1 /* 2 * Copyright (c) 2007 3 * paolo.abeni@email.it All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that: (1) source code distributions 7 * retain the above copyright notice and this paragraph in its entirety, (2) 8 * distributions including binary code include the above copyright notice and 9 * this paragraph in its entirety in the documentation or other materials 10 * provided with the distribution, and (3) all advertising materials mentioning 11 * features or use of this software display the following acknowledgement: 12 * ``This product includes software developed by Paolo Abeni.'' 13 * The name of author may not be used to endorse or promote products derived 14 * from this software without specific prior written permission. 15 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED 16 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF 17 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 18 */ 19 20 #include <sys/cdefs.h> 21 #ifndef lint 22 #if 0 23 static const char rcsid[] _U_ = 24 "@(#) Header: /tcpdump/master/tcpdump/print-bt.c,v 1.2 2008-09-25 21:45:50 guy Exp "; 25 #else 26 __RCSID("$NetBSD: print-bt.c,v 1.3 2013/04/06 19:33:08 christos Exp $"); 27 #endif 28 #endif 29 30 #ifdef HAVE_CONFIG_H 31 #include "config.h" 32 #endif 33 34 #include <tcpdump-stdinc.h> 35 36 #include <pcap.h> 37 #include <stdio.h> 38 #include <string.h> 39 40 #include "interface.h" 41 #include "extract.h" 42 #include "addrtoname.h" 43 44 #if defined(DLT_BLUETOOTH_HCI_H4_WITH_PHDR) && defined(HAVE_PCAP_BLUETOOTH_H) 45 #include <pcap/bluetooth.h> 46 47 #define BT_HDRLEN sizeof(pcap_bluetooth_h4_header) 48 /* 49 * This is the top level routine of the printer. 'p' points 50 * to the bluetooth header of the packet, 'h->ts' is the timestamp, 51 * 'h->len' is the length of the packet off the wire, and 'h->caplen' 52 * is the number of bytes actually captured. 53 */ 54 u_int 55 bt_if_print(const struct pcap_pkthdr *h, const u_char *p) 56 { 57 u_int length = h->len; 58 u_int caplen = h->caplen; 59 const pcap_bluetooth_h4_header* hdr = (const pcap_bluetooth_h4_header*)p; 60 61 if (caplen < BT_HDRLEN) { 62 printf("[|bt]"); 63 return (BT_HDRLEN); 64 } 65 caplen -= BT_HDRLEN; 66 length -= BT_HDRLEN; 67 p += BT_HDRLEN; 68 if (eflag) 69 (void)printf("hci length %d, direction %s, ", length, (EXTRACT_32BITS(&hdr->direction)&0x1)?"in":"out"); 70 71 if (!suppress_default_print) 72 default_print(p, caplen); 73 74 return (BT_HDRLEN); 75 } 76 #endif 77 78 79 /* 80 * Local Variables: 81 * c-style: whitesmith 82 * c-basic-offset: 8 83 * End: 84 */ 85