epan/dissectors/asn1/h283/packet-h283-template.c

   1 /* packet-h283.c
   2  * Routines for H.283 packet dissection
   3  * 2007  Tomas Kukosa
   4  *
   5  * Wireshark - Network traffic analyzer
   6  * By Gerald Combs <gerald@wireshark.org>
   7  * Copyright 1998 Gerald Combs
   8  *
   9  * SPDX-License-Identifier: GPL-2.0-or-later
  10  */
  11
  12 #include "config.h"
  13
  14 #include <epan/packet.h>
  15 #include <epan/oids.h>
  16 #include <epan/asn1.h>
  17 #include <wsutil/array.h>
  18
  19 #include "packet-per.h"
  20
  21 #define PNAME  "H.283 Logical Channel Transport"
  22 #define PSNAME "LCT"
  23 #define PFNAME "lct"
  24
  25 void proto_register_h283(void);
  26 void proto_reg_handoff_h283(void);
  27
  28 /* Initialize the protocol and registered fields */
  29 static int proto_h283;
  30 #include "packet-h283-hf.c"
  31
  32 /* Initialize the subtree pointers */
  33 static int ett_h283;
  34 #include "packet-h283-ett.c"
  35
  36 /* Subdissectors */
  37 static dissector_handle_t rdc_pdu_handle;
  38 static dissector_handle_t rdc_device_list_handle;
  39 static dissector_handle_t data_handle;
  40 static dissector_handle_t h283_udp_handle;
  41
  42
  43 static bool info_is_set;
  44
  45 #include "packet-h283-fn.c"
  46
  47 static int
  48 dissect_h283_udp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
  49 {
  50   proto_item  *ti = NULL;
  51   proto_tree  *h283_tree = NULL;
  52
  53   col_set_str(pinfo->cinfo, COL_PROTOCOL, PSNAME);
  54
  55   info_is_set = false;
  56
  57   ti = proto_tree_add_item(tree, proto_h283, tvb, 0, -1, ENC_NA);
  58   h283_tree = proto_item_add_subtree(ti, ett_h283);
  59
  60   return dissect_LCTPDU_PDU(tvb, pinfo, h283_tree, NULL);
  61 }
  62
  63 /*--- proto_register_h283 ----------------------------------------------*/
  64 void proto_register_h283(void) {
  65
  66   /* List of fields */
  67   static hf_register_info hf[] = {
  68 #include "packet-h283-hfarr.c"
  69   };
  70
  71   /* List of subtrees */
  72   static int *ett[] = {
  73     &ett_h283,
  74 #include "packet-h283-ettarr.c"
  75   };
  76
  77   /* Register protocol */
  78   proto_h283 = proto_register_protocol(PNAME, PSNAME, PFNAME);
  79
  80   /* Register fields and subtrees */
  81   proto_register_field_array(proto_h283, hf, array_length(hf));
  82   proto_register_subtree_array(ett, array_length(ett));
  83
  84   h283_udp_handle = register_dissector(PFNAME, dissect_h283_udp, proto_h283);
  85
  86 }
  87
  88 /*--- proto_reg_handoff_h283 -------------------------------------------*/
  89 void proto_reg_handoff_h283(void)
  90 {
  91   dissector_add_for_decode_as_with_preference("udp.port", h283_udp_handle);
  92
  93   rdc_pdu_handle = find_dissector_add_dependency("rdc", proto_h283);
  94   rdc_device_list_handle = find_dissector_add_dependency("rdc.device_list", proto_h283);
  95   data_handle = find_dissector("data");
  96 }
  97