82 lines
2.8 KiB
C
82 lines
2.8 KiB
C
/* $NetBSD: mach_bootstrap.c,v 1.14 2008/04/28 20:23:44 martin Exp $ */
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/*-
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* Copyright (c) 2002-2003 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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*
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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 <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: mach_bootstrap.c,v 1.14 2008/04/28 20:23:44 martin 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/signal.h>
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#include <sys/proc.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_bootstrap.h>
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#include <compat/mach/mach_errno.h>
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#include <compat/mach/mach_services.h>
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int
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mach_bootstrap_look_up(struct mach_trap_args *args)
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{
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mach_bootstrap_look_up_request_t *req = args->smsg;
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mach_bootstrap_look_up_reply_t *rep = args->rmsg;
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struct lwp *l = args->l;
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size_t *msglen = args->rsize;
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const char service_name[] = "lookup\021"; /* XXX Why */
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int service_name_len;
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struct mach_right *mr;
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size_t len;
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/* The trailer is word aligned */
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service_name_len = (sizeof(service_name) + 1) & ~0x7UL;
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len = sizeof(*rep) - sizeof(rep->rep_service_name) + service_name_len;
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if (len > *msglen)
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return mach_msg_error(args, EINVAL);
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*msglen = len;
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mr = mach_right_get(NULL, l, MACH_PORT_TYPE_DEAD_NAME, 0);
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mach_set_header(rep, req, *msglen);
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rep->rep_count = 1;
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rep->rep_bootstrap_port = mr->mr_name;
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strncpy((char *)rep->rep_service_name, service_name,
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service_name_len);
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mach_set_trailer(rep, *msglen);
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return 0;
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}
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