[Libsysio-commit] HEAD: libsysio/src init.c link.c mkdir.c mknod.c open.c rename.c rmdir.c symlink.

SourceForge Headquarters 1320 Columbia Street Suite 310 San Diego, CA 92101 +1 (858) 422-6466

Update of /cvsroot/libsysio/libsysio/src
In directory ddv4jf1.ch3.sourceforge.com:/tmp/cvs-serv450

Modified Files:
	init.c link.c mkdir.c mknod.c open.c rename.c rmdir.c 
	symlink.c unlink.c 
Log Message:


Use the new ND_WANTPARENT flag as appropriate.


Index: init.c
===================================================================
RCS file: /cvsroot/libsysio/libsysio/src/init.c,v
retrieving revision 1.44
retrieving revision 1.45
diff -u -w -b -B -p -r1.44 -r1.45

--- init.c	6 Dec 2008 21:56:25 -0000	1.44
+++ init.c	4 Aug 2009 15:01:24 -0000	1.45
@@ -9,7 +9,7 @@
  *    terms of the GNU Lesser General Public License
  *    (see cit/LGPL or http://www.gnu.org/licenses/lgpl.html)
  *
- *    Cplant(TM) Copyright 1998-2007 Sandia Corporation. 
+ *    Cplant(TM) Copyright 1998-2009 Sandia Corporation. 
  *    Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
  *    license for use of this work by or on behalf of the US Government.
  *    Export of this program may require a license from the United States
@@ -469,27 +469,24 @@ do_creat(char *args) 
 	op = 0;
 	if (strcmp(v[0].ovi_value, "dir") == 0) {
 		op = CREATE_DIR;
-		INTENT_INIT(&intent, INT_CREAT, &mode, NULL);
 	} else if (strcmp(v[0].ovi_value, "chr") == 0) {
 		op = CREATE_CHR;
 		mode |= S_IFCHR;
-		INTENT_INIT(&intent, INT_CREAT, &mode, NULL);
 		if (!(v[5].ovi_value && parse_mm(v[5].ovi_value, &dev) == 0))
 			err = -EINVAL;
 	} else if (strcmp(v[0].ovi_value, "blk") == 0) {
 		op = CREATE_BLK;
 		mode |= S_IFBLK;
-		INTENT_INIT(&intent, INT_CREAT, &mode, NULL);
 		if (!(v[5].ovi_value && parse_mm(v[5].ovi_value, &dev) == 0))
 			err = -EINVAL;
 	} else if (strcmp(v[0].ovi_value, "file") == 0) {
 		op = CREATE_FILE;
 		intent_mode = O_CREAT|O_EXCL;
-		INTENT_INIT(&intent, INT_CREAT, &mode, &intent_mode);
 	} else
 		err = -EINVAL;
 	if (err)
 		return err;
+	INTENT_INIT(&intent, INT_CREAT|INT_UPDPARENT, &mode, &intent_mode);
 
 	/*
 	 * Lookup the given path.
@@ -497,7 +494,7 @@ do_creat(char *args) 
 	err =
 	    _sysio_namei(dir,
 			 v[1].ovi_value,
-			 ND_NEGOK|ND_NOPERMCHECK,
+			 ND_NEGOK|ND_NOPERMCHECK|ND_WANTPARENT,
 			 &intent,
 			 &pno);
 	if (err)
@@ -550,6 +547,7 @@ do_creat(char *args) 
 		abort();
 	}
 
+	P_PUT(pno->p_parent);
 	P_PUT(pno);
 	return err;
 }

Index: link.c
===================================================================
RCS file: /cvsroot/libsysio/libsysio/src/link.c,v
retrieving revision 1.20
retrieving revision 1.21
diff -u -w -b -B -p -r1.20 -r1.21
--- link.c	4 Aug 2009 05:52:23 -0000	1.20
+++ link.c	4 Aug 2009 15:01:24 -0000	1.21
@@ -105,7 +105,11 @@ SYSIO_INTERFACE_NAME(link)(const char *o
 			break;
 		INTENT_INIT(&intent, INT_UPDPARENT, NULL, NULL);
 		err =
-		    _sysio_namei(_sysio_cwd, newpath, ND_NEGOK, &intent, &new);
+		    _sysio_namei(_sysio_cwd,
+				 newpath,
+				 ND_NEGOK|ND_WANTPARENT,
+				 &intent,
+				 &new);
 		if (err)
 			break;
 		if (new->p_base->pb_ino) {
@@ -114,8 +118,10 @@ SYSIO_INTERFACE_NAME(link)(const char *o
 		}
 		err = _sysio_p_link(old, new);
 	} while (0);
-	if (new)
+	if (new) {
+		P_PUT(new->p_parent);
 		P_PUT(new);
+	}
 	if (old)
 		P_PUT(old);
 	SYSIO_INTERFACE_RETURN(err ? -1 : 0, err, link, "%d", 0);

