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9da1c8b694
The copyright statements from different parts of Ericsson have been merged into one. Signed-off-by: Per Liden <per.liden@nospam.ericsson.com>
213 lines
5.6 KiB
C
213 lines
5.6 KiB
C
/*
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* include/linux/tipc.h: Include file for TIPC socket interface
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*
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* Copyright (c) 2003-2006, Ericsson AB
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* Copyright (c) 2005, Wind River Systems
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the names of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _LINUX_TIPC_H_
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#define _LINUX_TIPC_H_
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#include <linux/types.h>
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/*
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* TIPC addressing primitives
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*/
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struct tipc_portid {
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__u32 ref;
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__u32 node;
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};
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struct tipc_name {
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__u32 type;
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__u32 instance;
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};
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struct tipc_name_seq {
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__u32 type;
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__u32 lower;
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__u32 upper;
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};
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static inline __u32 tipc_addr(unsigned int zone,
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unsigned int cluster,
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unsigned int node)
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{
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return (zone << 24) | (cluster << 12) | node;
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}
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static inline unsigned int tipc_zone(__u32 addr)
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{
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return addr >> 24;
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}
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static inline unsigned int tipc_cluster(__u32 addr)
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{
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return (addr >> 12) & 0xfff;
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}
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static inline unsigned int tipc_node(__u32 addr)
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{
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return addr & 0xfff;
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}
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/*
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* Application-accessible port name types
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*/
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#define TIPC_CFG_SRV 0 /* configuration service name type */
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#define TIPC_TOP_SRV 1 /* topology service name type */
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#define TIPC_RESERVED_TYPES 64 /* lowest user-publishable name type */
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/*
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* Publication scopes when binding port names and port name sequences
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*/
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#define TIPC_ZONE_SCOPE 1
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#define TIPC_CLUSTER_SCOPE 2
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#define TIPC_NODE_SCOPE 3
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/*
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* Limiting values for messages
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*/
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#define TIPC_MAX_USER_MSG_SIZE 66000
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/*
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* Message importance levels
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*/
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#define TIPC_LOW_IMPORTANCE 0 /* default */
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#define TIPC_MEDIUM_IMPORTANCE 1
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#define TIPC_HIGH_IMPORTANCE 2
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#define TIPC_CRITICAL_IMPORTANCE 3
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/*
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* Msg rejection/connection shutdown reasons
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*/
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#define TIPC_OK 0
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#define TIPC_ERR_NO_NAME 1
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#define TIPC_ERR_NO_PORT 2
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#define TIPC_ERR_NO_NODE 3
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#define TIPC_ERR_OVERLOAD 4
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#define TIPC_CONN_SHUTDOWN 5
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/*
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* TIPC topology subscription service definitions
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*/
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#define TIPC_SUB_PORTS 0x01 /* filter for port availability */
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#define TIPC_SUB_SERVICE 0x02 /* filter for service availability */
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#if 0
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/* The following filter options are not currently implemented */
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#define TIPC_SUB_NO_BIND_EVTS 0x04 /* filter out "publish" events */
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#define TIPC_SUB_NO_UNBIND_EVTS 0x08 /* filter out "withdraw" events */
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#define TIPC_SUB_SINGLE_EVT 0x10 /* expire after first event */
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#endif
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#define TIPC_WAIT_FOREVER ~0 /* timeout for permanent subscription */
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struct tipc_subscr {
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struct tipc_name_seq seq; /* name sequence of interest */
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__u32 timeout; /* subscription duration (in ms) */
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__u32 filter; /* bitmask of filter options */
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char usr_handle[8]; /* available for subscriber use */
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};
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#define TIPC_PUBLISHED 1 /* publication event */
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#define TIPC_WITHDRAWN 2 /* withdraw event */
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#define TIPC_SUBSCR_TIMEOUT 3 /* subscription timeout event */
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struct tipc_event {
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__u32 event; /* event type */
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__u32 found_lower; /* matching name seq instances */
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__u32 found_upper; /* " " " " */
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struct tipc_portid port; /* associated port */
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struct tipc_subscr s; /* associated subscription */
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};
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/*
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* Socket API
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*/
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#ifndef AF_TIPC
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#define AF_TIPC 30
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#endif
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#ifndef PF_TIPC
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#define PF_TIPC AF_TIPC
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#endif
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#ifndef SOL_TIPC
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#define SOL_TIPC 271
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#endif
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#define TIPC_ADDR_NAMESEQ 1
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#define TIPC_ADDR_MCAST 1
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#define TIPC_ADDR_NAME 2
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#define TIPC_ADDR_ID 3
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struct sockaddr_tipc {
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unsigned short family;
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unsigned char addrtype;
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signed char scope;
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union {
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struct tipc_portid id;
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struct tipc_name_seq nameseq;
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struct {
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struct tipc_name name;
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__u32 domain; /* 0: own zone */
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} name;
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} addr;
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};
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/*
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* Ancillary data objects supported by recvmsg()
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*/
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#define TIPC_ERRINFO 1 /* error info */
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#define TIPC_RETDATA 2 /* returned data */
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#define TIPC_DESTNAME 3 /* destination name */
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/*
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* TIPC-specific socket option values
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*/
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#define TIPC_IMPORTANCE 127 /* Default: TIPC_LOW_IMPORTANCE */
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#define TIPC_SRC_DROPPABLE 128 /* Default: 0 (resend congested msg) */
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#define TIPC_DEST_DROPPABLE 129 /* Default: based on socket type */
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#define TIPC_CONN_TIMEOUT 130 /* Default: 8000 (ms) */
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#endif
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