nlm/nlm.x

   1 /* based on rfc1813 and wireshark */
   2
   3
   4 struct nlm_fh4 {
   5         opaque       data<>;
   6 };
   7
   8 typedef string nlm4_oh<>;
   9
  10 struct nlm_cookie {
  11         opaque       data<>;
  12 };
  13
  14 enum nlmstat4 {
  15         NLM4_GRANTED = 0,
  16         NLM4_DENIED = 1,
  17         NLM4_DENIED_NOLOCKS = 2,
  18         NLM4_BLOCKED = 3,
  19         NLM4_DENIED_GRACE_PERIOD = 4,
  20         NLM4_DEADLCK = 5,
  21         NLM4_ROFS = 6,
  22         NLM4_STALE_FH = 7,
  23         NLM4_FBIG = 8,
  24         NLM4_FAILED = 9
  25 };
  26
  27 struct nlm4_holder {
  28         bool           exclusive;
  29         unsigned int   svid;
  30         nlm4_oh        oh;
  31         unsigned hyper l_offset;
  32         unsigned hyper l_len;
  33 };
  34
  35 const NLM_MAXNAME = 256;
  36 struct nlm4_lock {
  37         string         caller_name<NLM_MAXNAME>;
  38         struct nlm_fh4 fh;
  39         nlm4_oh        oh;
  40         unsigned int   svid;
  41         unsigned hyper l_offset;
  42         unsigned hyper l_len;
  43 };
  44
  45 struct nlm4_share {
  46         string         caller_name<NLM_MAXNAME>;
  47         struct nlm_fh4 fh;
  48         nlm4_oh        oh;
  49         unsigned int   mode;
  50         unsigned int   access;
  51 };
  52
  53
  54 struct nlm4_testres_ok {
  55         nlm_cookie  cookie;
  56         nlm4_holder holder;
  57 };
  58
  59 union NLM4_TESTres switch (nlmstat4 status) {
  60         case NLM4_GRANTED:
  61                 nlm4_testres_ok  lock;
  62         default:
  63                 void;
  64 };
  65
  66 struct NLM4_TESTargs {
  67         nlm_cookie cookie;
  68         bool       exclusive;
  69         nlm4_lock  lock;
  70 };
  71
  72 program NLM_PROGRAM {
  73         version NLM_V4 {
  74                 void
  75                 NLM4_NULL(void)                  = 0;
  76
  77                 NLM4_TESTres
  78                 NLM4_TEST(NLM4_TESTargs)         = 1;
  79
  80 /*              nlm4_res                         */
  81 /*              NLM4_LOCK(nlm4_lockargs)         = 2;   */
  82
  83 /*              nlm4_res                         */
  84 /*              NLM4_CANCEL(nlm4_cancargs)       = 3;   */
  85
  86 /*              nlm4_res                         */
  87 /*              NLM4_UNLOCK(nlm4_unlockargs)     = 4;   */
  88
  89 /*              nlm4_res                         */
  90 /*              NLM4_GRANTED(nlm4_testargs)      = 5;   */
  91
  92                 void
  93                 NLM4_TEST_MSG(NLM4_TESTargs)     = 6;
  94
  95 /*              void                             */
  96 /*              NLM4_LOCK_MSG(nlm4_lockargs)     = 7;   */
  97
  98 /*              void                             */
  99 /*              NLM4_CANCEL_MSG(nlm4_cancargs)   = 8;   */
 100
 101 /*              void                             */
 102 /*              NLM4_UNLOCK_MSG(nlm4_unlockargs) = 9;   */
 103
 104 /*              void                             */
 105 /*              NLM4_GRANTED_MSG(nlm4_testargs) = 10;   */
 106
 107                 void
 108                 NLM4_TEST_RES(NLM4_TESTres)     = 11;
 109
 110 /*              void                            */
 111 /*              NLM4_LOCK_RES(nlm4_res)         = 12;   */
 112
 113 /*              void                            */
 114 /*              NLM4_CANCEL_RES(nlm4_res)       = 13;   */
 115
 116 /*              void                            */
 117 /*              NLM4_UNLOCK_RES(nlm4_res)       = 14;   */
 118
 119 /*              void                            */
 120 /*              NLM4_GRANTED_RES(nlm4_res)      = 15;   */
 121
 122 /*              nlm4_shareres                   */
 123 /*              NLM4_SHARE(nlm4_shareargs)      = 20;   */
 124
 125 /*              nlm4_shareres                   */
 126 /*              NLM4_UNSHARE(nlm4_shareargs)    = 21;   */
 127
 128 /*              nlm4_res                        */
 129 /*              NLM4_NM_LOCK(nlm4_lockargs)     = 22;   */
 130
 131 /*              void                            */
 132 /*              NLM4_FREE_ALL(nlm4_notify)      = 23;   */
 133         } = 4;
 134 } = 100021;