Controller

Collaboration diagram for Controller:

Functions
int	genl_ctrl_resolve (struct nl_sock *sk, const char *name)
	Resolve generic netlink family name to its identifier. More...

Cache Management
int	genl_ctrl_alloc_cache (struct nl_sock *sock, struct nl_cache **result)
struct genl_family *	genl_ctrl_search (struct nl_cache *cache, int id)
	Look up generic netlink family by id in the provided cache. More...

Resolver
struct genl_family *	genl_ctrl_search_by_name (struct nl_cache *cache, const char *name)
	Look up generic netlink family by family name in the provided cache. More...

Detailed Description

Function Documentation

int genl_ctrl_alloc_cache	(	struct nl_sock *	sock,
		struct nl_cache **	result
	)

References nl_cache_alloc_and_fill().

Referenced by genl_ctrl_resolve(), genl_mngt_resolve(), and genl_ops_resolve().

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int genl_ctrl_resolve	(	struct nl_sock *	sk,
		const char *	name
	)

Resolve generic netlink family name to its identifier.

• sk Netlink socket.
• name Name of generic netlink family

Resolves the generic netlink family name to its identifer and returns it.

Returns

A positive identifier or a negative error code.

References genl_ctrl_alloc_cache(), genl_ctrl_search_by_name(), genl_family_get_id(), genl_family_put(), nl_cache_free(), NLE_OBJ_NOTFOUND, and NULL.

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struct genl_family* genl_ctrl_search	(	struct nl_cache *	cache,
		int	id
	)

Look up generic netlink family by id in the provided cache.

• cache Generic netlink family cache.
• id Family identifier.

Searches through the cache looking for a registered family matching the specified identifier. The caller will own a reference on the returned object which needs to be given back after usage using genl_family_put().

Returns

Generic netlink family object or NULL if no match was found.

References BUG, nl_cache::c_items, nl_cache::c_ops, genl_family::gf_id, nl_list_for_each_entry, nl_object_get(), and NULL.

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struct genl_family* genl_ctrl_search_by_name	(	struct nl_cache *	cache,
		const char *	name
	)

Look up generic netlink family by family name in the provided cache.

• cache Generic netlink family cache.
• name Family name.

Searches through the cache looking for a registered family matching the specified name. The caller will own a reference on the returned object which needs to be given back after usage using genl_family_put().

Returns

Generic netlink family object or NULL if no match was found.

References BUG, nl_cache::c_items, nl_cache::c_ops, genl_family::gf_name, nl_list_for_each_entry, nl_object_get(), and NULL.

Referenced by genl_ctrl_resolve().

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