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/*
* netlink/genl/mngt.h Generic Netlink Management
*
* 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) 2003-2006 Thomas Graf <tgraf@suug.ch>
*/
#ifndef NETLINK_GENL_MNGT_H_
#define NETLINK_GENL_MNGT_H_
#include <netlink/netlink.h>
#include <netlink/attr.h>
#include <netlink/list.h>
#ifdef __cplusplus
extern "C" {
#endif
struct nl_cache_ops;
struct genl_info
{
struct sockaddr_nl * who;
struct nlmsghdr * nlh;
struct genlmsghdr * genlhdr;
void * userhdr;
struct nlattr ** attrs;
};
/**
* @ingroup genl_mngt
* Generic Netlink Command
*/
struct genl_cmd
{
/** Unique command identifier */
int c_id;
/** Name/description of command */
char * c_name;
/**
* Maximum attribute identifier, must be provided if
* a message parser is available.
*/
int c_maxattr;
int (*c_msg_parser)(struct nl_cache_ops *,
struct genl_cmd *,
struct genl_info *, void *);
/**
* Attribute validation policy (optional)
*/
struct nla_policy * c_attr_policy;
};
/**
* @ingroup genl_mngt
* Generic Netlink Operations
*/
struct genl_ops
{
int o_family;
int o_id;
char * o_name;
struct nl_cache_ops * o_cache_ops;
struct genl_cmd * o_cmds;
int o_ncmds;
/* linked list of all genl cache operations */
struct nl_list_head o_list;
};
extern int genl_register(struct nl_cache_ops *);
extern void genl_unregister(struct nl_cache_ops *);
#ifdef __cplusplus
}
#endif
#endif
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