1081 lines
33 KiB
C
1081 lines
33 KiB
C
/* $NetBSD: mach_iokit.c,v 1.21 2003/07/01 19:15:47 manu Exp $ */
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/*-
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* Copyright (c) 2003 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Emmanuel Dreyfus.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "opt_compat_darwin.h"
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: mach_iokit.c,v 1.21 2003/07/01 19:15:47 manu Exp $");
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#include <sys/types.h>
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/malloc.h>
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#include <sys/signal.h>
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#include <sys/mount.h>
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#include <sys/proc.h>
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#include <sys/device.h>
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#include <uvm/uvm_extern.h>
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#include <uvm/uvm_map.h>
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#include <compat/mach/mach_types.h>
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#include <compat/mach/mach_message.h>
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#include <compat/mach/mach_port.h>
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#include <compat/mach/mach_errno.h>
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#include <compat/mach/mach_iokit.h>
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#ifdef COMPAT_DARWIN
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#include <compat/darwin/darwin_iokit.h>
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#endif
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struct mach_iokit_devclass *mach_iokit_devclasses[] = {
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#ifdef COMPAT_DARWIN
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DARWIN_IOKIT_DEVCLASSES
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#endif
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NULL,
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};
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int
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mach_io_service_get_matching_services(args)
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struct mach_trap_args *args;
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{
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mach_io_service_get_matching_services_request_t *req = args->smsg;
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mach_io_service_get_matching_services_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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struct lwp *l = args->l;
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struct mach_port *mp;
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struct mach_right *mr;
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struct mach_iokit_devclass *mid;
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int i;
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mp = mach_port_get();
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mp->mp_flags |= MACH_MP_INKERNEL;
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mr = mach_right_get(mp, l, MACH_PORT_TYPE_SEND, 0);
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i = 0;
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while ((mid = mach_iokit_devclasses[i++]) != NULL) {
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if (memcmp(req->req_string, mid->mid_string,
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strlen(mid->mid_string)) == 0) {
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mp->mp_datatype = MACH_MP_IOKIT_DEVCLASS;
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mp->mp_data = mid;
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break;
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}
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}
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rep->rep_msgh.msgh_bits =
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MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE) |
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MACH_MSGH_BITS_COMPLEX;
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rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
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rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
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rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
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rep->rep_body.msgh_descriptor_count = 1;
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rep->rep_match.name = (mach_port_t)mr->mr_name;
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rep->rep_match.disposition = 0x11; /* XXX */
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rep->rep_trailer.msgh_trailer_size = 8;
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*msglen = sizeof(*rep);
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return 0;
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}
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int
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mach_io_iterator_next(args)
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struct mach_trap_args *args;
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{
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mach_io_iterator_next_request_t *req = args->smsg;
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mach_io_iterator_next_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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struct lwp *l = args->l;
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struct mach_port *mp;
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struct mach_right *mr;
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struct device *dev;
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struct mach_device_iterator *mdi;
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mach_port_t mn;
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mn = req->req_msgh.msgh_remote_port;
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if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
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return mach_iokit_error(args, MACH_IOKIT_EPERM);
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switch (mr->mr_port->mp_datatype) {
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case MACH_MP_IOKIT_DEVCLASS:
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/* Do not come here again */
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mr->mr_port->mp_datatype = MACH_MP_IOKIT_DEVCLASS_DONE;
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mp = mach_port_get();
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mp->mp_flags |= MACH_MP_INKERNEL;
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mp->mp_datatype = MACH_MP_IOKIT_DEVCLASS;
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mp->mp_data = mr->mr_port->mp_data;
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break;
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case MACH_MP_DEVICE_ITERATOR:
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mdi = mr->mr_port->mp_data;
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/* XXX No lock for the device list? */
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/* Check that mdi->mdi_parent still exists, else give up */
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TAILQ_FOREACH(dev, &alldevs, dv_list)
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if (dev == mdi->mdi_parent)
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break;
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if (dev == NULL)
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return mach_iokit_error(args, MACH_IOKIT_ENODEV);
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/* Check that mdi->mdi_current still exists, else reset it */
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TAILQ_FOREACH(dev, &alldevs, dv_list)
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if (dev == mdi->mdi_current)
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break;
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if (dev == NULL)
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mdi->mdi_current = TAILQ_FIRST(&alldevs);
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/* And now, find the next child of mdi->mdi_parent. */
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do {
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if (dev->dv_parent == mdi->mdi_parent) {
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mdi->mdi_current = dev;
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break;
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}
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} while ((dev = TAILQ_NEXT(dev, dv_list)) != NULL);
