Added promiscous mode option.

This commit is contained in:
pdw
2002-03-27 17:28:35 +00:00
parent c23b7e5cfd
commit 40dc2c58a0
2 changed files with 127 additions and 129 deletions

222
Makefile
View File

@@ -47,132 +47,127 @@ nodepend:
iftop.o: /usr/include/pcap/pcap.h /usr/include/sys/types.h
iftop.o: /usr/include/features.h /usr/include/sys/cdefs.h
iftop.o: /usr/include/gnu/stubs.h /usr/include/bits/types.h
iftop.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
iftop.o: /usr/include/time.h /usr/include/endian.h /usr/include/bits/endian.h
iftop.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stddef.h
iftop.o: /usr/include/time.h /usr/include/sys/time.h /usr/include/bits/time.h
iftop.o: /usr/include/sys/select.h /usr/include/bits/select.h
iftop.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
iftop.o: /usr/include/sys/time.h /usr/include/bits/time.h
iftop.o: /usr/include/pcap/net/bpf.h /usr/include/stdio.h
iftop.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
iftop.o: /usr/include/libio.h /usr/include/_G_config.h
iftop.o: /usr/include/bits/sigset.h /usr/include/pcap/net/bpf.h
iftop.o: /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h
iftop.o: /usr/include/wchar.h /usr/include/bits/wchar.h /usr/include/gconv.h
iftop.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stdarg.h
iftop.o: /usr/include/bits/stdio_lim.h /usr/include/stdlib.h
iftop.o: /usr/include/alloca.h /usr/include/net/ethernet.h
iftop.o: /usr/include/sys/ioctl.h /usr/include/bits/ioctls.h
iftop.o: /usr/include/asm/ioctls.h /usr/include/asm/ioctl.h
iftop.o: /usr/include/bits/ioctl-types.h /usr/include/sys/ttydefaults.h
iftop.o: /usr/include/net/if.h /usr/include/net/ethernet.h
iftop.o: /usr/include/linux/if_ether.h /usr/include/netinet/ip.h
iftop.o: /usr/include/netinet/in.h /usr/include/limits.h
iftop.o: /usr/include/bits/posix1_lim.h /usr/include/bits/local_lim.h
iftop.o: /usr/include/linux/limits.h /usr/include/bits/posix2_lim.h
iftop.o: /usr/include/stdint.h /usr/include/bits/wordsize.h
iftop.o: /usr/include/bits/socket.h /usr/include/bits/sockaddr.h
iftop.o: /usr/include/asm/socket.h /usr/include/asm/sockios.h
iftop.o: /usr/include/bits/in.h /usr/include/bits/byteswap.h
iftop.o: /usr/include/pthread.h /usr/include/sched.h
iftop.o: /usr/include/bits/sched.h /usr/include/signal.h
iftop.o: /usr/include/bits/pthreadtypes.h /usr/include/bits/sigthread.h
iftop.o: /usr/include/curses.h /usr/include/ncurses/unctrl.h
iftop.o: /usr/include/ncurses/curses.h /usr/include/string.h
iftop.o: /usr/include/unistd.h /usr/include/bits/posix_opt.h
iftop.o: /usr/include/bits/confname.h /usr/include/getopt.h iftop.h
iftop.o: addr_hash.h /usr/include/sys/socket.h /usr/include/arpa/inet.h
iftop.o: hash.h resolver.h ui.h
iftop.o: /usr/include/netinet/in.h /usr/include/stdint.h
iftop.o: /usr/include/bits/wordsize.h /usr/include/bits/socket.h
iftop.o: /usr/include/limits.h
iftop.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/limits.h
iftop.o: /usr/include/bits/sockaddr.h /usr/include/asm/socket.h
iftop.o: /usr/include/asm/sockios.h /usr/include/bits/in.h
iftop.o: /usr/include/endian.h /usr/include/bits/endian.h
iftop.o: /usr/include/bits/byteswap.h /usr/include/pthread.h
iftop.o: /usr/include/sched.h /usr/include/bits/sched.h /usr/include/signal.h
iftop.o: /usr/include/bits/pthreadtypes.h /usr/include/bits/initspin.h
iftop.o: /usr/include/bits/sigthread.h /usr/include/curses.h
iftop.o: /usr/include/ncurses/unctrl.h /usr/include/ncurses/curses.h
iftop.o: /usr/include/string.h /usr/include/unistd.h
iftop.o: /usr/include/bits/posix_opt.h /usr/include/bits/confname.h iftop.h
iftop.o: addr_hash.h /usr/include/sys/socket.h /usr/include/sys/uio.h
iftop.o: /usr/include/bits/uio.h /usr/include/arpa/inet.h hash.h resolver.h
iftop.o: ui.h
addr_hash.o: /usr/include/stdio.h /usr/include/features.h
