From c83c53a26de25c1e2900f7841647cec3b57c7438 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Neira=20Ayuso?= Date: Tue, 20 Aug 2013 17:58:46 +0200 Subject: rule: Add json parser support Add function for parsing rules in JSON format Signed-off-by: Alvaro Neira Ayuso Signed-off-by: Pablo Neira Ayuso --- src/expr/counter.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) (limited to 'src/expr/counter.c') diff --git a/src/expr/counter.c b/src/expr/counter.c index 75ad469..6cdd637 100644 --- a/src/expr/counter.c +++ b/src/expr/counter.c @@ -118,6 +118,31 @@ nft_rule_expr_counter_parse(struct nft_rule_expr *e, struct nlattr *attr) return 0; } +static int +nft_rule_expr_counter_json_parse(struct nft_rule_expr *e, json_t *root) +{ +#ifdef JSON_PARSING + uint64_t uval64; + + if (nft_jansson_value_parse_val(root, "pkts", NFT_TYPE_U64, + &uval64) != 0) + return -1; + + nft_rule_expr_set_u64(e, NFT_EXPR_CTR_PACKETS, uval64); + + if (nft_jansson_value_parse_val(root, "bytes", NFT_TYPE_U64, + &uval64) != 0) + return -1; + + nft_rule_expr_set_u64(e, NFT_EXPR_CTR_BYTES, uval64); + + return 0; +#else + errno = EOPNOTSUPP; + return -1; +#endif +} + static int nft_rule_expr_counter_xml_parse(struct nft_rule_expr *e, mxml_node_t *tree) { @@ -175,6 +200,7 @@ struct expr_ops expr_ops_counter = { .build = nft_rule_expr_counter_build, .snprintf = nft_rule_expr_counter_snprintf, .xml_parse = nft_rule_expr_counter_xml_parse, + .json_parse = nft_rule_expr_counter_json_parse, }; static void __init expr_counter_init(void) -- cgit v1.2.3