📄 plugins-wimax-msg_rep.c
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/* process the REP-RSP TLVs */
while(offset < tvb_len)
{ /* get the TLV information */
init_tlv_info(&tlv_info, tvb, offset);
/* get the TLV type */
tlv_type = get_tlv_type(&tlv_info);
/* get the TLV length */
tlv_len = get_tlv_length(&tlv_info);
if(tlv_type == -1 || tlv_len > MAX_TLV_LEN || tlv_len < 1)
{ /* invalid tlv info */
if(pinfo->cinfo)
{
col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "REP-RSP TLV error");
}
proto_tree_add_item(rep_tree, hf_rep_invalid_tlv, tvb, offset, (tvb_len - offset), FALSE);
break;
}
/* get the TLV value offset */
tlv_value_offset = get_tlv_value_offset(&tlv_info);
#ifdef DEBUG /* for debug only */
proto_tree_add_protocol_format(rep_tree, proto_mac_mgmt_msg_rep_decoder, tvb, offset, (tlv_len + tlv_value_offset), "REP-RSP Type: %u (%u bytes, offset=%u, tlv_len=%u, tvb_len=%u)", tlv_type, (tlv_len + tlv_value_offset), offset, tlv_len, tvb_len);
#endif
/* update the offset for the TLV value */
offset += tlv_value_offset;
/* process REP-RSP TLV Encoded information (11.12) */
switch (tlv_type)
{
case REP_RSP_REPORT_TYPE:
/* decode and display the Report type */
tlv_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, rep_tree, hf_rep_rsp_report_type, tvb, offset, tlv_len, FALSE);
for( tlv_offset = 0; tlv_offset < tlv_len; )
{ /* get the TLV information */
init_tlv_info(&tlv_info, tvb, (offset + tlv_offset));
/* get the TLV type */
tlv_type = get_tlv_type(&tlv_info);
/* get the TLV length */
length = get_tlv_length(&tlv_info);
if(tlv_type == -1 || length > MAX_TLV_LEN || length < 1)
{ /* invalid tlv info */
if(pinfo->cinfo)
{
col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "REP-RSP report subtype TLV error");
}
proto_tree_add_item(tlv_tree, hf_rep_invalid_tlv, tvb, offset, (tlv_len - offset - tlv_offset), FALSE);
break;
}
/* update the offset */
tlv_offset += get_tlv_value_offset(&tlv_info);
switch (tlv_type)
{
case REP_RSP_REPORT_CHANNEL_NUMBER:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_report_type_channel_number, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_report_type_channel_number, tvb, (offset + tlv_offset), length, FALSE);
break;
case REP_RSP_REPORT_START_FRAME:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_report_type_frame_number, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_report_type_frame_number, tvb, (offset + tlv_offset), length, FALSE);
break;
case REP_RSP_REPORT_DURATION:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_report_type_duration, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_report_type_duration, tvb, (offset + tlv_offset), length, FALSE);
break;
case REP_RSP_REPORT_BASIC_REPORT:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_report_type_basic_report, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_report_type_basic_report_bit0, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_report_type_basic_report_bit1, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_report_type_basic_report_bit2, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_report_type_basic_report_bit3, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_report_type_basic_report_reserved, tvb, (offset + tlv_offset), length, FALSE);
break;
case REP_RSP_REPORT_CINR_REPORT:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_report_type_cinr_report, tvb, (offset + tlv_offset), length, FALSE);
ti = proto_tree_add_item(ti_tree, hf_rep_rsp_report_type_cinr_report_mean, tvb, (offset + tlv_offset), 1, FALSE);
db_val = tvb_get_guint8(tvb, offset + tlv_offset) - 20;
if (db_val > 37)
db_val = 37;
proto_item_append_text(ti, " (%d dBm)", db_val);
ti = proto_tree_add_item(ti_tree, hf_rep_rsp_report_type_cinr_report_deviation, tvb, (offset + tlv_offset +1), 1, FALSE);
db_val = tvb_get_guint8(tvb, offset + tlv_offset + 1) - 20;
if (db_val > 37)
db_val = 37;
proto_item_append_text(ti, " (%d dBm)", db_val);
break;
case REP_RSP_REPORT_RSSI_REPORT:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_report_type_rssi_report, tvb, (offset + tlv_offset), length, FALSE);
ti = proto_tree_add_item(ti_tree, hf_rep_rsp_report_type_rssi_report_mean, tvb, (offset + tlv_offset), 1, FALSE);
db_val = tvb_get_guint8(tvb, offset + tlv_offset) - 123;
if (db_val > -40)
db_val = -40;
proto_item_append_text(ti, " (%d dBm)", db_val);
ti = proto_tree_add_item(ti_tree, hf_rep_rsp_report_type_rssi_report_deviation, tvb, (offset + tlv_offset +1), 1, FALSE);
db_val = tvb_get_guint8(tvb, offset + tlv_offset + 1) - 123;
if (db_val > -40)
db_val = -40;
proto_item_append_text(ti, " (%d dBm)", db_val);
break;
default:
/* display the unknown tlv in hex */
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_unknown_type, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_unknown_type, tvb, (offset + tlv_offset), length, FALSE);
break;
}
tlv_offset += length;
}
break;
case REP_RSP_CHANNEL_TYPE:
/* decode and display the Channel Type */
