diff options
-rw-r--r-- | src/json.c | 18 |
1 files changed, 17 insertions, 1 deletions
@@ -857,7 +857,23 @@ json_t *inet_protocol_type_json(const struct expr *expr, json_t *inet_service_type_json(const struct expr *expr, struct output_ctx *octx) { - return json_integer(ntohs(mpz_get_be16(expr->value))); + struct sockaddr_in sin = { + .sin_family = AF_INET, + .sin_port = mpz_get_be16(expr->value), + }; + char buf[NI_MAXSERV]; + + if (octx->literal < NFT_LITERAL_PORT || + getnameinfo((struct sockaddr *)&sin, sizeof(sin), + NULL, 0, buf, sizeof(buf), 0)) + return json_integer(ntohs(sin.sin_port)); + + if (htons(atoi(buf)) == sin.sin_port || + getnameinfo((struct sockaddr *)&sin, sizeof(sin), + NULL, 0, buf, sizeof(buf), NI_DGRAM)) + return json_integer(ntohs(sin.sin_port)); + + return json_string(buf); } json_t *mark_type_json(const struct expr *expr, struct output_ctx *octx) |