| /* |
| * netlink/route/cls/ematch.h Extended Matches |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation version 2.1 |
| * of the License. |
| * |
| * Copyright (c) 2008-2010 Thomas Graf <tgraf@suug.ch> |
| */ |
| |
| #ifndef NETLINK_CLS_EMATCH_H_ |
| #define NETLINK_CLS_EMATCH_H_ |
| |
| #include <netlink/netlink.h> |
| #include <netlink/msg.h> |
| #include <netlink/route/classifier.h> |
| #include <linux/pkt_cls.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* FIXME: Should be moved to the kernel header at some point */ |
| #define RTNL_EMATCH_PROGID 2 |
| |
| struct rtnl_ematch; |
| struct rtnl_ematch_tree; |
| |
| /** |
| * Extended Match Operations |
| */ |
| struct rtnl_ematch_ops |
| { |
| int eo_kind; |
| const char * eo_name; |
| size_t eo_minlen; |
| size_t eo_datalen; |
| |
| int (*eo_parse)(struct rtnl_ematch *, void *, size_t); |
| void (*eo_dump)(struct rtnl_ematch *, |
| struct nl_dump_params *); |
| int (*eo_fill)(struct rtnl_ematch *, struct nl_msg *); |
| void (*eo_free)(struct rtnl_ematch *); |
| struct nl_list_head eo_list; |
| }; |
| |
| extern int rtnl_ematch_register(struct rtnl_ematch_ops *); |
| extern struct rtnl_ematch_ops * rtnl_ematch_lookup_ops(int); |
| extern struct rtnl_ematch_ops * rtnl_ematch_lookup_ops_by_name(const char *); |
| |
| extern struct rtnl_ematch * rtnl_ematch_alloc(void); |
| extern int rtnl_ematch_add_child(struct rtnl_ematch *, |
| struct rtnl_ematch *); |
| extern void rtnl_ematch_unlink(struct rtnl_ematch *); |
| extern void rtnl_ematch_free(struct rtnl_ematch *); |
| |
| extern void * rtnl_ematch_data(struct rtnl_ematch *); |
| extern void rtnl_ematch_set_flags(struct rtnl_ematch *, |
| uint16_t); |
| extern void rtnl_ematch_unset_flags(struct rtnl_ematch *, |
| uint16_t); |
| extern uint16_t rtnl_ematch_get_flags(struct rtnl_ematch *); |
| extern int rtnl_ematch_set_ops(struct rtnl_ematch *, |
| struct rtnl_ematch_ops *); |
| extern int rtnl_ematch_set_kind(struct rtnl_ematch *, |
| uint16_t); |
| extern int rtnl_ematch_set_name(struct rtnl_ematch *, |
| const char *); |
| |
| extern struct rtnl_ematch_tree *rtnl_ematch_tree_alloc(uint16_t); |
| extern void rtnl_ematch_tree_free(struct rtnl_ematch_tree *); |
| extern void rtnl_ematch_tree_add(struct rtnl_ematch_tree *, |
| struct rtnl_ematch *); |
| |
| extern struct rtnl_ematch_tree *rtnl_ematch_tree_clone(struct rtnl_ematch_tree *); |
| |
| extern int rtnl_ematch_parse_attr(struct nlattr *, |
| struct rtnl_ematch_tree **); |
| extern int rtnl_ematch_fill_attr(struct nl_msg *, int, |
| struct rtnl_ematch_tree *); |
| extern void rtnl_ematch_tree_dump(struct rtnl_ematch_tree *, |
| struct nl_dump_params *); |
| |
| |
| extern int rtnl_ematch_parse_expr(const char *, char **, |
| struct rtnl_ematch_tree **); |
| |
| extern char * rtnl_ematch_offset2txt(uint8_t, uint16_t, |
| char *, size_t); |
| extern char * rtnl_ematch_opnd2txt(uint8_t, char *, size_t); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif |