| vfs_lookup.c (42408) | vfs_lookup.c (42453) |
|---|---|
| 1/* 2 * Copyright (c) 1982, 1986, 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. --- 22 unchanged lines hidden (view full) --- 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)vfs_lookup.c 8.4 (Berkeley) 2/16/94 | 1/* 2 * Copyright (c) 1982, 1986, 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. --- 22 unchanged lines hidden (view full) --- 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)vfs_lookup.c 8.4 (Berkeley) 2/16/94 |
| 39 * $Id: vfs_lookup.c,v 1.29 1999/01/05 18:49:52 eivind Exp $ | 39 * $Id: vfs_lookup.c,v 1.30 1999/01/08 17:31:16 eivind Exp $ |
| 40 */ 41 42#include "opt_ktrace.h" 43 44#include <sys/param.h> 45#include <sys/systm.h> 46#include <sys/namei.h> 47#include <sys/vnode.h> --- 38 unchanged lines hidden (view full) --- 86 struct uio auio; 87 int error, linklen; 88 struct componentname *cnp = &ndp->ni_cnd; 89 struct proc *p = cnp->cn_proc; 90 91 ndp->ni_cnd.cn_cred = ndp->ni_cnd.cn_proc->p_ucred; 92 KASSERT(cnp->cn_cred && cnp->cn_proc, ("namei: bad cred/proc")); 93 KASSERT((cnp->cn_nameiop & (~OPMASK)) == 0, | 40 */ 41 42#include "opt_ktrace.h" 43 44#include <sys/param.h> 45#include <sys/systm.h> 46#include <sys/namei.h> 47#include <sys/vnode.h> --- 38 unchanged lines hidden (view full) --- 86 struct uio auio; 87 int error, linklen; 88 struct componentname *cnp = &ndp->ni_cnd; 89 struct proc *p = cnp->cn_proc; 90 91 ndp->ni_cnd.cn_cred = ndp->ni_cnd.cn_proc->p_ucred; 92 KASSERT(cnp->cn_cred && cnp->cn_proc, ("namei: bad cred/proc")); 93 KASSERT((cnp->cn_nameiop & (~OPMASK)) == 0, |
| 94 ("namei: nameiop contaminated with flags")); | 94 ("namei: nameiop contaminated with flags")); |
| 95 KASSERT((cnp->cn_flags & OPMASK) == 0, | 95 KASSERT((cnp->cn_flags & OPMASK) == 0, |
| 96 ("namei: flags contaminated with nameiops")); | 96 ("namei: flags contaminated with nameiops")); |
| 97 fdp = cnp->cn_proc->p_fd; 98 99 /* 100 * Get a buffer for the name to be translated, and copy the 101 * name into the buffer. 102 */ 103 if ((cnp->cn_flags & HASBUF) == 0) 104 cnp->cn_pnbuf = zalloc(namei_zone); --- 560 unchanged lines hidden (view full) --- 665 return (0); 666 } 667 dp = *vpp; 668 669 /* 670 * Check for symbolic link 671 */ 672 KASSERT(dp->v_type != VLNK || !(cnp->cn_flags & FOLLOW), | 97 fdp = cnp->cn_proc->p_fd; 98 99 /* 100 * Get a buffer for the name to be translated, and copy the 101 * name into the buffer. 102 */ 103 if ((cnp->cn_flags & HASBUF) == 0) 104 cnp->cn_pnbuf = zalloc(namei_zone); --- 560 unchanged lines hidden (view full) --- 665 return (0); 666 } 667 dp = *vpp; 668 669 /* 670 * Check for symbolic link 671 */ 672 KASSERT(dp->v_type != VLNK || !(cnp->cn_flags & FOLLOW), |
| 673 ("relookup: symlink found.\n")); | 673 ("relookup: symlink found.\n")); |
| 674 675 /* 676 * Disallow directory write attempts on read-only file systems. 677 */ 678 if (rdonly && 679 (cnp->cn_nameiop == DELETE || cnp->cn_nameiop == RENAME)) { 680 error = EROFS; 681 goto bad2; --- 25 unchanged lines hidden --- | 674 675 /* 676 * Disallow directory write attempts on read-only file systems. 677 */ 678 if (rdonly && 679 (cnp->cn_nameiop == DELETE || cnp->cn_nameiop == RENAME)) { 680 error = EROFS; 681 goto bad2; --- 25 unchanged lines hidden --- |