PCAP_CLOSE(3PCAP)PCAP_CLOSE(3PCAP)NAME
pcap_close - close a capture device or savefile
SYNOPSIS
#include <pcap/pcap.h>
void pcap_close(pcap_t *p);
DESCRIPTION
pcap_close() closes the files associated with p and deallocates resources.
SEE ALSO pcap(3PCAP)
5 April 2008 PCAP_CLOSE(3PCAP)
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PCAP_OPEN_OFFLINE(3PCAP)PCAP_OPEN_OFFLINE(3PCAP)NAME
pcap_open_offline, pcap_fopen_offline - open a saved capture file for reading
SYNOPSIS
#include <pcap/pcap.h>
char errbuf[PCAP_ERRBUF_SIZE];
pcap_t *pcap_open_offline(const char *fname, char *errbuf);
pcap_t *pcap_fopen_offline(FILE *fp, char *errbuf);
DESCRIPTION
pcap_open_offline() is called to open a ``savefile'' for reading.
fname specifies the name of the file to open. The file can have the pcap file format as described in pcap-savefile(5), which is the file
format used by, among other programs, tcpdump(1) and tcpslice(1), or can have the pcap-ng file format, although not all pcap-ng files can
be read. The name "-" in a synonym for stdin.
Alternatively, you may call pcap_fopen_offline() to read dumped data from an existing open stream fp. Note that on Windows, that stream
should be opened in binary mode.
RETURN VALUE
pcap_open_offline() and pcap_fopen_offline() return a pcap_t * on success and NULL on failure. If NULL is returned, errbuf is filled in
with an appropriate error message. errbuf is assumed to be able to hold at least PCAP_ERRBUF_SIZE chars.
SEE ALSO pcap(3PCAP), pcap-savefile(5)
5 April 2008 PCAP_OPEN_OFFLINE(3PCAP)
hi
plz help me modifying the following code (use pcap) to include concepts of parallel programming or multi threading. I am trying from the past 1 week to change the code and apply concepts of threads but have been unsuccessful.. pls guide me..
/* This section contains additional information... (1 Reply)
HI
For the past 1 week i have been trying to include the concepts of parallel programming or thread in the sniffex.c code. Haven't been able to..
Please suggest sm appropriate modifications to the following code:
/*
* sniffex.c
*
* Sniffer example of TCP/IP packet capture using... (1 Reply)
I want to write a small application using Libpcap in C on Linux.
Currently, it starts to sniff and waits for the packets. But that's not what I need actually. I want it to wait for N seconds and then stop listening. (I think there's something wrong with my usage of 'pcap_open_live'...)
How... (0 Replies)
Hi all
My application is a monitoring application that monitors the incoming udp packet when ever required. When ever a particular source ip and port and dest ip and port is provided the filter will be framed based them. For eg,
char filterExpr;
filterExpr = "udp and src host 192.168.16.100... (0 Replies)