From e87d2f9ef8a4a298de5514b30ec2d43d3c90a644 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Neira=20Ayuso?= Date: Mon, 6 Jan 2014 00:51:14 +0100 Subject: 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 Signed-off-by: Pablo Neira Ayuso --- src/expr/immediate.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) (limited to 'src/expr/immediate.c') diff --git a/src/expr/immediate.c b/src/expr/immediate.c index a96d3de..3ae4082 100644 --- a/src/expr/immediate.c +++ b/src/expr/immediate.c @@ -178,20 +178,21 @@ nft_rule_expr_immediate_parse(struct nft_rule_expr *e, struct nlattr *attr) } static int -nft_rule_expr_immediate_json_parse(struct nft_rule_expr *e, json_t *root) +nft_rule_expr_immediate_json_parse(struct nft_rule_expr *e, json_t *root, + struct nft_parse_err *err) { #ifdef JSON_PARSING struct nft_expr_immediate *imm = nft_expr_data(e); int datareg_type; uint32_t 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_IMM_DREG, reg); datareg_type = nft_jansson_data_reg_parse(root, "immediatedata", - &imm->data); + &imm->data, err); if (datareg_type < 0) return -1; @@ -217,14 +218,15 @@ nft_rule_expr_immediate_json_parse(struct nft_rule_expr *e, json_t *root) } static int -nft_rule_expr_immediate_xml_parse(struct nft_rule_expr *e, mxml_node_t *tree) +nft_rule_expr_immediate_xml_parse(struct nft_rule_expr *e, mxml_node_t *tree, + struct nft_parse_err *err) { #ifdef XML_PARSING struct nft_expr_immediate *imm = nft_expr_data(e); int datareg_type; int32_t reg; - reg = nft_mxml_reg_parse(tree, "dreg", MXML_DESCEND_FIRST); + reg = nft_mxml_reg_parse(tree, "dreg", MXML_DESCEND_FIRST, err); if (reg < 0) return -1; @@ -232,7 +234,7 @@ nft_rule_expr_immediate_xml_parse(struct nft_rule_expr *e, mxml_node_t *tree) e->flags |= (1 << NFT_EXPR_IMM_DREG); datareg_type = nft_mxml_data_reg_parse(tree, "immediatedata", - &imm->data, NFT_XML_MAND); + &imm->data, NFT_XML_MAND, err); switch (datareg_type) { case DATA_VALUE: e->flags |= (1 << NFT_EXPR_IMM_DATA); -- cgit v1.2.3 From 16c04f3be3f9596f065a75fad2cfb8a37ab53b24 Mon Sep 17 00:00:00 2001 From: Arturo Borrero Date: Wed, 15 Jan 2014 11:42:17 +0100 Subject: mxml: add optional/mandatory flag to nft_mxml_reg_parse There are some cases where a reg is not mandatory, for example: * dreg in lookup * dreg/sreg in meta (last version) So, lets change the function nft_mxml_reg_parse() to add an optional/mandatory flag. dreg in lookup is optional as stated at: net/netfilter/nft_lookup.c:nft_lookup_init() Signed-off-by: Arturo Borrero Gonzalez Signed-off-by: Pablo Neira Ayuso --- src/expr/immediate.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'src/expr/immediate.c') diff --git a/src/expr/immediate.c b/src/expr/immediate.c index 3ae4082..db7b958 100644 --- a/src/expr/immediate.c +++ b/src/expr/immediate.c @@ -224,10 +224,10 @@ nft_rule_expr_immediate_xml_parse(struct nft_rule_expr *e, mxml_node_t *tree, #ifdef XML_PARSING struct nft_expr_immediate *imm = nft_expr_data(e); int datareg_type; - int32_t reg; + uint32_t reg; - reg = nft_mxml_reg_parse(tree, "dreg", MXML_DESCEND_FIRST, err); - if (reg < 0) + if (nft_mxml_reg_parse(tree, "dreg", ®, MXML_DESCEND_FIRST, + NFT_XML_MAND, err) != 0) return -1; imm->dreg = reg; -- cgit v1.2.3 From 59e949294f4688bafe44b7def2972987224520c8 Mon Sep 17 00:00:00 2001 From: Pablo Neira Ayuso Date: Mon, 20 Jan 2014 10:26:57 +0100 Subject: rename library to libnftnl We plan to use this library name for the higher layer library. Signed-off-by: Pablo Neira Ayuso --- src/expr/immediate.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'src/expr/immediate.c') diff --git a/src/expr/immediate.c b/src/expr/immediate.c index db7b958..b3c52b8 100644 --- a/src/expr/immediate.c +++ b/src/expr/immediate.c @@ -17,8 +17,8 @@ #include "internal.h" #include #include -#include -#include +#include +#include #include "expr_ops.h" #include "data_reg.h" -- cgit v1.2.3