From e2514c0eff4da7e8e0aabd410f7b7d0b7564c880 Mon Sep 17 00:00:00 2001 From: Florian Westphal Date: Sat, 19 Feb 2022 14:39:04 +0100 Subject: exthdr: tcp option reset support Adds print debug support for tcp reset feature. Signed-off-by: Florian Westphal --- src/expr/exthdr.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/src/expr/exthdr.c b/src/expr/exthdr.c index 1b813b1..625dd5d 100644 --- a/src/expr/exthdr.c +++ b/src/expr/exthdr.c @@ -247,10 +247,15 @@ nftnl_expr_exthdr_snprintf(char *buf, size_t len, exthdr->offset, exthdr->flags & NFT_EXTHDR_F_PRESENT ? " present" : "", exthdr->dreg); - else + else if (e->flags & (1 << NFTNL_EXPR_EXTHDR_SREG)) return snprintf(buf, len, "write%s reg %u => %ub @ %u + %u ", op2str(exthdr->op), exthdr->sreg, exthdr->len, exthdr->type, exthdr->offset); + else if (exthdr->op == NFT_EXTHDR_OP_TCPOPT && exthdr->len == 0) + return snprintf(buf, len, "reset tcpopt %u ", exthdr->type); + else + return snprintf(buf, len, "op %u len %u type %u offset %u ", + exthdr->op, exthdr->len, exthdr->type, exthdr->offset); } -- cgit v1.2.3