pcap.c File Reference

PCAP function. More...

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Functions
clib_error_t *	pcap_close (pcap_main_t *pm)
	Close PCAP file. More...
clib_error_t *	pcap_write (pcap_main_t *pm)
	Write PCAP file. More...
clib_error_t *	pcap_read (pcap_main_t *pm)
	Read PCAP file. More...

Detailed Description

PCAP function.

Usage:

#include <vnet/unix/pcap.h>

static pcap_main_t pcap = {
 .file_name = "/tmp/ip4",
 .n_packets_to_capture = 2,
 .packet_type = PCAP_PACKET_TYPE_ip,
};

To add a buffer:

pcap_add_buffer (&pcap, vm, pi0, 128);

File will be written after n_packets_to_capture or call to pcap_write (&pcap).

Definition in file pcap.c.

Function Documentation

clib_error_t* pcap_close

(

pcap_main_t *

pm

)

Close PCAP file.

Returns

rc - clib_error_t

Definition at line 74 of file pcap.c.

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clib_error_t* pcap_read

(

pcap_main_t *

pm

)

Read PCAP file.

Read data from file.

Returns

rc - clib_error_t

Definition at line 170 of file pcap.c.

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clib_error_t* pcap_write

(

pcap_main_t *

pm

)

Write PCAP file.

Write out data to output file.

Returns

rc - clib_error_t

Definition at line 89 of file pcap.c.

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