--- libaitio/example/bpf.c	2013/07/01 20:44:09	1.2.2.1
+++ libaitio/example/bpf.c	2013/12/04 12:19:55	1.3.24.1
@@ -61,7 +61,6 @@ static void *
 ShowPkt(void *buffer)
 {
 	char Proto = 0, szStr[BUFSIZ], szLine[BUFSIZ], szWrk[BUFSIZ], szShow[USHRT_MAX] = { 0 };
-	struct bpf_hdr *bpf = buffer;
 #ifdef __FreeBSD__
 	struct bpf_zbuf_header *bzh = buffer;
 	struct icmphdr *icmp;
@@ -78,9 +77,7 @@ ShowPkt(void *buffer)
 
 	assert(buffer);
 
-	snprintf(szLine, BUFSIZ, "#Packet length: %d\n>>> Ethernet ...\n", bpf->bh_datalen);
-	strlcat(szShow, szLine, USHRT_MAX);
-	eth = (struct ether_header *) (buffer + bpf->bh_hdrlen);
+	eth = (struct ether_header *) buffer;
 
 	switch (ntohs(eth->ether_type)) {
 		case ETHERTYPE_ARP:
@@ -251,13 +248,14 @@ main(int argc, char **argv)
 	u_int n, count = (u_int) -1;
 	register int i;
 	int dev, fd, ret, siz = 0;
-	char szStr[BUFSIZ], szMap[MAXPATHLEN] = { 0 }, *buffer = NULL;
+	char szStr[BUFSIZ], szEA[STRSIZ], szMap[MAXPATHLEN] = { 0 }, *buffer = NULL;
 	struct ifreq ifr;
 	struct pollfd pfd = { 0 };
 	pthread_t tid;
 	char ch, mode = 'R';
 	struct timespec ts_start, ts_end;
 	void *bz = NULL;
+	ether_addr_t ea;
 
 	while ((ch = getopt(argc, argv, "hvwzs:p:f:")) != -1)
 		switch (ch) {
@@ -292,6 +290,10 @@ main(int argc, char **argv)
 		strlcpy(szStr, strrchr(*argv, '/') + 1, sizeof szStr);
 	else
 		strlcpy(szStr, *argv, sizeof szStr);
+
+	printf("io_getmaciface(%s) -> %d\n", szStr, io_getmaciface(szStr, &ea));
+	e_ether_ntoa(&ea, szEA, sizeof szEA);
+	printf("ethernet address is %s\n", szEA);
 
 #ifdef __FreeBSD__
 	dev = io_etherOpen(szStr, O_RDWR | O_NONBLOCK, 42, 0, (u_int*) &siz, (flg) ? &bz : NULL);