b1ebda9241
This patch adds new cache find api nl_cache_find api was suggested by Thomas. Unlike nl_cache_search, this patch uses nl_object_match_filter() to look for an object match. Am not sure this matches what was decided on the list few weeks back. I will be happy to make any changes. Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com> Signed-off-by: Thomas Graf <tgraf@suug.ch>
80 lines
2.4 KiB
C
80 lines
2.4 KiB
C
/*
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* netlink/object.c Generic Cacheable Object
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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) 2003-2012 Thomas Graf <tgraf@suug.ch>
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*/
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#ifndef NETLINK_OBJECT_H_
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#define NETLINK_OBJECT_H_
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#include <netlink/netlink.h>
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#include <netlink/utils.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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struct nl_object;
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struct nl_object_ops;
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#define OBJ_CAST(ptr) ((struct nl_object *) (ptr))
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/* General */
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extern struct nl_object * nl_object_alloc(struct nl_object_ops *);
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extern int nl_object_alloc_name(const char *,
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struct nl_object **);
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extern void nl_object_free(struct nl_object *);
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extern struct nl_object * nl_object_clone(struct nl_object *obj);
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extern int nl_object_update(struct nl_object *dst,
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struct nl_object *src);
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extern void nl_object_get(struct nl_object *);
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extern void nl_object_put(struct nl_object *);
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extern int nl_object_shared(struct nl_object *);
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extern void nl_object_dump(struct nl_object *,
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struct nl_dump_params *);
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extern void nl_object_dump_buf(struct nl_object *, char *, size_t);
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extern int nl_object_identical(struct nl_object *,
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struct nl_object *);
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extern uint32_t nl_object_diff(struct nl_object *,
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struct nl_object *);
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extern int nl_object_match_filter(struct nl_object *,
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struct nl_object *);
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extern char * nl_object_attrs2str(struct nl_object *,
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uint32_t attrs, char *buf,
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size_t);
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extern char * nl_object_attr_list(struct nl_object *,
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char *, size_t);
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extern void nl_object_keygen(struct nl_object *,
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uint32_t *, uint32_t);
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/* Marks */
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extern void nl_object_mark(struct nl_object *);
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extern void nl_object_unmark(struct nl_object *);
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extern int nl_object_is_marked(struct nl_object *);
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/* Access Functions */
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extern int nl_object_get_refcnt(struct nl_object *);
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extern struct nl_cache * nl_object_get_cache(struct nl_object *);
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extern const char * nl_object_get_type(const struct nl_object *);
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extern int nl_object_get_msgtype(const struct nl_object *);
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struct nl_object_ops * nl_object_get_ops(const struct nl_object *);
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uint32_t nl_object_get_id_attrs(struct nl_object *obj);
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static inline void * nl_object_priv(struct nl_object *obj)
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{
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return obj;
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}
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#ifdef __cplusplus
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}
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#endif
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#endif
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