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_denied {
  55         nlm4_holder holder;
  56 };
  57
  58 union nlm4_testreply switch (nlmstat4 status) {
  59         case NLM4_DENIED:
  60                 nlm4_testres_denied lock;
  61         default:
  62                 void;
  63 };
  64
  65 struct NLM4_TESTres {
  66         nlm_cookie cookie;
  67         nlm4_testreply reply;
  68 };
  69
  70 struct NLM4_TESTargs {
  71         nlm_cookie cookie;
  72         bool       exclusive;
  73         nlm4_lock  lock;
  74 };
  75
  76 program NLM_PROGRAM {
  77         version NLM_V4 {
  78                 void
  79                 NLM4_NULL(void)                  = 0;
  80
  81                 NLM4_TESTres
  82                 NLM4_TEST(NLM4_TESTargs)         = 1;
  83
  84 /*              nlm4_res                         */
  85 /*              NLM4_LOCK(nlm4_lockargs)         = 2;   */
  86
  87 /*              nlm4_res                         */
  88 /*              NLM4_CANCEL(nlm4_cancargs)       = 3;   */
  89
  90 /*              nlm4_res                         */
  91 /*              NLM4_UNLOCK(nlm4_unlockargs)     = 4;   */
  92
  93 /*              nlm4_res                         */
  94 /*              NLM4_GRANTED(nlm4_testargs)      = 5;   */
  95
  96                 void
  97                 NLM4_TEST_MSG(NLM4_TESTargs)     = 6;
  98
  99 /*              void                             */
 100 /*              NLM4_LOCK_MSG(nlm4_lockargs)     = 7;   */
 101
 102 /*              void                             */
 103 /*              NLM4_CANCEL_MSG(nlm4_cancargs)   = 8;   */
 104
 105 /*              void                             */
 106 /*              NLM4_UNLOCK_MSG(nlm4_unlockargs) = 9;   */
 107
 108 /*              void                             */
 109 /*              NLM4_GRANTED_MSG(nlm4_testargs) = 10;   */
 110
 111                 void
 112                 NLM4_TEST_RES(NLM4_TESTres)     = 11;
 113
 114 /*              void                            */
 115 /*              NLM4_LOCK_RES(nlm4_res)         = 12;   */
 116
 117 /*              void                            */
 118 /*              NLM4_CANCEL_RES(nlm4_res)       = 13;   */
 119
 120 /*              void                            */
 121 /*              NLM4_UNLOCK_RES(nlm4_res)       = 14;   */
 122
 123 /*              void                            */
 124 /*              NLM4_GRANTED_RES(nlm4_res)      = 15;   */
 125
 126 /*              nlm4_shareres                   */
 127 /*              NLM4_SHARE(nlm4_shareargs)      = 20;   */
 128
 129 /*              nlm4_shareres                   */
 130 /*              NLM4_UNSHARE(nlm4_shareargs)    = 21;   */
 131
 132 /*              nlm4_res                        */
 133 /*              NLM4_NM_LOCK(nlm4_lockargs)     = 22;   */
 134
 135 /*              void                            */
 136 /*              NLM4_FREE_ALL(nlm4_notify)      = 23;   */
 137         } = 4;
 138 } = 100021;