1 /* 2 * netlink/object.c Generic Cacheable Object 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation version 2.1 7 * of the License. 8 * 9 * Copyright (c) 2003-2012 Thomas Graf <tgraf (at) suug.ch> 10 */ 11 12 #ifndef NETLINK_OBJECT_H_ 13 #define NETLINK_OBJECT_H_ 14 15 #include <netlink/netlink.h> 16 #include <netlink/utils.h> 17 18 #ifdef __cplusplus 19 extern "C" { 20 #endif 21 22 struct nl_cache; 23 struct nl_object; 24 struct nl_object_ops; 25 26 #define OBJ_CAST(ptr) ((struct nl_object *) (ptr)) 27 28 /* General */ 29 extern struct nl_object * nl_object_alloc(struct nl_object_ops *); 30 extern int nl_object_alloc_name(const char *, 31 struct nl_object **); 32 extern void nl_object_free(struct nl_object *); 33 extern struct nl_object * nl_object_clone(struct nl_object *obj); 34 extern int nl_object_update(struct nl_object *dst, 35 struct nl_object *src); 36 extern void nl_object_get(struct nl_object *); 37 extern void nl_object_put(struct nl_object *); 38 extern int nl_object_shared(struct nl_object *); 39 extern void nl_object_dump(struct nl_object *, 40 struct nl_dump_params *); 41 extern void nl_object_dump_buf(struct nl_object *, char *, size_t); 42 extern int nl_object_identical(struct nl_object *, 43 struct nl_object *); 44 extern uint32_t nl_object_diff(struct nl_object *, 45 struct nl_object *); 46 extern int nl_object_match_filter(struct nl_object *, 47 struct nl_object *); 48 extern char * nl_object_attrs2str(struct nl_object *, 49 uint32_t attrs, char *buf, 50 size_t); 51 extern char * nl_object_attr_list(struct nl_object *, 52 char *, size_t); 53 extern void nl_object_keygen(struct nl_object *, 54 uint32_t *, uint32_t); 55 56 /* Marks */ 57 extern void nl_object_mark(struct nl_object *); 58 extern void nl_object_unmark(struct nl_object *); 59 extern int nl_object_is_marked(struct nl_object *); 60 61 /* Access Functions */ 62 extern int nl_object_get_refcnt(struct nl_object *); 63 extern struct nl_cache * nl_object_get_cache(struct nl_object *); 64 extern const char * nl_object_get_type(const struct nl_object *); 65 extern int nl_object_get_msgtype(const struct nl_object *); 66 struct nl_object_ops * nl_object_get_ops(const struct nl_object *); 67 uint32_t nl_object_get_id_attrs(struct nl_object *obj); 68 69 70 static inline void * nl_object_priv(struct nl_object *obj) 71 { 72 return obj; 73 } 74 75 76 #ifdef __cplusplus 77 } 78 #endif 79 80 #endif 81