NetBSD/sys/compat/mach/mach_bootstrap.c

89 lines
3.5 KiB
C

/* $NetBSD: mach_bootstrap.c,v 1.5 2003/01/21 04:06:07 matt Exp $ */
/*-
* Copyright (c) 2002 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Emmanuel Dreyfus
*
* 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 the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: mach_bootstrap.c,v 1.5 2003/01/21 04:06:07 matt Exp $");
#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/signal.h>
#include <sys/proc.h>
#include <compat/mach/mach_types.h>
#include <compat/mach/mach_message.h>
#include <compat/mach/mach_port.h>
#include <compat/mach/mach_bootstrap.h>
#include <compat/mach/mach_errno.h>
int
mach_bootstrap_look_up(args)
struct mach_trap_args *args;
{
mach_bootstrap_look_up_request_t *req = args->smsg;
mach_bootstrap_look_up_reply_t *rep = args->rmsg;
struct lwp *l = args->l;
size_t *msglen = args->rsize;
const char service_name[] = "lookup\21"; /* XXX Why */
int service_name_len;
struct mach_right *mr;
/* The trailer is word aligned */
service_name_len = (sizeof(service_name) + 1) & ~0x7UL;
*msglen = sizeof(rep->rep_msgh) + sizeof(rep->rep_count) +
sizeof(rep->rep_bootstrap_port) + service_name_len *
sizeof(rep->rep_trailer);
mr = mach_right_get(NULL, l, MACH_PORT_TYPE_DEAD_NAME, 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 = *msglen - 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_count = 1; /* XXX Why? */
rep->rep_bootstrap_port = mr->mr_name;
strcpy((char *)&rep->rep_service_name, service_name);
/* XXX This is the trailer. We should find something better */
rep->rep_service_name[service_name_len + 7] = 8;
return 0;
}