1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2005 Wojciech A. Koszek
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #include <sys/param.h>
30 #include <sys/proc.h>
31 #include <sys/sbuf.h>
32 #include <sys/syscallsubr.h>
33 #include <sys/syslog.h>
34 
35 #include <compat/freebsd32/freebsd32_proto.h>
36 
37 int
38 freebsd32_abort2(struct thread *td, struct freebsd32_abort2_args *uap)
39 {
40 	void *uargs[16];
41 	void *uargsp;
42 	uint32_t *uargsptr;
43 	uint32_t ptr;
44 	int i, nargs;
45 
46 	nargs = uap->nargs;
47 	if (nargs < 0 || nargs > nitems(uargs))
48 		nargs = -1;
49 	uargsp = NULL;
50 	if (nargs > 0) {
51 		if (uap->args != NULL) {
52 			uargsptr = uap->args;
53 			for (i = 0; i < nargs; i++) {
54 				if (fueword32(uargsptr + i, &ptr) != 0) {
55 					nargs = -1;
56 					break;
57 				} else
58 					uargs[i] = (void *)(uintptr_t)ptr;
59 			}
60 			if (nargs > 0)
61 				uargsp = &uargs;
62 		} else
63 			nargs = -1;
64 	}
65 	return (kern_abort2(td, uap->why, nargs, uargsp));
66 }
67