257 строки
7.0 KiB
C
257 строки
7.0 KiB
C
/*
|
|
* include/uapi/linux/tipc.h: Header for TIPC socket interface
|
|
*
|
|
* Copyright (c) 2003-2006, 2015-2016 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 _LINUX_TIPC_H_
|
|
#define _LINUX_TIPC_H_
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/sockios.h>
|
|
|
|
/*
|
|
* TIPC addressing primitives
|
|
*/
|
|
|
|
struct tipc_portid {
|
|
__u32 ref;
|
|
__u32 node;
|
|
};
|
|
|
|
struct tipc_name {
|
|
__u32 type;
|
|
__u32 instance;
|
|
};
|
|
|
|
struct tipc_name_seq {
|
|
__u32 type;
|
|
__u32 lower;
|
|
__u32 upper;
|
|
};
|
|
|
|
/* TIPC Address Size, Offset, Mask specification for Z.C.N
|
|
*/
|
|
#define TIPC_NODE_BITS 12
|
|
#define TIPC_CLUSTER_BITS 12
|
|
#define TIPC_ZONE_BITS 8
|
|
|
|
#define TIPC_NODE_OFFSET 0
|
|
#define TIPC_CLUSTER_OFFSET TIPC_NODE_BITS
|
|
#define TIPC_ZONE_OFFSET (TIPC_CLUSTER_OFFSET + TIPC_CLUSTER_BITS)
|
|
|
|
#define TIPC_NODE_SIZE ((1UL << TIPC_NODE_BITS) - 1)
|
|
#define TIPC_CLUSTER_SIZE ((1UL << TIPC_CLUSTER_BITS) - 1)
|
|
#define TIPC_ZONE_SIZE ((1UL << TIPC_ZONE_BITS) - 1)
|
|
|
|
#define TIPC_NODE_MASK (TIPC_NODE_SIZE << TIPC_NODE_OFFSET)
|
|
#define TIPC_CLUSTER_MASK (TIPC_CLUSTER_SIZE << TIPC_CLUSTER_OFFSET)
|
|
#define TIPC_ZONE_MASK (TIPC_ZONE_SIZE << TIPC_ZONE_OFFSET)
|
|
|
|
#define TIPC_ZONE_CLUSTER_MASK (TIPC_ZONE_MASK | TIPC_CLUSTER_MASK)
|
|
|
|
static inline __u32 tipc_addr(unsigned int zone,
|
|
unsigned int cluster,
|
|
unsigned int node)
|
|
{
|
|
return (zone << TIPC_ZONE_OFFSET) |
|
|
(cluster << TIPC_CLUSTER_OFFSET) |
|
|
node;
|
|
}
|
|
|
|
static inline unsigned int tipc_zone(__u32 addr)
|
|
{
|
|
return addr >> TIPC_ZONE_OFFSET;
|
|
}
|
|
|
|
static inline unsigned int tipc_cluster(__u32 addr)
|
|
{
|
|
return (addr & TIPC_CLUSTER_MASK) >> TIPC_CLUSTER_OFFSET;
|
|
}
|
|
|
|
static inline unsigned int tipc_node(__u32 addr)
|
|
{
|
|
return addr & TIPC_NODE_MASK;
|
|
}
|
|
|
|
/*
|
|
* Application-accessible port name types
|
|
*/
|
|
|
|
#define TIPC_CFG_SRV 0 /* configuration service name type */
|
|
#define TIPC_TOP_SRV 1 /* topology service name type */
|
|
#define TIPC_LINK_STATE 2 /* link state name type */
|
|
#define TIPC_RESERVED_TYPES 64 /* lowest user-publishable name type */
|
|
|
|
/*
|
|
* Publication scopes when binding port names and port name sequences
|
|
*/
|
|
|
|
#define TIPC_ZONE_SCOPE 1
|
|
#define TIPC_CLUSTER_SCOPE 2
|
|
#define TIPC_NODE_SCOPE 3
|
|
|
|
/*
|
|
* Limiting values for messages
|
|
*/
|
|
|
|
#define TIPC_MAX_USER_MSG_SIZE 66000U
|
|
|
|
/*
|
|
* Message importance levels
|
|
*/
|
|
|
|
#define TIPC_LOW_IMPORTANCE 0
|
|
#define TIPC_MEDIUM_IMPORTANCE 1
|
|
#define TIPC_HIGH_IMPORTANCE 2
|
|
#define TIPC_CRITICAL_IMPORTANCE 3
|
|
|
|
/*
|
|
* Msg rejection/connection shutdown reasons
|
|
*/
|
|
|
|
#define TIPC_OK 0
|
|
#define TIPC_ERR_NO_NAME 1
|
|
#define TIPC_ERR_NO_PORT 2
|
|
#define TIPC_ERR_NO_NODE 3
|
|
#define TIPC_ERR_OVERLOAD 4
|
|
#define TIPC_CONN_SHUTDOWN 5
|
|
|
|
/*
|
|
* TIPC topology subscription service definitions
