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      1 /*
      2  * netlink/netlink.h		Netlink Interface
      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) 2003-2013 Thomas Graf <tgraf (at) suug.ch>
     10  */
     11 
     12 #ifndef NETLINK_NETLINK_H_
     13 #define NETLINK_NETLINK_H_
     14 
     15 #include <stdio.h>
     16 #include <stdint.h>
     17 #include <string.h>
     18 #include <stdlib.h>
     19 #include <sys/poll.h>
     20 #include <sys/socket.h>
     21 #include <sys/types.h>
     22 #include <sys/time.h>
     23 #include <netdb.h>
     24 #include <netlink/netlink-compat.h>
     25 #include <linux/netlink.h>
     26 #include <linux/rtnetlink.h>
     27 #include <linux/genetlink.h>
     28 #include <linux/netfilter/nfnetlink.h>
     29 #include <netinet/tcp.h>
     30 #include <netlink/version.h>
     31 #include <netlink/errno.h>
     32 #include <netlink/types.h>
     33 #include <netlink/handlers.h>
     34 #include <netlink/socket.h>
     35 #include <netlink/object.h>
     36 
     37 #ifdef __cplusplus
     38 extern "C" {
     39 #endif
     40 
     41 struct ucred;
     42 struct nl_cache_ops;
     43 struct nl_parser_param;
     44 struct nl_object;
     45 struct nl_sock;
     46 
     47 extern int nl_debug;
     48 extern struct nl_dump_params nl_debug_dp;
     49 
     50 /* Connection Management */
     51 extern int			nl_connect(struct nl_sock *, int);
     52 extern void			nl_close(struct nl_sock *);
     53 
     54 /* Send */
     55 extern int			nl_sendto(struct nl_sock *, void *, size_t);
     56 extern int			nl_sendmsg(struct nl_sock *, struct nl_msg *,
     57 					   struct msghdr *);
     58 extern int			nl_send(struct nl_sock *, struct nl_msg *);
     59 extern int			nl_send_iovec(struct nl_sock *, struct nl_msg *,
     60 					      struct iovec *, unsigned);
     61 extern void			nl_complete_msg(struct nl_sock *,
     62 						struct nl_msg *);
     63 extern void			nl_auto_complete(struct nl_sock *,
     64 						 struct nl_msg *);
     65 extern int			nl_send_auto(struct nl_sock *, struct nl_msg *);
     66 extern int			nl_send_auto_complete(struct nl_sock *,
     67 						      struct nl_msg *);
     68 extern int			nl_send_sync(struct nl_sock *, struct nl_msg *);
     69 extern int			nl_send_simple(struct nl_sock *, int, int,
     70 					       void *, size_t);
     71 
     72 /* Receive */
     73 extern int			nl_recv(struct nl_sock *,
     74 					struct sockaddr_nl *, unsigned char **,
     75 					struct ucred **);
     76 
     77 extern int			nl_recvmsgs(struct nl_sock *, struct nl_cb *);
     78 extern int			nl_recvmsgs_report(struct nl_sock *, struct nl_cb *);
     79 
     80 extern int			nl_recvmsgs_default(struct nl_sock *);
     81 
     82 extern int			nl_wait_for_ack(struct nl_sock *);
     83 
     84 extern int			nl_pickup(struct nl_sock *,
     85 					  int (*parser)(struct nl_cache_ops *,
     86 						struct sockaddr_nl *,
     87 						struct nlmsghdr *,
     88 						struct nl_parser_param *),
     89 					  struct nl_object **);
     90 /* Netlink Family Translations */
     91 extern char *			nl_nlfamily2str(int, char *, size_t);
     92 extern int			nl_str2nlfamily(const char *);
     93 
     94 #ifdef __cplusplus
     95 }
     96 #endif
     97 
     98 #endif
     99