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if (dev == NULL)
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return mach_iokit_error(args, MACH_IOKIT_ENODEV);
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mp = mach_port_get();
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mp->mp_flags |= MACH_MP_INKERNEL;
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mp->mp_datatype = MACH_MP_DEVICE;
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mp->mp_data = mdi->mdi_current;
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mdi->mdi_current = TAILQ_NEXT(mdi->mdi_current, dv_list);
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break;
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default:
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return mach_iokit_error(args, MACH_IOKIT_EINVAL);
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break;
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}
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mr = mach_right_get(mp, l, MACH_PORT_TYPE_SEND, 0);
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rep->rep_msgh.msgh_bits =
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MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE) |
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MACH_MSGH_BITS_COMPLEX;
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rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
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rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
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rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
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rep->rep_body.msgh_descriptor_count = 1;
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rep->rep_object.name = (mach_port_t)mr->mr_name;
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rep->rep_object.disposition = 0x11; /* XXX */
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rep->rep_trailer.msgh_trailer_size = 8;
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*msglen = sizeof(*rep);
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return 0;
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}
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int
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mach_io_service_open(args)
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struct mach_trap_args *args;
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{
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mach_io_service_open_request_t *req = args->smsg;
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mach_io_service_open_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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struct lwp *l = args->l;
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struct mach_port *mp;
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struct mach_right *mr;
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mach_port_t mn;
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mn = req->req_msgh.msgh_remote_port;
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if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
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return mach_iokit_error(args, MACH_IOKIT_EPERM);
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mp = mach_port_get();
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mp->mp_flags |= MACH_MP_INKERNEL;
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if (mr->mr_port->mp_datatype == MACH_MP_IOKIT_DEVCLASS) {
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mp->mp_datatype = MACH_MP_IOKIT_DEVCLASS;
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mp->mp_data = mr->mr_port->mp_data;
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}
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mr = mach_right_get(mp, l, MACH_PORT_TYPE_SEND, 0);
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rep->rep_msgh.msgh_bits =
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MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE) |
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MACH_MSGH_BITS_COMPLEX;
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rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
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rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
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rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
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rep->rep_body.msgh_descriptor_count = 1;
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rep->rep_connect.name = (mach_port_t)mr->mr_name;
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rep->rep_connect.disposition = 0x11; /* XXX */
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rep->rep_trailer.msgh_trailer_size = 8;
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*msglen = sizeof(*rep);
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return 0;
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}
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int
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mach_io_connect_method_scalari_scalaro(args)
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struct mach_trap_args *args;
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{
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mach_io_connect_method_scalari_scalaro_request_t *req = args->smsg;
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struct lwp *l = args->l;
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mach_port_t mn;
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struct mach_right *mr;
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struct mach_iokit_devclass *mid;
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mn = req->req_msgh.msgh_remote_port;
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if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
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return mach_iokit_error(args, MACH_IOKIT_EPERM);
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if (mr->mr_port->mp_datatype == MACH_MP_IOKIT_DEVCLASS) {
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mid = mr->mr_port->mp_data;
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if (mid->mid_connect_method_scalari_scalaro == NULL)
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printf("no connect_method_scalari_scalaro method "
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"for darwin_iokit_class %s\n", mid->mid_name);
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else
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return (mid->mid_connect_method_scalari_scalaro)(args);
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}
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return mach_iokit_error(args, MACH_IOKIT_ENODEV);
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}
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int
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mach_io_connect_get_service(args)
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struct mach_trap_args *args;
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{
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mach_io_connect_get_service_request_t *req = args->smsg;
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mach_io_connect_get_service_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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struct lwp *l = args->l;
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struct mach_port *mp;
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struct mach_right *mr;
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mach_port_t mn;
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mn = req->req_msgh.msgh_remote_port;
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if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
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return mach_iokit_error(args, MACH_IOKIT_EPERM);
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mp = mach_port_get();
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mp->mp_flags |= MACH_MP_INKERNEL;
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if (mr->mr_port->mp_datatype == MACH_MP_IOKIT_DEVCLASS) {
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mp->mp_datatype = MACH_MP_IOKIT_DEVCLASS;
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mp->mp_data = mr->mr_port->mp_data;
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}
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mr = mach_right_get(mp, l, MACH_PORT_TYPE_SEND, 0);
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/*
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* XXX Bump the refcount to workaround an emulation bug
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* that causes Windowserver to release the port too early.
