From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F2857C3A59E for ; Wed, 21 Aug 2019 09:27:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CFB4222D6D for ; Wed, 21 Aug 2019 09:27:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726921AbfHUJ10 (ORCPT ); Wed, 21 Aug 2019 05:27:26 -0400 Received: from orbyte.nwl.cc ([151.80.46.58]:43820 "EHLO orbyte.nwl.cc" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726882AbfHUJ10 (ORCPT ); Wed, 21 Aug 2019 05:27:26 -0400 Received: from localhost ([::1]:56910 helo=tatos) by orbyte.nwl.cc with esmtp (Exim 4.91) (envelope-from ) id 1i0Mto-00058L-E1; Wed, 21 Aug 2019 11:27:24 +0200 From: Phil Sutter To: Pablo Neira Ayuso Cc: netfilter-devel@vger.kernel.org Subject: [iptables PATCH 13/14] nft: Support parsing lookup expression Date: Wed, 21 Aug 2019 11:26:01 +0200 Message-Id: <20190821092602.16292-14-phil@nwl.cc> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190821092602.16292-1-phil@nwl.cc> References: <20190821092602.16292-1-phil@nwl.cc> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: netfilter-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org Add required glue code to support family specific lookup expression parsers implemented as family_ops callback. Signed-off-by: Phil Sutter --- iptables/nft-shared.c | 9 +++++++++ iptables/nft-shared.h | 2 ++ iptables/nft.c | 5 ++++- 3 files changed, 15 insertions(+), 1 deletion(-) diff --git a/iptables/nft-shared.c b/iptables/nft-shared.c index 5615dfae00569..1c540ccfb70e1 100644 --- a/iptables/nft-shared.c +++ b/iptables/nft-shared.c @@ -588,6 +588,13 @@ static void nft_parse_limit(struct nft_xt_ctx *ctx, struct nftnl_expr *e) ctx->h->ops->parse_match(match, ctx->cs); } +static void nft_parse_lookup(struct nft_xt_ctx *ctx, struct nft_handle *h, + struct nftnl_expr *e) +{ + if (ctx->h->ops->parse_lookup) + ctx->h->ops->parse_lookup(ctx, e, NULL); +} + void nft_rule_to_iptables_command_state(struct nft_handle *h, const struct nftnl_rule *r, struct iptables_command_state *cs) @@ -628,6 +635,8 @@ void nft_rule_to_iptables_command_state(struct nft_handle *h, nft_parse_target(&ctx, expr); else if (strcmp(name, "limit") == 0) nft_parse_limit(&ctx, expr); + else if (strcmp(name, "lookup") == 0) + nft_parse_lookup(&ctx, h, expr); expr = nftnl_expr_iter_next(iter); } diff --git a/iptables/nft-shared.h b/iptables/nft-shared.h index 6d2b237d90bbc..e5acb447045d3 100644 --- a/iptables/nft-shared.h +++ b/iptables/nft-shared.h @@ -86,6 +86,8 @@ struct nft_family_ops { void *data); void (*parse_cmp)(struct nft_xt_ctx *ctx, struct nftnl_expr *e, void *data); + void (*parse_lookup)(struct nft_xt_ctx *ctx, struct nftnl_expr *e, + void *data); void (*parse_immediate)(const char *jumpto, bool nft_goto, void *data); void (*print_table_header)(const char *tablename); diff --git a/iptables/nft.c b/iptables/nft.c index 821afa8f5e78c..4cc4b1798d979 100644 --- a/iptables/nft.c +++ b/iptables/nft.c @@ -1065,6 +1065,8 @@ int add_match(struct nft_handle *h, if (!strcmp(m->u.user.name, "limit")) return add_nft_limit(r, m); + else if (!strcmp(m->u.user.name, "among")) + return add_nft_among(h, r, m); expr = nftnl_expr_alloc("match"); if (expr == NULL) @@ -3497,7 +3499,8 @@ static const char *supported_exprs[] = { "cmp", "bitwise", "counter", - "immediate" + "immediate", + "lookup" }; -- 2.22.0