1 /* $NetBSD: freebsd_exec.c,v 1.27 2005/03/26 05:12:35 fvdl 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 1.27 2005/03/26 05:12:35 fvdl 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 #ifdef __HAVE_SYSCALL_INTERN 55 void syscall_intern __P((struct proc *)); 56 #else 57 void syscall __P((void)); 58 #endif 59 60 struct uvm_object *emul_freebsd_object; 61 62 const struct emul emul_freebsd = { 63 "freebsd", 64 "/emul/freebsd", 65 #ifndef __HAVE_MINIMAL_EMUL 66 EMUL_HAS_SYS___syscall, 67 NULL, 68 FREEBSD_SYS_syscall, 69 FREEBSD_SYS_NSYSENT, 70 #endif 71 freebsd_sysent, 72 #ifdef SYSCALL_DEBUG 73 freebsd_syscallnames, 74 #else 75 NULL, 76 #endif 77 freebsd_sendsig, 78 trapsignal, 79 NULL, 80 freebsd_sigcode, 81 freebsd_esigcode, 82 &emul_freebsd_object, 83 freebsd_setregs, 84 NULL, 85 NULL, 86 NULL, 87 NULL, 88 NULL, 89 #ifdef __HAVE_SYSCALL_INTERN 90 freebsd_syscall_intern, 91 #else 92 syscall, 93 #endif 94 NULL, 95 NULL, 96 97 uvm_default_mapaddr, 98 }; 99