libnl 1.1
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00001 /* 00002 * netlink/route/classifier-modules.h Classifier Module API 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) 2003-2006 Thomas Graf <tgraf@suug.ch> 00010 */ 00011 00012 #ifndef NETLINK_CLASS_MODULES_H_ 00013 #define NETLINK_CLASS_MODULES_H_ 00014 00015 #include <netlink/netlink.h> 00016 00017 #ifdef __cplusplus 00018 extern "C" { 00019 #endif 00020 00021 /** 00022 * Classifier operations 00023 * @ingroup cls_api 00024 */ 00025 struct rtnl_cls_ops 00026 { 00027 /** 00028 * Kind/Name of classifier 00029 */ 00030 char co_kind[32]; 00031 00032 /** 00033 * Dump callbacks 00034 */ 00035 int (*co_dump[NL_DUMP_MAX+1])(struct rtnl_cls *, 00036 struct nl_dump_params *, int); 00037 /** 00038 * Must return the contents supposed to be in TCA_OPTIONS 00039 */ 00040 struct nl_msg *(*co_get_opts)(struct rtnl_cls *); 00041 00042 /** 00043 * TCA_OPTIONS message parser 00044 */ 00045 int (*co_msg_parser)(struct rtnl_cls *); 00046 00047 /** 00048 * Called before a class object gets destroyed 00049 */ 00050 void (*co_free_data)(struct rtnl_cls *); 00051 00052 /** 00053 * Called whenever a classifier object needs to be cloned 00054 */ 00055 int (*co_clone)(struct rtnl_cls *, struct rtnl_cls *); 00056 00057 /** 00058 * INTERNAL (Do not use) 00059 */ 00060 struct rtnl_cls_ops *co_next; 00061 }; 00062 00063 extern int rtnl_cls_register(struct rtnl_cls_ops *); 00064 extern int rtnl_cls_unregister(struct rtnl_cls_ops *); 00065 extern struct rtnl_cls_ops * rtnl_cls_lookup_ops(struct rtnl_cls *); 00066 extern struct rtnl_cls_ops * __rtnl_cls_lookup_ops(const char *kind); 00067 00068 #ifdef __cplusplus 00069 } 00070 #endif 00071 00072 #endif