#ifndef __LIBNETLINK_H__
#define __LIBNETLINK_H__ 1
+#include <string.h>
#include <asm/types.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
typedef int (*rtnl_filter_t)(const struct sockaddr_nl *,
struct nlmsghdr *n, void *);
+
+struct rtnl_dump_filter_arg
+{
+ rtnl_filter_t filter;
+ void *arg1;
+};
+
+extern int rtnl_dump_filter_l(struct rtnl_handle *rth,
+ const struct rtnl_dump_filter_arg *arg);
extern int rtnl_dump_filter(struct rtnl_handle *rth, rtnl_filter_t filter,
- void *arg1,
- rtnl_filter_t junk,
- void *arg2);
+ void *arg);
extern int rtnl_talk(struct rtnl_handle *rtnl, struct nlmsghdr *n, pid_t peer,
- unsigned groups, struct nlmsghdr *answer,
- rtnl_filter_t junk,
- void *jarg);
-extern int rtnl_send(struct rtnl_handle *rth, const char *buf, int);
-extern int rtnl_send_check(struct rtnl_handle *rth, const char *buf, int);
+ unsigned groups, struct nlmsghdr *answer);
+extern int rtnl_send(struct rtnl_handle *rth, const void *buf, int);
+extern int rtnl_send_check(struct rtnl_handle *rth, const void *buf, int);
+extern int addattr(struct nlmsghdr *n, int maxlen, int type);
+extern int addattr8(struct nlmsghdr *n, int maxlen, int type, __u8 data);
+extern int addattr16(struct nlmsghdr *n, int maxlen, int type, __u16 data);
extern int addattr32(struct nlmsghdr *n, int maxlen, int type, __u32 data);
+extern int addattr64(struct nlmsghdr *n, int maxlen, int type, __u64 data);
+extern int addattrstrz(struct nlmsghdr *n, int maxlen, int type, const char *data);
+
extern int addattr_l(struct nlmsghdr *n, int maxlen, int type, const void *data, int alen);
extern int addraw_l(struct nlmsghdr *n, int maxlen, const void *data, int len);
extern struct rtattr *addattr_nest(struct nlmsghdr *n, int maxlen, int type);
(parse_rtattr((tb), (max), RTA_DATA(rta), RTA_PAYLOAD(rta)))
#define parse_rtattr_nested_compat(tb, max, rta, data, len) \
-({ data = RTA_PAYLOAD(rta) >= len ? RTA_DATA(rta) : NULL; \
- __parse_rtattr_nested_compat(tb, max, rta, len); })
+ ({ data = RTA_PAYLOAD(rta) >= len ? RTA_DATA(rta) : NULL; \
+ __parse_rtattr_nested_compat(tb, max, rta, len); })
+
+static inline __u16 rta_getattr_u16(const struct rtattr *rta)
+{
+ return *(__u16 *)RTA_DATA(rta);
+}
+static inline __u16 rta_getattr_u32(const struct rtattr *rta)
+{
+ return *(__u32 *)RTA_DATA(rta);
+}
+static inline __u64 rta_getattr_u64(const struct rtattr *rta)
+{
+ __u64 tmp;
+ memcpy(&tmp, RTA_DATA(rta), sizeof(__u64));
+ return tmp;
+}
+static inline const char *rta_getattr_str(const struct rtattr *rta)
+{
+ return (const char *)RTA_DATA(rta);
+}
extern int rtnl_listen(struct rtnl_handle *, rtnl_filter_t handler,
void *jarg);