2 * Copyright (c) 1984, 1993
3 * The Regents of the University of California. All rights reserved.
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6 * modification, are permitted provided that the following conditions
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15 * This product includes software developed by the University of
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33 * @(#)ptrace.h 8.2 (Berkeley) 1/4/94
34 * $FreeBSD: src/sys/sys/ptrace.h,v 1.10.2.2 2003/01/02 20:39:13 kan Exp $
35 * $DragonFly: src/sys/sys/ptrace.h,v 1.5 2004/02/25 17:38:51 joerg Exp $
38 #ifndef _SYS_PTRACE_H_
39 #define _SYS_PTRACE_H_
41 #define PT_TRACE_ME 0 /* child declares it's being traced */
42 #define PT_READ_I 1 /* read word in child's I space */
43 #define PT_READ_D 2 /* read word in child's D space */
44 /* was PT_READ_U 3 * read word in child's user structure */
45 #define PT_WRITE_I 4 /* write word in child's I space */
46 #define PT_WRITE_D 5 /* write word in child's D space */
47 /* was PT_WRITE_U 6 * write word in child's user structure */
48 #define PT_CONTINUE 7 /* continue the child */
49 #define PT_KILL 8 /* kill the child process */
50 #define PT_STEP 9 /* single step the child */
52 #define PT_ATTACH 10 /* trace some running process */
53 #define PT_DETACH 11 /* stop tracing a process */
54 #define PT_IO 12 /* do I/O to/from stopped process. */
56 #define PT_FIRSTMACH 32 /* for machine-specific requests */
57 #include <machine/ptrace.h> /* machine-specific requests, if any */
59 struct ptrace_io_desc {
60 int piod_op; /* I/O operation */
61 void *piod_offs; /* child offset */
62 void *piod_addr; /* parent offset */
63 size_t piod_len; /* request length */
67 * * Operations in piod_op.
69 #define PIOD_READ_D 1 /* Read from D space */
70 #define PIOD_WRITE_D 2 /* Write to D space */
71 #define PIOD_READ_I 3 /* Read from I space */
72 #define PIOD_WRITE_I 4 /* Write to I space */
75 void proc_reparent (struct proc *child, struct proc *newparent);
76 int ptrace_set_pc (struct proc *p, unsigned long addr);
77 int ptrace_single_step (struct proc *p);
78 int ptrace_write_u (struct proc *p, vm_offset_t off, long data);
79 int kern_ptrace (struct proc *p, int req, pid_t pid, void *addr,
83 #include <sys/cdefs.h>
86 int ptrace (int, pid_t, caddr_t, int);
91 #endif /* !_SYS_PTRACE_H_ */