thragent_t *);
td_err_e (*to_ta_event_addr)(const td_thragent_t *, td_thr_events_e,
td_notify_t *);
td_err_e (*to_ta_event_getmsg)(const td_thragent_t *,
td_event_msg_t *);
td_err_e (*to_ta_map_id2thr)(const td_thragent_t *, thread_t,
td_thrhandle_t *);
td_err_e (*to_ta_map_lwp2thr)(const td_thragent_t *, lwpid_t,
td_thrhandle_t *);
td_err_e (*to_ta_new)(struct ps_prochandle *, td_thragent_t **);
td_err_e (*to_ta_set_event)(const td_thragent_t *, td_thr_events_t *);
td_err_e (*to_ta_thr_iter)(const td_thragent_t *, td_thr_iter_f *,
void *, td_thr_state_e, int, sigset_t *, unsigned int);
td_err_e (*to_ta_tsd_iter)(const td_thragent_t *, td_key_iter_f *,
void *);
td_err_e (*to_thr_clear_event)(const td_thrhandle_t *,
td_thr_events_t *);
td_err_e (*to_thr_dbresume)(const td_thrhandle_t *);
td_err_e (*to_thr_dbsuspend)(const td_thrhandle_t *);
td_err_e (*to_thr_event_enable)(const td_thrhandle_t *, int);
td_err_e (*to_thr_event_getmsg)(const td_thrhandle_t *,
td_event_msg_t *);
td_err_e (*to_thr_old_get_info)(const td_thrhandle_t *,
td_old_thrinfo_t *);
td_err_e (*to_thr_get_info)(const td_thrhandle_t *, td_thrinfo_t *);
td_err_e (*to_thr_getfpregs)(const td_thrhandle_t *, prfpregset_t *);
td_err_e (*to_thr_getgregs)(const td_thrhandle_t *, prgregset_t);
td_err_e (*to_thr_set_event)(const td_thrhandle_t *,
td_thr_events_t *);
td_err_e (*to_thr_setfpregs)(const td_thrhandle_t *,
const prfpregset_t *);
td_err_e (*to_thr_setgregs)(const td_thrhandle_t *, const prgregset_t);
td_err_e (*to_thr_validate)(const td_thrhandle_t *);
td_err_e (*to_thr_tls_get_addr)(const td_thrhandle_t *, psaddr_t,
size_t, psaddr_t *);
/* FreeBSD specific extensions. */
td_err_e (*to_thr_sstep)(const td_thrhandle_t *, int);
#if defined(__i386__)
td_err_e (*to_thr_getxmmregs)(const td_thrhandle_t *, char *);
td_err_e (*to_thr_setxmmregs)(const td_thrhandle_t *, const char *);
#endif
};
#ifdef TD_DEBUG
#define TDBG(...) ps_plog(__VA_ARGS__)
#define TDBG_FUNC() ps_plog("%s\n", __func__)
#else
#define TDBG(...)
#define TDBG_FUNC()
#endif
struct td_thragent;
int thr_pread_int(const struct td_thragent *, psaddr_t, uint32_t *);
int thr_pread_long(const struct td_thragent *, psaddr_t, uint64_t *);
int thr_pread_ptr(const struct td_thragent *, psaddr_t, psaddr_t *);
int thr_pwrite_int(const struct td_thragent *, psaddr_t, uint32_t);
int thr_pwrite_long(const struct td_thragent *, psaddr_t, uint64_t);
int thr_pwrite_ptr(const struct td_thragent *, psaddr_t, psaddr_t);
td_err_e td_thr_old_get_info(const td_thrhandle_t *th, td_old_thrinfo_t *info);
#endif /* _THREAD_DB_INT_H_ */
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