addr_hash.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
addr_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
addr_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
addr_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stddef.h
addr_hash.o: /usr/include/bits/types.h /usr/include/libio.h
addr_hash.o: /usr/include/_G_config.h /usr/include/bits/stdio_lim.h
addr_hash.o: /usr/include/stdlib.h /usr/include/sys/types.h
addr_hash.o: /usr/include/time.h /usr/include/endian.h
addr_hash.o: /usr/include/bits/endian.h /usr/include/sys/select.h
addr_hash.o: /usr/include/bits/select.h /usr/include/bits/sigset.h
addr_hash.o: /usr/include/sys/sysmacros.h /usr/include/alloca.h addr_hash.h
addr_hash.o: /usr/include/sys/socket.h /usr/include/bits/socket.h
addr_hash.o: /usr/include/limits.h /usr/include/bits/posix1_lim.h
addr_hash.o: /usr/include/bits/local_lim.h /usr/include/linux/limits.h
addr_hash.o: /usr/include/bits/posix2_lim.h /usr/include/bits/sockaddr.h
addr_hash.o: /usr/include/asm/socket.h /usr/include/asm/sockios.h
addr_hash.o: /usr/include/netinet/in.h /usr/include/stdint.h
addr_hash.o: /usr/include/bits/wordsize.h /usr/include/bits/in.h
addr_hash.o: /usr/include/bits/byteswap.h /usr/include/arpa/inet.h hash.h
addr_hash.o: iftop.h
addr_hash.o: /usr/include/_G_config.h /usr/include/wchar.h
addr_hash.o: /usr/include/bits/wchar.h /usr/include/gconv.h
addr_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stdarg.h
addr_hash.o: /usr/include/bits/stdio_lim.h /usr/include/stdlib.h addr_hash.h
addr_hash.o: /usr/include/sys/socket.h /usr/include/sys/uio.h
addr_hash.o: /usr/include/sys/types.h /usr/include/time.h
addr_hash.o: /usr/include/bits/uio.h /usr/include/bits/socket.h
addr_hash.o: /usr/include/limits.h
addr_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/limits.h
addr_hash.o: /usr/include/bits/sockaddr.h /usr/include/asm/socket.h
addr_hash.o: /usr/include/asm/sockios.h /usr/include/netinet/in.h
addr_hash.o: /usr/include/stdint.h /usr/include/bits/wordsize.h
addr_hash.o: /usr/include/bits/in.h /usr/include/endian.h
addr_hash.o: /usr/include/bits/endian.h /usr/include/bits/byteswap.h
addr_hash.o: /usr/include/arpa/inet.h hash.h iftop.h
hash.o: /usr/include/stdio.h /usr/include/features.h /usr/include/sys/cdefs.h
hash.o: /usr/include/gnu/stubs.h
hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
hash.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stddef.h
hash.o: /usr/include/bits/types.h /usr/include/libio.h
hash.o: /usr/include/_G_config.h /usr/include/bits/stdio_lim.h
hash.o: /usr/include/stdlib.h /usr/include/sys/types.h /usr/include/time.h
hash.o: /usr/include/endian.h /usr/include/bits/endian.h
hash.o: /usr/include/sys/select.h /usr/include/bits/select.h
hash.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
hash.o: /usr/include/alloca.h hash.h iftop.h
hash.o: /usr/include/_G_config.h /usr/include/wchar.h
hash.o: /usr/include/bits/wchar.h /usr/include/gconv.h
hash.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stdarg.h
hash.o: /usr/include/bits/stdio_lim.h /usr/include/stdlib.h hash.h iftop.h
ns_hash.o: /usr/include/stdio.h /usr/include/features.h
ns_hash.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
ns_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
ns_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
ns_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stddef.h
ns_hash.o: /usr/include/bits/types.h /usr/include/libio.h
ns_hash.o: /usr/include/_G_config.h /usr/include/bits/stdio_lim.h
ns_hash.o: /usr/include/stdlib.h /usr/include/sys/types.h /usr/include/time.h
ns_hash.o: /usr/include/endian.h /usr/include/bits/endian.h
ns_hash.o: /usr/include/sys/select.h /usr/include/bits/select.h
ns_hash.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
