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-rw-r--r--src/mnl.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/src/mnl.c b/src/mnl.c
index 9a6248aa..84727094 100644
--- a/src/mnl.c
+++ b/src/mnl.c
@@ -28,10 +28,32 @@
#include <string.h>
#include <sys/socket.h>
#include <arpa/inet.h>
+#include <fcntl.h>
#include <errno.h>
#include <utils.h>
#include <nftables.h>
+struct mnl_socket *nft_mnl_socket_open(void)
+{
+ struct mnl_socket *nf_sock;
+
+ nf_sock = mnl_socket_open(NETLINK_NETFILTER);
+ if (!nf_sock)
+ netlink_init_error();
+
+ if (fcntl(mnl_socket_get_fd(nf_sock), F_SETFL, O_NONBLOCK))
+ netlink_init_error();
+
+ return nf_sock;
+}
+
+struct mnl_socket *nft_mnl_socket_reopen(struct mnl_socket *nf_sock)
+{
+ mnl_socket_close(nf_sock);
+
+ return nft_mnl_socket_open();
+}
+
uint32_t mnl_seqnum_alloc(unsigned int *seqnum)
{
return (*seqnum)++;