libipq.h File Reference

#include <errno.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/uio.h>
#include <asm/types.h>
#include <linux/netlink.h>
#include <linux/netfilter_ipv4/ip_queue.h>

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Data Structures
struct	ipq_handle

Macros
#define	LDEBUG(x...)
#define	MSG_TRUNC   0x20

Typedefs
typedef unsigned long	ipq_id_t

Functions
struct ipq_handle *	ipq_create_handle (u_int32_t flags, u_int32_t protocol)
int	ipq_destroy_handle (struct ipq_handle *h)
ssize_t	ipq_read (const struct ipq_handle *h, unsigned char *buf, size_t len, int timeout)
int	ipq_set_mode (const struct ipq_handle *h, u_int8_t mode, size_t len)
ipq_packet_msg_t *	ipq_get_packet (const unsigned char *buf)
int	ipq_message_type (const unsigned char *buf)
int	ipq_get_msgerr (const unsigned char *buf)
int	ipq_set_verdict (const struct ipq_handle *h, ipq_id_t id, unsigned int verdict, size_t data_len, unsigned char *buf)
int	ipq_ctl (const struct ipq_handle *h, int request,...)
char *	ipq_errstr (void)
void	ipq_perror (const char *s)

Macro Definition Documentation

#define LDEBUG

(

x...

)

#define MSG_TRUNC   0x20

Referenced by mnl_socket_recvfrom(), nfnl_listen(), nfnl_talk(), and nl_recv().

Typedef Documentation

typedef unsigned long ipq_id_t

Function Documentation

struct ipq_handle* ipq_create_handle	(	u_int32_t	flags,
		u_int32_t	protocol
	)

int ipq_ctl	(	const struct ipq_handle *	h,
		int	request,
			...
	)

int ipq_destroy_handle

(

struct ipq_handle *

h

)

References ipq_handle::fd.

char* ipq_errstr

(

void

)

Referenced by ipq_perror().

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int ipq_get_msgerr

(

const unsigned char *

buf

)

References nlmsgerr::error, and NLMSG_DATA.

ipq_packet_msg_t* ipq_get_packet

(

const unsigned char *

buf

)

References NLMSG_DATA.

int ipq_message_type

(

const unsigned char *

buf

)

void ipq_perror

(

const char *

s

)

References ipq_errstr().

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ssize_t ipq_read	(	const struct ipq_handle *	h,
		unsigned char *	buf,
		size_t	len,
		int	timeout
	)

int ipq_set_mode	(	const struct ipq_handle *	h,
		u_int8_t	mode,
		size_t	len
	)

int ipq_set_verdict	(	const struct ipq_handle *	h,
		ipq_id_t	id,
		unsigned int	verdict,
		size_t	data_len,
		unsigned char *	buf
	)

References buf, id, IPQM_VERDICT, ipq_handle::local, sockaddr_nl::nl_pid, nlh, NLM_F_REQUEST, nlmsghdr::nlmsg_flags, nlmsghdr::nlmsg_len, nlmsghdr::nlmsg_pid, nlmsghdr::nlmsg_type, NULL, ipq_handle::peer, and verdict.