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*/
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mr->mr_refcount++;
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rep->rep_msgh.msgh_bits =
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MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE) |
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MACH_MSGH_BITS_COMPLEX;
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rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
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rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
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rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
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rep->rep_body.msgh_descriptor_count = 1;
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rep->rep_service.name = (mach_port_t)mr->mr_name;
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rep->rep_service.disposition = 0x11; /* XXX */
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rep->rep_trailer.msgh_trailer_size = 8;
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*msglen = sizeof(*rep);
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return 0;
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}
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int
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mach_io_registry_entry_create_iterator(args)
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struct mach_trap_args *args;
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{
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mach_io_registry_entry_create_iterator_request_t *req = args->smsg;
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mach_io_registry_entry_create_iterator_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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struct lwp *l = args->l;
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struct mach_port *mp;
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struct mach_right *mr;
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mp = mach_port_get();
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mp->mp_flags |= MACH_MP_INKERNEL;
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mr = mach_right_get(mp, l, MACH_PORT_TYPE_SEND, 0);
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rep->rep_msgh.msgh_bits =
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MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE) |
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MACH_MSGH_BITS_COMPLEX;
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rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
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rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
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rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
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rep->rep_body.msgh_descriptor_count = 1;
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rep->rep_iterator.name = (mach_port_t)mr->mr_name;
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rep->rep_iterator.disposition = 0x11; /* XXX */
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rep->rep_trailer.msgh_trailer_size = 8;
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*msglen = sizeof(*rep);
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return 0;
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}
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int
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mach_io_object_conforms_to(args)
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struct mach_trap_args *args;
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{
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mach_io_object_conforms_to_request_t *req = args->smsg;
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mach_io_object_conforms_to_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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rep->rep_msgh.msgh_bits =
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MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
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rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
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rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
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rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
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rep->rep_conforms = 1; /* XXX */
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rep->rep_trailer.msgh_trailer_size = 8;
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*msglen = sizeof(*rep);
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return 0;
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}
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int
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mach_io_service_add_interest_notification(args)
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struct mach_trap_args *args;
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{
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mach_io_service_add_interest_notification_request_t *req = args->smsg;
