pcap-pf.c File Reference

#include <sys/types.h>
#include <sys/time.h>
#include <sys/timeb.h>
#include <sys/socket.h>
#include <sys/file.h>
#include <sys/ioctl.h>
#include <net/pfilt.h>
#include <net/if.h>
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/ip.h>
#include <netinet/if_ether.h>
#include <netinet/ip_var.h>
#include <netinet/udp.h>
#include <netinet/udp_var.h>
#include <netinet/tcp.h>
#include <netinet/tcpip.h>
#include <errno.h>
#include <netdb.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <net/bpf.h>
#include "pcap-int.h"

Include dependency graph for pcap-pf.c:

Go to the source code of this file.

Data Structures
struct	pcap_pf

Macros
#define	PCAP_DONT_INCLUDE_PCAP_BPF_H
#define	PCAP_FDDIPAD   3
#define	BUFSPACE   (200 * 256)
#define	ENDT_FDDI   4

Functions
static int	pcap_setfilter_pf (pcap_t *, struct bpf_program *)
static int	pcap_read_pf (pcap_t *pc, int cnt, pcap_handler callback, u_char *user)
static int	pcap_inject_pf (pcap_t *p, const void *buf, int size)
static int	pcap_stats_pf (pcap_t *p, struct pcap_stat *ps)
static int	pcap_activate_pf (pcap_t *p)
pcap_t *	pcap_create_interface (const char *device, char *ebuf)
static int	can_be_bound (const char *name)
static int	get_if_flags (const char *name, bpf_u_int32 *flags, char *errbuf)
int	pcap_platform_finddevs (pcap_if_list_t *devlistp, char *errbuf)
const char *	pcap_lib_version (void)

Macro Definition Documentation

BUFSPACE

#define BUFSPACE   (200 * 256)

Definition at line 97 of file pcap-pf.c.

ENDT_FDDI

#define ENDT_FDDI   4

PCAP_DONT_INCLUDE_PCAP_BPF_H

#define PCAP_DONT_INCLUDE_PCAP_BPF_H

Definition at line 62 of file pcap-pf.c.

PCAP_FDDIPAD

#define PCAP_FDDIPAD   3

Definition at line 74 of file pcap-pf.c.

Function Documentation

can_be_bound()

static int can_be_bound ( const char *  name )

static

Definition at line 551 of file pcap-pf.c.

Referenced by pcap_platform_finddevs().

get_if_flags()

static int get_if_flags ( const char *  name, bpf_u_int32 *  flags, char *  errbuf  )

static

Definition at line 557 of file pcap-pf.c.

References PCAP_IF_CONNECTION_STATUS_NOT_APPLICABLE, and PCAP_IF_LOOPBACK.

Referenced by pcap_platform_finddevs().

pcap_activate_pf()

static int pcap_activate_pf ( pcap_t *  p )

static

Definition at line 293 of file pcap-pf.c.

References pcap::buffer, pcap::bufsize, BUFSPACE, pcap_opt::device, pcap::dlt_count, DLT_DOCSIS, DLT_EN10MB, DLT_FDDI, DLT_IEEE802, pcap::dlt_list, DLT_PPP, DLT_SLIP, ENDT_FDDI, pcap::errbuf, errno, pcap::fd, pcap::fddipad, pcap::getnonblock_op, pcap_opt::immediate, pcap::inject_op, ioctl(), pcap::linktype, MAXIMUM_SNAPLEN, pcap::offset, pcap::opt, pcap_pf::OrigMissed, pcap_cleanup_live_common(), PCAP_ERRBUF_SIZE, PCAP_ERROR, PCAP_ERROR_PERM_DENIED, PCAP_FDDIPAD, pcap_fmt_errmsg_for_errno(), pcap_getnonblock_fd(), pcap_inject_pf(), pcap_read_pf(), pcap_setfilter_pf(), pcap_setnonblock_fd(), pcap_stats_pf(), pfopen(), pcap::priv, pcap_opt::promisc, pcap::read_op, pcap::selectable_fd, pcap::set_datalink_op, pcap::setdirection_op, pcap::setfilter_op, pcap::setnonblock_op, pcap::snapshot, snprintf(), pcap::stats_op, and pcap_opt::timeout.

Referenced by pcap_create_interface().

pcap_create_interface()

pcap_t* pcap_create_interface	(	const char *	device,
		char *	ebuf
	)

Definition at line 534 of file pcap-pf.c.

References pcap::activate_op, pcap_activate_pf(), and PCAP_CREATE_COMMON.

pcap_inject_pf()

static int pcap_inject_pf ( pcap_t *  p, const void *  buf, int  size  )

static

Definition at line 224 of file pcap-pf.c.

References pcap::errbuf, errno, pcap::fd, PCAP_ERRBUF_SIZE, pcap_fmt_errmsg_for_errno(), and write().

Referenced by pcap_activate_pf().

pcap_lib_version()

const char* pcap_lib_version

(

void

)

Definition at line 675 of file pcap-pf.c.

References PCAP_VERSION_STRING.

pcap_platform_finddevs()

int pcap_platform_finddevs	(	pcap_if_list_t *	devlistp,
		char *	errbuf
	)

Definition at line 578 of file pcap-pf.c.

References can_be_bound(), get_if_flags(), and pcap_findalldevs_interfaces().

pcap_read_pf()

static int pcap_read_pf ( pcap_t *  pc, int  cnt, pcap_handler  callback, u_char *  user  )

static

Definition at line 100 of file pcap-pf.c.

References bpf_program::bf_insns, pcap::bp, pcap::break_loop, pcap::buffer, pcap::bufsize, pcap_pkthdr::caplen, pcap::cc, pcap::errbuf, errno, pcap::fcode, pcap::fd, pcap::fddipad, pcap_pf::filtering_in_kernel, pcap_pkthdr::len, lseek(), pcap::offset, pcap_pf::OrigMissed, PACKET_COUNT_IS_UNLIMITED, pcap_filter(), pcap_fmt_errmsg_for_errno(), pcap::priv, read(), pcap::snapshot, snprintf(), pcap_pf::TotAccepted, pcap_pf::TotDrops, pcap_pf::TotMissed, pcap_pf::TotPkts, and pcap_pkthdr::ts.

Referenced by pcap_activate_pf().

pcap_setfilter_pf()

static int pcap_setfilter_pf ( pcap_t *  p, struct bpf_program *  fp  )

static

Definition at line 585 of file pcap-pf.c.

References pcap::cc, pcap::errbuf, errno, pcap::fd, pcap_pf::filtering_in_kernel, install_bpf_program(), ioctl(), pcap_fmt_errmsg_for_errno(), and pcap::priv.

Referenced by pcap_activate_pf().

pcap_stats_pf()

static int pcap_stats_pf ( pcap_t *  p, struct pcap_stat *  ps  )

static

Definition at line 238 of file pcap-pf.c.

References pcap_pf::OrigMissed, pcap::priv, pcap_stat::ps_drop, pcap_stat::ps_ifdrop, pcap_stat::ps_recv, pcap_pf::TotAccepted, pcap_pf::TotDrops, and pcap_pf::TotMissed.

Referenced by pcap_activate_pf().