tlv_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, rep_tree, hf_rep_rsp_channel_type_report, tvb, offset, tlv_len, FALSE);
for( tlv_offset = 0; tlv_offset < tlv_len; )
{ /* get the TLV information */
init_tlv_info(&tlv_info, tvb, (offset + tlv_offset));
/* get the TLV type */
tlv_type = get_tlv_type(&tlv_info);
/* get the TLV length */
length = get_tlv_length(&tlv_info);
if(tlv_type == -1 || length > MAX_TLV_LEN || length < 1)
{ /* invalid tlv info */
if(pinfo->cinfo)
{
col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "REP-RSP channel subtype TLV error");
}
proto_tree_add_item(tlv_tree, hf_rep_invalid_tlv, tvb, offset, (tlv_len - offset - tlv_offset), FALSE);
break;
}
/* update the offset */
tlv_offset += get_tlv_value_offset(&tlv_info);
switch (tlv_type)
{
case REP_RSP_CHANNEL_TYPE_SUBCHANNEL:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_channel_type_subchannel, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_channel_type_subchannel, tvb, (offset + tlv_offset), length, FALSE);
break;
case REP_RSP_CHANNEL_TYPE_BAND_AMC:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_channel_type_band_amc, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_channel_type_band_amc, tvb, (offset + tlv_offset), length, FALSE);
break;
case REP_RSP_CHANNEL_TYPE_SAFETY_CHANNEL:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_channel_type_safety_channel, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_channel_type_safety_channel, tvb, (offset + tlv_offset), length, FALSE);
break;
case REP_RSP_CHANNEL_TYPE_ENHANCED_BAND_AMC:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_channel_type_enhanced_band_amc, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_channel_type_enhanced_band_amc, tvb, (offset + tlv_offset), length, FALSE);
break;
case REP_RSP_CHANNEL_TYPE_SOUNDING:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_channel_type_sounding, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_channel_type_sounding, tvb, (offset + tlv_offset), length, FALSE);
break;
default:
/* display the unknown tlv in hex */
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_unknown_type, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_unknown_type, tvb, (offset + tlv_offset), length, FALSE);
break;
}
tlv_offset += length;
}
break;
case REP_RSP_ZONE_SPECIFIC_PHY_CINR:
/* decode and display the zone-specific physical CINR report type */
tlv_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, rep_tree, hf_rep_rsp_zone_spec_phy_cinr_report, tvb, offset, tlv_len, FALSE);
for( tlv_offset = 0; tlv_offset < tlv_len; )
{ /* get the TLV information */
init_tlv_info(&tlv_info, tvb, (offset + tlv_offset));
/* get the TLV type */
tlv_type = get_tlv_type(&tlv_info);
/* get the TLV length */
length = get_tlv_length(&tlv_info);
if(tlv_type == -1 || length > MAX_TLV_LEN || length < 1)
{ /* invalid tlv info */
if(pinfo->cinfo)
{
col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "REP-RSP zone-specific phy CINR report subtype TLV error");
}
proto_tree_add_item(tlv_tree, hf_rep_invalid_tlv, tvb, offset, (tlv_len - offset - tlv_offset), FALSE);
break;
}
/* update the offset */
tlv_offset += get_tlv_value_offset(&tlv_info);
switch (tlv_type)
{
case REP_RSP_ZONE_SPECIFIC_PHY_CINR_PUSC_SC0:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_pusc_sc0, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_mean, tvb, (offset + tlv_offset), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_report_type, tvb, (offset + tlv_offset), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_reserved1, tvb, (offset + tlv_offset), 1, FALSE);
if (length == 2)
{
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_deviation, tvb, (offset + tlv_offset + 1), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_reserved2, tvb, (offset + tlv_offset + 1), 1, FALSE);
}
break;
case REP_RSP_ZONE_SPECIFIC_PHY_CINR_PUSC_SC1:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_pusc_sc1, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_mean, tvb, (offset + tlv_offset), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_report_type, tvb, (offset + tlv_offset), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_reserved1, tvb, (offset + tlv_offset), 1, FALSE);
if (length == 2)
{
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_deviation, tvb, (offset + tlv_offset + 1), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_reserved2, tvb, (offset + tlv_offset + 1), 1, FALSE);
}
break;
case REP_RSP_ZONE_SPECIFIC_PHY_CINR_FUSC:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_fusc, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_mean, tvb, (offset + tlv_offset), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_report_type, tvb, (offset + tlv_offset), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_reserved1, tvb, (offset + tlv_offset), 1, FALSE);
if (length == 2)
{