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mach_io_service_add_interest_notification_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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struct lwp *l = args->l;
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struct mach_port *mp;
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struct mach_right *mr;
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mp = mach_port_get();
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mp->mp_flags |= MACH_MP_INKERNEL;
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mr = mach_right_get(mp, l, MACH_PORT_TYPE_SEND, 0);
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rep->rep_msgh.msgh_bits =
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MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE) |
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MACH_MSGH_BITS_COMPLEX;
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rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
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rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
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rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
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rep->rep_body.msgh_descriptor_count = 1;
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rep->rep_notification.name = (mach_port_t)mr->mr_name;
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rep->rep_notification.disposition = 0x11; /* XXX */
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rep->rep_trailer.msgh_trailer_size = 8;
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*msglen = sizeof(*rep);
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return 0;
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}
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int
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mach_io_connect_set_notification_port(args)
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struct mach_trap_args *args;
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{
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mach_io_connect_set_notification_port_request_t *req = args->smsg;
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mach_io_connect_set_notification_port_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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rep->rep_msgh.msgh_bits =
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MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
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rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
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rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
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rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
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rep->rep_trailer.msgh_trailer_size = 8;
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*msglen = sizeof(*rep);
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return 0;
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}
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int
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mach_io_registry_get_root_entry(args)
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struct mach_trap_args *args;
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{
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mach_io_registry_get_root_entry_request_t *req = args->smsg;
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mach_io_registry_get_root_entry_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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struct lwp *l = args->l;
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struct mach_port *mp;
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struct mach_right *mr;
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mp = mach_port_get();
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mp->mp_flags |= MACH_MP_INKERNEL;
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mp->mp_datatype = MACH_MP_DEVICE;
|
|
mp->mp_data = TAILQ_FIRST(&alldevs);
|
|
|
|
mr = mach_right_get(mp, l, MACH_PORT_TYPE_SEND, 0);
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE) |
|
|
MACH_MSGH_BITS_COMPLEX;
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_body.msgh_descriptor_count = 1;
|
|
rep->rep_root.name = (mach_port_t)mr->mr_name;
|
|
rep->rep_root.disposition = 0x11; /* XXX */
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
mach_io_registry_entry_get_child_iterator(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_registry_entry_get_child_iterator_request_t *req = args->smsg;
|
|
mach_io_registry_entry_get_child_iterator_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
struct lwp *l = args->l;
|
|
struct mach_port *mp;
|
|
struct mach_right *mr;
|
|
mach_port_t mn;
|
|
struct mach_device_iterator *mdi;
|
|
|
|
mn = req->req_msgh.msgh_remote_port;
|
|
if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
|
|
return mach_iokit_error(args, MACH_IOKIT_EPERM);
|
|
if (mr->mr_port->mp_datatype != MACH_MP_DEVICE)
|
|
return mach_iokit_error(args, MACH_IOKIT_EINVAL);
|
|
|
|
mp = mach_port_get();
|
|
mp->mp_flags |= (MACH_MP_INKERNEL | MACH_MP_DATA_ALLOCATED);