ns_hash.o: /usr/include/alloca.h /usr/include/sys/socket.h
ns_hash.o: /usr/include/bits/socket.h /usr/include/limits.h
ns_hash.o: /usr/include/bits/posix1_lim.h /usr/include/bits/local_lim.h
ns_hash.o: /usr/include/linux/limits.h /usr/include/bits/posix2_lim.h
ns_hash.o: /usr/include/_G_config.h /usr/include/wchar.h
ns_hash.o: /usr/include/bits/wchar.h /usr/include/gconv.h
ns_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stdarg.h
ns_hash.o: /usr/include/bits/stdio_lim.h /usr/include/stdlib.h
ns_hash.o: /usr/include/sys/socket.h /usr/include/sys/uio.h
ns_hash.o: /usr/include/sys/types.h /usr/include/time.h
ns_hash.o: /usr/include/bits/uio.h /usr/include/bits/socket.h
ns_hash.o: /usr/include/limits.h
ns_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/limits.h
ns_hash.o: /usr/include/bits/sockaddr.h /usr/include/asm/socket.h
ns_hash.o: /usr/include/asm/sockios.h /usr/include/netinet/in.h
ns_hash.o: /usr/include/stdint.h /usr/include/bits/wordsize.h
ns_hash.o: /usr/include/bits/in.h /usr/include/bits/byteswap.h
ns_hash.o: /usr/include/bits/in.h /usr/include/endian.h
ns_hash.o: /usr/include/bits/endian.h /usr/include/bits/byteswap.h
ns_hash.o: /usr/include/arpa/inet.h ns_hash.h hash.h iftop.h
resolver.o: /usr/include/netinet/in.h /usr/include/features.h
resolver.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
resolver.o: /usr/include/limits.h /usr/include/bits/posix1_lim.h
resolver.o: /usr/include/bits/local_lim.h /usr/include/linux/limits.h
resolver.o: /usr/include/bits/posix2_lim.h /usr/include/stdint.h
resolver.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
resolver.o: /usr/include/bits/wordsize.h /usr/include/sys/types.h
resolver.o: /usr/include/bits/types.h /usr/include/time.h
resolver.o: /usr/include/stdint.h /usr/include/bits/wchar.h
resolver.o: /usr/include/bits/wordsize.h /usr/include/bits/types.h
resolver.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stddef.h
resolver.o: /usr/include/bits/socket.h /usr/include/limits.h
resolver.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/limits.h
resolver.o: /usr/include/sys/types.h /usr/include/time.h
resolver.o: /usr/include/bits/sockaddr.h /usr/include/asm/socket.h
resolver.o: /usr/include/asm/sockios.h /usr/include/bits/in.h
resolver.o: /usr/include/endian.h /usr/include/bits/endian.h
resolver.o: /usr/include/sys/select.h /usr/include/bits/select.h
resolver.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
resolver.o: /usr/include/bits/socket.h /usr/include/bits/sockaddr.h
resolver.o: /usr/include/asm/socket.h /usr/include/asm/sockios.h
resolver.o: /usr/include/bits/in.h /usr/include/bits/byteswap.h
resolver.o: /usr/include/sys/socket.h /usr/include/arpa/inet.h
resolver.o: /usr/include/pthread.h /usr/include/sched.h
resolver.o: /usr/include/bits/sched.h /usr/include/signal.h
resolver.o: /usr/include/bits/pthreadtypes.h /usr/include/bits/sigthread.h
resolver.o: /usr/include/stdio.h
resolver.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
resolver.o: /usr/include/bits/byteswap.h /usr/include/sys/socket.h
resolver.o: /usr/include/sys/uio.h /usr/include/bits/uio.h
resolver.o: /usr/include/arpa/inet.h /usr/include/pthread.h
resolver.o: /usr/include/sched.h /usr/include/bits/sched.h
resolver.o: /usr/include/signal.h /usr/include/bits/sigset.h
resolver.o: /usr/include/bits/pthreadtypes.h /usr/include/bits/initspin.h
resolver.o: /usr/include/bits/sigthread.h /usr/include/stdio.h
resolver.o: /usr/include/libio.h /usr/include/_G_config.h
resolver.o: /usr/include/wchar.h /usr/include/gconv.h
resolver.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stdarg.h
resolver.o: /usr/include/bits/stdio_lim.h /usr/include/stdlib.h
resolver.o: /usr/include/alloca.h /usr/include/netdb.h
resolver.o: /usr/include/rpc/netdb.h /usr/include/errno.h
