/* $OpenBSD: osf1_file.c,v 1.1 2000/08/04 15:47:55 ericj Exp $ */ /* $NetBSD: osf1_file.c,v 1.6 2000/06/06 19:04:17 soren Exp $ */ /* * Copyright (c) 1999 Christopher G. Demetriou. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Christopher G. Demetriou * for the NetBSD Project. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /* * Copyright (c) 1994, 1995 Carnegie-Mellon University. * All rights reserved. * * Author: Chris G. Demetriou * * Permission to use, copy, modify and distribute this software and * its documentation is hereby granted, provided that both the copyright * notice and this permission notice appear in all copies of the * software, derivative works or modified versions, and any portions * thereof, and that both notices appear in supporting documentation. * * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. * * Carnegie Mellon requests users of this software to return to * * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU * School of Computer Science * Carnegie Mellon University * Pittsburgh PA 15213-3890 * * any improvements or extensions that they make and grant Carnegie the * rights to redistribute these changes. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include int osf1_sys_access(p, v, retval) struct proc *p; void *v; register_t *retval; { struct osf1_sys_access_args *uap = v; struct sys_access_args a; unsigned long leftovers; caddr_t sg; sg = stackgap_init(p->p_emul); OSF1_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path)); SCARG(&a, path) = SCARG(uap, path); /* translate flags */ SCARG(&a, flags) = emul_flags_translate(osf1_access_flags_xtab, SCARG(uap, flags), &leftovers); if (leftovers != 0) return (EINVAL); return sys_access(p, &a, retval); } int osf1_sys_execve(p, v, retval) struct proc *p; void *v; register_t *retval; { struct osf1_sys_execve_args *uap = v; struct sys_execve_args ap; caddr_t sg; sg = stackgap_init(p->p_emul); OSF1_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path)); SCARG(&ap, path) = SCARG(uap, path); SCARG(&ap, argp) = SCARG(uap, argp); SCARG(&ap, envp) = SCARG(uap, envp); return sys_execve(p, &ap, retval); } /* * Get file status; this version does not follow links. */ /* ARGSUSED */ int osf1_sys_lstat(p, v, retval) struct proc *p; void *v; register_t *retval; { struct osf1_sys_lstat_args *uap = v; struct stat sb; struct osf1_stat osb; int error; struct nameidata nd; caddr_t sg; sg = stackgap_init(p->p_emul); OSF1_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path)); NDINIT(&nd, LOOKUP, NOFOLLOW | LOCKLEAF, UIO_USERSPACE, SCARG(uap, path), p); if ((error = namei(&nd))) return (error); error = vn_stat(nd.ni_vp, &sb, p); vput(nd.ni_vp); if (error) return (error); osf1_cvt_stat_from_native(&sb, &osb); error = copyout((caddr_t)&osb, (caddr_t)SCARG(uap, ub), sizeof (osb)); return (error); } int osf1_sys_mknod(p, v, retval) struct proc *p; void *v; register_t *retval; { struct osf1_sys_mknod_args *uap = v; struct sys_mknod_args a; caddr_t sg; sg = stackgap_init(p->p_emul); OSF1_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path)); SCARG(&a, path) = SCARG(uap, path); SCARG(&a, mode) = SCARG(uap, mode); SCARG(&a, dev) = osf1_cvt_dev_to_native(SCARG(uap, dev)); return sys_mknod(p, &a, retval); } int osf1_sys_open(p, v, retval) struct proc *p; void *v; register_t *retval; { struct osf1_sys_open_args *uap = v; struct sys_open_args a; char *path; caddr_t sg; unsigned long leftovers; #ifdef SYSCALL_DEBUG char pnbuf[1024]; if (scdebug && copyinstr(SCARG(uap, path), pnbuf, sizeof pnbuf, NULL) == 0) printf("osf1_open: open: %s\n", pnbuf); #endif sg = stackgap_init(p->p_emul); /* translate flags */ SCARG(&a, flags) = emul_flags_translate(osf1_open_flags_xtab, SCARG(uap, flags), &leftovers); if (leftovers != 0) return (EINVAL); /* copy mode, no translation necessary */ SCARG(&a, mode) = SCARG(uap, mode); /* pick appropriate path */ path = SCARG(uap, path); if (SCARG(&a, flags) & O_CREAT) OSF1_CHECK_ALT_CREAT(p, &sg, path); else OSF1_CHECK_ALT_EXIST(p, &sg, path); SCARG(&a, path) = path; return sys_open(p, &a, retval); } int osf1_sys_pathconf(p, v, retval) struct proc *p; void *v; register_t *retval; { struct osf1_sys_pathconf_args *uap = v; struct sys_pathconf_args a; caddr_t sg; int error; sg = stackgap_init(p->p_emul); OSF1_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path)); SCARG(&a, path) = SCARG(uap, path); error = osf1_cvt_pathconf_name_to_native(SCARG(uap, name), &SCARG(&a, name)); if (error == 0) error = sys_pathconf(p, &a, retval); return (error); } /* * Get file status; this version follows links. */ /* ARGSUSED */ int osf1_sys_stat(p, v, retval) struct proc *p; void *v; register_t *retval; { struct osf1_sys_stat_args *uap = v; struct stat sb; struct osf1_stat osb; int error; struct nameidata nd; caddr_t sg; sg = stackgap_init(p->p_emul); OSF1_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path)); NDINIT(&nd, LOOKUP, FOLLOW | LOCKLEAF, UIO_USERSPACE, SCARG(uap, path), p); if ((error = namei(&nd))) return (error); error = vn_stat(nd.ni_vp, &sb, p); vput(nd.ni_vp); if (error) return (error); osf1_cvt_stat_from_native(&sb, &osb); error = copyout((caddr_t)&osb, (caddr_t)SCARG(uap, ub), sizeof (osb)); return (error); } int osf1_sys_truncate(p, v, retval) struct proc *p; void *v; register_t *retval; { struct osf1_sys_truncate_args *uap = v; struct sys_truncate_args a; caddr_t sg; sg = stackgap_init(p->p_emul); OSF1_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path)); SCARG(&a, path) = SCARG(uap, path); SCARG(&a, pad) = 0; SCARG(&a, length) = SCARG(uap, length); return sys_truncate(p, &a, retval); } int osf1_sys_utimes(p, v, retval) struct proc *p; void *v; register_t *retval; { struct osf1_sys_utimes_args *uap = v; struct sys_utimes_args a; struct osf1_timeval otv; struct timeval tv; caddr_t sg; int error; sg = stackgap_init(p->p_emul); OSF1_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path)); SCARG(&a, path) = SCARG(uap, path); error = 0; if (SCARG(uap, tptr) == NULL) SCARG(&a, tptr) = NULL; else { SCARG(&a, tptr) = stackgap_alloc(&sg, sizeof tv); /* get the OSF/1 timeval argument */ error = copyin((caddr_t)SCARG(uap, tptr), (caddr_t)&otv, sizeof otv); if (error == 0) { /* fill in and copy out the NetBSD timeval */ memset(&tv, 0, sizeof tv); tv.tv_sec = otv.tv_sec; tv.tv_usec = otv.tv_usec; error = copyout((caddr_t)&tv, (caddr_t)SCARG(&a, tptr), sizeof tv); } } if (error == 0) error = sys_utimes(p, &a, retval); return (error); }