|
|
mp->mp_datatype = MACH_MP_DEVICE_ITERATOR;
|
|
|
|
mdi = malloc(sizeof(*mdi), M_EMULDATA, M_WAITOK);
|
|
mdi->mdi_parent = mr->mr_port->mp_data;
|
|
mdi->mdi_current = TAILQ_FIRST(&alldevs);
|
|
mp->mp_data = mdi;
|
|
|
|
mr = mach_right_get(mp, l, MACH_PORT_TYPE_SEND, 0);
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE) |
|
|
MACH_MSGH_BITS_COMPLEX;
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_body.msgh_descriptor_count = 1;
|
|
rep->rep_iterator.name = (mach_port_t)mr->mr_name;
|
|
rep->rep_iterator.disposition = 0x11; /* XXX */
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
mach_io_registry_entry_get_name_in_plane(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_registry_entry_get_name_in_plane_request_t *req = args->smsg;
|
|
mach_io_registry_entry_get_name_in_plane_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
struct lwp *l = args->l;
|
|
struct mach_right *mr;
|
|
mach_port_t mn;
|
|
struct device *dev;
|
|
|
|
mn = req->req_msgh.msgh_remote_port;
|
|
if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
|
|
return mach_iokit_error(args, MACH_IOKIT_EPERM);
|
|
if (mr->mr_port->mp_datatype != MACH_MP_DEVICE)
|
|
return mach_iokit_error(args, MACH_IOKIT_EINVAL);
|
|
dev = mr->mr_port->mp_data;
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
/* XXX Just return a dummy name for now */
|
|
rep->rep_namecount = sizeof(dev->dv_xname);
|
|
memcpy(&rep->rep_name, dev->dv_xname, sizeof(dev->dv_xname));
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
mach_io_object_get_class(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_object_get_class_request_t *req = args->smsg;
|
|
mach_io_object_get_class_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
char classname[] = "unknownClass";
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
/* XXX Just return a dummy name for now */
|
|
rep->rep_namecount = sizeof(classname);
|
|
memcpy(&rep->rep_name, classname, sizeof(classname));
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
mach_io_registry_entry_get_location_in_plane(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_registry_entry_get_location_in_plane_request_t *req =
|
|
args->smsg;
|
|
mach_io_registry_entry_get_location_in_plane_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
char location[] = "";
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
/* XXX Just return a dummy name for now */
|
|
rep->rep_locationcount = sizeof(location);
|
|
memcpy(&rep->rep_location, location, sizeof(location));
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
mach_io_registry_entry_get_properties(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_registry_entry_get_properties_request_t *req = args->smsg;
|
|
mach_io_registry_entry_get_properties_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
struct lwp *l = args->l;
|
|
int error;
|
|
vaddr_t va;
|
|
size_t size;
|
|
mach_port_t mn;
|
|
struct mach_right *mr;
|
|
struct mach_iokit_devclass *mid;
|
|
|
|
mn = req->req_msgh.msgh_remote_port;
|
|
if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
|
|
return mach_iokit_error(args, MACH_IOKIT_EPERM);
|
|
|
|
if (mr->mr_port->mp_datatype != MACH_MP_IOKIT_DEVCLASS)
|
|
return mach_iokit_error(args, MACH_IOKIT_EINVAL);
|
|
|
|
mid = mr->mr_port->mp_data;
|
|
if (mid->mid_properties == NULL)
|
|
return mach_iokit_error(args, MACH_IOKIT_EINVAL);
|
|
size = strlen(mid->mid_properties) + 1; /* Include trailing zero */
|
|
|
|
va = vm_map_min(&l->l_proc->p_vmspace->vm_map);
|
|
if ((error = uvm_map(&l->l_proc->p_vmspace->vm_map, &va,
|
|
round_page(size), NULL, UVM_UNKNOWN_OFFSET, 0,
|
|
UVM_MAPFLAG(UVM_PROT_RW, UVM_PROT_ALL,
|
|
UVM_INH_COPY, UVM_ADV_NORMAL, UVM_FLAG_COPYONW))) != 0)
|
|
return mach_msg_error(args, error);
|
|
|
|
#ifdef DEBUG_MACH
|
|
printf("pid %d.%d: copyout iokit properties at %p\n",
|
|
l->l_proc->p_pid, l->l_lid, (void *)va);
|
|
#endif
|
|
if ((error = copyout(mid->mid_properties, (void *)va, size)) != 0) {
|
|
#ifdef DEBUG_MACH
|
|
printf("pid %d.%d: copyout iokit properties failed\n",
|
|
l->l_proc->p_pid, l->l_lid);
|
|
#endif
|
|
}
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE) |
|
|
MACH_MSGH_BITS_COMPLEX;
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_body.msgh_descriptor_count = 1;
|
|
rep->rep_properties.address = (void *)va;
|
|
rep->rep_properties.size = size;
|
|
rep->rep_properties.deallocate = 0; /* XXX */
|
|
rep->rep_properties.copy = 2; /* XXX */
|
|
rep->rep_properties.pad1 = 1; /* XXX */
|
|
rep->rep_properties.type = 1; /* XXX */
|
|
rep->rep_count = size;
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
mach_io_registry_entry_get_property(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_registry_entry_get_property_request_t *req = args->smsg;
|
|
mach_io_registry_entry_get_property_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
struct lwp *l = args->l;
|
|
int error;
|
|
vaddr_t va;
|
|
size_t size;
|
|
size_t len;
|
|
mach_port_t mn;
|
|
struct mach_right *mr;
|
|
struct mach_iokit_devclass *mid;
|
|
struct mach_iokit_property *mip;
|
|
|
|
#ifdef DEBUG_MACH
|
|
/*
|
|
* We do not handle non zero offset and multiple names,
|
|
* but it seems that Darwin binaries just jold random values
|
|
* in theses fields. We have yet to see a real use of
|
|
* non null offset / multiple names.
