diff options
Diffstat (limited to 'contrib/libpcap/fad-glifc.c')
| -rw-r--r-- | contrib/libpcap/fad-glifc.c | 63 |
1 files changed, 62 insertions, 1 deletions
diff --git a/contrib/libpcap/fad-glifc.c b/contrib/libpcap/fad-glifc.c index d365ae1..8ad7a6c 100644 --- a/contrib/libpcap/fad-glifc.c +++ b/contrib/libpcap/fad-glifc.c @@ -34,7 +34,7 @@ #ifndef lint static const char rcsid[] _U_ = - "@(#) $Header: /tcpdump/master/libpcap/fad-glifc.c,v 1.2.2.1 2003/11/15 23:26:39 guy Exp $ (LBL)"; + "@(#) $Header: /tcpdump/master/libpcap/fad-glifc.c,v 1.5 2005/01/29 10:34:04 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H @@ -89,6 +89,9 @@ pcap_findalldevs(pcap_if_t **alldevsp, char *errbuf) struct lifconf ifc; char *buf = NULL; unsigned buf_size; +#ifdef HAVE_SOLARIS + char *p, *q; +#endif struct lifreq ifrflags, ifrnetmask, ifrbroadaddr, ifrdstaddr; struct sockaddr *netmask, *broadaddr, *dstaddr; int ret = 0; @@ -175,6 +178,36 @@ pcap_findalldevs(pcap_if_t **alldevsp, char *errbuf) fd = fd4; /* + * Skip entries that begin with "dummy". + * XXX - what are these? Is this Linux-specific? + * Are there platforms on which we shouldn't do this? + */ + if (strncmp(ifrp->lifr_name, "dummy", 5) == 0) + continue; + +#ifdef HAVE_SOLARIS + /* + * Skip entries that have a ":" followed by a number + * at the end - those are Solaris virtual interfaces + * on which you can't capture. + */ + p = strchr(ifrp->lifr_name, ':'); + if (p != NULL) { + /* + * We have a ":"; is it followed by a number? + */ + while (isdigit((unsigned char)*p)) + p++; + if (*p == '\0') { + /* + * All digits after the ":" until the end. + */ + continue; + } + } +#endif + + /* * Get the flags for this interface, and skip it if it's * not up. */ @@ -284,6 +317,34 @@ pcap_findalldevs(pcap_if_t **alldevsp, char *errbuf) } else dstaddr = NULL; +#ifdef HAVE_SOLARIS + /* + * If this entry has a colon followed by a number at + * the end, it's a logical interface. Those are just + * the way you assign multiple IP addresses to a real + * interface, so an entry for a logical interface should + * be treated like the entry for the real interface; + * we do that by stripping off the ":" and the number. + */ + p = strchr(ifrp->ifr_name, ':'); + if (p != NULL) { + /* + * We have a ":"; is it followed by a number? + */ + q = p + 1; + while (isdigit((unsigned char)*q)) + q++; + if (*q == '\0') { + /* + * All digits after the ":" until the end. + * Strip off the ":" and everything after + * it. + */ + *p = '\0'; + } + } +#endif + /* * Add information for this address to the list. */ |
