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freebsd_exec.c revision 1.29 
      1 /*	$NetBSD: freebsd_exec.c,v 1.29 2005/07/10 04:23:30 christos 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 1.29 2005/07/10 04:23:30 christos 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 #include <machine/freebsd_machdep.h>
     44 
     45 #include <uvm/uvm_extern.h>
     46 
     47 #include <compat/freebsd/freebsd_syscall.h>
     48 #include <compat/freebsd/freebsd_exec.h>
     49 #include <compat/freebsd/freebsd_signal.h>
     50 #include <compat/common/compat_util.h>
     51 
     52 extern struct sysent freebsd_sysent[];
     53 extern const char * const freebsd_syscallnames[];
     54 
     55 struct uvm_object *emul_freebsd_object;
     56 
     57 #ifndef __HAVE_SYSCALL_INTERN
     58 void	syscall(void);
     59 #endif
     60 
     61 const struct emul emul_freebsd = {
     62 	"freebsd",
     63 	"/emul/freebsd",
     64 #ifndef __HAVE_MINIMAL_EMUL
     65 	EMUL_HAS_SYS___syscall,
     66 	NULL,
     67 	FREEBSD_SYS_syscall,
     68 	FREEBSD_SYS_NSYSENT,
     69 #endif
     70 	freebsd_sysent,
     71 #ifdef SYSCALL_DEBUG
     72 	freebsd_syscallnames,
     73 #else
     74 	NULL,
     75 #endif
     76 	freebsd_sendsig,
     77 	trapsignal,
     78 	NULL,
     79 	freebsd_sigcode,
     80 	freebsd_esigcode,
     81 	&emul_freebsd_object,
     82 	freebsd_setregs,
     83 	NULL,
     84 	NULL,
     85 	NULL,
     86 	NULL,
     87 	NULL,
     88 #ifdef __HAVE_SYSCALL_INTERN
     89 	freebsd_syscall_intern,
     90 #else
     91 	syscall,
     92 #endif
     93 	NULL,
     94 	NULL,
     95 
     96 	uvm_default_mapaddr,
     97 };
     98