|
|
*/
|
|
if (req->req_property_nameoffset != 0) {
|
|
printf("pid %d.%d: mach_io_registry_entry_get_property "
|
|
"offset = %d (ignoring)\n", l->l_proc->p_pid, l->l_lid,
|
|
req->req_property_nameoffset);
|
|
}
|
|
if (req->req_property_namecount != 1) {
|
|
printf("pid %d.%d: mach_io_registry_entry_get_property "
|
|
"count = %d (ignoring)\n", l->l_proc->p_pid, l->l_lid,
|
|
req->req_property_namecount);
|
|
}
|
|
#endif
|
|
|
|
/* Find the port */
|
|
mn = req->req_msgh.msgh_remote_port;
|
|
if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
|
|
return mach_iokit_error(args, MACH_IOKIT_EPERM);
|
|
|
|
/* Find the devclass information */
|
|
if (mr->mr_port->mp_datatype != MACH_MP_IOKIT_DEVCLASS)
|
|
return mach_iokit_error(args, MACH_IOKIT_EINVAL);
|
|
|
|
mid = mr->mr_port->mp_data;
|
|
if (mid->mid_properties_array == NULL)
|
|
return mach_iokit_error(args, MACH_IOKIT_EINVAL);
|
|
|
|
/* Lookup the property name */
|
|
for (mip = mid->mid_properties_array; mip->mip_name; mip++) {
|
|
len = strlen(mip->mip_name);
|
|
if (memcmp(mip->mip_name, req->req_propery_name, len) == 0)
|
|
break;
|
|
}
|
|
if (mip->mip_value == NULL)
|
|
return mach_iokit_error(args, MACH_IOKIT_ENOENT);
|
|
|
|
/* And copyout its associated value */
|
|
va = vm_map_min(&l->l_proc->p_vmspace->vm_map);
|
|
size = strlen(mip->mip_value) + 1; /* Include trailing zero */
|
|
|
|
if ((error = uvm_map(&l->l_proc->p_vmspace->vm_map, &va,
|
|
round_page(size), NULL, UVM_UNKNOWN_OFFSET, 0,
|
|
UVM_MAPFLAG(UVM_PROT_RW, UVM_PROT_ALL,
|
|
UVM_INH_COPY, UVM_ADV_NORMAL, UVM_FLAG_COPYONW))) != 0)
|
|
return mach_msg_error(args, error);
|
|
|
|
#ifdef DEBUG_MACH
|
|
printf("pid %d.%d: copyout iokit property at %p\n",
|
|
l->l_proc->p_pid, l->l_lid, (void *)va);
|
|
#endif
|
|
if ((error = copyout(mip->mip_value, (void *)va, size)) != 0) {
|
|
#ifdef DEBUG_MACH
|
|
printf("pid %d.%d: copyout iokit property failed\n",
|
|
l->l_proc->p_pid, l->l_lid);
|
|
#endif
|
|
}
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE) |
|
|
MACH_MSGH_BITS_COMPLEX;
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_body.msgh_descriptor_count = 1;
|
|
rep->rep_properties.address = (void *)va;
|
|
rep->rep_properties.size = size;
|
|
rep->rep_properties.deallocate = 0; /* XXX */
|
|
rep->rep_properties.copy = 2; /* XXX */
|
|
rep->rep_properties.pad1 = 0; /* XXX */
|
|
rep->rep_properties.type = 0; /* XXX */
|
|
rep->rep_properties_count = size;
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
mach_io_registry_entry_get_path(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_registry_entry_get_path_request_t *req = args->smsg;
|
|
mach_io_registry_entry_get_path_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
char location[] = ":/GossamerPE/pci@80000000/AppleGracklePCI/"
|
|
"ATY,264LT-G@11/.Display_Video_ATI_mach64-01018002/"
|
|
"display0/AppleBacklightDisplay";
|
|
char *cp;
|
|
size_t len, plen;
|
|
|
|
/* XXX Just return a dummy name for now */
|
|
len = req->req_count + strlen(location) - 1;
|
|
|
|
/* Sanity check for len */
|
|
if (len > 512)
|
|
return mach_iokit_error(args, MACH_IOKIT_EINVAL);
|
|
plen = (len & ~0x3UL) + 4; /* Round to an int */
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) +
|
|
(plen - 512) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_retval = 0;
|
|
rep->rep_count = len;
|
|
|
|
cp = &rep->rep_path[0];
|
|
memcpy(cp, &req->req_plane, req->req_count);
|
|
cp += (req->req_count - 1); /* overwrite trailing \0 */
|
|
memcpy(cp, location, strlen(location));
|
|
cp += strlen(location);
|
|
*cp = '\0';
|
|
|
|
rep->rep_path[plen + 7] = 8; /* Trailer */
|
|
|
|
*msglen = sizeof(*rep) + (plen - 512);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
mach_io_connect_map_memory(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_connect_map_memory_request_t *req = args->smsg;
