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added support for BlUETOOTH_LE_LL frames #46

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added support for BlUETOOTH_LE_LL frames #46

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13 changes: 13 additions & 0 deletions crackle.c
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,7 @@
#define PFH_BTLE (30006)
#define BLUETOOTH_LE_LL_WITH_PHDR 256
#define PPI 192
#define BLUETOOTH_LE_LL 251

// CACE PPI headers
typedef struct ppi_packetheader {
Expand Down Expand Up @@ -453,6 +454,14 @@ static void packet_decrypter(crackle_state_t *state,
++state->total_processed;
}

void packet_handler_lell(u_char *user, const struct pcap_pkthdr *h, const u_char *bytes)
{
crackle_state_t *state;
state = (crackle_state_t *)user;
size_t header_len = 0;
state->btle_handler(state, h, bytes, header_len, h->caplen);
}

void packet_handler_ble_phdr(u_char *user, const struct pcap_pkthdr *h, const u_char *bytes) {
crackle_state_t *state;
state = (crackle_state_t *)user;
Expand Down Expand Up @@ -1307,6 +1316,7 @@ int main(int argc, char **argv) {
errx(1, "%s", errbuf);

cap_dlt = pcap_datalink(cap);
printf("PCAP contains [%s] frames\n", pcap_datalink_val_to_name(cap_dlt));
snaplen = pcap_snapshot(cap);

if(verbose)
Expand All @@ -1320,6 +1330,9 @@ int main(int argc, char **argv) {
case PPI:
packet_handler = packet_handler_ppi;
break;
case BLUETOOTH_LE_LL:
packet_handler = packet_handler_lell;
break;
default:
printf("Frames inside PCAP file not supported ! dlt_name=%s\n", pcap_datalink_val_to_name(cap_dlt));
printf("Frames format supported:\n");
Expand Down