From 556fb7ee694a0f18cbd3d73ac96b27c74081bd6d Mon Sep 17 00:00:00 2001 From: Pablo Neira Ayuso Date: Thu, 4 Jul 2013 16:10:24 +0200 Subject: src: consolidate XML parsing of expressions via nft_mxml_reg_parse This patch reduces the XML code in 100 LOC. --- src/expr/lookup.c | 37 +++++++++---------------------------- 1 file changed, 9 insertions(+), 28 deletions(-) (limited to 'src/expr/lookup.c') diff --git a/src/expr/lookup.c b/src/expr/lookup.c index ca10cab..e083372 100644 --- a/src/expr/lookup.c +++ b/src/expr/lookup.c @@ -158,8 +158,7 @@ nft_rule_expr_lookup_xml_parse(struct nft_rule_expr *e, mxml_node_t *tree) #ifdef XML_PARSING struct nft_expr_lookup *lookup = (struct nft_expr_lookup *)e->data; mxml_node_t *node = NULL; - uint64_t tmp; - char *endptr; + int32_t reg; /* get and set . Is mandatory */ node = mxmlFindElement(tree, tree, "set", NULL, NULL, @@ -171,38 +170,20 @@ 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); - /* get and set . Is mandatory */ - node = mxmlFindElement(tree, tree, "sreg", NULL, NULL, - MXML_DESCEND); - if (node == NULL) + reg = nft_mxml_reg_parse(tree, "sreg", MXML_DESCEND); + if (reg < 0) return -1; - errno = 0; - - tmp = strtoull(node->child->value.opaque, &endptr, 10); - if (tmp > UINT32_MAX || tmp < 0 || *endptr) - return -1; - - if (tmp > NFT_REG_MAX) - return -1; - - lookup->sreg = (uint32_t)tmp; + lookup->sreg = reg; e->flags |= (1 << NFT_EXPR_LOOKUP_SREG); - /* get and set . Isn't mandatory */ - node = mxmlFindElement(tree, tree, "dreg", NULL, NULL, - MXML_DESCEND); - if (node != NULL) { - tmp = strtoull(node->child->value.opaque, &endptr, 10); - if (tmp > UINT32_MAX || tmp < 0 || *endptr) - return -1; + reg = nft_mxml_reg_parse(tree, "dreg", MXML_DESCEND); + if (reg < 0) + return -1; - if (tmp > NFT_REG_MAX) - return -1; + lookup->dreg = reg; + e->flags |= (1 << NFT_EXPR_LOOKUP_DREG); - lookup->dreg = (uint32_t)tmp; - e->flags |= (1 << NFT_EXPR_LOOKUP_DREG); - } return 0; #else errno = EOPNOTSUPP; -- cgit v1.2.3