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--- show_dump.c.orig Wed Apr 12 00:16:51 2006
+++ show_dump.c Wed Apr 12 00:18:21 2006
@@ -21,6 +21,7 @@
#include <sys/param.h>
#include <sys/types.h>
#include <sys/socket.h>
+#include <sys/ioctl.h>
#include <sys/time.h>
#include <netinet/in.h>
#include <arpa/inet.h>
@@ -118,6 +119,7 @@
bpf_u_int32 net;
bpf_u_int32 mask;
char name[100], buf[256];
+ int v = 1;
/* sanity check */
if (!ph || !ns) return -1;
@@ -139,13 +141,16 @@
if (buf[0] != '\0')
screen_status("%s: %s", ph->name, buf);
if (!live_pcap) return -1;
-#ifdef notdef
if (pcap_setnonblock(live_pcap, 1, buf) < 0) {
screen_status("%s: %s", ph->name, buf);
show_dump_close();
return -1;
}
-#endif
+ if (ioctl(pcap_fileno(live_pcap), BIOCIMMEDIATE, &v) < 0) {
+ screen_status("%s: %s", ph->name, strerror(errno));
+ show_dump_close();
+ return -1;
+ }
/* setup filter expression */
if (pcap_lookupnet(strcpy(name, ph->name), &net, &mask, buf) < 0) {
/* ignore error */
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