xref: /netbsd-src/sys/compat/sunos/sunos_exec.c (revision 3cd7406ad812bfb15bb053c7704c765ee8780abd)
1 /*	$NetBSD: sunos_exec.c,v 1.57 2018/08/10 21:44:59 pgoyette Exp $	*/
2 
3 /*
4  * Copyright (c) 1993 Theo de Raadt
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. The name of the author may not be used to endorse or promote products
16  *    derived from this software without specific prior written permission
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 #include <sys/cdefs.h>
31 __KERNEL_RCSID(0, "$NetBSD: sunos_exec.c,v 1.57 2018/08/10 21:44:59 pgoyette Exp $");
32 
33 #if defined(_KERNEL_OPT)
34 #include "opt_syscall_debug.h"
35 #endif
36 
37 #include <sys/param.h>
38 #include <sys/systm.h>
39 #include <sys/proc.h>
40 #include <sys/mount.h>
41 #include <sys/signalvar.h>
42 #include <sys/vnode.h>
43 #include <sys/exec.h>
44 
45 #include <uvm/uvm_extern.h>
46 
47 #include <compat/sunos/sunos.h>
48 #include <compat/sunos/sunos_exec.h>
49 #include <compat/sunos/sunos_syscall.h>
50 
51 #include <machine/sunos_machdep.h>
52 
53 extern int nsunos_sysent;
54 extern struct sysent sunos_sysent[];
55 extern const uint32_t sunos_sysent_nomodbits[];
56 #ifdef SYSCALL_DEBUG
57 extern const char * const sunos_syscallnames[];
58 #endif
59 extern char sunos_sigcode[], sunos_esigcode[];
60 #ifndef __HAVE_SYSCALL_INTERN
61 void syscall(void);
62 #endif
63 
64 struct uvm_object *emul_sunos_object;
65 
66 struct emul emul_sunos = {
67 	.e_name =		"sunos",
68 	.e_path =		"/emul/sunos",
69 #ifndef __HAVE_MINIMAL_EMUL
70 	.e_flags =		0,
71 	.e_errno =		NULL,
72 	.e_nosys =		SUNOS_SYS_syscall,
73 	.e_nsysent =		SUNOS_SYS_NSYSENT,
74 #endif
75 	.e_sysent =		sunos_sysent,
76 	.e_nomodbits =		sunos_sysent_nomodbits,
77 #ifdef SYSCALL_DEBUG
78 	.e_syscallnames =	sunos_syscallnames,
79 #else
80 	.e_syscallnames =	NULL,
81 #endif
82 	.e_sendsig =		sunos_sendsig,
83 	.e_trapsignal =		trapsignal,
84 	.e_sigcode =		sunos_sigcode,
85 	.e_esigcode =		sunos_esigcode,
86 	.e_sigobject =		&emul_sunos_object,
87 	.e_setregs =		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 =	sunos_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