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author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
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committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /net/tipc/bcast.h | |
parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'net/tipc/bcast.h')
-rw-r--r-- | net/tipc/bcast.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/net/tipc/bcast.h b/net/tipc/bcast.h new file mode 100644 index 00000000..55713940 --- /dev/null +++ b/net/tipc/bcast.h @@ -0,0 +1,105 @@ +/* + * net/tipc/bcast.h: Include file for TIPC broadcast code + * + * Copyright (c) 2003-2006, Ericsson AB + * Copyright (c) 2005, 2010-2011, Wind River Systems + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the names of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _TIPC_BCAST_H +#define _TIPC_BCAST_H + +#define MAX_NODES 4096 +#define WSIZE 32 + +/** + * struct tipc_node_map - set of node identifiers + * @count: # of nodes in set + * @map: bitmap of node identifiers that are in the set + */ + +struct tipc_node_map { + u32 count; + u32 map[MAX_NODES / WSIZE]; +}; + +#define PLSIZE 32 + +/** + * struct tipc_port_list - set of node local destination ports + * @count: # of ports in set (only valid for first entry in list) + * @next: pointer to next entry in list + * @ports: array of port references + */ + +struct tipc_port_list { + int count; + struct tipc_port_list *next; + u32 ports[PLSIZE]; +}; + + +struct tipc_node; + +extern const char tipc_bclink_name[]; + +void tipc_nmap_add(struct tipc_node_map *nm_ptr, u32 node); +void tipc_nmap_remove(struct tipc_node_map *nm_ptr, u32 node); + +/** + * tipc_nmap_equal - test for equality of node maps + */ + +static inline int tipc_nmap_equal(struct tipc_node_map *nm_a, struct tipc_node_map *nm_b) +{ + return !memcmp(nm_a, nm_b, sizeof(*nm_a)); +} + +void tipc_port_list_add(struct tipc_port_list *pl_ptr, u32 port); +void tipc_port_list_free(struct tipc_port_list *pl_ptr); + +void tipc_bclink_init(void); +void tipc_bclink_stop(void); +void tipc_bclink_add_node(u32 addr); +void tipc_bclink_remove_node(u32 addr); +struct tipc_node *tipc_bclink_retransmit_to(void); +void tipc_bclink_acknowledge(struct tipc_node *n_ptr, u32 acked); +int tipc_bclink_send_msg(struct sk_buff *buf); +void tipc_bclink_recv_pkt(struct sk_buff *buf); +u32 tipc_bclink_get_last_sent(void); +u32 tipc_bclink_acks_missing(struct tipc_node *n_ptr); +void tipc_bclink_update_link_state(struct tipc_node *n_ptr, u32 last_sent); +int tipc_bclink_stats(char *stats_buf, const u32 buf_size); +int tipc_bclink_reset_stats(void); +int tipc_bclink_set_queue_limits(u32 limit); +void tipc_bcbearer_sort(void); + +#endif |