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authorMichael I. Bushnell <mib@gnu.org>1996-03-20 20:39:02 +0000
committerMichael I. Bushnell <mib@gnu.org>1996-03-20 20:39:02 +0000
commiteb1244bb5845a19bba5f885af88cb438276f2571 (patch)
tree3f2bdac4822ed011eef0f0c910cf5e08c99343b6
parent4cccc9fdca87ca000649e7bcc66254535ca2f51d (diff)
Initial revision
-rw-r--r--libdiskfs/direnter.c48
-rw-r--r--libdiskfs/dirrewrite.c49
2 files changed, 97 insertions, 0 deletions
diff --git a/libdiskfs/direnter.c b/libdiskfs/direnter.c
new file mode 100644
index 00000000..04de41cd
--- /dev/null
+++ b/libdiskfs/direnter.c
@@ -0,0 +1,48 @@
+/* Wrapper for diskfs_direnter_hard
+ Copyright (C) 1996 Free Software Foundation, Inc.
+ Written by Michael I. Bushnell, p/BSG.
+
+ This file is part of the GNU Hurd.
+
+ The GNU Hurd is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License as
+ published by the Free Software Foundation; either version 2, or (at
+ your option) any later version.
+
+ The GNU Hurd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. */
+
+
+#include "priv.h"
+
+/* Add NP to directory DP under the name NAME. This will only be
+ called after an unsuccessful call to diskfs_lookup of type CREATE
+ or RENAME; DP has been locked continuously since that call and DS
+ is as that call set it, NP is locked. CRED identifies the user
+ responsible for the call (to be used only to validate directory
+ growth). This function is a wrapper for diskfs_direnter_hard. */
+error_t
+diskfs_direnter (struct node *dp,
+ char *name,
+ struct node *np,
+ struct dirstat *ds,
+ struct protid *cred)
+{
+ error_t err;
+
+ err = diskfs_direnter_hard (dp, name, np, ds, cred);
+ if (err)
+ return err;
+
+ if (dp->dirmod_reqs)
+ diskfs_notice_dirchange (dp, DIR_CHANGED_NEW, name);
+
+ diskfs_enter_cache (dp, np, name);
+}
+
diff --git a/libdiskfs/dirrewrite.c b/libdiskfs/dirrewrite.c
new file mode 100644
index 00000000..80bde03c
--- /dev/null
+++ b/libdiskfs/dirrewrite.c
@@ -0,0 +1,49 @@
+/* Wrapper for diskfs_dirrewrite_hard
+ Copyright (C) 1996 Free Software Foundation, Inc.
+ Written by Michael I. Bushnell, p/BSG.
+
+ This file is part of the GNU Hurd.
+
+ The GNU Hurd is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License as
+ published by the Free Software Foundation; either version 2, or (at
+ your option) any later version.
+
+ The GNU Hurd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. */
+
+
+#include "priv.h"
+
+/* This will only be called after a successful call to diskfs_lookup
+ of type RENAME; this call should change the name found in directory
+ DP to point to node NP instead of its previous referent, OLDNP. DP
+ has been locked continuously since the call to diskfs_lookup and DS
+ is as that call set it; NP is locked. This routine should call
+ diskfs_notice_dirchange if DP->dirmod_reqs is nonzero. NAME is the
+ name of OLDNP inside DP; it is this reference which is being
+ rewritten. This function is a wrapper for diskfs_dirrewrite_hard. */
+error_t diskfs_dirrewrite (struct node *dp,
+ struct node *oldnp,
+ struct node *np,
+ char *name,
+ struct dirstat *ds)
+{
+ error_t err;
+
+ diskfs_purge_cache (dp, oldnp);
+
+ err = diskfs_dirrewrite_hard (dp, np, ds);
+ if (err)
+ return err;
+
+ diskfs_enter_cache (dp, np, name);
+ return 0;
+}
+