rpc.lockd from freebsd; has a problem yet

1 files changed, 58 insertions, 0 deletions

diff --git a/usr.sbin/rpc.lockd/handles.c b/usr.sbin/rpc.lockd/handles.c
new file mode 100644
index 00000000000..047f6d23ee3
--- /dev/null
+++ b/usr.sbin/rpc.lockd/handles.c
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 1995
+ *	A.R. Gordon (andrew.gordon@net-tel.co.uk).  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 for the FreeBSD project
+ * 4. Neither the name of the author nor the names of any co-contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY ANDREW GORDON AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
+ *
+ */
+
+
+
+#include "nlm_prot.h"
+
+/* ------------------------------------------------------------------------- */
+/*
+
+
+* need to find all fds in use by a host and free them when host crashes
+  (need not be efficient)
+
+* need to find fd corresponding to <inode, device>
+
+*/
+
+typedef struct fdinfo
+{
+  int fd;	/* The file descriptor itself			*/
+  int ref_count;	/* Count of hosts using the fd - fd is 	*/
+			/* closed when this reaches zero	*/
+  ino_t inode_no;	/* The inode number of this file.	*/
+  dev_t device;		/* device on which the file lives.	*/
+  struct fdinfo *next;	/* Chain of FdInfo structures		*/
+  struct fdinfo *prev;
+} FdInfo;