LCOM1920-T02G10

/*        $NetBSD: ptrace.h,v 1.15 2015/09/25 16:05:17 christos Exp $        */

/*

 * Copyright (c) 2001 Wasabi Systems, Inc.

 * All rights reserved.

 *

 * Written by Jason R. Thorpe for Wasabi Systems, Inc.

 *

 * 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. All advertising materials mentioning features or use of this software

 *    must display the following acknowledgement:

 *        This product includes software developed for the NetBSD Project by

 *        Wasabi Systems, Inc.

 * 4. The name of Wasabi Systems, Inc. may not be used to endorse

 *    or promote products derived from this software without specific prior

 *    written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC

 * 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.

 */

/*

 * Copyright (c) 1993 Christopher G. Demetriou

 * 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. All advertising materials mentioning features or use of this software

 *    must display the following acknowledgement:

 *      This product includes software developed by Christopher G. Demetriou.

 * 4. The name of the author may not be used to endorse or promote products

 *    derived from this software without specific prior written permission

 *

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.

 */

#ifndef _I386_PTRACE_H_

#define        _I386_PTRACE_H_

/*

 * i386-dependent ptrace definitions

 */

#define        PT_STEP                (PT_FIRSTMACH + 0)

#define        PT_GETREGS        (PT_FIRSTMACH + 1)

#define        PT_SETREGS        (PT_FIRSTMACH + 2)

#define        PT_GETFPREGS        (PT_FIRSTMACH + 3)

#define        PT_SETFPREGS        (PT_FIRSTMACH + 4)

/* We have machine-dependent process tracing needs. */

#define        __HAVE_PTRACE_MACHDEP

/* We have machine-dependent procfs nodes. */

#define        __HAVE_PROCFS_MACHDEP

/* The machine-dependent ptrace(2) requests. */

#define        PT_GETXMMREGS        (PT_FIRSTMACH + 5)

#define        PT_SETXMMREGS        (PT_FIRSTMACH + 6)

#define PT_MACHDEP_STRINGS \

        "PT_STEP", \

        "PT_GETREGS", \

        "PT_SETREGS", \

        "PT_GETFPREGS", \

        "PT_SETFPREGS", \

        "PT_GETXMMREGS", \

        "PT_SETXMMREGS",

#include <machine/reg.h>

#define PTRACE_REG_PC(r)        (r)->r_eip

#define PTRACE_REG_SET_PC(r, v)        (r)->r_eip = (v)

#define PTRACE_REG_SP(r)        (r)->r_esp

#define PTRACE_REG_INTRV(r)        (r)->r_eax

#define PTRACE_BREAKPOINT        ((const uint8_t[]) { 0xcc })

#define PTRACE_BREAKPOINT_SIZE        1

#define PTRACE_BREAKPOINT_ADJ        sizeof(PTRACE_BREAKPOINT)

#ifdef _KERNEL

/*

 * These are used in sys_ptrace() to find good ptrace(2) requests.

 */

#define        PTRACE_MACHDEP_REQUEST_CASES                                        \

        case PT_GETXMMREGS:                                                \

        case PT_SETXMMREGS:

/*

 * These are used to define machine-dependent procfs node types.

 */

#define        PROCFS_MACHDEP_NODE_TYPES                                        \

        Pmachdep_xmmregs,        /* extended FP register set */

/*

 * These are used in switch statements to catch machine-dependent

 * procfs node types.

 */

#define        PROCFS_MACHDEP_NODETYPE_CASES                                        \

        case Pmachdep_xmmregs:

/*

 * These are used to protect a privileged process's state.

 */

#define        PROCFS_MACHDEP_PROTECT_CASES                                        \

        case Pmachdep_xmmregs:

/*

 * These are used to define the machine-dependent procfs nodes.

 */

#define        PROCFS_MACHDEP_NODETYPE_DEFNS                                        \

        { DT_REG, N("xmmregs"), Pmachdep_xmmregs,                        \

          procfs_machdep_validxmmregs },

struct xmmregs;

/* Functions used by both ptrace(2) and procfs. */

int        process_machdep_doxmmregs(struct lwp *, struct lwp *, struct uio *);

int        process_machdep_validxmmregs(struct proc *);

/* Functions used by procfs. */

struct mount;

struct pfsnode;

int        procfs_machdep_doxmmregs(struct lwp *, struct lwp *,

            struct pfsnode *, struct uio *);

int        procfs_machdep_validxmmregs(struct lwp *, struct mount *);

#endif /* _KERNEL */

#endif /* _I386_PTRACE_H_ */