xnu-4570.31.3.tar.gz

[apple/xnu.git] / bsd / netinet6 / ah_output.c

diff --git a/bsd/netinet6/ah_output.c b/bsd/netinet6/ah_output.c
index 13c4157b0f64bec73ba61971d217ae54d9800d88..1e723fa3f7fb767a264ca0157e56ffe228302edf 100644 (file)
--- a/bsd/netinet6/ah_output.c
+++ b/bsd/netinet6/ah_output.c
@@ -1,3 +1,31 @@
+/*
+ * Copyright (c) 2008-2011 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@
+ */
+
 /*     $FreeBSD: src/sys/netinet6/ah_output.c,v 1.1.2.3 2001/07/03 11:01:49 ume Exp $  */
 /*     $KAME: ah_output.c,v 1.30 2001/02/21 00:50:53 itojun Exp $      */
 
@@ -89,8 +117,7 @@ extern lck_mtx_t *sadb_mutex;
  * virtual interface, and control MTU/MSS by the interface MTU.
  */
 size_t
-ah_hdrsiz(isr)
-       struct ipsecrequest *isr;
+ah_hdrsiz(struct ipsecrequest *isr)
 {
 
        /* sanity check */
@@ -156,9 +183,7 @@ estimate:
  * the function does not modify m.
  */
 int
-ah4_output(m, sav)
-       struct mbuf *m;
-       struct secasvar *sav;
+ah4_output(struct mbuf *m, struct secasvar *sav)
 {
        const struct ah_algorithm *algo;
        u_int32_t spi;
@@ -249,7 +274,7 @@ ah4_output(m, sav)
        if (sav->flags & SADB_X_EXT_OLD) {
                struct ah *ahdr;
 
-               ahdr = (struct ah *)ahdrpos;
+               ahdr = (struct ah *)(void *)ahdrpos;
                ahsumpos = (u_char *)(ahdr + 1);
                ahdr->ah_len = plen >> 2;
                ahdr->ah_nxt = ip->ip_p;
@@ -259,7 +284,7 @@ ah4_output(m, sav)
        } else {
                struct newah *ahdr;
 
-               ahdr = (struct newah *)ahdrpos;
+               ahdr = (struct newah *)(void *)ahdrpos;
                ahsumpos = (u_char *)(ahdr + 1);
                ahdr->ah_len = (plen >> 2) + 1; /* plus one for seq# */
                ahdr->ah_nxt = ip->ip_p;
@@ -343,8 +368,7 @@ ah4_output(m, sav)
 
 /* Calculate AH length */
 int
-ah_hdrlen(sav)
-       struct secasvar *sav;
+ah_hdrlen(struct secasvar *sav)
 {
        const struct ah_algorithm *algo;
        int plen, ahlen;
@@ -370,11 +394,8 @@ ah_hdrlen(sav)
  * Fill in the Authentication Header and calculate checksum.
  */
 int
-ah6_output(m, nexthdrp, md, sav)
-       struct mbuf *m;
-       u_char *nexthdrp;
-       struct mbuf *md;
-       struct secasvar *sav;
+ah6_output(struct mbuf *m, u_char *nexthdrp, struct mbuf *md,
+          struct secasvar *sav)
 {
        struct mbuf *mprev;
        struct mbuf *mah;
@@ -525,8 +546,7 @@ ah6_output(m, nexthdrp, md, sav)
  * The mbuf must be pulled up toward, at least, ip option part.
  */
 static struct in_addr *
-ah4_finaldst(m)
-       struct mbuf *m;
+ah4_finaldst(struct mbuf *m)
 {
        struct ip *ip;
        int optlen;
@@ -589,7 +609,7 @@ ah4_finaldst(m)
                                return NULL;
                        }
                        i += q[i + IPOPT_OLEN] - sizeof(struct in_addr);
-                       return (struct in_addr *)(q + i);
+                       return (struct in_addr *)(void *)(q + i);
                default:
                        if (q[i + IPOPT_OLEN] < 2 ||
                            optlen - i < q[i + IPOPT_OLEN]) {