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authorPablo Neira Ayuso <pablo@netfilter.org>2023-01-02 15:36:33 +0100
committerPablo Neira Ayuso <pablo@netfilter.org>2023-01-02 15:36:33 +0100
commitc1f92755437ea4eee10950a196a5c749329ae5f6 (patch)
tree33c6f8fb7f262b274d494a91f3aa43c41dff5c9c /include/parser.h
parent75b096c094a5ee1d6ef443f16d6b55fa3dd1f197 (diff)
src: add gre support
GRE has a number of fields that are conditional based on flags, which requires custom dependency code similar to icmp and icmpv6. Matching on optional fields is not supported at this stage. Since this is a layer 3 tunnel protocol, an implicit dependency on NFT_META_L4PROTO for IPPROTO_GRE is generated. To achieve this, this patch adds new infrastructure to remove an outer dependency based on the inner protocol from delinearize path. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'include/parser.h')
-rw-r--r--include/parser.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/parser.h b/include/parser.h
index 977fbb94..1bd490f0 100644
--- a/include/parser.h
+++ b/include/parser.h
@@ -37,6 +37,7 @@ enum startcond_type {
PARSER_SC_CT,
PARSER_SC_COUNTER,
PARSER_SC_ETH,
+ PARSER_SC_GRE,
PARSER_SC_ICMP,
PARSER_SC_IGMP,
PARSER_SC_IP,