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wireshark: check if crc is included in payload

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This commit is contained in:
Bastian Bloessl
2013-07-31 14:17:29 +02:00
parent 58ee03299a
commit ed45f35331
1 changed files with 9 additions and 2 deletions
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lib/wireshark_connector_impl.cc
+9 -2
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@@ -57,13 +57,21 @@ wireshark_connector_impl::handle_pdu(pmt::pmt_t pdu) {
struct timeval t;
gettimeofday(&t, NULL);
std::size_t len = pmt::blob_length(pmt::cdr(pdu));
const char *buf = reinterpret_cast<const char*>(pmt::blob_data(pmt::cdr(pdu)));
std::size_t len = pmt::blob_length(pmt::cdr(pdu));
std::size_t offset = 0;
switch(d_link) {
case WIFI: {
// if crc is included ignore last 4 bytes
pmt::pmt_t dict = pmt::car(pdu);
pmt::pmt_t crc_inc = pmt::dict_ref(dict, pmt::mp("crc_included"), pmt::PMT_NIL);
if(pmt::is_bool(crc_inc) && pmt::is_true(crc_inc)) {
len -= 4;
}
// pcap header
d_msg = reinterpret_cast<char*>(std::malloc(
len + sizeof(radiotap_hdr) + sizeof(pcap_hdr)));
@@ -77,7 +85,6 @@ wireshark_connector_impl::handle_pdu(pmt::pmt_t pdu) {
// check if rate is attached
uint8_t rate = 12;
pmt::pmt_t dict = pmt::car(pdu);
pmt::pmt_t encoding = pmt::dict_ref(dict, pmt::mp("encoding"), pmt::PMT_NIL);
if(pmt::is_uint64(encoding)) {
rate = encoding_to_rate(pmt::to_uint64(encoding));