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      1 /*
      2  * netlink/route/class.h       Classes
      3  *
      4  *	This library is free software; you can redistribute it and/or
      5  *	modify it under the terms of the GNU Lesser General Public
      6  *	License as published by the Free Software Foundation version 2.1
      7  *	of the License.
      8  *
      9  * Copyright (c) 2003-2008 Thomas Graf <tgraf (at) suug.ch>
     10  */
     11 
     12 #ifndef NETLINK_CLASS_H_
     13 #define NETLINK_CLASS_H_
     14 
     15 #include <netlink/netlink.h>
     16 #include <netlink/route/tc.h>
     17 #include <netlink/route/qdisc.h>
     18 
     19 #ifdef __cplusplus
     20 extern "C" {
     21 #endif
     22 
     23 struct rtnl_class;
     24 
     25 extern struct nl_object_ops class_obj_ops;
     26 
     27 extern struct rtnl_class *	rtnl_class_alloc(void);
     28 extern void		rtnl_class_put(struct rtnl_class *);
     29 extern int		rtnl_class_alloc_cache(struct nl_sock *, int,
     30 					       struct nl_cache **);
     31 extern struct rtnl_class *rtnl_class_get(struct nl_cache *, int, uint32_t);
     32 
     33 /* leaf qdisc access */
     34 extern struct rtnl_qdisc *	rtnl_class_leaf_qdisc(struct rtnl_class *,
     35 						      struct nl_cache *);
     36 
     37 extern int		rtnl_class_build_add_request(struct rtnl_class *, int,
     38 						     struct nl_msg **);
     39 extern int		rtnl_class_add(struct nl_sock *, struct rtnl_class *,
     40 				       int);
     41 
     42 extern int	rtnl_class_build_delete_request(struct rtnl_class *,
     43 											struct nl_msg **);
     44 extern int	rtnl_class_delete(struct nl_sock *, struct rtnl_class *);
     45 
     46 extern void		rtnl_class_set_ifindex(struct rtnl_class *, int);
     47 extern int		rtnl_class_get_ifindex(struct rtnl_class *);
     48 extern void		rtnl_class_set_handle(struct rtnl_class *, uint32_t);
     49 extern uint32_t		rtnl_class_get_handle(struct rtnl_class *);
     50 extern void		rtnl_class_set_parent(struct rtnl_class *, uint32_t);
     51 extern uint32_t		rtnl_class_get_parent(struct rtnl_class *);
     52 extern void		rtnl_class_set_kind(struct rtnl_class *, const char *);
     53 extern char *		rtnl_class_get_kind(struct rtnl_class *);
     54 extern uint64_t		rtnl_class_get_stat(struct rtnl_class *,
     55 					    enum rtnl_tc_stats_id);
     56 
     57 /* iterators */
     58 extern void		rtnl_class_foreach_child(struct rtnl_class *,
     59 						 struct nl_cache *,
     60 						 void (*cb)(struct nl_object *,
     61 						 	    void *),
     62 						 void *);
     63 extern void		rtnl_class_foreach_cls(struct rtnl_class *,
     64 					       struct nl_cache *,
     65 					       void (*cb)(struct nl_object *,
     66 							  void *),
     67 					       void *);
     68 
     69 #ifdef __cplusplus
     70 }
     71 #endif
     72 
     73 #endif
     74