node.h 5.8 KB

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  1. /*
  2. * net/tipc/node.h: Include file for TIPC node management routines
  3. *
  4. * Copyright (c) 2000-2006, 2014-2016, Ericsson AB
  5. * Copyright (c) 2005, 2010-2014, 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. #ifndef _TIPC_NODE_H
  37. #define _TIPC_NODE_H
  38. #include "addr.h"
  39. #include "net.h"
  40. #include "bearer.h"
  41. #include "msg.h"
  42. /* Optional capabilities supported by this code version
  43. */
  44. enum {
  45. TIPC_SYN_BIT = (1),
  46. TIPC_BCAST_SYNCH = (1 << 1),
  47. TIPC_BCAST_STATE_NACK = (1 << 2),
  48. TIPC_BLOCK_FLOWCTL = (1 << 3),
  49. TIPC_BCAST_RCAST = (1 << 4),
  50. TIPC_NODE_ID128 = (1 << 5),
  51. TIPC_LINK_PROTO_SEQNO = (1 << 6),
  52. TIPC_MCAST_RBCTL = (1 << 7),
  53. TIPC_GAP_ACK_BLOCK = (1 << 8),
  54. TIPC_TUNNEL_ENHANCED = (1 << 9),
  55. TIPC_NAGLE = (1 << 10),
  56. TIPC_NAMED_BCAST = (1 << 11)
  57. };
  58. #define TIPC_NODE_CAPABILITIES (TIPC_SYN_BIT | \
  59. TIPC_BCAST_SYNCH | \
  60. TIPC_BCAST_STATE_NACK | \
  61. TIPC_BCAST_RCAST | \
  62. TIPC_BLOCK_FLOWCTL | \
  63. TIPC_NODE_ID128 | \
  64. TIPC_LINK_PROTO_SEQNO | \
  65. TIPC_MCAST_RBCTL | \
  66. TIPC_GAP_ACK_BLOCK | \
  67. TIPC_TUNNEL_ENHANCED | \
  68. TIPC_NAGLE | \
  69. TIPC_NAMED_BCAST)
  70. #define INVALID_BEARER_ID -1
  71. void tipc_node_stop(struct net *net);
  72. bool tipc_node_get_id(struct net *net, u32 addr, u8 *id);
  73. u32 tipc_node_get_addr(struct tipc_node *node);
  74. char *tipc_node_get_id_str(struct tipc_node *node);
  75. void tipc_node_put(struct tipc_node *node);
  76. void tipc_node_get(struct tipc_node *node);
  77. struct tipc_node *tipc_node_create(struct net *net, u32 addr, u8 *peer_id,
  78. u16 capabilities, u32 hash_mixes,
  79. bool preliminary);
  80. #ifdef CONFIG_TIPC_CRYPTO
  81. struct tipc_crypto *tipc_node_crypto_rx(struct tipc_node *__n);
  82. struct tipc_crypto *tipc_node_crypto_rx_by_list(struct list_head *pos);
  83. struct tipc_crypto *tipc_node_crypto_rx_by_addr(struct net *net, u32 addr);
  84. #endif
  85. u32 tipc_node_try_addr(struct net *net, u8 *id, u32 addr);
  86. void tipc_node_check_dest(struct net *net, u32 onode, u8 *peer_id128,
  87. struct tipc_bearer *bearer,
  88. u16 capabilities, u32 signature, u32 hash_mixes,
  89. struct tipc_media_addr *maddr,
  90. bool *respond, bool *dupl_addr);
  91. void tipc_node_delete_links(struct net *net, int bearer_id);
  92. void tipc_node_apply_property(struct net *net, struct tipc_bearer *b, int prop);
  93. int tipc_node_get_linkname(struct net *net, u32 bearer_id, u32 node,
  94. char *linkname, size_t len);
  95. int tipc_node_xmit(struct net *net, struct sk_buff_head *list, u32 dnode,
  96. int selector);
  97. int tipc_node_distr_xmit(struct net *net, struct sk_buff_head *list);
  98. int tipc_node_xmit_skb(struct net *net, struct sk_buff *skb, u32 dest,
  99. u32 selector);
  100. void tipc_node_subscribe(struct net *net, struct list_head *subscr, u32 addr);
  101. void tipc_node_unsubscribe(struct net *net, struct list_head *subscr, u32 addr);
  102. void tipc_node_broadcast(struct net *net, struct sk_buff *skb, int rc_dests);
  103. int tipc_node_add_conn(struct net *net, u32 dnode, u32 port, u32 peer_port);
  104. void tipc_node_remove_conn(struct net *net, u32 dnode, u32 port);
  105. int tipc_node_get_mtu(struct net *net, u32 addr, u32 sel, bool connected);
  106. bool tipc_node_is_up(struct net *net, u32 addr);
  107. u16 tipc_node_get_capabilities(struct net *net, u32 addr);
  108. int tipc_nl_node_dump(struct sk_buff *skb, struct netlink_callback *cb);
  109. int tipc_nl_node_dump_link(struct sk_buff *skb, struct netlink_callback *cb);
  110. int tipc_nl_node_reset_link_stats(struct sk_buff *skb, struct genl_info *info);
  111. int tipc_nl_node_get_link(struct sk_buff *skb, struct genl_info *info);
  112. int tipc_nl_node_set_link(struct sk_buff *skb, struct genl_info *info);
  113. int tipc_nl_peer_rm(struct sk_buff *skb, struct genl_info *info);
  114. int tipc_nl_node_set_monitor(struct sk_buff *skb, struct genl_info *info);
  115. int tipc_nl_node_get_monitor(struct sk_buff *skb, struct genl_info *info);
  116. int tipc_nl_node_dump_monitor(struct sk_buff *skb, struct netlink_callback *cb);
  117. int tipc_nl_node_dump_monitor_peer(struct sk_buff *skb,
  118. struct netlink_callback *cb);
  119. #ifdef CONFIG_TIPC_CRYPTO
  120. int tipc_nl_node_set_key(struct sk_buff *skb, struct genl_info *info);
  121. int tipc_nl_node_flush_key(struct sk_buff *skb, struct genl_info *info);
  122. #endif
  123. void tipc_node_pre_cleanup_net(struct net *exit_net);
  124. #endif