|
|
struct lwp *l = args->l;
|
|
mach_port_t mn;
|
|
struct mach_right *mr;
|
|
struct mach_iokit_devclass *mid;
|
|
|
|
mn = req->req_msgh.msgh_remote_port;
|
|
if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
|
|
return mach_iokit_error(args, MACH_IOKIT_EPERM);
|
|
|
|
if (mr->mr_port->mp_datatype == MACH_MP_IOKIT_DEVCLASS) {
|
|
mid = mr->mr_port->mp_data;
|
|
if (mid->mid_connect_map_memory == NULL)
|
|
printf("no connect_map_memory method "
|
|
"for darwin_iokit_class %s\n", mid->mid_name);
|
|
else
|
|
return (mid->mid_connect_map_memory)(args);
|
|
}
|
|
|
|
return mach_iokit_error(args, MACH_IOKIT_ENODEV);
|
|
}
|
|
|
|
int
|
|
mach_io_iterator_reset(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_iterator_reset_request_t *req = args->smsg;
|
|
mach_io_iterator_reset_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
struct lwp *l = args->l;
|
|
mach_port_t mn;
|
|
struct mach_right *mr;
|
|
struct mach_device_iterator *mdi;
|
|
|
|
mn = req->req_msgh.msgh_remote_port;
|
|
if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
|
|
return mach_iokit_error(args, MACH_IOKIT_EPERM);
|
|
|
|
switch(mr->mr_port->mp_datatype) {
|
|
case MACH_MP_DEVICE_ITERATOR:
|
|
mdi = mr->mr_port->mp_data;
|
|
mdi->mdi_parent = mr->mr_port->mp_data;
|
|
mdi->mdi_current = TAILQ_FIRST(&alldevs);
|
|
break;
|
|
|
|
case MACH_MP_IOKIT_DEVCLASS_DONE:
|
|
mr->mr_port->mp_datatype = MACH_MP_IOKIT_DEVCLASS;
|
|
break;
|
|
|
|
case MACH_MP_IOKIT_DEVCLASS:
|
|
default:
|
|
printf("mach_io_iterator_reset: unknown type\n");
|
|
}
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_retval = 0;
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
mach_io_connect_method_scalari_structo(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_connect_method_scalari_structo_request_t *req = args->smsg;
|
|
struct lwp *l = args->l;
|
|
mach_port_t mn;
|
|
struct mach_right *mr;
|
|
struct mach_iokit_devclass *mid;
|
|
|
|
mn = req->req_msgh.msgh_remote_port;
|
|
if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
|
|
return mach_iokit_error(args, MACH_IOKIT_EPERM);
|
|
|
|
if (mr->mr_port->mp_datatype == MACH_MP_IOKIT_DEVCLASS) {
|
|
mid = mr->mr_port->mp_data;
|
|
if (mid->mid_connect_method_scalari_structo == NULL)
|
|
printf("no connect_method_scalari_structo method "
|
|
"for darwin_iokit_class %s\n", mid->mid_name);
|
|
else
|
|
return (mid->mid_connect_method_scalari_structo)(args);
|
|
}
|
|
|
|
return mach_iokit_error(args, MACH_IOKIT_ENODEV);
|
|
}
|
|
|
|
int
|
|
mach_io_connect_method_structi_structo(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_connect_method_structi_structo_request_t *req = args->smsg;
|
|
struct lwp *l = args->l;
|
|
mach_port_t mn;
|
|
struct mach_right *mr;
|
|
struct mach_iokit_devclass *mid;
|
|
|
|
mn = req->req_msgh.msgh_remote_port;
|
|
if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
|
|
return mach_iokit_error(args, MACH_IOKIT_EPERM);
|
|
|
|
if (mr->mr_port->mp_datatype == MACH_MP_IOKIT_DEVCLASS) {
|
|
mid = mr->mr_port->mp_data;
|
|
if (mid->mid_connect_method_structi_structo == NULL)
|
|
printf("no connect_method_structi_structo method "
|
|
"for darwin_iokit_class %s\n", mid->mid_name);
|
|
else
|
|
return (mid->mid_connect_method_structi_structo)(args);
|
|
}
|
|
|
|
return mach_iokit_error(args, MACH_IOKIT_ENODEV);
|
|
}
|
|
|
|
int
|
|
mach_io_connect_set_properties(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_connect_set_properties_request_t *req = args->smsg;
|
|
mach_io_connect_set_properties_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
struct lwp *l = args->l;
|
|
|
|
printf("pid %d.%d: mach_io_connect_set_properties\n",
|
|
l->l_proc->p_pid, l->l_lid);
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
mach_io_service_close(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_service_close_request_t *req = args->smsg;
