ng_ipfw.c File Reference

#include "opt_inet.h"
#include "opt_inet6.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/lock.h>
#include <sys/mbuf.h>
#include <sys/malloc.h>
#include <sys/ctype.h>
#include <sys/errno.h>
#include <sys/rwlock.h>
#include <sys/socket.h>
#include <sys/syslog.h>
#include <net/if.h>
#include <net/if_var.h>
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/in_var.h>
#include <netinet/ip_var.h>
#include <netinet/ip_fw.h>
#include <netinet/ip.h>
#include <netinet/ip6.h>
#include <netinet6/ip6_var.h>
#include <netpfil/ipfw/ip_fw_private.h>
#include <netgraph/ng_message.h>
#include <netgraph/ng_parse.h>
#include <netgraph/ng_ipfw.h>
#include <netgraph/netgraph.h>

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Data Structures
struct	ng_ipfw_hook_priv

Typedefs
typedef struct ng_ipfw_hook_priv *	hpriv_p

Functions
static int	ng_ipfw_mod_event (module_t mod, int event, void *data)
static hook_p	ng_ipfw_findhook1 (node_p, u_int16_t)
static int	ng_ipfw_input (struct mbuf **, struct ip_fw_args *, bool)
	NETGRAPH_INIT (ipfw, &ng_ipfw_typestruct)
	MODULE_DEPEND (ng_ipfw, ipfw, 3, 3, 3)
static int	ng_ipfw_constructor (node_p node)
static int	ng_ipfw_newhook (node_p node, hook_p hook, const char *name)
static int	ng_ipfw_connect (hook_p hook)
static hook_p	ng_ipfw_findhook (node_p node, const char *name)
static int	ng_ipfw_rcvdata (hook_p hook, item_p item)
static int	ng_ipfw_shutdown (node_p node)
static int	ng_ipfw_disconnect (hook_p hook)

Variables
static ng_constructor_t	ng_ipfw_constructor
static ng_shutdown_t	ng_ipfw_shutdown
static ng_newhook_t	ng_ipfw_newhook
static ng_connect_t	ng_ipfw_connect
static ng_findhook_t	ng_ipfw_findhook
static ng_rcvdata_t	ng_ipfw_rcvdata
static ng_disconnect_t	ng_ipfw_disconnect
static node_p	fw_node
static struct ng_type	ng_ipfw_typestruct

Typedef Documentation

hpriv_p

typedef struct ng_ipfw_hook_priv* hpriv_p

Definition at line 101 of file ng_ipfw.c.

Function Documentation

MODULE_DEPEND()

MODULE_DEPEND	(	ng_ipfw	,
		ipfw	,
		3	,
		3	,
		3
	)

NETGRAPH_INIT()

NETGRAPH_INIT	(	ipfw	,
		&	ng_ipfw_typestruct
	)

ng_ipfw_connect()

static int ng_ipfw_connect ( hook_p  hook )

static

Definition at line 193 of file ng_ipfw.c.

References ng_ipfw_hook_priv::hook, and NG_HOOK_FORCE_QUEUE.

ng_ipfw_constructor()

static int ng_ipfw_constructor ( node_p  node )

static

Definition at line 148 of file ng_ipfw.c.

ng_ipfw_disconnect()

static int ng_ipfw_disconnect ( hook_p  hook )

static

Definition at line 351 of file ng_ipfw.c.

References NG_HOOK_PRIVATE, and NG_HOOK_SET_PRIVATE.

ng_ipfw_findhook()

static hook_p ng_ipfw_findhook ( node_p  node, const char *  name  )

static

Definition at line 201 of file ng_ipfw.c.

References name, and ng_ipfw_findhook1().

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ng_ipfw_findhook1()

static hook_p ng_ipfw_findhook1 ( node_p  node, u_int16_t  rulenum  )

static

Definition at line 214 of file ng_ipfw.c.

References ng_ipfw_hook_priv::hook, NG_HOOK_IS_VALID, NG_HOOK_PRIVATE, and ng_ipfw_hook_priv::rulenum.

Referenced by ng_ipfw_findhook(), and ng_ipfw_input().

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ng_ipfw_input()

static int ng_ipfw_input ( struct mbuf **  m0, struct ip_fw_args *  fwa, bool  tee  )

static

Definition at line 286 of file ng_ipfw.c.

References fw_node, ng_ipfw_findhook1(), NG_SEND_DATA_ONLY, and r.

Referenced by ng_ipfw_mod_event().

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ng_ipfw_mod_event()

static int ng_ipfw_mod_event ( module_t  mod, int  event, void *  data  )

static

Definition at line 104 of file ng_ipfw.c.

References event, fw_node, ng_ipfw_input(), ng_ipfw_typestruct, ng_make_node_common(), and ng_name_node().

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ng_ipfw_newhook()

static int ng_ipfw_newhook ( node_p  node, hook_p  hook, const char *  name  )

static

Definition at line 154 of file ng_ipfw.c.

References ng_ipfw_hook_priv::hook, name, NG_HOOK_SET_PRIVATE, and ng_ipfw_hook_priv::rulenum.

ng_ipfw_rcvdata()

static int ng_ipfw_rcvdata ( hook_p  hook, item_p  item  )

static

Definition at line 229 of file ng_ipfw.c.

References NG_FREE_ITEM, NG_FREE_M, NGI_GET_M, and r.

ng_ipfw_shutdown()

static int ng_ipfw_shutdown ( node_p  node )

static

Definition at line 337 of file ng_ipfw.c.

References NG_NODE_UNREF.

Variable Documentation

fw_node

node_p fw_node

static

Definition at line 78 of file ng_ipfw.c.

Referenced by ng_ipfw_input(), and ng_ipfw_mod_event().

ng_ipfw_connect

ng_connect_t ng_ipfw_connect

static

Definition at line 69 of file ng_ipfw.c.

ng_ipfw_constructor

ng_constructor_t ng_ipfw_constructor

static

Definition at line 66 of file ng_ipfw.c.

ng_ipfw_disconnect

ng_disconnect_t ng_ipfw_disconnect

static

Definition at line 72 of file ng_ipfw.c.

ng_ipfw_findhook

ng_findhook_t ng_ipfw_findhook

static

Definition at line 70 of file ng_ipfw.c.

ng_ipfw_newhook

ng_newhook_t ng_ipfw_newhook

static

Definition at line 68 of file ng_ipfw.c.

ng_ipfw_rcvdata

ng_rcvdata_t ng_ipfw_rcvdata

static

Definition at line 71 of file ng_ipfw.c.

ng_ipfw_shutdown

ng_shutdown_t ng_ipfw_shutdown

static

Definition at line 67 of file ng_ipfw.c.

ng_ipfw_typestruct

struct ng_type ng_ipfw_typestruct

static

Initial value:

= {
        .version =      NG_ABI_VERSION,
        .name =         NG_IPFW_NODE_TYPE,
        .mod_event =    ng_ipfw_mod_event,
        .constructor =  ng_ipfw_constructor,
        .shutdown =     ng_ipfw_shutdown,
        .newhook =      ng_ipfw_newhook,
        .connect =      ng_ipfw_connect,
        .findhook =     ng_ipfw_findhook,
        .rcvdata =      ng_ipfw_rcvdata,
        .disconnect =   ng_ipfw_disconnect,
}

Definition at line 81 of file ng_ipfw.c.

Referenced by ng_ipfw_mod_event().