153f17a9db278d33517d9888dd77848f554522a38JP Abgrall/* 253f17a9db278d33517d9888dd77848f554522a38JP Abgrall * Copyright (c) 2007 353f17a9db278d33517d9888dd77848f554522a38JP Abgrall * paolo.abeni@email.it All rights reserved. 453f17a9db278d33517d9888dd77848f554522a38JP Abgrall * 553f17a9db278d33517d9888dd77848f554522a38JP Abgrall * Redistribution and use in source and binary forms, with or without 653f17a9db278d33517d9888dd77848f554522a38JP Abgrall * modification, are permitted provided that: (1) source code distributions 753f17a9db278d33517d9888dd77848f554522a38JP Abgrall * retain the above copyright notice and this paragraph in its entirety, (2) 853f17a9db278d33517d9888dd77848f554522a38JP Abgrall * distributions including binary code include the above copyright notice and 953f17a9db278d33517d9888dd77848f554522a38JP Abgrall * this paragraph in its entirety in the documentation or other materials 1053f17a9db278d33517d9888dd77848f554522a38JP Abgrall * provided with the distribution, and (3) all advertising materials mentioning 1153f17a9db278d33517d9888dd77848f554522a38JP Abgrall * features or use of this software display the following acknowledgement: 12892a68bdf2f50b40781212e4d7ee7369c8165953Elliott Hughes * ``This product includes software developed by Paolo Abeni.'' 13892a68bdf2f50b40781212e4d7ee7369c8165953Elliott Hughes * The name of author may not be used to endorse or promote products derived 1453f17a9db278d33517d9888dd77848f554522a38JP Abgrall * from this software without specific prior written permission. 1553f17a9db278d33517d9888dd77848f554522a38JP Abgrall * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED 1653f17a9db278d33517d9888dd77848f554522a38JP Abgrall * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF 1753f17a9db278d33517d9888dd77848f554522a38JP Abgrall * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 1853f17a9db278d33517d9888dd77848f554522a38JP Abgrall */ 1953f17a9db278d33517d9888dd77848f554522a38JP Abgrall 20892a68bdf2f50b40781212e4d7ee7369c8165953Elliott Hughes#define NETDISSECT_REWORKED 2153f17a9db278d33517d9888dd77848f554522a38JP Abgrall#ifdef HAVE_CONFIG_H 2253f17a9db278d33517d9888dd77848f554522a38JP Abgrall#include "config.h" 2353f17a9db278d33517d9888dd77848f554522a38JP Abgrall#endif 2453f17a9db278d33517d9888dd77848f554522a38JP Abgrall 2553f17a9db278d33517d9888dd77848f554522a38JP Abgrall#include <tcpdump-stdinc.h> 2653f17a9db278d33517d9888dd77848f554522a38JP Abgrall 2753f17a9db278d33517d9888dd77848f554522a38JP Abgrall#include "interface.h" 2853f17a9db278d33517d9888dd77848f554522a38JP Abgrall#include "extract.h" 2953f17a9db278d33517d9888dd77848f554522a38JP Abgrall 3053f17a9db278d33517d9888dd77848f554522a38JP Abgrall#if defined(DLT_BLUETOOTH_HCI_H4_WITH_PHDR) && defined(HAVE_PCAP_BLUETOOTH_H) 3153f17a9db278d33517d9888dd77848f554522a38JP Abgrall#include <pcap/bluetooth.h> 3253f17a9db278d33517d9888dd77848f554522a38JP Abgrall 3353f17a9db278d33517d9888dd77848f554522a38JP Abgrall#define BT_HDRLEN sizeof(pcap_bluetooth_h4_header) 3453f17a9db278d33517d9888dd77848f554522a38JP Abgrall/* 3553f17a9db278d33517d9888dd77848f554522a38JP Abgrall * This is the top level routine of the printer. 'p' points 3653f17a9db278d33517d9888dd77848f554522a38JP Abgrall * to the bluetooth header of the packet, 'h->ts' is the timestamp, 3753f17a9db278d33517d9888dd77848f554522a38JP Abgrall * 'h->len' is the length of the packet off the wire, and 'h->caplen' 3853f17a9db278d33517d9888dd77848f554522a38JP Abgrall * is the number of bytes actually captured. 3953f17a9db278d33517d9888dd77848f554522a38JP Abgrall */ 4053f17a9db278d33517d9888dd77848f554522a38JP Abgrallu_int 41892a68bdf2f50b40781212e4d7ee7369c8165953Elliott Hughesbt_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_char *p) 4253f17a9db278d33517d9888dd77848f554522a38JP Abgrall{ 4353f17a9db278d33517d9888dd77848f554522a38JP Abgrall u_int length = h->len; 4453f17a9db278d33517d9888dd77848f554522a38JP Abgrall u_int caplen = h->caplen; 4553f17a9db278d33517d9888dd77848f554522a38JP Abgrall const pcap_bluetooth_h4_header* hdr = (const pcap_bluetooth_h4_header*)p; 4653f17a9db278d33517d9888dd77848f554522a38JP Abgrall 4753f17a9db278d33517d9888dd77848f554522a38JP Abgrall if (caplen < BT_HDRLEN) { 48892a68bdf2f50b40781212e4d7ee7369c8165953Elliott Hughes ND_PRINT((ndo, "[|bt]")); 4953f17a9db278d33517d9888dd77848f554522a38JP Abgrall return (BT_HDRLEN); 5053f17a9db278d33517d9888dd77848f554522a38JP Abgrall } 5153f17a9db278d33517d9888dd77848f554522a38JP Abgrall caplen -= BT_HDRLEN; 5253f17a9db278d33517d9888dd77848f554522a38JP Abgrall length -= BT_HDRLEN; 5353f17a9db278d33517d9888dd77848f554522a38JP Abgrall p += BT_HDRLEN; 54892a68bdf2f50b40781212e4d7ee7369c8165953Elliott Hughes if (ndo->ndo_eflag) 55892a68bdf2f50b40781212e4d7ee7369c8165953Elliott Hughes ND_PRINT((ndo, "hci length %d, direction %s, ", length, (EXTRACT_32BITS(&hdr->direction)&0x1)?"in":"out")); 5653f17a9db278d33517d9888dd77848f554522a38JP Abgrall 57892a68bdf2f50b40781212e4d7ee7369c8165953Elliott Hughes if (!ndo->ndo_suppress_default_print) 58892a68bdf2f50b40781212e4d7ee7369c8165953Elliott Hughes ND_DEFAULTPRINT(p, caplen); 5953f17a9db278d33517d9888dd77848f554522a38JP Abgrall 6053f17a9db278d33517d9888dd77848f554522a38JP Abgrall return (BT_HDRLEN); 6153f17a9db278d33517d9888dd77848f554522a38JP Abgrall} 6253f17a9db278d33517d9888dd77848f554522a38JP Abgrall#endif 6353f17a9db278d33517d9888dd77848f554522a38JP Abgrall 6453f17a9db278d33517d9888dd77848f554522a38JP Abgrall 6553f17a9db278d33517d9888dd77848f554522a38JP Abgrall/* 6653f17a9db278d33517d9888dd77848f554522a38JP Abgrall * Local Variables: 6753f17a9db278d33517d9888dd77848f554522a38JP Abgrall * c-style: whitesmith 6853f17a9db278d33517d9888dd77848f554522a38JP Abgrall * c-basic-offset: 8 6953f17a9db278d33517d9888dd77848f554522a38JP Abgrall * End: 7053f17a9db278d33517d9888dd77848f554522a38JP Abgrall */ 71