Index: mkdir.c
===================================================================
RCS file: /cvsroot/libsysio/libsysio/src/mkdir.c,v
retrieving revision 1.24
retrieving revision 1.25
diff -u -w -b -B -p -r1.24 -r1.25
--- mkdir.c	17 Jun 2008 17:18:57 -0000	1.24
+++ mkdir.c	4 Aug 2009 15:01:24 -0000	1.25
@@ -9,7 +9,7 @@
  *    terms of the GNU Lesser General Public License
  *    (see cit/LGPL or http://www.gnu.org/licenses/lgpl.html)
  *
- *    Cplant(TM) Copyright 1998-2007 Sandia Corporation. 
+ *    Cplant(TM) Copyright 1998-2009 Sandia Corporation. 
  *    Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
  *    license for use of this work by or on behalf of the US Government.
  *    Export of this program may require a license from the United States
@@ -36,7 +36,7 @@
  * Lee Ward
  * Sandia National Laboratories, New Mexico
  * P.O. Box 5800
- * Albuquerque, NM 87185-1110
+ * Albuquerque, NM 87185-1319
  *
  * le...@sa...
  */
@@ -80,12 +80,18 @@ SYSIO_INTERFACE_NAME(mkdir)(const char *
 
 	SYSIO_INTERFACE_ENTER(mkdir, "%s%mZ", path, mode);
 	INTENT_INIT(&intent, INT_CREAT, &mode, NULL);
-	err = _sysio_namei(_sysio_cwd, path, ND_NEGOK, &intent, &pno);
+	err =
+	    _sysio_namei(_sysio_cwd,
+			 path,
+			 ND_NEGOK|ND_WANTPARENT,
+			 &intent,
+			 &pno);
 	if (err)
 		goto out;
 
 	mode &= ~(_sysio_umask & 0777);			/* apply umask */
 	err = _sysio_mkdir(pno, mode);
+	P_PUT(pno->p_parent);
 	P_PUT(pno);
 out:
 	SYSIO_INTERFACE_RETURN(err ? -1 : 0, err, mkdir, "%d", 0);

Index: mknod.c
===================================================================
RCS file: /cvsroot/libsysio/libsysio/src/mknod.c,v
retrieving revision 1.23
retrieving revision 1.24
diff -u -w -b -B -p -r1.23 -r1.24
--- mknod.c	17 Jun 2008 17:18:57 -0000	1.23
+++ mknod.c	4 Aug 2009 15:01:24 -0000	1.24
@@ -9,7 +9,7 @@
  *    terms of the GNU Lesser General Public License
  *    (see cit/LGPL or http://www.gnu.org/licenses/lgpl.html)
  *
- *    Cplant(TM) Copyright 1998-2007 Sandia Corporation. 
+ *    Cplant(TM) Copyright 1998-2009 Sandia Corporation. 
  *    Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
  *    license for use of this work by or on behalf of the US Government.
  *    Export of this program may require a license from the United States
@@ -36,7 +36,7 @@
  * Lee Ward
  * Sandia National Laboratories, New Mexico
  * P.O. Box 5800
- * Albuquerque, NM 87185-1110
+ * Albuquerque, NM 87185-1319
  *
  * le...@sa...
  */
@@ -64,6 +64,7 @@
 int
 _sysio_mknod(struct pnode *pno, mode_t mode, dev_t dev)
 {
+	int	err;
 
 	if (pno->p_base->pb_ino)
 		return -EEXIST;
@@ -77,6 +78,11 @@ _sysio_mknod(struct pnode *pno, mode_t m
 
 	if (IS_RDONLY(pno))
 		return -EROFS;
+
+	err = _sysio_permitted(pno->p_parent, W_OK);
+	if (err)
+		return err;
+
 	return PNOP_MKNOD(pno, mode, dev);
 }
 
