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      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