libnl 2.0

/build/buildd/libnl2-2.0/include/netlink/route/cls/ematch.h

00001 /*
00002  * netlink/route/cls/ematch.h           Extended Matches
00003  *
00004  *      This library is free software; you can redistribute it and/or
00005  *      modify it under the terms of the GNU Lesser General Public
00006  *      License as published by the Free Software Foundation version 2.1
00007  *      of the License.
00008  *
00009  * Copyright (c) 2008 Thomas Graf <tgraf@suug.ch>
00010  */
00011 
00012 #ifndef NETLINK_CLS_EMATCH_H_
00013 #define NETLINK_CLS_EMATCH_H_
00014 
00015 #include <netlink/netlink.h>
00016 #include <netlink/route/classifier.h>
00017 #include <linux/pkt_cls.h>
00018 
00019 #ifdef __cplusplus
00020 extern "C" {
00021 #endif
00022 
00023 struct rtnl_ematch;
00024 struct rtnl_ematch_tree;
00025 
00026 struct rtnl_ematch_ops
00027 {
00028         int                             eo_kind;
00029         const char *                    eo_name;
00030         size_t                          eo_datalen;
00031 
00032         int                           (*eo_parse)(struct rtnl_ematch *,
00033                                                   void *, size_t);
00034         void                          (*eo_dump)(struct rtnl_ematch *,
00035                                                  struct nl_dump_params *);
00036         struct nl_list_head             eo_list;
00037 };
00038 
00039 extern int      rtnl_ematch_register(struct rtnl_ematch_ops *);
00040 extern int      rtnl_ematch_unregister(struct rtnl_ematch_ops *);
00041 
00042 extern struct rtnl_ematch_ops *
00043                 rtnl_ematch_lookup_ops(int);
00044 extern struct rtnl_ematch_ops *
00045                 rtnl_ematch_lookup_ops_name(const char *);
00046 
00047 extern struct rtnl_ematch *
00048                 rtnl_ematch_alloc(struct rtnl_ematch_ops *);
00049 extern void     rtnl_ematch_add_child(struct rtnl_ematch *,
00050                                       struct rtnl_ematch *);
00051 extern void     rtnl_ematch_unlink(struct rtnl_ematch *);
00052 extern void     rtnl_ematch_free(struct rtnl_ematch *);
00053 
00054 extern void *   rtnl_ematch_data(struct rtnl_ematch *);
00055 extern void     rtnl_ematch_set_flags(struct rtnl_ematch *, uint16_t);
00056 extern void     rtnl_ematch_unset_flags(struct rtnl_ematch *, uint16_t);
00057 extern uint16_t rtnl_ematch_get_flags(struct rtnl_ematch *);
00058 
00059 extern struct rtnl_ematch_tree *
00060                 rtnl_ematch_tree_alloc(uint16_t);
00061 extern void     rtnl_ematch_tree_free(struct rtnl_ematch_tree *);
00062 
00063 extern int      rtnl_ematch_parse(struct nlattr *, struct rtnl_ematch_tree **);
00064 extern void     rtnl_ematch_tree_add_tail(struct rtnl_ematch_tree *,
00065                                           struct rtnl_ematch *);
00066 extern void     rtnl_ematch_tree_dump(struct rtnl_ematch_tree *,
00067                                       struct nl_dump_params *);
00068 
00069 #ifdef __cplusplus
00070 }
00071 #endif
00072 
00073 #endif