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-rw-r--r--src/expr/limit.c28
1 files changed, 17 insertions, 11 deletions
diff --git a/src/expr/limit.c b/src/expr/limit.c
index 78206fa..c706a72 100644
--- a/src/expr/limit.c
+++ b/src/expr/limit.c
@@ -145,16 +145,12 @@ static int nft_rule_expr_limit_xml_parse(struct nft_rule_expr *e,
uint64_t rate, unit;
if (nft_mxml_num_parse(tree, "rate", MXML_DESCEND_FIRST, BASE_DEC,
- &rate, NFT_TYPE_U64, NFT_XML_MAND,
- err) < 0)
- return -1;
- nft_rule_expr_set_u64(e, NFT_EXPR_LIMIT_RATE, rate);
+ &rate, NFT_TYPE_U64, NFT_XML_MAND, err) == 0)
+ nft_rule_expr_set_u64(e, NFT_EXPR_LIMIT_RATE, rate);
if (nft_mxml_num_parse(tree, "unit", MXML_DESCEND_FIRST, BASE_DEC,
- &unit, NFT_TYPE_U64, NFT_XML_MAND,
- err) < 0)
- return -1;
- nft_rule_expr_set_u64(e, NFT_EXPR_LIMIT_UNIT, unit);
+ &unit, NFT_TYPE_U64, NFT_XML_MAND, err) == 0)
+ nft_rule_expr_set_u64(e, NFT_EXPR_LIMIT_UNIT, unit);
return 0;
#else
@@ -179,10 +175,20 @@ static int nft_rule_expr_limit_snprintf_xml(char *buf, size_t len,
struct nft_rule_expr *e)
{
struct nft_expr_limit *limit = nft_expr_data(e);
+ int ret, size = len, offset = 0;
- return snprintf(buf, len, "<rate>%"PRIu64"</rate>"
- "<unit>%"PRIu64"</unit>",
- limit->rate, limit->unit);
+ if (e->flags & (1 << NFT_EXPR_LIMIT_RATE)) {
+ ret = snprintf(buf + offset, len, "<rate>%"PRIu64"</rate>",
+ limit->rate);
+ SNPRINTF_BUFFER_SIZE(ret, size, len, offset);
+ }
+ if (e->flags & (1 << NFT_EXPR_LIMIT_UNIT)) {
+ ret = snprintf(buf + offset, len, "<unit>%"PRIu64"</unit>",
+ limit->unit);
+ SNPRINTF_BUFFER_SIZE(ret, size, len, offset);
+ }
+
+ return offset;
}
static int nft_rule_expr_limit_snprintf_json(char *buf, size_t len,