NLM: initial support for NLM

[deb_libnfs.git] / nlm / nlm.x

diff --git a/nlm/nlm.x b/nlm/nlm.x
new file mode 100644 (file)
index 0000000..ee86df5
--- /dev/null
+++ b/nlm/nlm.x
@@ -0,0 +1,126 @@
+/* based on rfc1813 and wireshark */
+
+const COOKIESIZE = 4;
+typedef opaque nlm_cookie[COOKIESIZE];
+       
+enum nlmstat4 {
+       NLM4_GRANTED = 0,
+       NLM4_DENIED = 1,
+       NLM4_DENIED_NOLOCKS = 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_holder {
+       bool         exclusive;
+       unsigned int svid;
+       netobj       oh;
+       unsigned hyper l_offset;
+       unsigned hyper l_len;
+};
+
+const NLM_MAXNAME = 256;
+struct nlm4_lock {
+       string       caller_name<NLM_MAXNAME>;
+       netobj       fh;
+       netobj       oh;
+       unsigned int svid;
+       unsigned hyper l_offset;
+       unsigned hyper l_len;
+};
+
+struct nlm4_share {
+       string       caller_name<NLM_MAXNAME>;
+       netobj       fh;
+       netobj       oh;
+       unsigned int mode;
+       unsigned int access;
+};
+
+
+struct nlm4_testres_ok {
+       nlm_cookie  cookie;
+       nlm4_holder holder;
+};
+
+union nlm4_testres switch (nlmstat4 nlm_status) {
+       case NLM4_GRANTED:
+               nlm4_testres_ok  lock;
+       default:
+               void;
+};
+
+struct nlm4_testargs {
+       nlm_cookie cookie;
+       bool       exclusive;
+       nlm4_lock  lock;
+};
+
+program NLM_PROGRAM {
+       version NLM_V4 {
+               void
+               NLM4_NULL(void)                  = 0;
+
+               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(nlm4_notify)      = 23;   */
+       } = 4;
+} = 100021;