@@ -24,6 +24,8 @@ struct nftnl_udata *nftnl_udata_end(const struct nftnl_udata_buf *buf);
/* putters */
bool nftnl_udata_put(struct nftnl_udata_buf *buf, uint8_t type, uint32_t len,
const void *value);
+bool nftnl_udata_put_u32(struct nftnl_udata_buf *buf, uint8_t type,
+ uint32_t data);
bool nftnl_udata_put_strz(struct nftnl_udata_buf *buf, uint8_t type,
const char *strz);
@@ -31,6 +33,7 @@ bool nftnl_udata_put_strz(struct nftnl_udata_buf *buf, uint8_t type,
uint8_t nftnl_udata_type(const struct nftnl_udata *attr);
uint8_t nftnl_udata_len(const struct nftnl_udata *attr);
void *nftnl_udata_get(const struct nftnl_udata *attr);
+uint32_t nftnl_udata_get_u32(const struct nftnl_udata *attr);
/* iterator */
struct nftnl_udata *nftnl_udata_next(const struct nftnl_udata *attr);
@@ -261,9 +261,11 @@ global:
nftnl_udata_end;
nftnl_udata_put;
nftnl_udata_put_strz;
+ nftnl_udata_put_u32;
nftnl_udata_type;
nftnl_udata_len;
nftnl_udata_get;
+ nftnl_udata_get_u32;
nftnl_udata_next;
nftnl_udata_parse;
@@ -94,6 +94,13 @@ bool nftnl_udata_put_strz(struct nftnl_udata_buf *buf, uint8_t type,
}
EXPORT_SYMBOL(nftnl_udata_put_strz);
+bool nftnl_udata_put_u32(struct nftnl_udata_buf *buf, uint8_t type,
+ uint32_t data)
+{
+ return nftnl_udata_put(buf, type, sizeof(data), &data);
+}
+EXPORT_SYMBOL(nftnl_udata_put_u32);
+
uint8_t nftnl_udata_type(const struct nftnl_udata *attr)
{
return attr->type;
@@ -112,6 +119,14 @@ void *nftnl_udata_get(const struct nftnl_udata *attr)
}
EXPORT_SYMBOL(nftnl_udata_get);
+uint32_t nftnl_udata_get_u32(const struct nftnl_udata *attr)
+{
+ uint32_t *data = (uint32_t *)attr->value;
+
+ return *data;
+}
+EXPORT_SYMBOL(nftnl_udata_get_u32);
+
struct nftnl_udata *nftnl_udata_next(const struct nftnl_udata *attr)
{
return (struct nftnl_udata *)&attr->value[attr->len];
Add new helper function to put and to fetch tlv that comes with u32 payload. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> --- include/libnftnl/udata.h | 3 +++ src/libnftnl.map | 2 ++ src/udata.c | 15 +++++++++++++++ 3 files changed, 20 insertions(+)