xref: /netbsd-src/sys/compat/sunos32/sunos32_exec.c (revision 3cd7406ad812bfb15bb053c7704c765ee8780abd)
1 /*	$NetBSD: sunos32_exec.c,v 1.36 2018/08/10 21:44:59 pgoyette Exp $	 */
2 
3 /*
4  * Copyright (c) 2001 Matthew R. Green
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 ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24  * 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/cdefs.h>
30 __KERNEL_RCSID(0, "$NetBSD: sunos32_exec.c,v 1.36 2018/08/10 21:44:59 pgoyette Exp $");
31 
32 #if defined(_KERNEL_OPT)
33 #include "opt_syscall_debug.h"
34 #endif
35 
36 #include <sys/param.h>
37 #include <sys/proc.h>
38 #include <sys/mount.h>
39 #include <sys/exec.h>
40 
41 #include <uvm/uvm_extern.h>
42 
43 #include <compat/netbsd32/netbsd32.h>
44 #include <compat/netbsd32/netbsd32_syscallargs.h>
45 #include <compat/sunos32/sunos32.h>
46 #include <compat/sunos32/sunos32_syscall.h>
47 #include <compat/sunos32/sunos32_exec.h>
48 
49 #include <machine/sunos_machdep.h>
50 
51 extern int nsunos32_sysent;
52 extern struct sysent sunos32_sysent[];
53 extern const uint32_t sunos32_sysent_nomodbits[];
54 #ifdef SYSCALL_DEBUG
55 extern const char * const sunos32_syscallnames[];
56 #endif
57 extern char sunos_sigcode[], sunos_esigcode[];
58 
59 #ifndef __HAVE_SYSCALL_INTERN
60 void	syscall(void);
61 #endif
62 
63 struct uvm_object *emul_sunos32_object;
64 
65 struct emul emul_sunos = {
66 	.e_name =		"sunos32",
67 	.e_path =		"/emul/sunos32",
68 #ifndef __HAVE_MINIMAL_EMUL
69 	.e_flags =		0,
70 	.e_errno =		NULL,
71 	.e_nosys =		SUNOS32_SYS_syscall,
72 	.e_nsysent =		SUNOS32_SYS_NSYSENT,
73 #endif
74 	.e_sysent =		sunos32_sysent,
75 	.e_nomodbits =		sunos32_sysent_nomodbits,
76 #ifdef SYSCALL_DEBUG
77 	.e_syscallnames =	sunos32_syscallnames,
78 #else
79 	.e_syscallnames =	NULL,
80 #endif
81 	.e_sendsig =		sunos32_sendsig,
82 	.e_trapsignal =		trapsignal,
83 	.e_sigcode =		sunos_sigcode,
84 	.e_esigcode =		sunos_esigcode,
85 	.e_sigobject =		&emul_sunos32_object,
86 	.e_setregs =		setregs,
87 	.e_proc_exec =		NULL,
88 	.e_proc_fork =		NULL,
89 	.e_proc_exit =		NULL,
90 	.e_lwp_fork =		NULL,
91 	.e_lwp_exit =		NULL,
92 #ifdef __HAVE_SYSCALL_INTERN
93 	.e_syscall_intern =	sunos_syscall_intern,
94 #else
95 	.e_syscall_intern =	syscall,
96 #endif
97 	.e_sysctlovly =		NULL,
98 	.e_vm_default_addr =	uvm_default_mapaddr,
99 	.e_usertrap =		NULL,
100 	.e_ucsize =		0,
101 	.e_startlwp =		NULL
102 };
103