1 /* $NetBSD: freebsd_exec.c,v 1.36 2008/11/19 18:36:02 ad 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 1.36 2008/11/19 18:36:02 ad 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 44 #include <uvm/uvm_extern.h> 45 46 #include <compat/sys/signal.h> 47 #include <compat/sys/signalvar.h> 48 49 #include <compat/freebsd/freebsd_syscall.h> 50 #include <compat/freebsd/freebsd_exec.h> 51 #include <compat/freebsd/freebsd_signal.h> 52 #include <compat/common/compat_util.h> 53 54 #include <machine/freebsd_machdep.h> 55 56 extern struct sysent freebsd_sysent[]; 57 extern const char * const freebsd_syscallnames[]; 58 59 struct uvm_object *emul_freebsd_object; 60 61 #ifndef __HAVE_SYSCALL_INTERN 62 void syscall(void); 63 #endif 64 65 struct emul emul_freebsd = { 66 "freebsd", 67 "/emul/freebsd", 68 #ifndef __HAVE_MINIMAL_EMUL 69 EMUL_HAS_SYS___syscall, 70 NULL, 71 FREEBSD_SYS_syscall, 72 FREEBSD_SYS_NSYSENT, 73 #endif 74 freebsd_sysent, 75 #ifdef SYSCALL_DEBUG 76 freebsd_syscallnames, 77 #else 78 NULL, 79 #endif 80 freebsd_sendsig, 81 trapsignal, 82 NULL, 83 freebsd_sigcode, 84 freebsd_esigcode, 85 &emul_freebsd_object, 86 freebsd_setregs, 87 NULL, 88 NULL, 89 NULL, 90 NULL, 91 NULL, 92 #ifdef __HAVE_SYSCALL_INTERN 93 freebsd_syscall_intern, 94 #else 95 syscall, 96 #endif 97 NULL, 98 NULL, 99 100 uvm_default_mapaddr, 101 NULL, /* e_usertrap */ 102 NULL, /* e_sa */ 103 0, /* e_ucsize */ 104 NULL, /* e_startlwp */ 105 }; 106