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_deviation, tvb, (offset + tlv_offset + 1), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_reserved2, tvb, (offset + tlv_offset + 1), 1, FALSE);
}
break;
case REP_RSP_ZONE_SPECIFIC_PHY_CINR_OPTIONAL_FUSC:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_optional_fusc, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_mean, tvb, (offset + tlv_offset), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_report_type, tvb, (offset + tlv_offset), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_reserved1, tvb, (offset + tlv_offset), 1, FALSE);
if (length == 2)
{
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_deviation, tvb, (offset + tlv_offset + 1), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_reserved2, tvb, (offset + tlv_offset + 1), 1, FALSE);
}
break;
case REP_RSP_ZONE_SPECIFIC_PHY_CINR_SAFETY_CHANNEL:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_safety_channel, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_safety_channel, tvb, (offset + tlv_offset), length, FALSE);
break;
case REP_RSP_ZONE_SPECIFIC_PHY_CINR_AMC:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_amc, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_mean, tvb, (offset + tlv_offset), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_report_type, tvb, (offset + tlv_offset), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_reserved1, tvb, (offset + tlv_offset), 1, FALSE);
if (length == 2)
{
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_deviation, tvb, (offset + tlv_offset + 1), 1, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_reserved2, tvb, (offset + tlv_offset + 1), 1, FALSE);
}
break;
default:
/* display the unknown tlv in hex */
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_unknown_type, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_unknown_type, tvb, (offset + tlv_offset), length, FALSE);
break;
}
tlv_offset += length;
}
break;
case REP_RSP_PREAMBLE_PHY_CINR:
/* decode and display the preamble physical CINR report type */
tlv_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, rep_tree, hf_rep_rsp_preamble_phy_cinr_report, tvb, offset, tlv_len, FALSE);
for( tlv_offset = 0; tlv_offset < tlv_len; )
{ /* get the TLV information */
init_tlv_info(&tlv_info, tvb, (offset + tlv_offset));
/* get the TLV type */
tlv_type = get_tlv_type(&tlv_info);
/* get the TLV length */
length = get_tlv_length(&tlv_info);
if(tlv_type == -1 || length > MAX_TLV_LEN || length < 1)
{ /* invalid tlv info */
if(pinfo->cinfo)
{
col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "REP-RSP preamble physical CINR report subtype TLV error");
}
proto_tree_add_item(tlv_tree, hf_rep_invalid_tlv, tvb, offset, (tlv_len - offset - tlv_offset), FALSE);
break;
}
/* update the offset */
tlv_offset += get_tlv_value_offset(&tlv_info);
switch (tlv_type)
{
case REP_RSP_PREAMBLE_PHY_CINR_CONFIGURATION1:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_preamble_phy_cinr_rep_configuration_1, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_mean, tvb, (offset + tlv_offset), 1, FALSE);
if (length == 2)
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_deviation, tvb, (offset + tlv_offset + 1), 1, FALSE);
break;
case REP_RSP_PREAMBLE_PHY_CINR_CONFIGURATION3:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_preamble_phy_cinr_rep_configuration_3, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_mean, tvb, (offset + tlv_offset), 1, FALSE);
if (length == 2)
proto_tree_add_item(ti_tree, hf_rep_rsp_zone_spec_phy_cinr_rep_deviation, tvb, (offset + tlv_offset + 1), 1, FALSE);
break;
case REP_RSP_PREAMBLE_PHY_CINR_BAND_AMC:
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_rsp_preamble_phy_cinr_rep_band_amc_zone, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_rsp_preamble_phy_cinr_rep_band_amc_zone, tvb, (offset + tlv_offset), length, FALSE);
break;
default:
/* display the unknown tlv in hex */
ti_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, tlv_tree, hf_rep_unknown_type, tvb, (offset + tlv_offset), length, FALSE);
proto_tree_add_item(ti_tree, hf_rep_unknown_type, tvb, (offset + tlv_offset), length, FALSE);
break;
}
tlv_offset += length;
}
break;
case REP_RSP_ZONE_SPECIFIC_EFFECTIVE_CINR:
/* decode and display the zone-specific effective CINR report type */
tlv_tree = add_tlv_subtree(&tlv_info, ett_mac_mgmt_msg_rep_rsp_decoder, rep_tree, hf_rep_rsp_zone_spec_effective_cinr_report, tvb, offset, tlv_len, FALSE);
for( tlv_offset = 0; tlv_offset < tlv_len; )
{ /* get the TLV information */
init_tlv_info(&tlv_info, tvb, (offset + tlv_offset));
/* get the TLV type */
tlv_type = get_tlv_type(&tlv_info);
/* get the TLV length */
length = get_tlv_length(&tlv_info);
if(tlv_type == -1 || length > MAX_TLV_LEN || length < 1)
{ /* invalid tlv info */
if(pinfo->cinfo)
{
col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "REP-RSP zone-specific effective CINR report subtype TLV error");
}
proto_tree_add_item(tlv_tree, hf_rep_⌨️ 快捷键说明
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