@@ -100,15 +106,18 @@ PREPEND(__, SYSIO_INTERFACE_NAME(xmknod)
 	mode &= ~(_sysio_umask & 0777);			/* apply umask */
 
 	INTENT_INIT(&intent, INT_CREAT, &mode, NULL);
-	err = _sysio_namei(_sysio_cwd, path, ND_NEGOK, &intent, &pno);
+	err =
+	    _sysio_namei(_sysio_cwd,
+			 path,
+			 ND_NEGOK|ND_WANTPARENT,
+			 &intent,
+			 &pno);
 	if (err)
 		goto out;
 
-	err = _sysio_permitted(pno->p_parent, W_OK);
-	if (err)
-		goto error;
 	err = _sysio_mknod(pno, mode, *dev);
 error:
+	P_PUT(pno->p_parent);
 	P_PUT(pno);
 out:
 	SYSIO_INTERFACE_RETURN(err ? -1 : 0, err, xmknod, "%d", 0);

Index: open.c
===================================================================
RCS file: /cvsroot/libsysio/libsysio/src/open.c,v
retrieving revision 1.34
retrieving revision 1.35
diff -u -w -b -B -p -r1.34 -r1.35
--- open.c	6 Dec 2008 18:22:27 -0000	1.34
+++ open.c	4 Aug 2009 15:01:24 -0000	1.35
@@ -9,7 +9,7 @@
  *    terms of the GNU Lesser General Public License
  *    (see cit/LGPL or http://www.gnu.org/licenses/lgpl.html)
  *
- *    Cplant(TM) Copyright 1998-2007 Sandia Corporation. 
+ *    Cplant(TM) Copyright 1998-2009 Sandia Corporation. 
  *    Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
  *    license for use of this work by or on behalf of the US Government.
  *    Export of this program may require a license from the United States
@@ -36,7 +36,7 @@
  * Lee Ward
  * Sandia National Laboratories, New Mexico
  * P.O. Box 5800
- * Albuquerque, NM 87185-1110
+ * Albuquerque, NM 87185-1319
  *
  * le...@sa...
  */
@@ -140,9 +140,11 @@ SYSIO_INTERFACE_NAME(open)(const char *p
 		va_list	ap;
 
 		/*
-		 * Set ndflags to indicate return of negative alias is OK.
+		 * Set ndflags to indicate return of negative alias is OK and,
+		 * since this is a create, we'll want a lock on the parent
+		 * directory as well.
 		 */
-		ndflags |= ND_NEGOK;
+		ndflags |= ND_NEGOK|ND_WANTPARENT;
 
 		/*
 		 * Will need mode too.
@@ -177,6 +179,7 @@ SYSIO_INTERFACE_NAME(open)(const char *p
 	 * Ask for the open/creat.
 	 */
 	rtn = _sysio_open(pno, flags, mode);
+	P_PUT(pno->p_parent);
 	if (rtn)
 		goto error;
 	/*

Index: rename.c
===================================================================
RCS file: /cvsroot/libsysio/libsysio/src/rename.c,v
retrieving revision 1.16
retrieving revision 1.17
diff -u -w -b -B -p -r1.16 -r1.17
--- rename.c	28 Jan 2009 16:13:19 -0000	1.16
+++ rename.c	4 Aug 2009 15:01:24 -0000	1.17
@@ -9,7 +9,7 @@
  *    terms of the GNU Lesser General Public License
  *    (see cit/LGPL or http://www.gnu.org/licenses/lgpl.html)
  *
- *    Cplant(TM) Copyright 1998-2007 Sandia Corporation. 
+ *    Cplant(TM) Copyright 1998-2009 Sandia Corporation. 
  *    Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
  *    license for use of this work by or on behalf of the US Government.
  *    Export of this program may require a license from the United States
@@ -160,15 +160,14 @@ SYSIO_INTERFACE_NAME(rename)(const char 
 		err =
 		    _sysio_namei(_sysio_cwd,
 				 oldpath,
-				 ND_NOFOLLOW,
+				 ND_NOFOLLOW|ND_WANTPARENT,
 				 &intent,
 				 &old);
 		if (err) {
 			old = NULL;
 			break;
 		}
-		P_REF(old);
-		P_PUT(old);
+
 		/*
 		 * Resolve newpath to a path node.
 		 */
@@ -176,25 +175,25 @@ SYSIO_INTERFACE_NAME(rename)(const char 
 		err =
 		    _sysio_namei(_sysio_cwd,
 				 newpath,
-				 ND_NOFOLLOW | ND_NEGOK,
+				 ND_NOFOLLOW|ND_NEGOK|ND_WANTPARENT,
 				 &intent,
 				 &new);
 		if (err) {
 			new = NULL;
 			break;
 		}
-		P_REF(new);
-		P_PUT(new);
 
