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authorFlorian Westphal <fw@strlen.de>2021-12-20 12:30:18 +0100
committerFlorian Westphal <fw@strlen.de>2022-02-28 22:44:51 +0100
commit5d837d270d5a8b3a4d3fdca12d0f0800b8287cdd (patch)
treef6142e001404eaca518ef39eec73b7d1372dd82b /include/statement.h
parent1d507ce7f1d3c12481ee24bd1dcac2fc1984ee9f (diff)
src: add tcp option reset support
This allows to replace a tcp option with nops, similar to the TCPOPTSTRIP feature of iptables. Signed-off-by: Florian Westphal <fw@strlen.de>
Diffstat (limited to 'include/statement.h')
-rw-r--r--include/statement.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/statement.h b/include/statement.h
index 06221040..2a2d3001 100644
--- a/include/statement.h
+++ b/include/statement.h
@@ -145,6 +145,12 @@ struct nat_stmt {
extern struct stmt *nat_stmt_alloc(const struct location *loc,
enum nft_nat_etypes type);
+struct optstrip_stmt {
+ struct expr *expr;
+};
+
+extern struct stmt *optstrip_stmt_alloc(const struct location *loc, struct expr *e);
+
struct tproxy_stmt {
struct expr *addr;
struct expr *port;
@@ -297,6 +303,7 @@ extern struct stmt *xt_stmt_alloc(const struct location *loc);
* @STMT_MAP: map statement
* @STMT_SYNPROXY: synproxy statement
* @STMT_CHAIN: chain statement
+ * @STMT_OPTSTRIP: optstrip statement
*/
enum stmt_types {
STMT_INVALID,
@@ -326,6 +333,7 @@ enum stmt_types {
STMT_MAP,
STMT_SYNPROXY,
STMT_CHAIN,
+ STMT_OPTSTRIP,
};
/**
@@ -380,6 +388,7 @@ struct stmt {
struct reject_stmt reject;
struct nat_stmt nat;
struct tproxy_stmt tproxy;
+ struct optstrip_stmt optstrip;
struct queue_stmt queue;
struct quota_stmt quota;
struct ct_stmt ct;