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authorPablo Neira Ayuso <pablo@netfilter.org>2013-07-13 21:56:06 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2013-07-13 21:56:50 +0200
commit46439a3e8d6635a1461ff4c43665fb1425cadd1d (patch)
treef17038dee8b57cca27ca00ac3b5a25d151ba4791 /src/expr/nat.c
parent4dd0772911a2c92a43d4e4aecf305fba498be106 (diff)
expr: add nft_expr_data to replace explicit casting to obtain expression data
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src/expr/nat.c')
-rw-r--r--src/expr/nat.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/src/expr/nat.c b/src/expr/nat.c
index 5ba2f4d..78184c4 100644
--- a/src/expr/nat.c
+++ b/src/expr/nat.c
@@ -36,7 +36,7 @@ static int
nft_rule_expr_nat_set(struct nft_rule_expr *e, uint16_t type,
const void *data, size_t data_len)
{
- struct nft_expr_nat *nat = (struct nft_expr_nat *)e->data;
+ struct nft_expr_nat *nat = nft_expr_data(e);
switch(type) {
case NFT_EXPR_NAT_TYPE:
@@ -68,7 +68,7 @@ static const void *
nft_rule_expr_nat_get(const struct nft_rule_expr *e, uint16_t type,
size_t *data_len)
{
- struct nft_expr_nat *nat = (struct nft_expr_nat *)e->data;
+ struct nft_expr_nat *nat = nft_expr_data(e);
switch(type) {
case NFT_EXPR_NAT_TYPE:
@@ -143,7 +143,7 @@ static int nft_rule_expr_nat_cb(const struct nlattr *attr, void *data)
static int
nft_rule_expr_nat_parse(struct nft_rule_expr *e, struct nlattr *attr)
{
- struct nft_expr_nat *nat = (struct nft_expr_nat *)e->data;
+ struct nft_expr_nat *nat = nft_expr_data(e);
struct nlattr *tb[NFTA_NAT_MAX+1] = {};
if (mnl_attr_parse_nested(attr, nft_rule_expr_nat_cb, tb) < 0)
@@ -184,7 +184,7 @@ nft_rule_expr_nat_parse(struct nft_rule_expr *e, struct nlattr *attr)
static void
nft_rule_expr_nat_build(struct nlmsghdr *nlh, struct nft_rule_expr *e)
{
- struct nft_expr_nat *nat = (struct nft_expr_nat *)e->data;
+ struct nft_expr_nat *nat = nft_expr_data(e);
if (e->flags & (1 << NFT_EXPR_NAT_TYPE))
mnl_attr_put_u32(nlh, NFTA_NAT_TYPE, htonl(nat->type));
@@ -208,7 +208,7 @@ nft_rule_expr_nat_build(struct nlmsghdr *nlh, struct nft_rule_expr *e)
static int nft_rule_expr_nat_xml_parse(struct nft_rule_expr *e, mxml_node_t *tree)
{
#ifdef XML_PARSING
- struct nft_expr_nat *nat = (struct nft_expr_nat *)e->data;
+ struct nft_expr_nat *nat = nft_expr_data(e);
mxml_node_t *node;
int32_t reg;
int family;
@@ -280,7 +280,7 @@ static int
nft_rule_expr_nat_snprintf_json(char *buf, size_t size,
struct nft_rule_expr *e)
{
- struct nft_expr_nat *nat = (struct nft_expr_nat *)e->data;
+ struct nft_expr_nat *nat = nft_expr_data(e);
int len = size, offset = 0, ret = 0;
if (nat->type == NFT_NAT_SNAT)
@@ -318,7 +318,7 @@ static int
nft_rule_expr_nat_snprintf_xml(char *buf, size_t size,
struct nft_rule_expr *e)
{
- struct nft_expr_nat *nat = (struct nft_expr_nat *)e->data;
+ struct nft_expr_nat *nat = nft_expr_data(e);
int len = size, offset = 0, ret = 0;
/* Is a mandatory element. Provide a default, even empty */
@@ -358,7 +358,7 @@ static int
nft_rule_expr_nat_snprintf_default(char *buf, size_t size,
struct nft_rule_expr *e)
{
- struct nft_expr_nat *nat = (struct nft_expr_nat *)e->data;
+ struct nft_expr_nat *nat = nft_expr_data(e);
int len = size, offset = 0, ret = 0;
switch (nat->type) {