1 files changed, 158 insertions, 0 deletions
diff --git a/rpc/xdr/src/nlm4.x b/rpc/xdr/src/nlm4.x
new file mode 100644
index 000000000..d738b2777
--- /dev/null
+++ b/rpc/xdr/src/nlm4.x
@@ -0,0 +1,158 @@
+/*
+  Copyright (c) 2012 Gluster, Inc. <http://www.gluster.com>
+  This file is part of GlusterFS.
+
+  GlusterFS 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 3 of the License,
+  or (at your option) any later version.
+
+  GlusterFS 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, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+/* .x file defined as according to the RFC */
+
+const MAXNETOBJ_SZ = 1024;
+const LM_MAXSTRLEN = 1024;
+const MAXNAMELEN = 1025;
+
+typedef opaque netobj<MAXNETOBJ_SZ>;
+
+#ifdef RPC_HDR
+%/*
+% * The following enums are actually bit encoded for efficient
+% * boolean algebra.... DON'T change them.....
+% */
+#endif
+enum	fsh_mode {
+	fsm_DN  = 0,	/* deny none */
+	fsm_DR  = 1,	/* deny read */
+	fsm_DW  = 2,	/* deny write */
+	fsm_DRW = 3	/* deny read/write */
+};
+
+enum	fsh_access {
+	fsa_NONE = 0,	/* for completeness */
+	fsa_R    = 1,	/* read only */
+	fsa_W    = 2,	/* write only */
+	fsa_RW   = 3	/* read/write */
+};
+
+#ifdef RPC_HDR
+%/* definitions for NLM version 4 */
+#endif
+enum nlm4_stats {
+	nlm4_granted			= 0,
+	nlm4_denied			= 1,
+	nlm4_denied_nolock		= 2,
+	nlm4_blocked			= 3,
+	nlm4_denied_grace_period	= 4,
+	nlm4_deadlck			= 5,
+	nlm4_rofs			= 6,
+	nlm4_stale_fh			= 7,
+	nlm4_fbig			= 8,
+	nlm4_failed			= 9
+};
+
+struct nlm4_stat {
+	nlm4_stats stat;
+};
+
+struct nlm4_holder {
+	bool exclusive;
+	u_int32_t svid;
+	netobj oh;
+	u_int64_t l_offset;
+	u_int64_t l_len;
+};
+
+struct nlm4_lock {
+	string caller_name<MAXNAMELEN>;
+	netobj fh;
+	netobj oh;
+	u_int32_t svid;
+	u_int64_t l_offset;
+	u_int64_t l_len;
+};
+
+struct nlm4_share {
+	string caller_name<MAXNAMELEN>;
+	netobj fh;
+	netobj oh;
+	fsh_mode mode;
+	fsh_access access;
+};
+
+union nlm4_testrply switch (nlm4_stats stat) {
+	case nlm_denied:
+		struct nlm4_holder holder;
+	default:
+		void;
+};
+
+struct nlm4_testres {
+	netobj cookie;
+	nlm4_testrply stat;
+};
+
+struct nlm4_testargs {
+	netobj cookie;
+	bool exclusive;
+	struct nlm4_lock alock;
+};
+
+struct nlm4_res {
+	netobj cookie;
+	nlm4_stat stat;
+};
+
+struct nlm4_lockargs {
+	netobj cookie;
+	bool block;
+	bool exclusive;
+	struct nlm4_lock alock;
+	bool reclaim;		/* used for recovering locks */
+	int state;		/* specify local status monitor state */
+};
+
+struct nlm4_cancargs {
+	netobj cookie;
+	bool block;
+	bool exclusive;
+	struct nlm4_lock alock;
+};
+
+struct nlm4_unlockargs {
+	netobj cookie;
+	struct nlm4_lock alock;
+};
+
+struct	nlm4_shareargs {
+	netobj	cookie;
+	nlm4_share	share;
+	bool	reclaim;
+};
+
+struct	nlm4_shareres {
+	netobj	cookie;
+	nlm4_stats	stat;
+	int	sequence;
+};
+
+/*
+ * argument for the procedure called by rpc.statd when a monitored host
+ * status change.
+ * XXX assumes LM_MAXSTRLEN == SM_MAXSTRLEN
+ */
+struct nlm_sm_status {
+	string mon_name<LM_MAXSTRLEN>; /* name of host */
+	int state;			/* new state */
+	opaque priv[16];		/* private data */
+};