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/* $OpenBSD: ptrace.h,v 1.16 2020/03/16 11:58:46 mpi Exp $ */
/* $NetBSD: ptrace.h,v 1.21 1996/02/09 18:25:26 christos Exp $ */
/*-
* Copyright (c) 1984, 1993
* The Regents of the University of California. 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.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
* @(#)ptrace.h 8.2 (Berkeley) 1/4/94
*/
#ifndef _SYS_PTRACE_H_
#define _SYS_PTRACE_H_
#define PT_TRACE_ME 0 /* child declares it's being traced */
#define PT_READ_I 1 /* read word in child's I space */
#define PT_READ_D 2 /* read word in child's D space */
#define PT_WRITE_I 4 /* write word in child's I space */
#define PT_WRITE_D 5 /* write word in child's D space */
#define PT_CONTINUE 7 /* continue the child */
#define PT_KILL 8 /* kill the child process */
#define PT_ATTACH 9 /* attach to running process */
#define PT_DETACH 10 /* detach from running process */
#define PT_IO 11 /* do I/O to/from the stopped process. */
struct ptrace_io_desc {
int piod_op; /* I/O operation */
void *piod_offs; /* child offset */
void *piod_addr; /* parent offset */
size_t piod_len; /* request length */
};
/*
* Operations in piod_op.
*/
#define PIOD_READ_D 1 /* Read from D space */
#define PIOD_WRITE_D 2 /* Write to D space */
#define PIOD_READ_I 3 /* Read from I space */
#define PIOD_WRITE_I 4 /* Write to I space */
#define PIOD_READ_AUXV 5 /* Read from aux array */
#define PT_SET_EVENT_MASK 12
#define PT_GET_EVENT_MASK 13
typedef struct ptrace_event {
int pe_set_event;
} ptrace_event_t;
#define PTRACE_FORK 0x0002 /* Report forks */
#define PT_GET_PROCESS_STATE 14
typedef struct ptrace_state {
int pe_report_event;
pid_t pe_other_pid;
pid_t pe_tid;
} ptrace_state_t;
#define PT_GET_THREAD_FIRST 15
#define PT_GET_THREAD_NEXT 16
struct ptrace_thread_state {
pid_t pts_tid;
};
#define PT_FIRSTMACH 32 /* for machine-specific requests */
#include <machine/ptrace.h> /* machine-specific requests, if any */
#ifdef _KERNEL
/*
* There is a bunch of PT_ requests that are machine dependent, but not
* optional. Check if they were defined by MD code here.
*/
#if !defined(PT_GETREGS) || !defined(PT_SETREGS)
#error Machine dependent ptrace not complete.
#endif
struct reg;
#if defined(PT_GETFPREGS) || defined(PT_SETFPREGS)
struct fpreg;
#endif
void process_reparent(struct process *_child, struct process *_newparent);
void process_untrace(struct process *_tr);
#ifdef PT_GETFPREGS
int process_read_fpregs(struct proc *_t, struct fpreg *);
#endif
int process_read_regs(struct proc *_t, struct reg *);
int process_set_pc(struct proc *_t, caddr_t _addr);
int process_sstep(struct proc *_t, int _sstep);
#ifdef PT_SETFPREGS
int process_write_fpregs(struct proc *_t, struct fpreg *);
#endif
int process_write_regs(struct proc *_t, struct reg *);
int process_checkioperm(struct proc *_curp, struct process *_tr);
int process_domem(struct proc *_curp, struct process *_tr, struct uio *,
int _req);
#ifndef FIX_SSTEP
#define FIX_SSTEP(p)
#endif
#else /* !_KERNEL */
#include <sys/cdefs.h>
__BEGIN_DECLS
int ptrace(int _request, pid_t _pid, caddr_t _addr, int _data);
__END_DECLS
#endif /* !_KERNEL */
#endif /* !_SYS_PTRACE_H_ */
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