|
|
*/
|
|
|
|
#define TIPC_SUB_PORTS 0x01 /* filter for port availability */
|
|
#define TIPC_SUB_SERVICE 0x02 /* filter for service availability */
|
|
#define TIPC_SUB_CANCEL 0x04 /* cancel a subscription */
|
|
|
|
#define TIPC_WAIT_FOREVER (~0) /* timeout for permanent subscription */
|
|
|
|
struct tipc_subscr {
|
|
struct tipc_name_seq seq; /* name sequence of interest */
|
|
__u32 timeout; /* subscription duration (in ms) */
|
|
__u32 filter; /* bitmask of filter options */
|
|
char usr_handle[8]; /* available for subscriber use */
|
|
};
|
|
|
|
#define TIPC_PUBLISHED 1 /* publication event */
|
|
#define TIPC_WITHDRAWN 2 /* withdraw event */
|
|
#define TIPC_SUBSCR_TIMEOUT 3 /* subscription timeout event */
|
|
|
|
struct tipc_event {
|
|
__u32 event; /* event type */
|
|
__u32 found_lower; /* matching name seq instances */
|
|
__u32 found_upper; /* " " " " */
|
|
struct tipc_portid port; /* associated port */
|
|
struct tipc_subscr s; /* associated subscription */
|
|
};
|
|
|
|
/*
|
|
* Socket API
|
|
*/
|
|
|
|
#ifndef AF_TIPC
|
|
#define AF_TIPC 30
|
|
#endif
|
|
|
|
#ifndef PF_TIPC
|
|
#define PF_TIPC AF_TIPC
|
|
#endif
|
|
|
|
#ifndef SOL_TIPC
|
|
#define SOL_TIPC 271
|
|
#endif
|
|
|
|
#define TIPC_ADDR_NAMESEQ 1
|
|
#define TIPC_ADDR_MCAST 1
|
|
#define TIPC_ADDR_NAME 2
|
|
#define TIPC_ADDR_ID 3
|
|
|
|
struct sockaddr_tipc {
|
|
unsigned short family;
|
|
unsigned char addrtype;
|
|
signed char scope;
|
|
union {
|
|
struct tipc_portid id;
|
|
struct tipc_name_seq nameseq;
|
|
struct {
|
|
struct tipc_name name;
|
|
__u32 domain;
|
|
} name;
|
|
} addr;
|
|
};
|
|
|
|
/*
|
|
* Ancillary data objects supported by recvmsg()
|
|
*/
|
|
|
|
#define TIPC_ERRINFO 1 /* error info */
|
|
#define TIPC_RETDATA 2 /* returned data */
|
|
#define TIPC_DESTNAME 3 /* destination name */
|
|
|
|
/*
|
|
* TIPC-specific socket option names
|
|
*/
|
|
|
|
#define TIPC_IMPORTANCE 127 /* Default: TIPC_LOW_IMPORTANCE */
|
|
#define TIPC_SRC_DROPPABLE 128 /* Default: based on socket type */
|
|
#define TIPC_DEST_DROPPABLE 129 /* Default: based on socket type */
|
|
#define TIPC_CONN_TIMEOUT 130 /* Default: 8000 (ms) */
|
|
#define TIPC_NODE_RECVQ_DEPTH 131 /* Default: none (read only) */
|
|
#define TIPC_SOCK_RECVQ_DEPTH 132 /* Default: none (read only) */
|
|
#define TIPC_MCAST_BROADCAST 133 /* Default: TIPC selects. No arg */
|
|
#define TIPC_MCAST_REPLICAST 134 /* Default: TIPC selects. No arg */
|
|
|
|
/*
|
|
* Maximum sizes of TIPC bearer-related names (including terminating NULL)
|
|
* The string formatting for each name element is:
|
|
* media: media
|
|
* interface: media:interface name
|
|
* link: Z.C.N:interface-Z.C.N:interface
|
|
*
|
|
*/
|
|
|
|
#define TIPC_MAX_MEDIA_NAME 16
|
|
#define TIPC_MAX_IF_NAME 16
|
|
#define TIPC_MAX_BEARER_NAME 32
|
|
#define TIPC_MAX_LINK_NAME 60
|
|
|
|
#define SIOCGETLINKNAME SIOCPROTOPRIVATE
|
|
|
|
struct tipc_sioc_ln_req {
|
|
__u32 peer;
|
|
__u32 bearer_id;
|
|
char linkname[TIPC_MAX_LINK_NAME];
|
|
};
|
|
#endif
|