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| author | Jamal Hadi Salim <hadi@cyberus.ca> | 2010-02-22 11:32:56 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-02-22 16:21:07 -0800 |
| commit | 3d6acfa7641fd0a35f608b142f61e79f7ed8db43 (patch) | |
| tree | 747ed113a5ae6082eaad218583f172ef7c82321f /net | |
| parent | bd55775c8dd656fc69b3a42a1c4ab32abb7e8af9 (diff) | |
| download | linux-rt-3d6acfa7641fd0a35f608b142f61e79f7ed8db43.tar.gz | |
xfrm: SA lookups with mark
Allow mark to be added to the SA lookup
Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/xfrm/xfrm_state.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index 9f8530356b86..17d5b96f2fc8 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -682,6 +682,8 @@ static struct xfrm_state *__xfrm_state_lookup(struct net *net, u32 mark, xfrm_ad xfrm_addr_cmp(&x->id.daddr, daddr, family)) continue; + if ((mark & x->mark.m) != x->mark.v) + continue; xfrm_state_hold(x); return x; } @@ -702,6 +704,8 @@ static struct xfrm_state *__xfrm_state_lookup_byaddr(struct net *net, u32 mark, xfrm_addr_cmp(&x->props.saddr, saddr, family)) continue; + if ((mark & x->mark.m) != x->mark.v) + continue; xfrm_state_hold(x); return x; } @@ -794,6 +798,7 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr, hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) { if (x->props.family == family && x->props.reqid == tmpl->reqid && + (mark & x->mark.m) == x->mark.v && !(x->props.flags & XFRM_STATE_WILDRECV) && xfrm_state_addr_check(x, daddr, saddr, family) && tmpl->mode == x->props.mode && @@ -809,6 +814,7 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr, hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h_wildcard, bydst) { if (x->props.family == family && x->props.reqid == tmpl->reqid && + (mark & x->mark.m) == x->mark.v && !(x->props.flags & XFRM_STATE_WILDRECV) && xfrm_state_addr_check(x, daddr, saddr, family) && tmpl->mode == x->props.mode && @@ -892,6 +898,7 @@ xfrm_stateonly_find(struct net *net, u32 mark, hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) { if (x->props.family == family && x->props.reqid == reqid && + (mark & x->mark.m) == x->mark.v && !(x->props.flags & XFRM_STATE_WILDRECV) && xfrm_state_addr_check(x, daddr, saddr, family) && mode == x->props.mode && @@ -954,11 +961,13 @@ static void __xfrm_state_bump_genids(struct xfrm_state *xnew) struct xfrm_state *x; struct hlist_node *entry; unsigned int h; + u32 mark = xnew->mark.v & xnew->mark.m; h = xfrm_dst_hash(net, &xnew->id.daddr, &xnew->props.saddr, reqid, family); hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) { if (x->props.family == family && x->props.reqid == reqid && + (mark & x->mark.m) == x->mark.v && !xfrm_addr_cmp(&x->id.daddr, &xnew->id.daddr, family) && !xfrm_addr_cmp(&x->props.saddr, &xnew->props.saddr, family)) x->genid = xfrm_state_genid; @@ -980,6 +989,7 @@ static struct xfrm_state *__find_acq_core(struct net *net, struct xfrm_mark *m, unsigned int h = xfrm_dst_hash(net, daddr, saddr, reqid, family); struct hlist_node *entry; struct xfrm_state *x; + u32 mark = m->v & m->m; hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) { if (x->props.reqid != reqid || @@ -988,6 +998,7 @@ static struct xfrm_state *__find_acq_core(struct net *net, struct xfrm_mark *m, x->km.state != XFRM_STATE_ACQ || x->id.spi != 0 || x->id.proto != proto || + (mark & x->mark.m) != x->mark.v || xfrm_addr_cmp(&x->id.daddr, daddr, family) || xfrm_addr_cmp(&x->props.saddr, saddr, family)) continue; @@ -1442,6 +1453,7 @@ static struct xfrm_state *__xfrm_find_acq_byseq(struct net *net, u32 mark, u32 s hlist_for_each_entry(x, entry, net->xfrm.state_bydst+i, bydst) { if (x->km.seq == seq && + (mark & x->mark.m) == x->mark.v && x->km.state == XFRM_STATE_ACQ) { xfrm_state_hold(x); return x; |