mirror of https://github.com/F-Stack/f-stack.git
233 lines
8.6 KiB
C
233 lines
8.6 KiB
C
/*-
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*
|
|
* 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
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifndef _SYS_PTRACE_H_
|
|
#define _SYS_PTRACE_H_
|
|
|
|
#include <sys/signal.h>
|
|
#include <sys/param.h>
|
|
#include <machine/reg.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 */
|
|
/* was PT_READ_U 3 * read word in child's user structure */
|
|
#define PT_WRITE_I 4 /* write word in child's I space */
|
|
#define PT_WRITE_D 5 /* write word in child's D space */
|
|
/* was PT_WRITE_U 6 * write word in child's user structure */
|
|
#define PT_CONTINUE 7 /* continue the child */
|
|
#define PT_KILL 8 /* kill the child process */
|
|
#define PT_STEP 9 /* single step the child */
|
|
|
|
#define PT_ATTACH 10 /* trace some running process */
|
|
#define PT_DETACH 11 /* stop tracing a process */
|
|
#define PT_IO 12 /* do I/O to/from stopped process. */
|
|
#define PT_LWPINFO 13 /* Info about the LWP that stopped. */
|
|
#define PT_GETNUMLWPS 14 /* get total number of threads */
|
|
#define PT_GETLWPLIST 15 /* get thread list */
|
|
#define PT_CLEARSTEP 16 /* turn off single step */
|
|
#define PT_SETSTEP 17 /* turn on single step */
|
|
#define PT_SUSPEND 18 /* suspend a thread */
|
|
#define PT_RESUME 19 /* resume a thread */
|
|
|
|
#define PT_TO_SCE 20
|
|
#define PT_TO_SCX 21
|
|
#define PT_SYSCALL 22
|
|
|
|
#define PT_FOLLOW_FORK 23
|
|
#define PT_LWP_EVENTS 24 /* report LWP birth and exit */
|
|
|
|
#define PT_GET_EVENT_MASK 25 /* get mask of optional events */
|
|
#define PT_SET_EVENT_MASK 26 /* set mask of optional events */
|
|
|
|
#define PT_GET_SC_ARGS 27 /* fetch syscall args */
|
|
#define PT_GET_SC_RET 28 /* fetch syscall results */
|
|
|
|
#define PT_GETREGS 33 /* get general-purpose registers */
|
|
#define PT_SETREGS 34 /* set general-purpose registers */
|
|
#define PT_GETFPREGS 35 /* get floating-point registers */
|
|
#define PT_SETFPREGS 36 /* set floating-point registers */
|
|
#define PT_GETDBREGS 37 /* get debugging registers */
|
|
#define PT_SETDBREGS 38 /* set debugging registers */
|
|
|
|
#define PT_VM_TIMESTAMP 40 /* Get VM version (timestamp) */
|
|
#define PT_VM_ENTRY 41 /* Get VM map (entry) */
|
|
|
|
#define PT_FIRSTMACH 64 /* for machine-specific requests */
|
|
#include <machine/ptrace.h> /* machine-specific requests, if any */
|
|
|
|
/* Events used with PT_GET_EVENT_MASK and PT_SET_EVENT_MASK */
|
|
#define PTRACE_EXEC 0x0001
|
|
#define PTRACE_SCE 0x0002
|
|
#define PTRACE_SCX 0x0004
|
|
#define PTRACE_SYSCALL (PTRACE_SCE | PTRACE_SCX)
|
|
#define PTRACE_FORK 0x0008
|
|
#define PTRACE_LWP 0x0010
|
|
#define PTRACE_VFORK 0x0020
|
|
|
|
#define PTRACE_DEFAULT (PTRACE_EXEC)
|
|
|
|
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 */
|
|
|
|
/* Argument structure for PT_LWPINFO. */
|
|
struct ptrace_lwpinfo {
|
|
lwpid_t pl_lwpid; /* LWP described. */
|
|
int pl_event; /* Event that stopped the LWP. */
|
|
#define PL_EVENT_NONE 0
|
|
#define PL_EVENT_SIGNAL 1
|
|
int pl_flags; /* LWP flags. */
|
|
#define PL_FLAG_SA 0x01 /* M:N thread */
|
|
#define PL_FLAG_BOUND 0x02 /* M:N bound thread */
|
|
#define PL_FLAG_SCE 0x04 /* syscall enter point */
|
|
#define PL_FLAG_SCX 0x08 /* syscall leave point */
|
|
#define PL_FLAG_EXEC 0x10 /* exec(2) succeeded */
|
|
#define PL_FLAG_SI 0x20 /* siginfo is valid */
|
|
#define PL_FLAG_FORKED 0x40 /* new child */
|
|
#define PL_FLAG_CHILD 0x80 /* I am from child */
|
|
#define PL_FLAG_BORN 0x100 /* new LWP */
|
|
#define PL_FLAG_EXITED 0x200 /* exiting LWP */
|
|
