diff options
Diffstat (limited to 'src/evaluate.c')
| -rw-r--r-- | src/evaluate.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/evaluate.c b/src/evaluate.c index 864d3daf..55cd9d00 100644 --- a/src/evaluate.c +++ b/src/evaluate.c @@ -17,6 +17,7 @@ #include <linux/netfilter.h> #include <linux/netfilter_arp.h> #include <linux/netfilter/nf_tables.h> +#include <linux/netfilter/nf_synproxy.h> #include <linux/netfilter_ipv4.h> #include <netinet/ip_icmp.h> #include <netinet/icmp6.h> @@ -2746,6 +2747,18 @@ static int stmt_evaluate_tproxy(struct eval_ctx *ctx, struct stmt *stmt) return 0; } +static int stmt_evaluate_synproxy(struct eval_ctx *ctx, struct stmt *stmt) +{ + if (stmt->synproxy.flags != 0 && + !(stmt->synproxy.flags & (NF_SYNPROXY_OPT_MSS | + NF_SYNPROXY_OPT_WSCALE | + NF_SYNPROXY_OPT_TIMESTAMP | + NF_SYNPROXY_OPT_SACK_PERM))) + return stmt_error(ctx, stmt, "This flags are not supported for SYNPROXY"); + + return 0; +} + static int stmt_evaluate_dup(struct eval_ctx *ctx, struct stmt *stmt) { int err; @@ -3090,6 +3103,8 @@ int stmt_evaluate(struct eval_ctx *ctx, struct stmt *stmt) return stmt_evaluate_objref(ctx, stmt); case STMT_MAP: return stmt_evaluate_map(ctx, stmt); + case STMT_SYNPROXY: + return stmt_evaluate_synproxy(ctx, stmt); default: BUG("unknown statement type %s\n", stmt->ops->name); } |