/*- * 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. * 4. 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 #include #include #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_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-specific requests, if any */ 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 */ 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 */ int pl_child_pid; /* New child pid */ }; /* 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 /* * The flags below are used for ptrace(2) tracing and have no relation * to procfs. They are stored in struct proc's p_stops member. */ #define S_PT_SCE 0x000010000 #define S_PT_SCX 0x000020000 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); #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 __BEGIN_DECLS int ptrace(int _request, pid_t _pid, caddr_t _addr, int _data); __END_DECLS #endif /* !_KERNEL */ #endif /* !_SYS_PTRACE_H_ */