-		_sysio_p_get2(old, new);
 		err = _sysio_p_rename(old, new);
-		P_PUT(old);
-		P_PUT(new);
 	} while (0);
 
-	if (new)
-		P_RELE(new);
-	if (old)
-		P_RELE(old);
+	if (new) {
+		P_PUT(new->p_parent);
+		P_PUT(new);
+	}
+	if (old) {
+		P_PUT(old->p_parent);
+		P_PUT(old);
+	}
+
 	SYSIO_INTERFACE_RETURN(err ? -1 : 0, err, rename, "%d", 0);
 }

Index: rmdir.c
===================================================================
RCS file: /cvsroot/libsysio/libsysio/src/rmdir.c,v
retrieving revision 1.24
retrieving revision 1.25
diff -u -w -b -B -p -r1.24 -r1.25
--- rmdir.c	28 Jan 2009 16:13:19 -0000	1.24
+++ rmdir.c	4 Aug 2009 15:01:24 -0000	1.25
@@ -9,7 +9,7 @@
  *    terms of the GNU Lesser General Public License
  *    (see cit/LGPL or http://www.gnu.org/licenses/lgpl.html)
  *
- *    Cplant(TM) Copyright 1998-2007 Sandia Corporation. 
+ *    Cplant(TM) Copyright 1998-2009 Sandia Corporation. 
  *    Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
  *    license for use of this work by or on behalf of the US Government.
  *    Export of this program may require a license from the United States
@@ -36,7 +36,7 @@
  * Lee Ward
  * Sandia National Laboratories, New Mexico
  * P.O. Box 5800
- * Albuquerque, NM 87185-1110
+ * Albuquerque, NM 87185-1319
  *
  * le...@sa...
  */
@@ -68,6 +68,9 @@ _sysio_p_rmdir(struct pnode *pno)
 		return -ENOENT;					/* huh? */
 	if (!S_ISDIR(pno->p_base->pb_ino->i_stbuf.st_mode))
 		return -ENOTDIR;
+	err = _sysio_permitted(pno->p_parent, W_OK);
+	if (err)
+		return err;
 	/*
 	 * Don't allow unlink of a root or a mount point.
 	 */
@@ -98,20 +101,24 @@ SYSIO_INTERFACE_NAME(rmdir)(const char *
 	SYSIO_INTERFACE_ENTER(rmdir, "%s", path);
 	do {
 		INTENT_INIT(&intent, INT_UPDPARENT, NULL, NULL);
-		err = _sysio_namei(_sysio_cwd, path, 0, &intent, &pno);
+		err =
+		    _sysio_namei(_sysio_cwd,
+				 path,
+				 ND_WANTPARENT,
+				 &intent,
+				 &pno);
 		if (err) {
 			pno = NULL;
 			break;
 		}
-		err = _sysio_permitted(pno->p_parent, W_OK);
-		if (err)
-			break;
 		err = _sysio_p_rmdir(pno);
 		if (err)
 			break;
 	} while (0);
-	if (pno)
+	if (pno) {
+		P_PUT(pno->p_parent);
 		P_PUT(pno);
+	}
 	SYSIO_INTERFACE_RETURN(err ? -1 : 0, err, rmdir, "%d", 0);
 }
 

Index: symlink.c
===================================================================
RCS file: /cvsroot/libsysio/libsysio/src/symlink.c,v
retrieving revision 1.21
retrieving revision 1.22
diff -u -w -b -B -p -r1.21 -r1.22
--- symlink.c	28 Jan 2009 16:13:19 -0000	1.21
+++ symlink.c	4 Aug 2009 15:01:24 -0000	1.22
@@ -9,7 +9,7 @@
  *    terms of the GNU Lesser General Public License
  *    (see cit/LGPL or http://www.gnu.org/licenses/lgpl.html)
  *
- *    Cplant(TM) Copyright 1998-2007 Sandia Corporation. 
+ *    Cplant(TM) Copyright 1998-2009 Sandia Corporation. 
  *    Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
  *    license for use of this work by or on behalf of the US Government.
  *    Export of this program may require a license from the United States
@@ -36,7 +36,7 @@
  * Lee Ward
  * Sandia National Laboratories, New Mexico
  * P.O. Box 5800
- * Albuquerque, NM 87185-1110
+ * Albuquerque, NM 87185-1319
  *
  * le...@sa...
  */
@@ -63,6 +63,9 @@ _sysio_p_symlink(const char *oldpath, st
 
