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62 * Author: Brooks Davis <brooks@FreeBSD.org>
63 * Derived from: ng_hole.c
69 * This node simply takes IP packets and calls ip_input on them
72 #include <sys/param.h>
73 #include <sys/systm.h>
74 #include <sys/kernel.h>
75 #include <sys/malloc.h>
77 #include <sys/socket.h>
79 #include <net/if_types.h>
80 #include <net/if_var.h>
81 #include <netinet/in.h>
82 #include <netinet/in_var.h>
83 #include <net/netisr.h>
84 #include <netgraph/ng_message.h>
85 #include <netgraph/netgraph.h>
86 #include <netgraph/ng_ip_input.h>
88 /* Netgraph methods */
89 static ng_constructor_t ngipi_cons;
90 static ng_rcvdata_t ngipi_rcvdata;
91 static ng_disconnect_t ngipi_disconnect;
93 static struct ng_type typestruct = {
95 NG_IP_INPUT_NODE_TYPE,
96 NULL, /* modeventhand_t */
97 ngipi_cons, /* ng_constructor_t */
98 NULL, /* ng_rcvmsg_t */
99 NULL, /* ng_shutdown_t */
100 NULL, /* ng_newhook_t */
101 NULL, /* ng_findhook_t */
102 NULL, /* ng_connect_t */
103 ngipi_rcvdata, /* ng_rcvdata_t */
104 ngipi_disconnect, /* ng_disconnect_t */
105 NULL /* ng_cmdlist */
107 NETGRAPH_INIT(ip_input, &typestruct);
110 * Be obliging. but no work to do.
113 ngipi_cons(node_p node)
122 ngipi_rcvdata(hook_p hook, item_p item)
128 netisr_dispatch(NETISR_IP, m);
136 ngipi_disconnect(hook_p hook)
138 if (NG_NODE_NUMHOOKS(NG_HOOK_NODE(hook)) == 0)
139 ng_rmnode_self(NG_HOOK_NODE(hook));