/build/buildd/libnl-1.0~pre6/include/netlink/netlink.h

00001 /*
00002  * netlink/netlink.h            Netlink Interface
00003  *
00004  *      This library is free software; you can redistribute it and/or
00005  *      modify it under the terms of the GNU Lesser General Public
00006  *      License as published by the Free Software Foundation version 2.1
00007  *      of the License.
00008  *
00009  * Copyright (c) 2003-2006 Thomas Graf <tgraf@suug.ch>
00010  */
00011 
00012 #ifndef NETLINK_H_
00013 #define NETLINK_H_
00014 
00015 #include <stdio.h>
00016 #include <stdint.h>
00017 #include <string.h>
00018 #include <stdlib.h>
00019 #include <sys/types.h>
00020 #include <sys/socket.h>
00021 #include <netlink/types.h>
00022 #include <netlink/netlink-compat.h>
00023 #include <netlink/netlink-kernel.h>
00024 #include <netlink/rtnetlink-kernel.h>
00025 #include <netlink/handlers.h>
00026 
00027 extern int nl_debug;
00028 
00029 struct nl_handle;
00030 
00031 /* General */
00032 extern struct nl_handle *       nl_handle_alloc(void);
00033 extern struct nl_handle *       nl_handle_alloc_nondefault(enum nl_cb_kind);
00034 extern void                     nl_handle_destroy(struct nl_handle *);
00035 extern void                     nl_join_groups(struct nl_handle *, int);
00036 extern void                     nl_disable_sequence_check(struct nl_handle *);
00037 
00038 extern int                      nl_join_group(struct nl_handle *, int);
00039 extern int                      nl_set_passcred(struct nl_handle *, int);
00040 
00041 /* Access Functions */
00042 extern pid_t                    nl_handle_get_pid(struct nl_handle *);
00043 extern void                     nl_handle_set_pid(struct nl_handle *, pid_t);
00044 extern pid_t                    nl_handle_get_peer_pid(struct nl_handle *);
00045 extern void                     nl_handle_set_peer_pid(struct nl_handle *, pid_t);
00046 extern int                      nl_handle_get_fd(struct nl_handle *);
00047 extern struct sockaddr_nl *     nl_handle_get_local_addr(struct nl_handle *);
00048 extern struct sockaddr_nl *     nl_handle_get_peer_addr(struct nl_handle *);
00049 extern struct nl_cb *           nl_handle_get_cb(struct nl_handle *);
00050 
00051 /* Connection Management */
00052 extern int                      nl_connect(struct nl_handle *, int);
00053 extern void                     nl_close(struct nl_handle *);
00054 
00055 /* Send */
00056 extern int                      nl_sendto(struct nl_handle *, void *, size_t);
00057 extern int                      nl_sendmsg(struct nl_handle *, struct nl_msg *,
00058                                            struct msghdr *);
00059 extern int                      nl_send(struct nl_handle *, struct nl_msg *);
00060 extern int                      nl_send_auto_complete(struct nl_handle *,
00061                                                       struct nl_msg *);
00062 extern int                      nl_send_simple(struct nl_handle *, int, int,
00063                                                void *, size_t);
00064 
00065 /* Receive */
00066 extern int                      nl_recv(struct nl_handle *,
00067                                         struct sockaddr_nl *, unsigned char **,
00068                                         struct ucred **);
00069 
00070 extern int                      nl_recvmsgs(struct nl_handle *, struct nl_cb *);
00071 extern int                      nl_recvmsgs_def(struct nl_handle *);
00072 
00073 extern int                      nl_wait_for_ack(struct nl_handle *);
00074 
00075 /* Netlink Family Translations */
00076 extern char *                   nl_nlfamily2str(int, char *, size_t);
00077 extern int                      nl_str2nlfamily(const char *);
00078 
00079 #endif

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