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authorPatrick McHardy <kaber@trash.net>2015-04-11 02:27:36 +0100
committerPablo Neira Ayuso <pablo@netfilter.org>2015-04-13 17:17:28 +0200
commitb1c96ed37ceeef5573402d4af202897edaf1e4b8 (patch)
tree8c3664e72dad22a859712a91a49d332cbd28801c /net/netfilter/nft_lookup.c
parent8cd8937ac0d68435b4ca9bd3c987c3cfea269b4f (diff)
netfilter: nf_tables: add register parsing/dumping helpers
Add helper functions to parse and dump register values in netlink attributes. These helpers will later be changed to take care of translation between the old 128 bit and the new 32 bit register numbers. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nft_lookup.c')
-rw-r--r--net/netfilter/nft_lookup.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/netfilter/nft_lookup.c b/net/netfilter/nft_lookup.c
index 01dba68e8073..fc7afff81566 100644
--- a/net/netfilter/nft_lookup.c
+++ b/net/netfilter/nft_lookup.c
@@ -71,7 +71,7 @@ static int nft_lookup_init(const struct nft_ctx *ctx,
return PTR_ERR(set);
}
- priv->sreg = ntohl(nla_get_be32(tb[NFTA_LOOKUP_SREG]));
+ priv->sreg = nft_parse_register(tb[NFTA_LOOKUP_SREG]);
err = nft_validate_register_load(priv->sreg, set->klen);
if (err < 0)
return err;
@@ -80,7 +80,7 @@ static int nft_lookup_init(const struct nft_ctx *ctx,
if (!(set->flags & NFT_SET_MAP))
return -EINVAL;
- priv->dreg = ntohl(nla_get_be32(tb[NFTA_LOOKUP_DREG]));
+ priv->dreg = nft_parse_register(tb[NFTA_LOOKUP_DREG]);
err = nft_validate_register_store(ctx, priv->dreg, NULL,
set->dtype, set->dlen);
if (err < 0)
@@ -112,10 +112,10 @@ static int nft_lookup_dump(struct sk_buff *skb, const struct nft_expr *expr)
if (nla_put_string(skb, NFTA_LOOKUP_SET, priv->set->name))
goto nla_put_failure;
- if (nla_put_be32(skb, NFTA_LOOKUP_SREG, htonl(priv->sreg)))
+ if (nft_dump_register(skb, NFTA_LOOKUP_SREG, priv->sreg))
goto nla_put_failure;
if (priv->set->flags & NFT_SET_MAP)
- if (nla_put_be32(skb, NFTA_LOOKUP_DREG, htonl(priv->dreg)))
+ if (nft_dump_register(skb, NFTA_LOOKUP_DREG, priv->dreg))
goto nla_put_failure;
return 0;