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 struct nlm4_testres_denied {
  54         nlm4_holder holder;
  55 };
  56
  57 union nlm4_testreply switch (nlmstat4 status) {
  58         case NLM4_DENIED:
  59                 nlm4_testres_denied lock;
  60         default:
  61                 void;
  62 };
  63
  64 struct NLM4_TESTres {
  65         nlm_cookie cookie;
  66         nlm4_testreply reply;
  67 };
  68
  69 struct NLM4_TESTargs {
  70         nlm_cookie cookie;
  71         bool       exclusive;
  72         nlm4_lock  lock;
  73 };
  74
  75 struct NLM4_CANCres {
  76         nlm_cookie cookie;
  77         nlmstat4 status;
  78 };
  79
  80 struct NLM4_CANCargs {
  81         nlm_cookie cookie;
  82         bool block;
  83         bool exclusive;
  84         nlm4_lock  lock;
  85 };
  86
  87 struct NLM4_UNLOCKres {
  88         nlm_cookie cookie;
  89         nlmstat4 status;
  90 };
  91
  92 struct NLM4_UNLOCKargs {
  93         nlm_cookie cookie;
  94         nlm4_lock  lock;
  95 };
  96
  97 struct NLM4_LOCKres {
  98         nlm_cookie cookie;
  99         nlmstat4 status;
 100 };
 101
 102 struct NLM4_LOCKargs {
 103         nlm_cookie cookie;
 104         bool block;
 105         bool exclusive;
 106         nlm4_lock  lock;
 107         bool reclaim;
 108         int state;
 109 };
 110
 111 program NLM_PROGRAM {
 112         version NLM_V4 {
 113                 void
 114                 NLM4_NULL(void)                  = 0;
 115
 116                 NLM4_TESTres
 117                 NLM4_TEST(NLM4_TESTargs)         = 1;
 118
 119                 NLM4_LOCKres
 120                 NLM4_LOCK(NLM4_LOCKargs)         = 2;
 121
 122                 NLM4_CANCres
 123                 NLM4_CANCEL(NLM4_CANCargs)       = 3;
 124
 125                 NLM4_UNLOCKres
 126                 NLM4_UNLOCK(NLM4_UNLOCKargs)     = 4;
 127
 128 /*              nlm4_res                         */
 129 /*              NLM4_GRANTED(nlm4_testargs)      = 5;   */
 130
 131                 void
 132                 NLM4_TEST_MSG(NLM4_TESTargs)     = 6;
 133
 134                 void
 135                 NLM4_LOCK_MSG(NLM4_LOCKargs)     = 7;
 136
 137                 void
 138                 NLM4_CANCEL_MSG(NLM4_CANCargs)   = 8;
 139
 140                 void
 141                 NLM4_UNLOCK_MSG(NLM4_UNLOCKargs) = 9;
 142
 143 /*              void                             */
 144 /*              NLM4_GRANTED_MSG(nlm4_testargs) = 10;   */
 145
 146                 void
 147                 NLM4_TEST_RES(NLM4_TESTres)     = 11;
 148
 149                 void
 150                 NLM4_LOCK_RES(NLM4_LOCKres)         = 12;
 151
 152                 void
 153                 NLM4_CANCEL_RES(NLM4_CANCres)       = 13;
 154
 155                 void
 156                 NLM4_UNLOCK_RES(NLM4_UNLOCKres)       = 14;
 157
 158 /*              void                            */
 159 /*              NLM4_GRANTED_RES(nlm4_res)      = 15;   */
 160
 161 /*              nlm4_shareres                   */
 162 /*              NLM4_SHARE(nlm4_shareargs)      = 20;   */
 163
 164 /*              nlm4_shareres                   */
 165 /*              NLM4_UNSHARE(nlm4_shareargs)    = 21;   */
 166
 167 /*              nlm4_res                        */
 168 /*              NLM4_NM_LOCK(nlm4_lockargs)     = 22;   */
 169
 170 /*              void                            */
 171 /*              NLM4_FREE_ALL(nlm4_notify)      = 23;   */
 172         } = 4;
 173 } = 100021;