diff options
author | Álvaro Neira Ayuso <alvaroneay@gmail.com> | 2014-01-06 00:51:14 +0100 |
---|---|---|
committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2014-01-06 13:20:46 +0100 |
commit | e87d2f9ef8a4a298de5514b30ec2d43d3c90a644 (patch) | |
tree | b1379f466db57d1a8bf8c2e6048f8a3933ef9639 /src/expr/cmp.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/cmp.c')
-rw-r--r-- | src/expr/cmp.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/src/expr/cmp.c b/src/expr/cmp.c index 246f22f..ca1503c 100644 --- a/src/expr/cmp.c +++ b/src/expr/cmp.c @@ -174,7 +174,8 @@ static inline int nft_str2cmp(const char *op) } } -static int nft_rule_expr_cmp_json_parse(struct nft_rule_expr *e, json_t *root) +static int nft_rule_expr_cmp_json_parse(struct nft_rule_expr *e, json_t *root, + struct nft_parse_err *err) { #ifdef JSON_PARSING struct nft_expr_cmp *cmp = nft_expr_data(e); @@ -182,12 +183,12 @@ static int nft_rule_expr_cmp_json_parse(struct nft_rule_expr *e, json_t *root) uint32_t uval32; int base; - if (nft_jansson_parse_val(root, "sreg", NFT_TYPE_U32, &uval32) < 0) + if (nft_jansson_parse_val(root, "sreg", NFT_TYPE_U32, &uval32, err) < 0) return -1; nft_rule_expr_set_u32(e, NFT_EXPR_CMP_SREG, uval32); - op = nft_jansson_parse_str(root, "op"); + op = nft_jansson_parse_str(root, "op", err); if (op == NULL) return -1; @@ -198,7 +199,7 @@ static int nft_rule_expr_cmp_json_parse(struct nft_rule_expr *e, json_t *root) nft_rule_expr_set_u32(e, NFT_EXPR_CMP_OP, base); if (nft_jansson_data_reg_parse(root, "cmpdata", - &cmp->data) != DATA_VALUE) + &cmp->data, err) != DATA_VALUE) return -1; e->flags |= (1 << NFT_EXPR_CMP_DATA); @@ -210,21 +211,23 @@ static int nft_rule_expr_cmp_json_parse(struct nft_rule_expr *e, json_t *root) #endif } -static int nft_rule_expr_cmp_xml_parse(struct nft_rule_expr *e, mxml_node_t *tree) +static int nft_rule_expr_cmp_xml_parse(struct nft_rule_expr *e, mxml_node_t *tree, + struct nft_parse_err *err) { #ifdef XML_PARSING struct nft_expr_cmp *cmp = nft_expr_data(e); const char *op; int32_t reg, op_value; - reg = nft_mxml_reg_parse(tree, "sreg", MXML_DESCEND_FIRST); + reg = nft_mxml_reg_parse(tree, "sreg", MXML_DESCEND_FIRST, err); if (reg < 0) return -1; cmp->sreg = reg; e->flags |= (1 << NFT_EXPR_CMP_SREG); - op = nft_mxml_str_parse(tree, "op", MXML_DESCEND_FIRST, NFT_XML_MAND); + op = nft_mxml_str_parse(tree, "op", MXML_DESCEND_FIRST, NFT_XML_MAND, + err); if (op == NULL) return -1; @@ -236,7 +239,8 @@ static int nft_rule_expr_cmp_xml_parse(struct nft_rule_expr *e, mxml_node_t *tre e->flags |= (1 << NFT_EXPR_CMP_OP); if (nft_mxml_data_reg_parse(tree, "cmpdata", - &cmp->data, NFT_XML_MAND) != DATA_VALUE) + &cmp->data, NFT_XML_MAND, + err) != DATA_VALUE) return -1; e->flags |= (1 << NFT_EXPR_CMP_DATA); |