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Annotation of sys/sys/ptrace.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: ptrace.h,v 1.10 2005/12/11 21:30:31 miod Exp $        */
        !             2: /*     $NetBSD: ptrace.h,v 1.21 1996/02/09 18:25:26 christos Exp $     */
        !             3:
        !             4: /*-
        !             5:  * Copyright (c) 1984, 1993
        !             6:  *     The Regents of the University of California.  All rights reserved.
        !             7:  *
        !             8:  * Redistribution and use in source and binary forms, with or without
        !             9:  * modification, are permitted provided that the following conditions
        !            10:  * are met:
        !            11:  * 1. Redistributions of source code must retain the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer.
        !            13:  * 2. Redistributions in binary form must reproduce the above copyright
        !            14:  *    notice, this list of conditions and the following disclaimer in the
        !            15:  *    documentation and/or other materials provided with the distribution.
        !            16:  * 3. Neither the name of the University nor the names of its contributors
        !            17:  *    may be used to endorse or promote products derived from this software
        !            18:  *    without specific prior written permission.
        !            19:  *
        !            20:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            21:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            22:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            23:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            24:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            25:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            26:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            27:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            28:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            29:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            30:  * SUCH DAMAGE.
        !            31:  *
        !            32:  *     @(#)ptrace.h    8.2 (Berkeley) 1/4/94
        !            33:  */
        !            34:
        !            35: #ifndef        _SYS_PTRACE_H_
        !            36: #define        _SYS_PTRACE_H_
        !            37:
        !            38: #define        PT_TRACE_ME     0       /* child declares it's being traced */
        !            39: #define        PT_READ_I       1       /* read word in child's I space */
        !            40: #define        PT_READ_D       2       /* read word in child's D space */
        !            41: #define        PT_WRITE_I      4       /* write word in child's I space */
        !            42: #define        PT_WRITE_D      5       /* write word in child's D space */
        !            43: #define        PT_CONTINUE     7       /* continue the child */
        !            44: #define        PT_KILL         8       /* kill the child process */
        !            45: #define        PT_ATTACH       9       /* attach to running process */
        !            46: #define        PT_DETACH       10      /* detach from running process */
        !            47: #define PT_IO          11      /* do I/O to/from the stopped process. */
        !            48:
        !            49: struct ptrace_io_desc {
        !            50:        int     piod_op;        /* I/O operation */
        !            51:        void    *piod_offs;     /* child offset */
        !            52:        void    *piod_addr;     /* parent offset */
        !            53:        size_t  piod_len;       /* request length */
        !            54: };
        !            55:
        !            56: /*
        !            57:  * Operations in piod_op.
        !            58:  */
        !            59: #define PIOD_READ_D    1       /* Read from D space */
        !            60: #define PIOD_WRITE_D   2       /* Write to D space */
        !            61: #define PIOD_READ_I    3       /* Read from I space */
        !            62: #define PIOD_WRITE_I   4       /* Write to I space */
        !            63:
        !            64: #define PT_SET_EVENT_MASK      12
        !            65: #define PT_GET_EVENT_MASK      13
        !            66:
        !            67: typedef struct ptrace_event {
        !            68:        int     pe_set_event;
        !            69: } ptrace_event_t;
        !            70:
        !            71: #define PTRACE_FORK    0x0002  /* Report forks */
        !            72:
        !            73: #define PT_GET_PROCESS_STATE   14
        !            74:
        !            75: typedef struct ptrace_state {
        !            76:        int     pe_report_event;
        !            77:        pid_t   pe_other_pid;
        !            78: } ptrace_state_t;
        !            79:
        !            80: #define        PT_FIRSTMACH    32      /* for machine-specific requests */
        !            81: #include <machine/ptrace.h>    /* machine-specific requests, if any */
        !            82:
        !            83: #ifdef _KERNEL
        !            84:
        !            85: /*
        !            86:  * There is a bunch of PT_ requests that are machine dependent, but not
        !            87:  * optional. Check if they were defined by MD code here.
        !            88:  */
        !            89: #if !defined(PT_GETREGS) || !defined(PT_SETREGS)
        !            90: #error Machine dependent ptrace not complete.
        !            91: #endif
        !            92:
        !            93: struct reg;
        !            94: #if defined(PT_GETFPREGS) || defined(PT_SETFPREGS)
        !            95: struct fpreg;
        !            96: #endif
        !            97:
        !            98: void   proc_reparent(struct proc *child, struct proc *newparent);
        !            99: #ifdef PT_GETFPREGS
        !           100: int    process_read_fpregs(struct proc *p, struct fpreg *regs);
        !           101: #endif
        !           102: int    process_read_regs(struct proc *p, struct reg *regs);
        !           103: int    process_set_pc(struct proc *p, caddr_t addr);
        !           104: int    process_sstep(struct proc *p, int sstep);
        !           105: #ifdef PT_SETFPREGS
        !           106: int    process_write_fpregs(struct proc *p, struct fpreg *regs);
        !           107: #endif
        !           108: int    process_write_regs(struct proc *p, struct reg *regs);
        !           109: int    process_checkioperm(struct proc *, struct proc *);
        !           110: int    process_domem(struct proc *, struct proc *, struct uio *, int);
        !           111:
        !           112: #ifndef FIX_SSTEP
        !           113: #define FIX_SSTEP(p)
        !           114: #endif
        !           115:
        !           116: #else /* !_KERNEL */
        !           117:
        !           118: #include <sys/cdefs.h>
        !           119:
        !           120: __BEGIN_DECLS
        !           121: int    ptrace(int _request, pid_t _pid, caddr_t _addr, int _data);
        !           122: __END_DECLS
        !           123:
        !           124: #endif /* !_KERNEL */
        !           125:
        !           126: #endif /* !_SYS_PTRACE_H_ */