resolver.o: /usr/include/bits/errno.h /usr/include/linux/errno.h
resolver.o: /usr/include/asm/errno.h /usr/include/string.h ns_hash.h hash.h
resolver.o: iftop.h
resolver.o: /usr/include/netdb.h /usr/include/bits/netdb.h
resolver.o: /usr/include/errno.h /usr/include/bits/errno.h
resolver.o: /usr/include/linux/errno.h /usr/include/asm/errno.h
resolver.o: /usr/include/string.h ns_hash.h hash.h iftop.h
ui.o: /usr/include/ctype.h /usr/include/features.h /usr/include/sys/cdefs.h
ui.o: /usr/include/gnu/stubs.h /usr/include/bits/types.h
ui.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
ui.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stddef.h
ui.o: /usr/include/endian.h /usr/include/bits/endian.h /usr/include/curses.h
ui.o: /usr/include/stdio.h
ui.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
ui.o: /usr/include/libio.h /usr/include/_G_config.h
ui.o: /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h
ui.o: /usr/include/wchar.h /usr/include/bits/wchar.h /usr/include/gconv.h
ui.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stdarg.h
ui.o: /usr/include/bits/stdio_lim.h /usr/include/ncurses/unctrl.h
ui.o: /usr/include/ncurses/curses.h /usr/include/string.h /usr/include/math.h
ui.o: /usr/include/bits/huge_val.h /usr/include/bits/mathdef.h
ui.o: /usr/include/bits/mathcalls.h
ui.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/float.h
ui.o: /usr/include/pthread.h /usr/include/sched.h /usr/include/time.h
ui.o: /usr/include/bits/sched.h /usr/include/signal.h
ui.o: /usr/include/bits/sigset.h /usr/include/bits/pthreadtypes.h
ui.o: /usr/include/bits/sigthread.h /usr/include/stdlib.h
ui.o: /usr/include/sys/types.h /usr/include/sys/select.h
ui.o: /usr/include/bits/select.h /usr/include/sys/sysmacros.h
ui.o: /usr/include/alloca.h addr_hash.h /usr/include/sys/socket.h
ui.o: /usr/include/bits/mathcalls.h /usr/include/pthread.h
ui.o: /usr/include/sched.h /usr/include/time.h /usr/include/bits/sched.h
ui.o: /usr/include/signal.h /usr/include/bits/sigset.h
ui.o: /usr/include/bits/pthreadtypes.h /usr/include/bits/initspin.h
ui.o: /usr/include/bits/sigthread.h /usr/include/stdlib.h addr_hash.h
ui.o: /usr/include/sys/socket.h /usr/include/sys/uio.h
ui.o: /usr/include/sys/types.h /usr/include/bits/uio.h
ui.o: /usr/include/bits/socket.h /usr/include/limits.h
ui.o: /usr/include/bits/posix1_lim.h /usr/include/bits/local_lim.h
ui.o: /usr/include/linux/limits.h /usr/include/bits/posix2_lim.h
ui.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/limits.h
ui.o: /usr/include/bits/sockaddr.h /usr/include/asm/socket.h
ui.o: /usr/include/asm/sockios.h /usr/include/netinet/in.h
ui.o: /usr/include/stdint.h /usr/include/bits/wordsize.h
@@ -181,28 +176,21 @@ ui.o: /usr/include/arpa/inet.h hash.h iftop.h resolver.h sorted_list.h
util.o: /usr/include/sys/types.h /usr/include/features.h
util.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
util.o: /usr/include/bits/types.h
util.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
util.o: /usr/include/time.h /usr/include/endian.h /usr/include/bits/endian.h
util.o: /usr/include/sys/select.h /usr/include/bits/select.h
util.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
util.o: /usr/include/errno.h /usr/include/bits/errno.h
util.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stddef.h
util.o: /usr/include/time.h /usr/include/errno.h /usr/include/bits/errno.h
util.o: /usr/include/linux/errno.h /usr/include/asm/errno.h
util.o: /usr/include/stdio.h
util.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
util.o: /usr/include/libio.h /usr/include/_G_config.h
util.o: /usr/include/stdio.h /usr/include/libio.h /usr/include/_G_config.h
util.o: /usr/include/wchar.h /usr/include/bits/wchar.h /usr/include/gconv.h
util.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stdarg.h
util.o: /usr/include/bits/stdio_lim.h /usr/include/stdlib.h
