1PCAP_SET_DATALINK(3PCAP) PCAP_SET_DATALINK(3PCAP)
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6 pcap_set_datalink - set the link-layer header type to be used by a cap‐
7 ture device
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10 #include <pcap/pcap.h>
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12 int pcap_set_datalink(pcap_t *p, int dlt);
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15 pcap_set_datalink() is used to set the current link-layer header type
16 of the pcap descriptor to the type specified by dlt.
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19 pcap_set_datalink() returns 0 on success and -1 on failure. If -1 is
20 returned, pcap_geterr() or pcap_perror() may be called with p as an
21 argument to fetch or display the error text.
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24 pcap(3PCAP), pcap_geterr(3PCAP), pcap_datalink_name_to_val(3PCAP)
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28 22 August 2010 PCAP_SET_DATALINK(3PCAP)