1/*	$NetBSD: freebsd_exec.c,v 1.42 2018/08/10 21:44:58 pgoyette Exp $	*/
2
3/*
4 * Copyright (c) 1993, 1994 Christopher G. Demetriou
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 * 3. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *      This product includes software developed by Christopher G. Demetriou.
18 * 4. The name of the author may not be used to endorse or promote products
19 *    derived from this software without specific prior written permission
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33#include <sys/cdefs.h>
34__KERNEL_RCSID(0, "$NetBSD: freebsd_exec.c,v 1.42 2018/08/10 21:44:58 pgoyette Exp $");
35
36#if defined(_KERNEL_OPT)
37#include "opt_syscall_debug.h"
38#endif
39
40#include <sys/param.h>
41#include <sys/systm.h>
42#include <sys/proc.h>
43
44#include <uvm/uvm_extern.h>
45
46#include <compat/sys/signal.h>
47#include <compat/sys/signalvar.h>
48
49#include <compat/freebsd/freebsd_syscall.h>
50#include <compat/freebsd/freebsd_exec.h>
51#include <compat/freebsd/freebsd_signal.h>
52#include <compat/common/compat_util.h>
53
54#include <compat/freebsd/freebsd_machdep.h>
55
56extern struct sysent freebsd_sysent[];
57extern const uint32_t freebsd_sysent_nomodbits[];
58extern const char * const freebsd_syscallnames[];
59
60struct uvm_object *emul_freebsd_object;
61
62#ifndef __HAVE_SYSCALL_INTERN
63void	syscall(void);
64#endif
65
66struct emul emul_freebsd = {
67	.e_name =		"freebsd",
68	.e_path =		"/emul/freebsd",
69#ifndef __HAVE_MINIMAL_EMUL
70	.e_flags =		EMUL_HAS_SYS___syscall,
71	.e_errno =		NULL,
72	.e_nosys =		FREEBSD_SYS_syscall,
73	.e_nsysent =		FREEBSD_SYS_NSYSENT,
74#endif
75	.e_sysent =		freebsd_sysent,
76	.e_nomodbits =		freebsd_sysent_nomodbits,
77#ifdef SYSCALL_DEBUG
78	.e_syscallnames =	freebsd_syscallnames,
79#else
80	.e_syscallnames =	NULL,
81#endif
82	.e_sendsig =		freebsd_sendsig,
83	.e_trapsignal =		trapsignal,
84	.e_sigcode =		freebsd_sigcode,
85	.e_esigcode =		freebsd_esigcode,
86	.e_sigobject =		&emul_freebsd_object,
87	.e_setregs =		freebsd_setregs,
88	.e_proc_exec =		NULL,
89	.e_proc_fork =		NULL,
90	.e_proc_exit =		NULL,
91	.e_lwp_fork =		NULL,
92	.e_lwp_exit =		NULL,
93#ifdef __HAVE_SYSCALL_INTERN
94	.e_syscall_intern =	freebsd_syscall_intern,
95#else
96	.e_syscall_intern =	syscall,
97#endif
98	.e_sysctlovly =		NULL,
99	.e_vm_default_addr =	uvm_default_mapaddr,
100	.e_usertrap =		NULL,
101	.e_ucsize =		0,
102	.e_startlwp =		NULL
103};
104