#define PL_FLAG_VFORKED 0x400 /* new child via vfork */
|
|
#define PL_FLAG_VFORK_DONE 0x800 /* vfork parent has resumed */
|
|
sigset_t pl_sigmask; /* LWP signal mask */
|
|
sigset_t pl_siglist; /* LWP pending signal */
|
|
struct __siginfo pl_siginfo; /* siginfo for signal */
|
|
char pl_tdname[MAXCOMLEN + 1]; /* LWP name */
|
|
pid_t pl_child_pid; /* New child pid */
|
|
u_int pl_syscall_code;
|
|
u_int pl_syscall_narg;
|
|
};
|
|
|
|
#if defined(_WANT_LWPINFO32) || (defined(_KERNEL) && defined(__LP64__))
|
|
struct ptrace_lwpinfo32 {
|
|
lwpid_t pl_lwpid; /* LWP described. */
|
|
int pl_event; /* Event that stopped the LWP. */
|
|
int pl_flags; /* LWP flags. */
|
|
sigset_t pl_sigmask; /* LWP signal mask */
|
|
sigset_t pl_siglist; /* LWP pending signal */
|
|
struct siginfo32 pl_siginfo; /* siginfo for signal */
|
|
char pl_tdname[MAXCOMLEN + 1]; /* LWP name. */
|
|
pid_t pl_child_pid; /* New child pid */
|
|
u_int pl_syscall_code;
|
|
u_int pl_syscall_narg;
|
|
};
|
|
#endif
|
|
|
|
/* Argument structure for PT_GET_SC_RET. */
|
|
struct ptrace_sc_ret {
|
|
register_t sr_retval[2]; /* Only valid if sr_error == 0. */
|
|
int sr_error;
|
|
};
|
|
|
|
/* Argument structure for PT_VM_ENTRY. */
|
|
struct ptrace_vm_entry {
|
|
int pve_entry; /* Entry number used for iteration. */
|
|
int pve_timestamp; /* Generation number of VM map. */
|
|
u_long pve_start; /* Start VA of range. */
|
|
u_long pve_end; /* End VA of range (incl). */
|
|
u_long pve_offset; /* Offset in backing object. */
|
|
u_int pve_prot; /* Protection of memory range. */
|
|
u_int pve_pathlen; /* Size of path. */
|
|
long pve_fileid; /* File ID. */
|
|
uint32_t pve_fsid; /* File system ID. */
|
|
char *pve_path; /* Path name of object. */
|
|
};
|
|
|
|
#ifdef _KERNEL
|
|
|
|
int ptrace_set_pc(struct thread *_td, unsigned long _addr);
|
|
int ptrace_single_step(struct thread *_td);
|
|
int ptrace_clear_single_step(struct thread *_td);
|
|
|
|
#ifdef __HAVE_PTRACE_MACHDEP
|
|
int cpu_ptrace(struct thread *_td, int _req, void *_addr, int _data);
|
|
#endif
|
|
|
|
/*
|
|
* These are prototypes for functions that implement some of the
|
|
* debugging functionality exported by procfs / linprocfs and by the
|
|
* ptrace(2) syscall. They used to be part of procfs, but they don't
|
|
* really belong there.
|
|
*/
|
|
struct reg;
|
|
struct fpreg;
|
|
struct dbreg;
|
|
struct uio;
|
|
int proc_read_regs(struct thread *_td, struct reg *_reg);
|
|
int proc_write_regs(struct thread *_td, struct reg *_reg);
|
|
int proc_read_fpregs(struct thread *_td, struct fpreg *_fpreg);
|
|
int proc_write_fpregs(struct thread *_td, struct fpreg *_fpreg);
|
|
int proc_read_dbregs(struct thread *_td, struct dbreg *_dbreg);
|
|
int proc_write_dbregs(struct thread *_td, struct dbreg *_dbreg);
|
|
int proc_sstep(struct thread *_td);
|
|
int proc_rwmem(struct proc *_p, struct uio *_uio);
|
|
ssize_t proc_readmem(struct thread *_td, struct proc *_p, vm_offset_t _va,
|
|
void *_buf, size_t _len);
|
|
ssize_t proc_writemem(struct thread *_td, struct proc *_p, vm_offset_t _va,
|
|
void *_buf, size_t _len);
|
|
#ifdef COMPAT_FREEBSD32
|
|
struct reg32;
|
|
struct fpreg32;
|
|
struct dbreg32;
|
|
int proc_read_regs32(struct thread *_td, struct reg32 *_reg32);
|
|
int proc_write_regs32(struct thread *_td, struct reg32 *_reg32);
|
|
int proc_read_fpregs32(struct thread *_td, struct fpreg32 *_fpreg32);
|
|
int proc_write_fpregs32(struct thread *_td, struct fpreg32 *_fpreg32);
|
|
int proc_read_dbregs32(struct thread *_td, struct dbreg32 *_dbreg32);
|
|
int proc_write_dbregs32(struct thread *_td, struct dbreg32 *_dbreg32);
|
|
#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_ */
|