epan/dissectors/asn1/sv/sv.cnf

   1 # sv.cnf
   2 # SampledValue conformation file
   3
   4 #.MODULE_IMPORT
   5
   6 #.EXPORTS
   7
   8 #.PDU
   9
  10 #.NO_EMIT ONLY_VALS
  11 SampledValues
  12
  13 #.TYPE_RENAME
  14
  15 #.FIELD_RENAME
  16
  17 #.FN_BODY ASDU/smpCnt VAL_PTR = &value
  18         uint32_t value;
  19 %(DEFAULT_BODY)s
  20         sv_data.smpCnt = value;
  21 #.END
  22
  23 #.FN_BODY UtcTime
  24         uint32_t len;
  25         uint32_t seconds;
  26         uint32_t        fraction;
  27         uint32_t nanoseconds;
  28         nstime_t ts;
  29         char *  ptime;
  30
  31         len = tvb_reported_length_remaining(tvb, offset);
  32
  33         if(len != 8)
  34         {
  35                 proto_tree_add_expert_format(tree, actx->pinfo, &ei_sv_mal_utctime, tvb, offset, len,
  36                                 "BER Error: malformed UTCTime encoding, length must be 8 bytes");
  37                 if(hf_index > 0)
  38                 {
  39                         proto_tree_add_string(tree, hf_index, tvb, offset, len, "????");
  40                 }
  41                 return offset;
  42         }
  43
  44         seconds = tvb_get_ntohl(tvb, offset);
  45         fraction = tvb_get_ntoh24(tvb, offset+4) * 0x100; /* Only 3 bytes are recommended */
  46         nanoseconds = (uint32_t)( ((uint64_t)fraction * UINT64_C(1000000000)) / UINT64_C(0x100000000) ) ;
  47
  48         ts.secs = seconds;
  49         ts.nsecs = nanoseconds;
  50
  51         ptime = abs_time_to_str(actx->pinfo->pool, &ts, ABSOLUTE_TIME_UTC, true);
  52
  53         if(hf_index > 0)
  54         {
  55                 proto_tree_add_string(tree, hf_index, tvb, offset, len, ptime);
  56         }
  57         offset += 8;
  58 #.END
  59
  60 #.TYPE_ATTR
  61 UtcTime TYPE = FT_STRING DISPLAY = BASE_NONE
  62
  63 #.FN_BODY ASDU/smpSynch VAL_PTR = &value
  64         uint32_t value;
  65 %(DEFAULT_BODY)s
  66         sv_data.smpSynch = value;
  67 #.END
  68
  69 #.FN_BODY ASDU/smpMod  VAL_PTR = &value
  70         uint32_t value;
  71 %(DEFAULT_BODY)s
  72         sv_data.smpMod = value;
  73 #.END
  74
  75 #.FN_BODY Data
  76         if (sv_decode_data_as_phsmeas) {
  77                 offset = dissect_PhsMeas1(implicit_tag, actx->pinfo, tree, tvb, offset, hf_index);
  78         } else {
  79                 offset = dissect_ber_octet_string(implicit_tag, actx, tree, tvb, offset, hf_index, NULL);
  80         }
  81 #.END
  82
  83 #.FN_BODY GmidData
  84         uint32_t len;
  85         proto_item  *gmidentity_ti;
  86         proto_tree  *gmidentity_tree;
  87         const char *manuf_name;
  88
  89         len = tvb_reported_length_remaining(tvb, offset);
  90
  91         if(len != 8)
  92         {
  93                 proto_tree_add_expert_format(tree, actx->pinfo, &ei_sv_mal_gmidentity, tvb, offset, len,
  94                                 "BER Error: malformed gmIdentity encoding, length must be 8 bytes");
  95                 if(hf_index > 0)
  96                 {
  97                         proto_tree_add_string(tree, hf_index, tvb, offset, len, "????");
  98                 }
  99                 return offset;
 100         }
 101
 102         gmidentity_ti = proto_tree_add_item(tree, hf_sv_gmidentity, tvb, offset, 8, ENC_BIG_ENDIAN);
 103
 104         /* EUI-64: vendor ID | 0xFF - 0xFE | card ID */
 105         if (tvb_get_ntohs(tvb, offset + 3) == 0xFFFE) {
 106                 gmidentity_tree = proto_item_add_subtree(gmidentity_ti, ett_gmidentity);
 107
 108                 manuf_name = tvb_get_manuf_name(tvb, offset);
 109                 proto_tree_add_bytes_format_value(gmidentity_tree, hf_sv_gmidentity_manuf, tvb, offset, 3, NULL, "%%s", manuf_name);
 110         }
 111
 112         offset += 8;
 113 #.END
 114
 115 #.END_OF_CNF