util.o: /usr/include/alloca.h /usr/include/string.h /usr/include/unistd.h
util.o: /usr/include/bits/posix_opt.h /usr/include/bits/confname.h
util.o: /usr/include/getopt.h iftop.h
util.o: /usr/include/string.h /usr/include/unistd.h
util.o: /usr/include/bits/posix_opt.h /usr/include/bits/confname.h iftop.h
sorted_list.o: /usr/include/stdlib.h /usr/include/features.h
sorted_list.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
sorted_list.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
sorted_list.o: /usr/include/sys/types.h /usr/include/bits/types.h
sorted_list.o: /usr/include/time.h /usr/include/endian.h
sorted_list.o: /usr/include/bits/endian.h /usr/include/sys/select.h
sorted_list.o: /usr/include/bits/select.h /usr/include/bits/sigset.h
sorted_list.o: /usr/include/sys/sysmacros.h /usr/include/alloca.h
sorted_list.o: /usr/include/stdio.h
sorted_list.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
sorted_list.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stddef.h
sorted_list.o: /usr/include/stdio.h /usr/include/bits/types.h
sorted_list.o: /usr/include/libio.h /usr/include/_G_config.h
sorted_list.o: /usr/include/wchar.h /usr/include/bits/wchar.h
sorted_list.o: /usr/include/gconv.h
sorted_list.o: /usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stdarg.h
sorted_list.o: /usr/include/bits/stdio_lim.h sorted_list.h iftop.h

34
iftop.c
View File

@@ -34,6 +34,8 @@ int history_pos = 0;
int history_len = 1;
pthread_mutex_t tick_mutex;
int promiscuous = 0;
sig_atomic_t foad;
static void finish(int sig) {
@@ -112,22 +114,24 @@ static void handle_packet(char* args, const struct pcap_pkthdr* pkthdr,const cha
iptr = (struct ip*)(packet + sizeof(struct ether_header)); /* alignment? */
if (memcmp(eptr->ether_shost, if_hw_addr, 6) == 0) {
if(memcmp(eptr->ether_shost, if_hw_addr, 6) == 0 ) {
/* Packet leaving this interface. */
ap.src = iptr->ip_src;
ap.dst = iptr->ip_dst;
} else {
/* Assume it's a packet arriving at this interface. This is OK,
* since packets which don't have this interface as their source or
* destination should all be broadcast packets, which are
* incoming.
* XXX this results in a confusing display:
* 10.1.2.255 => foo.bar.com 0b 0b 0b
* <= 1k 1k 1k
* FIXME? */
}
else if(memcmp(eptr->ether_dhost, if_hw_addr, 6) == 0 || memcmp("\xFF\xFF\xFF\xFF\xFF\xFF", eptr->ether_dhost, 6) == 0) {
ap.src = iptr->ip_dst;
ap.dst = iptr->ip_src;
}
else if(iptr->ip_src.s_addr < iptr->ip_dst.s_addr) {
ap.src = iptr->ip_src;
ap.dst = iptr->ip_dst;
}
else {
ap.src = iptr->ip_dst;
ap.dst = iptr->ip_src;
}
/* Add the address to be resolved */
resolve(&iptr->ip_dst, NULL, 0);
@@ -184,7 +188,7 @@ void packet_loop(void* ptr) {
resolver_initialise();
/* Open non-promiscuous since this is intended to be run on a router. */
pd = pcap_open_live(interface, CAPTURE_LENGTH, 0, 1000, errbuf);
pd = pcap_open_live(interface, CAPTURE_LENGTH, promiscuous, 1000, errbuf);
if(pd == NULL) {
fprintf(stderr, "pcap_open_live(%s): %s\n", interface, errbuf);
foad = 1;
@@ -222,6 +226,8 @@ void usage(FILE *fp) {
" -i interface listen on named interface (default: eth0)\n"
" -f filter code use filter code to select packets to count\n"
" (default: none, but only IP packets are counted)\n"
" -p run in promiscuous mode (show traffic between other\n"
" hosts on the same network segment)\n"
" -h display this message\n"
"\n"
"iftop, $Id$\n"
@@ -230,7 +236,7 @@ void usage(FILE *fp) {
/* main:
* Entry point. See usage(). */
char optstr[] = "+i:f:dh";
char optstr[] = "+i:f:dhp";
int main(int argc, char **argv) {
pthread_t thread;
struct sigaction sa = {0};
@@ -256,6 +262,10 @@ int main(int argc, char **argv) {
filtercode = optarg;
break;
case 'p':
promiscuous = 1;
break;
case '?':
fprintf(stderr, "iftop: unknown option -%c\n", optopt);
usage(stderr);