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author | David S. Miller <davem@sunset.davemloft.net> | 2006-08-24 00:13:10 -0700 |
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committer | David S. Miller <davem@sunset.davemloft.net> | 2006-09-22 15:08:38 -0700 |
commit | 2770834c9f44afd1bfa13914c7285470775af657 (patch) | |
tree | 40191fdc632e572bc7878f57dc8fb385109a3aa8 /net/ipv4/xfrm4_state.c | |
parent | 64d9fdda8e1bdf416b2d9203c3ad9c249ea301be (diff) | |
download | lwn-2770834c9f44afd1bfa13914c7285470775af657.tar.gz lwn-2770834c9f44afd1bfa13914c7285470775af657.zip |
[XFRM]: Pull xfrm_state_bydst hash table knowledge out of afinfo.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/xfrm4_state.c')
-rw-r--r-- | net/ipv4/xfrm4_state.c | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/net/ipv4/xfrm4_state.c b/net/ipv4/xfrm4_state.c index 616be131b4e3..9dc1afc17b6d 100644 --- a/net/ipv4/xfrm4_state.c +++ b/net/ipv4/xfrm4_state.c @@ -88,65 +88,12 @@ __xfrm4_state_lookup_byaddr(xfrm_address_t *daddr, xfrm_address_t *saddr, return NULL; } -static struct xfrm_state * -__xfrm4_find_acq(u8 mode, u32 reqid, u8 proto, - xfrm_address_t *daddr, xfrm_address_t *saddr, - int create) -{ - struct xfrm_state *x, *x0; - unsigned h = __xfrm4_dst_hash(daddr); - - x0 = NULL; - - list_for_each_entry(x, xfrm4_state_afinfo.state_bydst+h, bydst) { - if (x->props.family == AF_INET && - daddr->a4 == x->id.daddr.a4 && - mode == x->props.mode && - proto == x->id.proto && - saddr->a4 == x->props.saddr.a4 && - reqid == x->props.reqid && - x->km.state == XFRM_STATE_ACQ && - !x->id.spi) { - x0 = x; - break; - } - } - if (!x0 && create && (x0 = xfrm_state_alloc()) != NULL) { - x0->sel.daddr.a4 = daddr->a4; - x0->sel.saddr.a4 = saddr->a4; - x0->sel.prefixlen_d = 32; - x0->sel.prefixlen_s = 32; - x0->props.saddr.a4 = saddr->a4; - x0->km.state = XFRM_STATE_ACQ; - x0->id.daddr.a4 = daddr->a4; - x0->id.proto = proto; - x0->props.family = AF_INET; - x0->props.mode = mode; - x0->props.reqid = reqid; - x0->props.family = AF_INET; - x0->lft.hard_add_expires_seconds = XFRM_ACQ_EXPIRES; - xfrm_state_hold(x0); - x0->timer.expires = jiffies + XFRM_ACQ_EXPIRES*HZ; - add_timer(&x0->timer); - xfrm_state_hold(x0); - list_add_tail(&x0->bydst, xfrm4_state_afinfo.state_bydst+h); - h = __xfrm4_src_hash(saddr); - xfrm_state_hold(x0); - list_add_tail(&x0->bysrc, xfrm4_state_afinfo.state_bysrc+h); - wake_up(&km_waitq); - } - if (x0) - xfrm_state_hold(x0); - return x0; -} - static struct xfrm_state_afinfo xfrm4_state_afinfo = { .family = AF_INET, .init_flags = xfrm4_init_flags, .init_tempsel = __xfrm4_init_tempsel, .state_lookup = __xfrm4_state_lookup, .state_lookup_byaddr = __xfrm4_state_lookup_byaddr, - .find_acq = __xfrm4_find_acq, }; void __init xfrm4_state_init(void) |