125 lines
4.0 KiB
C
125 lines
4.0 KiB
C
/*
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* netlink/cache.h Caching Module
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation version 2.1
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* of the License.
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*
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* Copyright (c) 2003-2006 Thomas Graf <tgraf@suug.ch>
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*/
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#ifndef NETLINK_CACHE_H_
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#define NETLINK_CACHE_H_
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#include <netlink/netlink.h>
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#include <netlink/msg.h>
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#include <netlink/utils.h>
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#include <netlink/object.h>
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#include <netlink/cache-api.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct nl_cache;
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typedef void (*change_func_t)(struct nl_cache *, struct nl_object *, int);
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/* Access Functions */
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extern int nl_cache_nitems(struct nl_cache *);
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extern int nl_cache_nitems_filter(struct nl_cache *,
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struct nl_object *);
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extern struct nl_cache_ops * nl_cache_get_ops(struct nl_cache *);
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extern struct nl_object * nl_cache_get_first(struct nl_cache *);
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extern struct nl_object * nl_cache_get_last(struct nl_cache *);
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extern struct nl_object * nl_cache_get_next(struct nl_object *);
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extern struct nl_object * nl_cache_get_prev(struct nl_object *);
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/* Cache creation/deletion */
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#define nl_cache_alloc_from_ops(ptr) nl_cache_alloc(ptr)
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extern struct nl_cache * nl_cache_alloc(struct nl_cache_ops *);
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extern struct nl_cache * nl_cache_alloc_name(const char *);
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extern struct nl_cache * nl_cache_subset(struct nl_cache *,
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struct nl_object *);
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extern void nl_cache_clear(struct nl_cache *);
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extern void nl_cache_free(struct nl_cache *);
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/* Cache modification */
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extern int nl_cache_add(struct nl_cache *,
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struct nl_object *);
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extern int nl_cache_parse_and_add(struct nl_cache *,
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struct nl_msg *);
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#define nl_cache_delete(a, b) nl_cache_remove(b)
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extern void nl_cache_remove(struct nl_object *);
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#define nl_cache_update(a, b) nl_cache_refill(a, b)
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extern int nl_cache_refill(struct nl_handle *,
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struct nl_cache *);
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extern int nl_cache_pickup(struct nl_handle *,
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struct nl_cache *);
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extern int nl_cache_resync(struct nl_handle *,
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struct nl_cache *,
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change_func_t);
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extern int nl_cache_include(struct nl_cache *,
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struct nl_object *,
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change_func_t);
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/* General */
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extern int nl_cache_is_empty(struct nl_cache *);
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extern void nl_cache_mark_all(struct nl_cache *);
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/* Dumping */
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extern void nl_cache_dump(struct nl_cache *,
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struct nl_dump_params *);
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extern void nl_cache_dump_filter(struct nl_cache *,
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struct nl_dump_params *,
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struct nl_object *);
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/* Iterators */
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extern void nl_cache_foreach(struct nl_cache *,
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void (*cb)(struct nl_object *,
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void *),
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void *arg);
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extern void nl_cache_foreach_filter(struct nl_cache *,
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struct nl_object *,
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void (*cb)(struct
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nl_object *,
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void *),
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void *arg);
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/* --- cache management --- */
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/* Cache type management */
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extern struct nl_cache_ops * nl_cache_ops_lookup(const char *);
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extern struct nl_cache_ops * nl_cache_ops_associate(int, int);
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extern struct nl_msgtype * nl_msgtype_lookup(struct nl_cache_ops *, int);
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extern void nl_cache_ops_foreach(void (*cb)(struct nl_cache_ops *, void *), void *);
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extern int nl_cache_mngt_register(struct nl_cache_ops *);
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extern int nl_cache_mngt_unregister(struct nl_cache_ops *);
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/* Global cache provisioning/requiring */
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extern void nl_cache_mngt_provide(struct nl_cache *);
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extern void nl_cache_mngt_unprovide(struct nl_cache *);
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extern struct nl_cache * nl_cache_mngt_require(const char *);
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struct nl_cache_mngr;
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#define NL_AUTO_PROVIDE 1
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extern struct nl_cache_mngr * nl_cache_mngr_alloc(struct nl_handle *,
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int, int);
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extern struct nl_cache * nl_cache_mngr_add(struct nl_cache_mngr *,
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const char *,
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change_func_t);
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extern int nl_cache_mngr_get_fd(struct nl_cache_mngr *);
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extern int nl_cache_mngr_poll(struct nl_cache_mngr *,
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int);
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extern int nl_cache_mngr_data_ready(struct nl_cache_mngr *);
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extern void nl_cache_mngr_free(struct nl_cache_mngr *);
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#ifdef __cplusplus
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}
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#endif
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#endif
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