[src/trunk]: src/sys/net Functionalize duplicated code. No functional changes.

[knakahara <knakahara%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/bed51095cf23
branches:  trunk
changeset: 831055:bed51095cf23
user:      knakahara <knakahara%NetBSD.org@localhost>
date:      Fri Mar 09 11:03:26 2018 +0000

description:
Functionalize duplicated code. No functional changes.

diffstat:

 sys/net/if_ipsec.c |  53 ++++++++++++++++++++---------------------------------
 1 files changed, 20 insertions(+), 33 deletions(-)

diffs (93 lines):

diff -r bbacd23821a4 -r bed51095cf23 sys/net/if_ipsec.c
--- a/sys/net/if_ipsec.c        Fri Mar 09 11:01:41 2018 +0000
+++ b/sys/net/if_ipsec.c        Fri Mar 09 11:03:26 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_ipsec.c,v 1.5 2018/03/09 11:01:41 knakahara Exp $  */
+/*     $NetBSD: if_ipsec.c,v 1.6 2018/03/09 11:03:26 knakahara Exp $  */
 
 /*
  * Copyright (c) 2017 Internet Initiative Japan Inc.
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_ipsec.c,v 1.5 2018/03/09 11:01:41 knakahara Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_ipsec.c,v 1.6 2018/03/09 11:03:26 knakahara Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_inet.h"
@@ -1321,6 +1321,20 @@
 }
 
 static inline void
+if_ipsec_add_mbuf_addr_port(struct mbuf *m0, struct sockaddr *addr, in_port_t port)
+{
+
+       if (port == 0) {
+               if_ipsec_add_mbuf(m0, addr, addr->sa_len);
+       } else {
+               struct sockaddr addrport;
+
+               if_ipsec_set_addr_port(&addrport, addr, port);
+               if_ipsec_add_mbuf(m0, &addrport, addrport.sa_len);
+       }
+}
+
+static inline void
 if_ipsec_add_pad(struct mbuf *m0, size_t len)
 {
        struct mbuf *m;
@@ -1525,27 +1539,13 @@
        m_copyback(m, 0, sizeof(msg), &msg);
 
        if_ipsec_add_mbuf(m, &xsrc, sizeof(xsrc));
-       if (sport == 0) {
-               if_ipsec_add_mbuf(m, src, src->sa_len);
-       } else {
-               struct sockaddr addrport;
-
-               if_ipsec_set_addr_port(&addrport, src, sport);
-               if_ipsec_add_mbuf(m, &addrport, addrport.sa_len);
-       }
+       if_ipsec_add_mbuf_addr_port(m, src, sport);
        padlen = PFKEY_UNUNIT64(xsrc.sadb_address_len)
                - (sizeof(xsrc) + PFKEY_ALIGN8(src->sa_len));
        if_ipsec_add_pad(m, padlen);
 
        if_ipsec_add_mbuf(m, &xdst, sizeof(xdst));
-       if (dport == 0) {
-               if_ipsec_add_mbuf(m, dst, dst->sa_len);
-       } else {
-               struct sockaddr addrport;
-
-               if_ipsec_set_addr_port(&addrport, dst, dport);
-               if_ipsec_add_mbuf(m, &addrport, addrport.sa_len);
-       }
+       if_ipsec_add_mbuf_addr_port(m, dst, dport);
        padlen = PFKEY_UNUNIT64(xdst.sadb_address_len)
                - (sizeof(xdst) + PFKEY_ALIGN8(dst->sa_len));
        if_ipsec_add_pad(m, padlen);
@@ -1553,21 +1553,8 @@
        if_ipsec_add_mbuf(m, &xpl, sizeof(xpl));
        if (policy == IPSEC_POLICY_IPSEC) {
                if_ipsec_add_mbuf(m, &xisr, sizeof(xisr));
-               if (sport == 0) {
-                       if_ipsec_add_mbuf(m, src, src->sa_len);
-               } else {
-                       struct sockaddr addrport;
-
-                       if_ipsec_set_addr_port(&addrport, src, sport);
-                       if_ipsec_add_mbuf(m, &addrport, addrport.sa_len);
-               }
-               if (dport == 0) {
-                       if_ipsec_add_mbuf(m, dst, dst->sa_len);
-               } else {
-                       struct sockaddr addrport;
-                       if_ipsec_set_addr_port(&addrport, dst, dport);
-                       if_ipsec_add_mbuf(m, &addrport, addrport.sa_len);
-               }
+               if_ipsec_add_mbuf_addr_port(m, src, sport);
+               if_ipsec_add_mbuf_addr_port(m, dst, dport);
        }
        padlen = PFKEY_UNUNIT64(xpl.sadb_x_policy_len) - sizeof(xpl);
        if (src != NULL)