 	if (new->p_base->pb_ino)
 		return -EEXIST;
+	err = _sysio_permitted(new->p_parent, W_OK);
+	if (err)
+		return err;
 	if (IS_RDONLY(new->p_parent))
 		return -EROFS;
 	return PNOP_SYMLINK(new, oldpath);
@@ -80,22 +83,21 @@ SYSIO_INTERFACE_NAME(symlink)(const char
 	err = 0;
 	pno = NULL;
 	do {
-		INTENT_INIT(&intent, INT_CREAT, NULL, NULL);
+		INTENT_INIT(&intent, INT_CREAT|INT_UPDPARENT, NULL, NULL);
 		err =
 		    _sysio_namei(_sysio_cwd,
 				 newpath,
-				 ND_NOFOLLOW|ND_NEGOK,
+				 ND_NOFOLLOW|ND_NEGOK|ND_WANTPARENT,
 				 &intent,
 				 &pno);
 		if (err)
 			break;
-		err = _sysio_permitted(pno->p_parent, W_OK);
-		if (err)
-			break;
 		err = _sysio_p_symlink(oldpath, pno);
 	} while (0);
-	if (pno)
+	if (pno) {
+		P_PUT(pno->p_parent);
 		P_PUT(pno);
+	}
 	SYSIO_INTERFACE_RETURN(err ? -1 : 0, err, symlink, "%d", 0);
 }
 

Index: unlink.c
===================================================================
RCS file: /cvsroot/libsysio/libsysio/src/unlink.c,v
retrieving revision 1.22
retrieving revision 1.23
diff -u -w -b -B -p -r1.22 -r1.23
--- unlink.c	28 Jan 2009 16:13:19 -0000	1.22
+++ unlink.c	4 Aug 2009 15:01:24 -0000	1.23
@@ -9,7 +9,7 @@
  *    terms of the GNU Lesser General Public License
  *    (see cit/LGPL or http://www.gnu.org/licenses/lgpl.html)
  *
- *    Cplant(TM) Copyright 1998-2007 Sandia Corporation. 
+ *    Cplant(TM) Copyright 1998-2009 Sandia Corporation. 
  *    Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
  *    license for use of this work by or on behalf of the US Government.
  *    Export of this program may require a license from the United States
@@ -36,7 +36,7 @@
  * Lee Ward
  * Sandia National Laboratories, New Mexico
  * P.O. Box 5800
- * Albuquerque, NM 87185-1110
+ * Albuquerque, NM 87185-1319
  *
  * le...@sa...
  */
@@ -94,7 +94,11 @@ SYSIO_INTERFACE_NAME(unlink)(const char 
 	do {
 		INTENT_INIT(&intent, INT_UPDPARENT, NULL, NULL);
 		err =
-		    _sysio_namei(_sysio_cwd, path, ND_NOFOLLOW, &intent, &pno);
+		    _sysio_namei(_sysio_cwd,
+				 path,
+				 ND_NOFOLLOW|ND_WANTPARENT,
+				 &intent,
+				 &pno);
 		if (err) {
 			pno = NULL;
 			break;
@@ -106,8 +110,10 @@ SYSIO_INTERFACE_NAME(unlink)(const char 
 		if (err)
 			break;
 	} while (0);
-	if (pno)
+	if (pno) {
+		P_PUT(pno->p_parent);
 		P_PUT(pno);
+	}
 	SYSIO_INTERFACE_RETURN(err ? -1 : 0, err, unlink, "%d", 0);
 }
 





[Libsysio-commit] HEAD: libsysio/src init.c link.c mkdir.c mknod.c open.c rename.c rmdir.c symlink.

[Libsysio-commit] HEAD: libsysio/src init.c link.c mkdir.c mknod.c open.c rename.c rmdir.c symlink.c unlink.c