36 lines
908 B
C
36 lines
908 B
C
--- cdpr.c.orig Wed Nov 19 17:53:13 2003
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+++ cdpr.c Wed Nov 19 17:54:06 2003
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@@ -639,7 +639,7 @@
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pcap_lookupnet(dev, &net, &mask, errbuf);
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/* Open the pcap device */
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- if((handle = pcap_open_live(dev, BUFSIZ, 1, 0, errbuf)) == NULL)
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+ if((handle = pcap_open_live(dev, BUFSIZ, 1, 1000, errbuf)) == NULL)
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{
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printf("Error opening device (%s)\n", errbuf);
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exit(1);
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@@ -656,11 +656,6 @@
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pcap_setfilter(handle, &filter);
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pcap_freecode(&filter);
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- /* Set non-blocking mode */
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- if(pcap_setnonblock(handle, 1, errbuf))
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- {
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- pcap_perror(handle, NULL);
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- }
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/* Get the next packet that comes in, we only need one */
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printf("Waiting for CDP advertisement:\n");
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@@ -671,11 +666,7 @@
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do
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{
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packet = pcap_next(handle, &header);
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-#ifdef WIN32
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- Sleep(10000);
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-#else
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- usleep(10000);
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-#endif
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+
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} while ((!packet) && ( timeout=((start_time+seconds) > (unsigned int)time(NULL))) );
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/*
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