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-rw-r--r--epan/dissectors/packet-hci_h1.c4
-rw-r--r--epan/dissectors/packet-hci_h4.c4
-rw-r--r--epan/dissectors/packet-hci_mon.c9
-rw-r--r--epan/dissectors/packet-hci_usb.c4
-rw-r--r--wiretap/pcap-common.c59
-rw-r--r--wiretap/wtap.h11
6 files changed, 81 insertions, 10 deletions
diff --git a/epan/dissectors/packet-hci_h1.c b/epan/dissectors/packet-hci_h1.c
index da47632c54..97aa4323d3 100644
--- a/epan/dissectors/packet-hci_h1.c
+++ b/epan/dissectors/packet-hci_h1.c
@@ -157,8 +157,8 @@ proto_register_hci_h1(void)
chandle_to_bdaddr_table = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adapter, chandle: bdaddr */
bdaddr_to_name_table = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* bdaddr: name */
- localhost_bdaddr = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adaper, frame: bdaddr */
- localhost_name = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adaper, frame: name */
+ localhost_bdaddr = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adapter, frame: bdaddr */
+ localhost_name = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adapter, frame: name */
}
void
diff --git a/epan/dissectors/packet-hci_h4.c b/epan/dissectors/packet-hci_h4.c
index 5f6de54ca5..35ab22d351 100644
--- a/epan/dissectors/packet-hci_h4.c
+++ b/epan/dissectors/packet-hci_h4.c
@@ -163,8 +163,8 @@ proto_register_hci_h4(void)
chandle_to_bdaddr_table = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adapter, chandle: bdaddr */
bdaddr_to_name_table = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* bdaddr: name */
- localhost_bdaddr = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adaper, frame: bdaddr */
- localhost_name = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adaper, frame: name */
+ localhost_bdaddr = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adapter, frame: bdaddr */
+ localhost_name = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adapter, frame: name */
}
void
diff --git a/epan/dissectors/packet-hci_mon.c b/epan/dissectors/packet-hci_mon.c
index 3c0a538cf3..f7611f3259 100644
--- a/epan/dissectors/packet-hci_mon.c
+++ b/epan/dissectors/packet-hci_mon.c
@@ -206,6 +206,11 @@ dissect_hci_mon(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data
offset = tvb_length(tvb);
}
+ /* NOTE: Oops... HCI_MON have special packet with length 0, but there is a pseudo-header with certain infos,
+ mark it as dissected */
+ if (opcode == 0x01)
+ return 1;
+
return offset;
}
@@ -258,8 +263,8 @@ proto_register_hci_mon(void)
chandle_to_bdaddr_table = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adapter, chandle: bdaddr */
bdaddr_to_name_table = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* bdaddr: name */
- localhost_bdaddr = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adaper, frame: bdaddr */
- localhost_name = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adaper, frame: name */
+ localhost_bdaddr = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adapter, frame: bdaddr */
+ localhost_name = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adapter, frame: name */
proto_hci_mon = proto_register_protocol("Bluetooth Linux Monitor Transport", "HCI_MON", "hci_mon");
proto_register_field_array(proto_hci_mon, hf, array_length(hf));
diff --git a/epan/dissectors/packet-hci_usb.c b/epan/dissectors/packet-hci_usb.c
index 421589d27d..e365e2a58d 100644
--- a/epan/dissectors/packet-hci_usb.c
+++ b/epan/dissectors/packet-hci_usb.c
@@ -381,8 +381,8 @@ proto_register_hci_usb(void)
chandle_to_bdaddr_table = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adapter, chandle: bdaddr */
bdaddr_to_name_table = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* bdaddr: name */
- localhost_bdaddr = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adaper, frame: bdaddr */
- localhost_name = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adaper, frame: name */
+ localhost_bdaddr = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adapter, frame: bdaddr */
+ localhost_name = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); /* adapter, frame: name */
proto_hci_usb = proto_register_protocol("Bluetooth HCI USB Transport", "HCI_USB", "hci_usb");
proto_register_field_array(proto_hci_usb, hf, array_length(hf));
diff --git a/wiretap/pcap-common.c b/wiretap/pcap-common.c
index e0e0b1a653..6ce3d08d33 100644
--- a/wiretap/pcap-common.c
+++ b/wiretap/pcap-common.c
@@ -419,7 +419,8 @@ static const struct {
{ 252, WTAP_ENCAP_WIRESHARK_UPPER_PDU},
/* Netlink Protocol (nlmon devices) */
{ 253, WTAP_ENCAP_NETLINK },
-
+ /* Bluetooth Linux Monitor */
+ { 254, WTAP_ENCAP_BLUETOOTH_LINUX_MONITOR },
/*
* To repeat:
*
@@ -698,6 +699,7 @@ wtap_encap_requires_phdr(int encap) {
(encap == WTAP_ENCAP_ERF) ||
(encap == WTAP_ENCAP_I2C) ||
(encap == WTAP_ENCAP_BLUETOOTH_H4_WITH_PHDR) ||
+ (encap == WTAP_ENCAP_BLUETOOTH_LINUX_MONITOR) ||
(encap == WTAP_ENCAP_PPP_WITH_PHDR)
) {
return TRUE;
@@ -1314,6 +1316,28 @@ pcap_read_bt_pseudoheader(FILE_T fh,
}
static gboolean
+pcap_read_bt_monitor_pseudoheader(FILE_T fh,
+ union wtap_pseudo_header *pseudo_header, int *err, gchar **err_info)
+{
+ int bytes_read;
+ struct libpcap_bt_monitor_phdr phdr;
+
+ errno = WTAP_ERR_CANT_READ;
+ bytes_read = file_read(&phdr,
+ sizeof (struct libpcap_bt_monitor_phdr), fh);
+ if (bytes_read != sizeof (struct libpcap_bt_monitor_phdr)) {
+ *err = file_error(fh, err_info);
+ if (*err == 0)
+ *err = WTAP_ERR_SHORT_READ;
+ return FALSE;
+ }
+
+ pseudo_header->btmon.adapter_id = g_ntohs(phdr.adapter_id);
+ pseudo_header->btmon.opcode = g_ntohs(phdr.opcode);
+ return TRUE;
+}
+
+static gboolean
pcap_read_llcp_pseudoheader(FILE_T fh,
union wtap_pseudo_header *pseudo_header, int *err, gchar **err_info)
{
@@ -1683,6 +1707,25 @@ pcap_process_pseudo_header(FILE_T fh, int file_type, int wtap_encap,
phdr_len = (int)sizeof (struct libpcap_bt_phdr);
break;
+ case WTAP_ENCAP_BLUETOOTH_LINUX_MONITOR:
+ if (check_packet_size &&
+ packet_size < sizeof (struct libpcap_bt_monitor_phdr)) {
+ /*
+ * Uh-oh, the packet isn't big enough to even
+ * have a pseudo-header.
