netfilter: flowtable: split IPv4 datapath in helper functions

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Add context structure and helper functions to look up for a matching
IPv4 entry in the flowtable and to forward packets.

No functional changes are intended.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Florian Westphal <fw@strlen.de>

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Pablo Neira Ayuso 2023-05-11 07:35:34 +02:00 • committed by Florian Westphal

parent fa502c8656

commit a10fa0b489

1 changed files with 77 additions and 42 deletions

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119

net/netfilter/nf_flow_table_ip.c

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