epan/dissectors/packet-spray.c

   1 /* packet-spray.c
   2  * 2001  Ronnie Sahlberg   <See AUTHORS for email>
   3  *
   4  * $Id$
   5  *
   6  * Wireshark - Network traffic analyzer
   7  * By Gerald Combs <gerald@wireshark.org>
   8  * Copyright 1998 Gerald Combs
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License
  12  * as published by the Free Software Foundation; either version 2
  13  * of the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  23  */
  24
  25 #include "config.h"
  26
  27
  28
  29 #include "packet-rpc.h"
  30 #include "packet-spray.h"
  31
  32 static int proto_spray = -1;
  33 static int hf_spray_procedure_v1 = -1;
  34 static int hf_spray_sprayarr = -1;
  35 static int hf_spray_counter = -1;
  36 static int hf_spray_clock = -1;
  37 static int hf_spray_sec = -1;
  38 static int hf_spray_usec = -1;
  39
  40 static gint ett_spray = -1;
  41 static gint ett_spray_clock = -1;
  42
  43
  44 static int
  45 dissect_get_reply(tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, void* data _U_)
  46 {
  47         proto_item* lock_item = NULL;
  48         proto_tree* lock_tree = NULL;
  49
  50         offset = dissect_rpc_uint32(tvb, tree,
  51                         hf_spray_counter, offset);
  52
  53         lock_item = proto_tree_add_item(tree, hf_spray_clock, tvb,
  54                         offset, -1, ENC_NA);
  55
  56         lock_tree = proto_item_add_subtree(lock_item, ett_spray_clock);
  57
  58         offset = dissect_rpc_uint32(tvb, lock_tree,
  59                         hf_spray_sec, offset);
  60
  61         offset = dissect_rpc_uint32(tvb, lock_tree,
  62                         hf_spray_usec, offset);
  63
  64         return offset;
  65 }
  66
  67 static int
  68 dissect_spray_call(tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, void* data _U_)
  69 {
  70         offset = dissect_rpc_data(tvb, tree,
  71                         hf_spray_sprayarr, offset);
  72
  73         return offset;
  74 }
  75
  76 /* proc number, "proc name", dissect_request, dissect_reply */
  77 /* NULL as function pointer means: type of arguments is "void". */
  78 static const vsff spray1_proc[] = {
  79         { SPRAYPROC_NULL,       "NULL",
  80                 NULL,   NULL },
  81         { SPRAYPROC_SPRAY,      "SPRAY",
  82                 dissect_spray_call,     NULL },
  83         { SPRAYPROC_GET,        "GET",
  84                 NULL,   dissect_get_reply },
  85         { SPRAYPROC_CLEAR,      "CLEAR",
  86                 NULL,   NULL },
  87         { 0,    NULL,           NULL,                           NULL }
  88 };
  89 static const value_string spray1_proc_vals[] = {
  90         { SPRAYPROC_NULL,       "NULL" },
  91         { SPRAYPROC_SPRAY,      "SPRAY" },
  92         { SPRAYPROC_GET,        "GET" },
  93         { SPRAYPROC_CLEAR,      "CLEAR" },
  94         { 0,    NULL }
  95 };
  96
  97 void
  98 proto_register_spray(void)
  99 {
 100         static hf_register_info hf[] = {
 101                 { &hf_spray_procedure_v1, {
 102                         "V1 Procedure", "spray.procedure_v1", FT_UINT32, BASE_DEC,
 103                         VALS(spray1_proc_vals), 0, NULL, HFILL }},
 104                 { &hf_spray_sprayarr, {
 105                         "Data", "spray.sprayarr", FT_BYTES, BASE_NONE,
 106                         NULL, 0, "Sprayarr data", HFILL }},
 107
 108                 { &hf_spray_counter, {
 109                         "counter", "spray.counter", FT_UINT32, BASE_DEC,
 110                         NULL, 0, NULL, HFILL }},
 111
 112                 { &hf_spray_clock, {
 113                         "clock", "spray.clock", FT_NONE, BASE_NONE,
 114                         NULL, 0, NULL, HFILL }},
 115
 116                 { &hf_spray_sec, {
 117                         "sec", "spray.sec", FT_UINT32, BASE_DEC,
 118                         NULL, 0, "Seconds", HFILL }},
 119
 120                 { &hf_spray_usec, {
 121                         "usec", "spray.usec", FT_UINT32, BASE_DEC,
 122                         NULL, 0, "Microseconds", HFILL }}
 123
 124         };
 125
 126         static gint *ett[] = {
 127                 &ett_spray,
 128                 &ett_spray_clock,
 129         };
 130
 131         proto_spray = proto_register_protocol("SPRAY", "SPRAY", "spray");
 132         proto_register_field_array(proto_spray, hf, array_length(hf));
 133         proto_register_subtree_array(ett, array_length(ett));
 134 }
 135
 136 void
 137 proto_reg_handoff_spray(void)
 138 {
 139         /* Register the protocol as RPC */
 140         rpc_init_prog(proto_spray, SPRAY_PROGRAM, ett_spray);
 141         /* Register the procedure tables */
 142         rpc_init_proc_table(SPRAY_PROGRAM, 1, spray1_proc, hf_spray_procedure_v1);
 143 }
 144