ptrace.h revision 92395
11541Srgrimes/*- 21541Srgrimes * Copyright (c) 1984, 1993 31541Srgrimes * The Regents of the University of California. All rights reserved. 41541Srgrimes * 51541Srgrimes * Redistribution and use in source and binary forms, with or without 61541Srgrimes * modification, are permitted provided that the following conditions 71541Srgrimes * are met: 81541Srgrimes * 1. Redistributions of source code must retain the above copyright 91541Srgrimes * notice, this list of conditions and the following disclaimer. 101541Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111541Srgrimes * notice, this list of conditions and the following disclaimer in the 121541Srgrimes * documentation and/or other materials provided with the distribution. 131541Srgrimes * 3. All advertising materials mentioning features or use of this software 141541Srgrimes * must display the following acknowledgement: 151541Srgrimes * This product includes software developed by the University of 161541Srgrimes * California, Berkeley and its contributors. 171541Srgrimes * 4. Neither the name of the University nor the names of its contributors 181541Srgrimes * may be used to endorse or promote products derived from this software 191541Srgrimes * without specific prior written permission. 201541Srgrimes * 211541Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221541Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231541Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241541Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251541Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261541Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271541Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281541Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291541Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301541Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311541Srgrimes * SUCH DAMAGE. 321541Srgrimes * 331541Srgrimes * @(#)ptrace.h 8.2 (Berkeley) 1/4/94 3450477Speter * $FreeBSD: head/sys/sys/ptrace.h 92395 2002-03-16 02:40:02Z des $ 351541Srgrimes */ 361541Srgrimes 371541Srgrimes#ifndef _SYS_PTRACE_H_ 381541Srgrimes#define _SYS_PTRACE_H_ 391541Srgrimes 401541Srgrimes#define PT_TRACE_ME 0 /* child declares it's being traced */ 411541Srgrimes#define PT_READ_I 1 /* read word in child's I space */ 421541Srgrimes#define PT_READ_D 2 /* read word in child's D space */ 4381265Speter/* was PT_READ_U 3 * read word in child's user structure */ 441541Srgrimes#define PT_WRITE_I 4 /* write word in child's I space */ 451541Srgrimes#define PT_WRITE_D 5 /* write word in child's D space */ 4681265Speter/* was PT_WRITE_U 6 * write word in child's user structure */ 471541Srgrimes#define PT_CONTINUE 7 /* continue the child */ 481541Srgrimes#define PT_KILL 8 /* kill the child process */ 491541Srgrimes#define PT_STEP 9 /* single step the child */ 501945Sdg 511541Srgrimes#define PT_ATTACH 10 /* trace some running process */ 521541Srgrimes#define PT_DETACH 11 /* stop tracing a process */ 5392395Sdes#define PT_IO 12 /* do I/O to/from stopped process. */ 541541Srgrimes 5592383Sdes#define PT_GETREGS 33 /* get general-purpose registers */ 5692383Sdes#define PT_SETREGS 34 /* set general-purpose registers */ 5792383Sdes#define PT_GETFPREGS 35 /* get floating-point registers */ 5892383Sdes#define PT_SETFPREGS 36 /* set floating-point registers */ 5992383Sdes#define PT_GETDBREGS 37 /* get debugging registers */ 6092383Sdes#define PT_SETDBREGS 38 /* set debugging registers */ 6192383Sdes 6292383Sdes#define PT_FIRSTMACH 64 /* for machine-specific requests */ 631541Srgrimes#include <machine/ptrace.h> /* machine-specific requests, if any */ 641541Srgrimes 6592395Sdesstruct ptrace_io_desc { 6692395Sdes int piod_op; /* I/O operation */ 6792395Sdes void *piod_offs; /* child offset */ 6892395Sdes void *piod_addr; /* parent offset */ 6992395Sdes size_t piod_len; /* request length */ 7092395Sdes}; 7192395Sdes 7292395Sdes/* 7392395Sdes * Operations in piod_op. 7492395Sdes */ 7592395Sdes#define PIOD_READ_D 1 /* Read from D space */ 7692395Sdes#define PIOD_WRITE_D 2 /* Write to D space */ 7792395Sdes#define PIOD_READ_I 3 /* Read from I space */ 7892395Sdes#define PIOD_WRITE_I 4 /* Write to I space */ 7992395Sdes 8055205Speter#ifdef _KERNEL 8184637Sdesint ptrace_set_pc(struct thread *_td, unsigned long _addr); 8284637Sdesint ptrace_single_step(struct thread *_td); 8384637Sdes 8484637Sdes/* 8584637Sdes * These are prototypes for functions that implement some of the 8684637Sdes * debugging functionality exported by procfs / linprocfs and by the 8784637Sdes * ptrace(2) syscall. They used to be part of procfs, but they don't 8884637Sdes * really belong there. 8984637Sdes */ 9084637Sdesstruct reg; 9184637Sdesstruct fpreg; 9284637Sdesstruct dbreg; 9385941Sdesstruct uio; 9485297Sdesint proc_read_regs(struct thread *_td, struct reg *_reg); 9585297Sdesint proc_write_regs(struct thread *_td, struct reg *_reg); 9685297Sdesint proc_read_fpregs(struct thread *_td, struct fpreg *_fpreg); 9785297Sdesint proc_write_fpregs(struct thread *_td, struct fpreg *_fpreg); 9885297Sdesint proc_read_dbregs(struct thread *_td, struct dbreg *_dbreg); 9985297Sdesint proc_write_dbregs(struct thread *_td, struct dbreg *_dbreg); 10085297Sdesint proc_sstep(struct thread *_td); 10184637Sdesint proc_rwmem(struct proc *_p, struct uio *_uio); 10255205Speter#else /* !_KERNEL */ 1031541Srgrimes 1041541Srgrimes#include <sys/cdefs.h> 1051541Srgrimes 1061541Srgrimes__BEGIN_DECLS 10784637Sdesint ptrace(int _request, pid_t _pid, caddr_t _addr, int _data); 1081541Srgrimes__END_DECLS 1091541Srgrimes 11055205Speter#endif /* !_KERNEL */ 1111541Srgrimes 1121541Srgrimes#endif /* !_SYS_PTRACE_H_ */ 113