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   1 /*
   2  * include/net/tipc/tipc.h: Main include file for TIPC users
   3  *
   4  * Copyright (c) 2003-2006, Ericsson AB
   5  * Copyright (c) 2005, Wind River Systems
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. Neither the names of the copyright holders nor the names of its
  17  *    contributors may be used to endorse or promote products derived from
  18  *    this software without specific prior written permission.
  19  *
  20  * Alternatively, this software may be distributed under the terms of the
  21  * GNU General Public License ("GPL") version 2 as published by the Free
  22  * Software Foundation.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  25  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  29  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  30  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  31  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  32  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  33  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  34  * POSSIBILITY OF SUCH DAMAGE.
  35  */
  36
  37 #ifndef _NET_TIPC_H_
  38 #define _NET_TIPC_H_
  39
  40 #ifdef __KERNEL__
  41
  42 #include <linux/tipc.h>
  43 #include <linux/skbuff.h>
  44
  45 /*
  46  * Native API
  47  */
  48
  49 /*
  50  * TIPC operating mode routines
  51  */
  52
  53 u32 tipc_get_addr(void);
  54
  55 #define TIPC_NOT_RUNNING  0
  56 #define TIPC_NODE_MODE    1
  57 #define TIPC_NET_MODE     2
  58
  59 typedef void (*tipc_mode_event)(void *usr_handle, int mode, u32 addr);
  60
  61 int tipc_attach(unsigned int *userref, tipc_mode_event, void *usr_handle);
  62
  63 void tipc_detach(unsigned int userref);
  64
  65 int tipc_get_mode(void);
  66
  67 /*
  68  * TIPC port manipulation routines
  69  */
  70
  71 typedef void (*tipc_msg_err_event) (void *usr_handle,
  72                                     u32 portref,
  73                                     struct sk_buff **buf,
  74                                     unsigned char const *data,
  75                                     unsigned int size,
  76                                     int reason,
  77                                     struct tipc_portid const *attmpt_destid);
  78
  79 typedef void (*tipc_named_msg_err_event) (void *usr_handle,
  80                                           u32 portref,
  81                                           struct sk_buff **buf,
  82                                           unsigned char const *data,
  83                                           unsigned int size,
  84                                           int reason,
  85                                           struct tipc_name_seq const *attmpt_dest);
  86
  87 typedef void (*tipc_conn_shutdown_event) (void *usr_handle,
  88                                           u32 portref,
  89                                           struct sk_buff **buf,
  90                                           unsigned char const *data,
  91                                           unsigned int size,
  92                                           int reason);
  93
  94 typedef void (*tipc_msg_event) (void *usr_handle,
  95                                 u32 portref,
  96                                 struct sk_buff **buf,
  97                                 unsigned char const *data,
  98                                 unsigned int size,
  99                                 unsigned int importance,
 100                                 struct tipc_portid const *origin);
 101
 102 typedef void (*tipc_named_msg_event) (void *usr_handle,
 103                                       u32 portref,
 104                                       struct sk_buff **buf,
 105                                       unsigned char const *data,
 106                                       unsigned int size,
 107                                       unsigned int importance,
 108                                       struct tipc_portid const *orig,
 109                                       struct tipc_name_seq const *dest);
 110
 111 typedef void (*tipc_conn_msg_event) (void *usr_handle,
 112                                      u32 portref,
 113                                      struct sk_buff **buf,
 114                                      unsigned char const *data,
 115                                      unsigned int size);
 116
 117 typedef void (*tipc_continue_event) (void *usr_handle,
 118                                      u32 portref);
 119
 120 int tipc_createport(unsigned int tipc_user,
 121                     void *usr_handle,
 122                     unsigned int importance,
 123                     tipc_msg_err_event error_cb,
 124                     tipc_named_msg_err_event named_error_cb,
 125                     tipc_conn_shutdown_event conn_error_cb,
 126                     tipc_msg_event message_cb,
