+/*
+ * Copyright (c) 2016 Apple Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+ */
+
/* $KAME: keydb.c,v 1.61 2000/03/25 07:24:13 sumikawa Exp $ */
/*
#include <net/net_osdep.h>
+extern lck_mtx_t *sadb_mutex;
+
MALLOC_DEFINE(M_SECA, "key mgmt", "security associations, key management");
-static void keydb_delsecasvar __P((struct secasvar *));
+// static void keydb_delsecasvar(struct secasvar *); // not used
/*
* secpolicy management
*/
struct secpolicy *
-keydb_newsecpolicy()
+keydb_newsecpolicy(void)
{
struct secpolicy *p;
- p = (struct secpolicy *)_MALLOC(sizeof(*p), M_SECA, M_WAITOK);
- if (!p)
- return p;
- bzero(p, sizeof(*p));
- return p;
+ LCK_MTX_ASSERT(sadb_mutex, LCK_MTX_ASSERT_NOTOWNED);
+
+ return (struct secpolicy *)_MALLOC(sizeof(*p), M_SECA,
+ M_WAITOK | M_ZERO);
}
void
-keydb_delsecpolicy(p)
- struct secpolicy *p;
+keydb_delsecpolicy(struct secpolicy *p)
{
-
_FREE(p, M_SECA);
}
* secashead management
*/
struct secashead *
-keydb_newsecashead()
+keydb_newsecashead(void)
{
struct secashead *p;
int i;
- p = (struct secashead *)_MALLOC(sizeof(*p), M_SECA, M_WAITOK);
- if (!p)
+ LCK_MTX_ASSERT(sadb_mutex, LCK_MTX_ASSERT_OWNED);
+
+ p = (struct secashead *)_MALLOC(sizeof(*p), M_SECA, M_NOWAIT | M_ZERO);
+ if (!p) {
+ lck_mtx_unlock(sadb_mutex);
+ p = (struct secashead *)_MALLOC(sizeof(*p), M_SECA,
+ M_WAITOK | M_ZERO);
+ lck_mtx_lock(sadb_mutex);
+ }
+ if (!p) {
return p;
- bzero(p, sizeof(*p));
- for (i = 0; i < sizeof(p->savtree)/sizeof(p->savtree[0]); i++)
+ }
+ for (i = 0; i < sizeof(p->savtree) / sizeof(p->savtree[0]); i++) {
LIST_INIT(&p->savtree[i]);
+ }
return p;
}
+#if 0
void
keydb_delsecashead(p)
- struct secashead *p;
+struct secashead *p;
{
-
_FREE(p, M_SECA);
}
+
+
/*
* secasvar management (reference counted)
*/
{
struct secasvar *p;
+ LCK_MTX_ASSERT(sadb_mutex, LCK_MTX_ASSERT_NOTOWNED);
+
p = (struct secasvar *)_MALLOC(sizeof(*p), M_SECA, M_WAITOK);
- if (!p)
+ if (!p) {
return p;
+ }
bzero(p, sizeof(*p));
p->refcnt = 1;
return p;
void
keydb_refsecasvar(p)
- struct secasvar *p;
+struct secasvar *p;
{
- int s;
+ LCK_MTX_ASSERT(sadb_mutex, LCK_MTX_ASSERT_OWNED);
- s = splnet();
p->refcnt++;
- splx(s);
}
void
keydb_freesecasvar(p)
- struct secasvar *p;
+struct secasvar *p;
{
- int s;
+ LCK_MTX_ASSERT(sadb_mutex, LCK_MTX_ASSERT_OWNED);
- s = splnet();
p->refcnt--;
/* negative refcnt will cause panic intentionally */
- if (p->refcnt <= 0)
+ if (p->refcnt <= 0) {
keydb_delsecasvar(p);
- splx(s);
+ }
}
static void
keydb_delsecasvar(p)
- struct secasvar *p;
+struct secasvar *p;
{
-
- if (p->refcnt)
+ if (p->refcnt) {
panic("keydb_delsecasvar called with refcnt != 0");
+ }
_FREE(p, M_SECA);
}
+#endif
/*
* secreplay management
*/
struct secreplay *
-keydb_newsecreplay(wsize)
- size_t wsize;
+keydb_newsecreplay(u_int8_t wsize)
{
struct secreplay *p;
- p = (struct secreplay *)_MALLOC(sizeof(*p), M_SECA, M_WAITOK);
- if (!p)
+ LCK_MTX_ASSERT(sadb_mutex, LCK_MTX_ASSERT_OWNED);
+
+ p = (struct secreplay *)_MALLOC(sizeof(*p), M_SECA, M_NOWAIT | M_ZERO);
+ if (!p) {
+ lck_mtx_unlock(sadb_mutex);
+ p = (struct secreplay *)_MALLOC(sizeof(*p), M_SECA,
+ M_WAITOK | M_ZERO);
+ lck_mtx_lock(sadb_mutex);
+ }
+ if (!p) {
return p;
+ }
- bzero(p, sizeof(*p));
if (wsize != 0) {
- p->bitmap = (caddr_t)_MALLOC(wsize, M_SECA, M_WAITOK);
+ p->bitmap = (caddr_t)_MALLOC(wsize, M_SECA, M_NOWAIT | M_ZERO);
if (!p->bitmap) {
- _FREE(p, M_SECA);
- return NULL;
+ lck_mtx_unlock(sadb_mutex);
+ p->bitmap = (caddr_t)_MALLOC(wsize, M_SECA,
+ M_WAITOK | M_ZERO);
+ lck_mtx_lock(sadb_mutex);
+ if (!p->bitmap) {
+ _FREE(p, M_SECA);
+ return NULL;
+ }
}
- bzero(p->bitmap, wsize);
}
p->wsize = wsize;
return p;
}
void
-keydb_delsecreplay(p)
- struct secreplay *p;
+keydb_delsecreplay(struct secreplay *p)
{
-
- if (p->bitmap)
+ if (p->bitmap) {
_FREE(p->bitmap, M_SECA);
+ }
_FREE(p, M_SECA);
}
-/*
+#if 0
+/* NOT USED
* secreg management
*/
struct secreg *
struct secreg *p;
p = (struct secreg *)_MALLOC(sizeof(*p), M_SECA, M_WAITOK);
- if (p)
+ if (p) {
bzero(p, sizeof(*p));
+ }
return p;
}
void
keydb_delsecreg(p)
- struct secreg *p;
+struct secreg *p;
{
-
_FREE(p, M_SECA);
}
+#endif
projects / apple / xnu.git / blobdiff