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authorDavid S. Miller <davem@sunset.davemloft.net>2006-08-24 03:13:10 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 18:08:38 -0400
commit2770834c9f44afd1bfa13914c7285470775af657 (patch)
tree40191fdc632e572bc7878f57dc8fb385109a3aa8 /net/ipv6/xfrm6_state.c
parent64d9fdda8e1bdf416b2d9203c3ad9c249ea301be (diff)
[XFRM]: Pull xfrm_state_bydst hash table knowledge out of afinfo.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/xfrm6_state.c')
-rw-r--r--net/ipv6/xfrm6_state.c56
1 files changed, 0 insertions, 56 deletions
diff --git a/net/ipv6/xfrm6_state.c b/net/ipv6/xfrm6_state.c
index 6269584e610..40fcaab7e02 100644
--- a/net/ipv6/xfrm6_state.c
+++ b/net/ipv6/xfrm6_state.c
@@ -101,61 +101,6 @@ __xfrm6_state_lookup(xfrm_address_t *daddr, u32 spi, u8 proto)
101 return NULL; 101 return NULL;
102} 102}
103 103
104static struct xfrm_state *
105__xfrm6_find_acq(u8 mode, u32 reqid, u8 proto,
106 xfrm_address_t *daddr, xfrm_address_t *saddr,
107 int create)
108{
109 struct xfrm_state *x, *x0;
110 unsigned h = __xfrm6_dst_hash(daddr);
111
112 x0 = NULL;
113
114 list_for_each_entry(x, xfrm6_state_afinfo.state_bydst+h, bydst) {
115 if (x->props.family == AF_INET6 &&
116 ipv6_addr_equal((struct in6_addr *)daddr, (struct in6_addr *)x->id.daddr.a6) &&
117 mode == x->props.mode &&
118 proto == x->id.proto &&
119 ipv6_addr_equal((struct in6_addr *)saddr, (struct in6_addr *)x->props.saddr.a6) &&
120 reqid == x->props.reqid &&
121 x->km.state == XFRM_STATE_ACQ &&
122 !x->id.spi) {
123 x0 = x;
124 break;
125 }
126 }
127 if (!x0 && create && (x0 = xfrm_state_alloc()) != NULL) {
128 ipv6_addr_copy((struct in6_addr *)x0->sel.daddr.a6,
129 (struct in6_addr *)daddr);
130 ipv6_addr_copy((struct in6_addr *)x0->sel.saddr.a6,
131 (struct in6_addr *)saddr);
132 x0->sel.prefixlen_d = 128;
133 x0->sel.prefixlen_s = 128;
134 ipv6_addr_copy((struct in6_addr *)x0->props.saddr.a6,
135 (struct in6_addr *)saddr);
136 x0->km.state = XFRM_STATE_ACQ;
137 ipv6_addr_copy((struct in6_addr *)x0->id.daddr.a6,
138 (struct in6_addr *)daddr);
139 x0->id.proto = proto;
140 x0->props.family = AF_INET6;
141 x0->props.mode = mode;
142 x0->props.reqid = reqid;
143 x0->lft.hard_add_expires_seconds = XFRM_ACQ_EXPIRES;
144 xfrm_state_hold(x0);
145 x0->timer.expires = jiffies + XFRM_ACQ_EXPIRES*HZ;
146 add_timer(&x0->timer);
147 xfrm_state_hold(x0);
148 list_add_tail(&x0->bydst, xfrm6_state_afinfo.state_bydst+h);
149 h = __xfrm6_src_hash(saddr);
150 xfrm_state_hold(x0);
151 list_add_tail(&x0->bysrc, xfrm6_state_afinfo.state_bysrc+h);
152 wake_up(&km_waitq);
153 }
154 if (x0)
155 xfrm_state_hold(x0);
156 return x0;
157}
158
159static int 104static int
160__xfrm6_state_sort(struct xfrm_state **dst, struct xfrm_state **src, int n) 105__xfrm6_state_sort(struct xfrm_state **dst, struct xfrm_state **src, int n)
161{ 106{
@@ -280,7 +225,6 @@ static struct xfrm_state_afinfo xfrm6_state_afinfo = {
280 .init_tempsel = __xfrm6_init_tempsel, 225 .init_tempsel = __xfrm6_init_tempsel,
281 .state_lookup = __xfrm6_state_lookup, 226 .state_lookup = __xfrm6_state_lookup,
282 .state_lookup_byaddr = __xfrm6_state_lookup_byaddr, 227 .state_lookup_byaddr = __xfrm6_state_lookup_byaddr,
283 .find_acq = __xfrm6_find_acq,
284 .tmpl_sort = __xfrm6_tmpl_sort, 228 .tmpl_sort = __xfrm6_tmpl_sort,
285 .state_sort = __xfrm6_state_sort, 229 .state_sort = __xfrm6_state_sort,
286}; 230};