 127                     tipc_named_msg_event named_message_cb,
 128                     tipc_conn_msg_event conn_message_cb,
 129                     tipc_continue_event continue_event_cb,/* May be zero */
 130                     u32 *portref);
 131
 132 int tipc_deleteport(u32 portref);
 133
 134 int tipc_ownidentity(u32 portref, struct tipc_portid *port);
 135
 136 int tipc_portimportance(u32 portref, unsigned int *importance);
 137 int tipc_set_portimportance(u32 portref, unsigned int importance);
 138
 139 int tipc_portunreliable(u32 portref, unsigned int *isunreliable);
 140 int tipc_set_portunreliable(u32 portref, unsigned int isunreliable);
 141
 142 int tipc_portunreturnable(u32 portref, unsigned int *isunreturnable);
 143 int tipc_set_portunreturnable(u32 portref, unsigned int isunreturnable);
 144
 145 int tipc_publish(u32 portref, unsigned int scope,
 146                  struct tipc_name_seq const *name_seq);
 147 int tipc_withdraw(u32 portref, unsigned int scope,
 148                   struct tipc_name_seq const *name_seq); /* 0: all */
 149
 150 int tipc_connect2port(u32 portref, struct tipc_portid const *port);
 151
 152 int tipc_disconnect(u32 portref);
 153
 154 int tipc_shutdown(u32 ref); /* Sends SHUTDOWN msg */
 155
 156 int tipc_isconnected(u32 portref, int *isconnected);
 157
 158 int tipc_peer(u32 portref, struct tipc_portid *peer);
 159
 160 int tipc_ref_valid(u32 portref);
 161
 162 /*
 163  * TIPC messaging routines
 164  */
 165
 166 #define TIPC_PORT_IMPORTANCE 100        /* send using current port setting */
 167
 168
 169 int tipc_send(u32 portref,
 170               unsigned int num_sect,
 171               struct iovec const *msg_sect);
 172
 173 int tipc_send_buf(u32 portref,
 174                   struct sk_buff *buf,
 175                   unsigned int dsz);
 176
 177 int tipc_send2name(u32 portref,
 178                    struct tipc_name const *name,
 179                    u32 domain,  /* 0:own zone */
 180                    unsigned int num_sect,
 181                    struct iovec const *msg_sect);
 182
 183 int tipc_send_buf2name(u32 portref,
 184                        struct tipc_name const *name,
 185                        u32 domain,
 186                        struct sk_buff *buf,
 187                        unsigned int dsz);
 188
 189 int tipc_forward2name(u32 portref,
 190                       struct tipc_name const *name,
 191                       u32 domain,   /*0: own zone */
 192                       unsigned int section_count,
 193                       struct iovec const *msg_sect,
 194                       struct tipc_portid const *origin,
 195                       unsigned int importance);
 196
 197 int tipc_forward_buf2name(u32 portref,
 198                           struct tipc_name const *name,
 199                           u32 domain,
 200                           struct sk_buff *buf,
 201                           unsigned int dsz,
 202                           struct tipc_portid const *orig,
 203                           unsigned int importance);
 204
 205 int tipc_send2port(u32 portref,
 206                    struct tipc_portid const *dest,
 207                    unsigned int num_sect,
 208                    struct iovec const *msg_sect);
 209
 210 int tipc_send_buf2port(u32 portref,
 211                        struct tipc_portid const *dest,
 212                        struct sk_buff *buf,
 213                        unsigned int dsz);
 214
 215 int tipc_forward2port(u32 portref,
 216                       struct tipc_portid const *dest,
 217                       unsigned int num_sect,
 218                       struct iovec const *msg_sect,
 219                       struct tipc_portid const *origin,
 220                       unsigned int importance);
 221
 222 int tipc_forward_buf2port(u32 portref,
 223                           struct tipc_portid const *dest,
 224                           struct sk_buff *buf,
 225                           unsigned int dsz,
 226                           struct tipc_portid const *orig,
 227                           unsigned int importance);
 228
 229 int tipc_multicast(u32 portref,
 230                    struct tipc_name_seq const *seq,
 231                    u32 domain,  /* 0:own zone */
 232                    unsigned int section_count,
 233                    struct iovec const *msg);
 234
 235 #if 0
 236 int tipc_multicast_buf(u32 portref,
 237                        struct tipc_name_seq const *seq,
 238                        u32 domain,      /* 0:own zone */
 239                        void *buf,
 240                        unsigned int size);
 241 #endif
 242
 243 /*
 244  * TIPC subscription routines
 245  */
 246
 247 int tipc_ispublished(struct tipc_name const *name);
 248
 249 /*
 250  * Get number of available nodes within specified domain (excluding own node)
 251  */
 252
 253 unsigned int tipc_available_nodes(const u32 domain);
 254
 255 #endif
 256
 257 #endif