+ */
+ *err = WTAP_ERR_BAD_FILE;
+ *err_info = g_strdup_printf("pcap: libpcap bluetooth monitor file has a %u-byte packet, too small to have even a pseudo-header",
+ packet_size);
+ return -1;
+ }
+ if (!pcap_read_bt_monitor_pseudoheader(fh,
+ &phdr->pseudo_header, err, err_info))
+ return -1; /* Read error */
+
+ phdr_len = (int)sizeof (struct libpcap_bt_monitor_phdr);
+ break;
+
case WTAP_ENCAP_NFC_LLCP:
if (check_packet_size && packet_size < LLCP_HEADER_LEN) {
*err = WTAP_ERR_BAD_FILE;
@@ -1921,6 +1964,10 @@ pcap_get_phdr_size(int encap, const union wtap_pseudo_header *pseudo_header)
hdrsize = (int)sizeof (struct libpcap_ppp_phdr);
break;
+ case WTAP_ENCAP_BLUETOOTH_LINUX_MONITOR:
+ hdrsize = (int)sizeof (struct libpcap_bt_monitor_phdr);
+ break;
+
default:
hdrsize = 0;
break;
@@ -1941,6 +1988,7 @@ pcap_write_phdr(wtap_dumper *wdh, int encap, const union wtap_pseudo_header *pse
guint8 erf_hdr[ sizeof(struct erf_mc_phdr)];
struct i2c_file_hdr i2c_hdr;
struct libpcap_bt_phdr bt_hdr;
+ struct libpcap_bt_monitor_phdr bt_monitor_hdr;
struct libpcap_ppp_phdr ppp_hdr;
size_t size;
@@ -2119,6 +2167,15 @@ pcap_write_phdr(wtap_dumper *wdh, int encap, const union wtap_pseudo_header *pse
wdh->bytes_dumped += sizeof bt_hdr;
break;
+ case WTAP_ENCAP_BLUETOOTH_LINUX_MONITOR:
+ bt_monitor_hdr.adapter_id = GUINT16_TO_BE(pseudo_header->btmon.adapter_id);
+ bt_monitor_hdr.opcode = GUINT16_TO_BE(pseudo_header->btmon.opcode);
+
+ if (!wtap_dump_file_write(wdh, &bt_monitor_hdr, sizeof bt_monitor_hdr, err))
+ return FALSE;
+ wdh->bytes_dumped += sizeof bt_monitor_hdr;
+ break;
+
case WTAP_ENCAP_PPP_WITH_PHDR:
ppp_hdr.direction = (pseudo_header->p2p.sent ? LIBPCAP_PPP_PHDR_SENT : LIBPCAP_PPP_PHDR_RECV);
if (!wtap_dump_file_write(wdh, &ppp_hdr, sizeof ppp_hdr, err))
diff --git a/wiretap/wtap.h b/wiretap/wtap.h
index 95459d5462..1831565030 100644
--- a/wiretap/wtap.h
+++ b/wiretap/wtap.h
@@ -684,13 +684,22 @@ struct catapult_dct2000_phdr
#define LIBPCAP_BT_PHDR_RECV 1
/*
- * Header prepended by libpcap to each bluetooth hci h:4 frame.
+ * Header prepended by libpcap to each bluetooth hci h4 frame.
* Values in network byte order
*/
struct libpcap_bt_phdr {
guint32 direction; /* Bit 0 hold the frame direction. */
};
+/*
+ * Header prepended by libpcap to each bluetooth monitor frame
+ * Values in network byte order
+ */
+struct libpcap_bt_monitor_phdr {
+ guint16 adapter_id;
+ guint16 opcode;
+};
+
#define LIBPCAP_PPP_PHDR_RECV 0
#define LIBPCAP_PPP_PHDR_SENT 1
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-26 00:10:22 +0000