xnu-2782.40.9.tar.gz

[apple/xnu.git] / bsd / netkey / keysock.c

diff --git a/bsd/netkey/keysock.c b/bsd/netkey/keysock.c
index 08f515e1c352334dbe24ebeeac0e6186e8df7e5a..69c1e92c83041998b2d7bb64f94667fba8e5d788 100644 (file)
--- a/bsd/netkey/keysock.c
+++ b/bsd/netkey/keysock.c
@@ -37,6 +37,7 @@
 #include <sys/kernel.h>
 #include <sys/sysctl.h>
 #include <sys/mbuf.h>
+#include <sys/mcache.h>
 #include <sys/malloc.h>
 #include <sys/socket.h>
 #include <sys/socketvar.h>
@@ -56,15 +57,17 @@
 #include <netkey/key_debug.h>
 
 extern lck_mtx_t *raw_mtx;
-extern void key_init(void) __attribute__((section("__TEXT, initcode")));
+extern void key_init(struct protosw *, struct domain *);
 
 struct sockaddr key_dst = { 2, PF_KEY, {0,0,0,0,0,0,0,0,0,0,0,0,0,0,} };
 struct sockaddr key_src = { 2, PF_KEY, {0,0,0,0,0,0,0,0,0,0,0,0,0,0,} };
 
+static void key_dinit(struct domain *);
 static int key_sendup0(struct rawcb *, struct mbuf *, int);
 
 struct pfkeystat pfkeystat;
 
+static struct domain *keydomain = NULL;
 
 extern lck_mtx_t *pfkey_stat_mutex;
 
@@ -492,14 +495,19 @@ key_sockaddr(struct socket *so, struct sockaddr **nam)
        return error;
 }
 
-struct pr_usrreqs key_usrreqs = {
-       key_abort, pru_accept_notsupp, key_attach, key_bind,
-       key_connect,
-       pru_connect2_notsupp, pru_control_notsupp, key_detach,
-       key_disconnect, pru_listen_notsupp, key_peeraddr,
-       pru_rcvd_notsupp,
-       pru_rcvoob_notsupp, key_send, pru_sense_null, key_shutdown,
-       key_sockaddr, sosend, soreceive, pru_sopoll_notsupp
+static struct pr_usrreqs key_usrreqs = {
+       .pru_abort =            key_abort,
+       .pru_attach =           key_attach,
+       .pru_bind =             key_bind,
+       .pru_connect =          key_connect,
+       .pru_detach =           key_detach,
+       .pru_disconnect =       key_disconnect,
+       .pru_peeraddr =         key_peeraddr,
+       .pru_send =             key_send,
+       .pru_shutdown =         key_shutdown,
+       .pru_sockaddr =         key_sockaddr,
+       .pru_sosend =           sosend,
+       .pru_soreceive =        soreceive,
 };
 
 /* sysctl */
@@ -509,25 +517,40 @@ SYSCTL_NODE(_net, PF_KEY, key, CTLFLAG_RW|CTLFLAG_LOCKED, 0, "Key Family");
  * Definitions of protocols supported in the KEY domain.
  */
 
-extern struct domain keydomain;
-
-struct protosw keysw[] = {
-{ SOCK_RAW,    &keydomain,     PF_KEY_V2,      PR_ATOMIC|PR_ADDR,
-  NULL,                key_output,     raw_ctlinput,   NULL,
-  NULL,
-  key_init,    NULL,           NULL,           NULL,
-  NULL,
-  &key_usrreqs,
-  NULL,                NULL,           NULL,
-  { NULL, NULL }, NULL, { 0 }
+extern struct domain keydomain_s;
+
+static struct protosw keysw[] = {
+{
+       .pr_type =              SOCK_RAW,
+       .pr_protocol =          PF_KEY_V2,
+       .pr_flags =             PR_ATOMIC|PR_ADDR,
+       .pr_output =            key_output,
+       .pr_ctlinput =          raw_ctlinput,
+       .pr_init =              key_init,
+       .pr_usrreqs =           &key_usrreqs,
 }
 };
 
-struct domain keydomain = { PF_KEY, "key", key_domain_init, NULL, NULL,
-      keysw, NULL,
-      NULL, 0,
-      sizeof(struct key_cb), 0, 0,
-      NULL, 0, { 0, 0}
+static int key_proto_count = (sizeof (keysw) / sizeof (struct protosw));
+
+struct domain keydomain_s = {
+       .dom_family =           PF_KEY,
+       .dom_name =             "key",
+       .dom_init =             key_dinit,
+       .dom_maxrtkey =         sizeof (struct key_cb),
 };
 
-DOMAIN_SET(key);
+static void
+key_dinit(struct domain *dp)
+{
+       struct protosw *pr;
+       int i;
+
+       VERIFY(!(dp->dom_flags & DOM_INITIALIZED));
+       VERIFY(keydomain == NULL);
+
+       keydomain = dp;
+
+       for (i = 0, pr = &keysw[0]; i < key_proto_count; i++, pr++)
+               net_add_proto(pr, dp, 1);
+}