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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.
*
* $FreeBSD$
*/
#ifndef _LIBPTHREAD_DB_H_
#define _LIBPTHREAD_DB_H_
#include <sys/ucontext.h>
#include <machine/reg.h>
#include "thread_db_int.h"
enum pt_type {
PT_NONE,
PT_USER,
PT_LWP
};
struct pt_map {
enum pt_type type;
union {
lwpid_t lwp;
psaddr_t thr;
};
};
struct td_thragent {
TD_THRAGENT_FIELDS;
psaddr_t libkse_debug_addr;
psaddr_t thread_list_addr;
psaddr_t thread_listgen_addr;
psaddr_t thread_activated_addr;
psaddr_t thread_active_threads_addr;
psaddr_t thread_keytable_addr;
int thread_activated;
int thread_off_dtv;
int thread_off_kse_locklevel;
int thread_off_kse;
int thread_off_tlsindex;
int thread_off_attr_flags;
int thread_size_key;
int thread_off_tcb;
int thread_off_linkmap;
int thread_off_tmbx;
int thread_off_thr_locklevel;
int thread_off_next;
int thread_off_state;
int thread_max_keys;
int thread_off_key_allocated;
int thread_off_key_destructor;
int thread_state_zoombie;
int thread_state_running;
int thread_off_sigmask;
int thread_off_sigpend;
struct pt_map *map;
int map_len;
};
void pt_md_init(void);
void pt_reg_to_ucontext(const struct reg *, ucontext_t *);
void pt_ucontext_to_reg(const ucontext_t *, struct reg *);
void pt_fpreg_to_ucontext(const struct fpreg *, ucontext_t *);
void pt_ucontext_to_fpreg(const ucontext_t *, struct fpreg *);
#ifdef __i386__
void pt_fxsave_to_ucontext(const char *, ucontext_t *);
void pt_ucontext_to_fxsave(const ucontext_t *, char *);
#endif
int pt_reg_sstep(struct reg *reg, int step);
#endif /* _LIBPTHREAD_DB_H_ */
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