102 lines
3.7 KiB
C
102 lines
3.7 KiB
C
/* $NetBSD: mach_bootstrap.c,v 1.1 2002/12/07 21:23:03 manu Exp $ */
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/*-
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* Copyright (c) 2002 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 <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: mach_bootstrap.c,v 1.1 2002/12/07 21:23:03 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/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_bootstrap.h>
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#include <compat/mach/mach_errno.h>
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int
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mach_bootstrap_look_up(p, msgh, maxlen, dst)
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struct proc *p;
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mach_msg_header_t *msgh;
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size_t maxlen;
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mach_msg_header_t *dst;
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{
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mach_bootstrap_look_up_request_t req;
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mach_bootstrap_look_up_reply_t rep;
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int error;
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int msglen;
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const char service_name[] = "lookup\21"; /* XXX Why */
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int service_name_len;
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if ((error = copyin(msgh, &req, sizeof(req))) != 0)
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return error;
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DPRINTF(("mach_sys_bootstrap_look_up();\n"));
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bzero(&rep, sizeof(rep));
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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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msglen = sizeof(rep.rep_msgh) + sizeof(rep.rep_count) +
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sizeof(rep.rep_bootstrap_port) + service_name_len *
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sizeof(rep.rep_trailer);
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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 = msglen - 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_count = 1; /* XXX Why? */
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rep.rep_bootstrap_port = 0x21b; /* XXX Why? */
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strcpy((char *)&rep.rep_service_name, service_name);
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/* XXX This is the trailer. We should find something better */
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rep.rep_service_name[service_name_len + 7] = 8;
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if (msglen > maxlen)
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return EMSGSIZE;
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if (dst != NULL)
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msgh = dst;
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if ((error = copyout(&rep, msgh, msglen)) != 0)
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return error;
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return 0;
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}
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