|
|
mach_io_service_close_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_retval = 0;
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
mach_io_connect_add_client(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_connect_add_client_request_t *req = args->smsg;
|
|
mach_io_connect_add_client_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_retval = 0;
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
mach_io_connect_method_scalari_structi(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_connect_method_scalari_structi_request_t *req = args->smsg;
|
|
struct lwp *l = args->l;
|
|
mach_port_t mn;
|
|
struct mach_right *mr;
|
|
struct mach_iokit_devclass *mid;
|
|
|
|
mn = req->req_msgh.msgh_remote_port;
|
|
if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
|
|
return mach_iokit_error(args, MACH_IOKIT_EPERM);
|
|
|
|
if (mr->mr_port->mp_datatype == MACH_MP_IOKIT_DEVCLASS) {
|
|
mid = mr->mr_port->mp_data;
|
|
if (mid->mid_connect_method_scalari_structi == NULL)
|
|
printf("no connect_method_scalari_structi method "
|
|
"for darwin_iokit_class %s\n", mid->mid_name);
|
|
else
|
|
return (mid->mid_connect_method_scalari_structi)(args);
|
|
}
|
|
|
|
return mach_iokit_error(args, MACH_IOKIT_ENODEV);
|
|
}
|
|
|
|
int
|
|
mach_io_registry_entry_from_path(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_registry_entry_from_path_request_t *req = args->smsg;
|
|
mach_io_registry_entry_from_path_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
struct lwp *l = args->l;
|
|
struct mach_port *mp;
|
|
struct mach_right *mr;
|
|
struct mach_iokit_devclass *mid;
|
|
int i, len;
|
|
|
|
#ifdef DEBUG_MACH
|
|
printf("mach_io_registry_entry_from_path: path = %s\n", req->req_path);
|
|
#endif
|
|
|
|
mp = mach_port_get();
|
|
mp->mp_flags |= MACH_MP_INKERNEL;
|
|
mr = mach_right_get(mp, l, MACH_PORT_TYPE_SEND, 0);
|
|
|
|
if (sizeof(*req) - 512 + req->req_pathcount > args->ssize) {
|
|
#ifdef DEBUG_MACH
|
|
printf("pathcount too big, truncating\n");
|
|
#endif
|
|
req->req_pathcount = args->ssize - (sizeof(*req) - 512);
|
|
}
|
|
|
|
i = 0;
|
|
while ((mid = mach_iokit_devclasses[i++]) != NULL) {
|
|
len = strlen(mid->mid_name);
|
|
/* XXX sanity check req_pathcount */
|
|
#ifdef DEBUG_MACH
|
|
printf("trying \"%s\" vs \"%s\"\n",
|
|
&req->req_path[req->req_pathcount - 1 - len],
|
|
mid->mid_name);
|
|
#endif
|
|
if (memcmp(&req->req_path[req->req_pathcount - 1 - len],
|
|
mid->mid_name, len) == 0) {
|
|
mp->mp_datatype = MACH_MP_IOKIT_DEVCLASS;
|
|
mp->mp_data = mid;
|
|
break;
|
|
}
|
|
}
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE) |
|
|
MACH_MSGH_BITS_COMPLEX;
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_body.msgh_descriptor_count = 1;
|
|
rep->rep_entry.name = (mach_port_t)mr->mr_name;
|
|
rep->rep_entry.disposition = 0x11; /* XXX */
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
mach_io_registry_entry_get_parent_iterator(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_registry_entry_get_parent_iterator_request_t *req = args->smsg;
|
|
mach_io_registry_entry_get_parent_iterator_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
struct lwp *l = args->l;
|
|
struct mach_port *mp;
|
|
struct mach_right *mr;
|
|
|
|
#ifdef DEBUG_MACH
|
|
printf("mach_io_registry_entry_get_parent_iterator: plane = %s\n",
|
|
req->req_plane);
|
|
#endif
|
|
|
|
mp = mach_port_get();
|
|
mp->mp_flags |= MACH_MP_INKERNEL;
|
|
mr = mach_right_get(mp, l, MACH_PORT_TYPE_SEND, 0);
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE) |
|
|
MACH_MSGH_BITS_COMPLEX;
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_body.msgh_descriptor_count = 1;
|
|
rep->rep_iterator.name = (mach_port_t)mr->mr_name;
|
|
rep->rep_iterator.disposition = 0x11; /* XXX */
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
return 0;
|
|
}
|