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wireshark: When using the ZIGBEE_TAP link type, fill the LQI TLV if the "lqi" pdu dict key is present

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This commit is contained in:
Mathieu Rene
2024-08-16 22:55:05 -04:00
committed by Bastian Bloessl
parent 4190fcd94a
commit 0a34f68565
2 changed files with 25 additions and 2 deletions
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lib/wireshark_connector_impl.cc
+16 -2
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@@ -148,7 +148,7 @@ wireshark_connector_impl::handle_pdu(pmt::pmt_t pdu) {
case ZIGBEE_TAP:{
const size_t max_extra_size = sizeof(tap_hdr) + sizeof(tap_tlv_fcs) + sizeof(tap_tlv_channel);
const size_t max_extra_size = sizeof(tap_hdr) + sizeof(tap_tlv_fcs) + sizeof(tap_tlv_channel) + sizeof(tap_tlv_lqi);
size_t extra_size = sizeof(tap_hdr) + sizeof(tap_tlv_fcs);
d_msg = reinterpret_cast<char*>(std::malloc(len + sizeof(pcap_hdr) + max_extra_size));
@@ -175,7 +175,6 @@ wireshark_connector_impl::handle_pdu(pmt::pmt_t pdu) {
}
offset += sizeof(tap_tlv_fcs);
pmt::pmt_t dict = pmt::car(pdu);
if(pmt::dict_has_key(dict, pmt::mp("channel"))) {
pmt::pmt_t s = pmt::dict_ref(dict, pmt::mp("channel"), pmt::PMT_NIL);
@@ -191,6 +190,21 @@ wireshark_connector_impl::handle_pdu(pmt::pmt_t pdu) {
}
}
if(pmt::dict_has_key(dict, pmt::mp("lqi"))) {
pmt::pmt_t s = pmt::dict_ref(dict, pmt::mp("lqi"), pmt::PMT_NIL);
if(pmt::is_integer(s)) {
tap_tlv_lqi *lqi = reinterpret_cast<tap_tlv_lqi*>(d_msg + offset);
lqi->type = 10; // LQI
lqi->length = 1;
lqi->lqi = (uint8_t)pmt::to_long(s);
for (int i = 0; i < 3; i++) {
lqi->padding[i] = 0;
}
offset += sizeof(tap_tlv_lqi);
extra_size += sizeof(tap_tlv_lqi);
}
}
tap->length = extra_size;
hdr->incl_len = len + extra_size;
hdr->orig_len = len + extra_size;