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author | Álvaro Neira Ayuso <alvaroneay@gmail.com> | 2014-01-06 00:51:14 +0100 |
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committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2014-01-06 13:20:46 +0100 |
commit | e87d2f9ef8a4a298de5514b30ec2d43d3c90a644 (patch) | |
tree | b1379f466db57d1a8bf8c2e6048f8a3933ef9639 /src/expr/lookup.c | |
parent | b4a0d19dc1b16a614cdf0aa362f754e734486b38 (diff) |
src: new error reporting approach for XML/JSON parsers
I have added a new structure for reporting some errors in parser
that we can't cover with errno.
In this patch, we have three errors that we can't cover with errno:
NFT_PARSE_EBADINPUT : Bad XML/JSON format in the input
NFT_PARSE_EMISSINGNODE : Missing node in our input
NFT_PARSE_EBADTYPE : Wrong type value in a node
Signed-off-by: Alvaro Neira Ayuso <alvaroneay@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src/expr/lookup.c')
-rw-r--r-- | src/expr/lookup.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/src/expr/lookup.c b/src/expr/lookup.c index 4e91cfb..b0aadf2 100644 --- a/src/expr/lookup.c +++ b/src/expr/lookup.c @@ -143,24 +143,25 @@ nft_rule_expr_lookup_parse(struct nft_rule_expr *e, struct nlattr *attr) } static int -nft_rule_expr_lookup_json_parse(struct nft_rule_expr *e, json_t *root) +nft_rule_expr_lookup_json_parse(struct nft_rule_expr *e, json_t *root, + struct nft_parse_err *err) { #ifdef JSON_PARSING const char *set_name; int32_t reg; - set_name = nft_jansson_parse_str(root, "set"); + set_name = nft_jansson_parse_str(root, "set", err); if (set_name == NULL) return -1; nft_rule_expr_set_str(e, NFT_EXPR_LOOKUP_SET, set_name); - if (nft_jansson_parse_reg(root, "sreg", NFT_TYPE_U32, ®) < 0) + if (nft_jansson_parse_reg(root, "sreg", NFT_TYPE_U32, ®, err) < 0) return -1; nft_rule_expr_set_u32(e, NFT_EXPR_LOOKUP_SREG, reg); - if (nft_jansson_parse_reg(root, "dreg", NFT_TYPE_U32, ®) < 0) + if (nft_jansson_parse_reg(root, "dreg", NFT_TYPE_U32, ®, err) < 0) return -1; nft_rule_expr_set_u32(e, NFT_EXPR_LOOKUP_DREG, reg); @@ -173,7 +174,8 @@ nft_rule_expr_lookup_json_parse(struct nft_rule_expr *e, json_t *root) } static int -nft_rule_expr_lookup_xml_parse(struct nft_rule_expr *e, mxml_node_t *tree) +nft_rule_expr_lookup_xml_parse(struct nft_rule_expr *e, mxml_node_t *tree, + struct nft_parse_err *err) { #ifdef XML_PARSING struct nft_expr_lookup *lookup = nft_expr_data(e); @@ -181,7 +183,7 @@ nft_rule_expr_lookup_xml_parse(struct nft_rule_expr *e, mxml_node_t *tree) int32_t reg; set_name = nft_mxml_str_parse(tree, "set", MXML_DESCEND_FIRST, - NFT_XML_MAND); + NFT_XML_MAND, err); if (set_name == NULL) return -1; @@ -189,14 +191,14 @@ nft_rule_expr_lookup_xml_parse(struct nft_rule_expr *e, mxml_node_t *tree) lookup->set_name[IFNAMSIZ-1] = '\0'; e->flags |= (1 << NFT_EXPR_LOOKUP_SET); - reg = nft_mxml_reg_parse(tree, "sreg", MXML_DESCEND); + reg = nft_mxml_reg_parse(tree, "sreg", MXML_DESCEND, err); if (reg < 0) return -1; lookup->sreg = reg; e->flags |= (1 << NFT_EXPR_LOOKUP_SREG); - reg = nft_mxml_reg_parse(tree, "dreg", MXML_DESCEND); + reg = nft_mxml_reg_parse(tree, "dreg", MXML_DESCEND, err); if (reg < 0) return -1; |