Bring in a hybrid of SunSoft's transport-independent RPC (TI-RPC) and

associated changes that had to happen to make this possible as well as
bugs fixed along the way.

  Bring in required TLI library routines to support this.

  Since we don't support TLI we've essentially copied what NetBSD
  has done, adding a thin layer to emulate direct the TLI calls
  into BSD socket calls.

  This is mostly from Sun's tirpc release that was made in 1994,
  however some fixes were backported from the 1999 release (supposedly
  only made available after this porting effort was underway).

  The submitter has agreed to continue on and bring us up to the
  1999 release.

  Several key features are introduced with this update:
    Client calls are thread safe. (1999 code has server side thread
    safe)
    Updated, a more modern interface.

  Many userland updates were done to bring the code up to par with
  the recent RPC API.

  There is an update to the pthreads library, a function
  pthread_main_np() was added to emulate a function of Sun's threads
  library.

  While we're at it, bring in NetBSD's lockd, it's been far too
  long of a wait.

  New rpcbind(8) replaces portmap(8) (supporting communication over
  an authenticated Unix-domain socket, and by default only allowing
  set and unset requests over that channel). It's much more secure
  than the old portmapper.

  Umount(8), mountd(8), mount_nfs(8), nfsd(8) have also been upgraded
  to support TI-RPC and to support IPV6.

  Umount(8) is also fixed to unmount pathnames longer than 80 chars,
  which are currently truncated by the Kernel statfs structure.

Submitted by: Martin Blapp <mb@imp.ch>
Manpage review: ru
Secure RPC implemented by: wpaul

1 files changed, 144 insertions, 7 deletions

diff --git a/include/rpcsvc/nlm_prot.x b/include/rpcsvc/nlm_prot.x
index 4c3ea7d..ba0ccf3 100644
--- a/include/rpcsvc/nlm_prot.x
+++ b/include/rpcsvc/nlm_prot.x
@@ -1,6 +1,3 @@
-/* @(#)nlm_prot.x	2.1 88/08/01 4.0 RPCSRC */
-/* @(#)nlm_prot.x 1.8 87/09/21 Copyr 1987 Sun Micro */
-
 /*
  * Network lock manager protocol definition
  * Copyright (C) 1986 Sun Microsystems, Inc.
@@ -12,9 +9,13 @@
 %#define LM_MAXSTRLEN	1024
 %#define MAXNAMELEN	LM_MAXSTRLEN+1
 #else
+%#include <sys/cdefs.h>
 %#ifndef lint
 %static const char rcsid[] =
 %  "$FreeBSD$";
+%/*static char sccsid[] = "from: @(#)nlm_prot.x 1.8 87/09/21 Copyr 1987 Sun Micro";*/
+%/*static char sccsid[] = "from: * @(#)nlm_prot.x	2.1 88/08/01 4.0 RPCSRC";*/
+%__RCSID("$NetBSD: nlm_prot.x,v 1.6 2000/06/07 14:30:15 bouyer Exp $");
 %#endif /* not lint */
 #endif
 
@@ -77,20 +78,20 @@ struct nlm_lockargs {
 };
 
 struct nlm_cancargs {
-	netobj cookie;		
+	netobj cookie;
 	bool block;
 	bool exclusive;
 	struct nlm_lock alock;
 };
 
 struct nlm_testargs {
-	netobj cookie;		
+	netobj cookie;
 	bool exclusive;
 	struct nlm_lock alock;
 };
 
 struct nlm_unlockargs {
-	netobj cookie;		
+	netobj cookie;
 	struct nlm_lock alock;
 };
 
@@ -140,11 +141,127 @@ struct	nlm_notify {
 	long state;
 };
 
+#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 */
+};
+
 /*
  * Over-the-wire protocol used between the network lock managers
  */
 
 program NLM_PROG {
+	version NLM_SM {
+		void NLM_SM_NOTIFY(struct nlm_sm_status) = 1;
+	} = 0;
+
 	version NLM_VERS {
 
 		nlm_testres	NLM_TEST(struct nlm_testargs) =	1;
@@ -180,5 +297,25 @@ program NLM_PROG {
 		void		NLM_FREE_ALL(nlm_notify) = 23;
 	} = 3;
 
+	version NLM_VERS4 {
+		nlm4_testres NLM4_TEST(nlm4_testargs) = 1;
+		nlm4_res NLM4_LOCK(nlm4_lockargs) = 2;
+		nlm4_res NLM4_CANCEL(nlm4_cancargs) = 3;
+		nlm4_res NLM4_UNLOCK(nlm4_unlockargs) = 4;
+		nlm4_res NLM4_GRANTED(nlm4_testargs) = 5;
+		void NLM4_TEST_MSG(nlm4_testargs) = 6;
+		void NLM4_LOCK_MSG(nlm4_lockargs) = 7;
+		void NLM4_CANCEL_MSG(nlm4_cancargs) = 8;
+		void NLM4_UNLOCK_MSG(nlm4_unlockargs) = 9;
+		void NLM4_GRANTED_MSG(nlm4_testargs) = 10;
+		void NLM4_TEST_RES(nlm4_testres) = 11;
+		void NLM4_LOCK_RES(nlm4_res) = 12;
+		void NLM4_CANCEL_RES(nlm4_res) = 13;
+		void NLM4_UNLOCK_RES(nlm4_res) = 14;
+		void NLM4_GRANTED_RES(nlm4_res) = 15;
+		nlm4_shareres NLM4_SHARE(nlm4_shareargs) = 20;
+		nlm4_shareres NLM4_UNSHARE(nlm4_shareargs) = 21;
+		nlm4_res NLM4_NM_LOCK(nlm4_lockargs) = 22;
+		void NLM4_FREE_ALL(nlm_notify) = 23;
+	} = 4;
 } = 100021;
-