diff options
Diffstat (limited to 'include/uapi/linux/tipc.h')
| -rw-r--r-- | include/uapi/linux/tipc.h | 208 |
1 files changed, 157 insertions, 51 deletions
diff --git a/include/uapi/linux/tipc.h b/include/uapi/linux/tipc.h index 852373d27dbb..80ea15e12113 100644 --- a/include/uapi/linux/tipc.h +++ b/include/uapi/linux/tipc.h @@ -1,7 +1,8 @@ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */ /* * include/uapi/linux/tipc.h: Header for TIPC socket interface * - * Copyright (c) 2003-2006, Ericsson AB + * Copyright (c) 2003-2006, 2015-2016 Ericsson AB * Copyright (c) 2005, 2010-2011, Wind River Systems * All rights reserved. * @@ -38,64 +39,44 @@ #define _LINUX_TIPC_H_ #include <linux/types.h> +#include <linux/sockios.h> /* * TIPC addressing primitives */ -struct tipc_portid { +struct tipc_socket_addr { __u32 ref; __u32 node; }; -struct tipc_name { +struct tipc_service_addr { __u32 type; __u32 instance; }; -struct tipc_name_seq { +struct tipc_service_range { __u32 type; __u32 lower; __u32 upper; }; -static inline __u32 tipc_addr(unsigned int zone, - unsigned int cluster, - unsigned int node) -{ - return (zone << 24) | (cluster << 12) | node; -} - -static inline unsigned int tipc_zone(__u32 addr) -{ - return addr >> 24; -} - -static inline unsigned int tipc_cluster(__u32 addr) -{ - return (addr >> 12) & 0xfff; -} - -static inline unsigned int tipc_node(__u32 addr) -{ - return addr & 0xfff; -} - /* - * Application-accessible port name types + * Application-accessible service types */ -#define TIPC_CFG_SRV 0 /* configuration service name type */ -#define TIPC_TOP_SRV 1 /* topology service name type */ -#define TIPC_RESERVED_TYPES 64 /* lowest user-publishable name type */ +#define TIPC_NODE_STATE 0 /* node state service type */ +#define TIPC_TOP_SRV 1 /* topology server service type */ +#define TIPC_LINK_STATE 2 /* link state service type */ +#define TIPC_RESERVED_TYPES 64 /* lowest user-allowed service type */ /* - * Publication scopes when binding port names and port name sequences + * Publication scopes when binding service / service range */ - -#define TIPC_ZONE_SCOPE 1 -#define TIPC_CLUSTER_SCOPE 2 -#define TIPC_NODE_SCOPE 3 +enum tipc_scope { + TIPC_CLUSTER_SCOPE = 2, /* 0 can also be used */ + TIPC_NODE_SCOPE = 3 +}; /* * Limiting values for messages @@ -127,28 +108,28 @@ static inline unsigned int tipc_node(__u32 addr) * 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_SUB_PORTS 0x01 /* filter: evt at each match */ +#define TIPC_SUB_SERVICE 0x02 /* filter: evt at first up/last down */ +#define TIPC_SUB_CANCEL 0x04 /* filter: cancel a subscription */ #define TIPC_WAIT_FOREVER (~0) /* timeout for permanent subscription */ struct tipc_subscr { - struct tipc_name_seq seq; /* name sequence of interest */ + struct tipc_service_range seq; /* range 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_WITHDRAWN 2 /* withdrawal 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 */ + __u32 found_lower; /* matching range */ + __u32 found_upper; /* " " */ + struct tipc_socket_addr port; /* associated socket */ struct tipc_subscr s; /* associated subscription */ }; @@ -168,20 +149,20 @@ struct tipc_event { #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 +#define TIPC_ADDR_MCAST 1 +#define TIPC_SERVICE_RANGE 1 +#define TIPC_SERVICE_ADDR 2 +#define TIPC_SOCKET_ADDR 3 struct sockaddr_tipc { unsigned short family; unsigned char addrtype; signed char scope; union { - struct tipc_portid id; - struct tipc_name_seq nameseq; + struct tipc_socket_addr id; + struct tipc_service_range nameseq; struct { - struct tipc_name name; + struct tipc_service_addr name; __u32 domain; } name; } addr; @@ -196,7 +177,7 @@ struct sockaddr_tipc { #define TIPC_DESTNAME 3 /* destination name */ /* - * TIPC-specific socket option values + * TIPC-specific socket option names */ #define TIPC_IMPORTANCE 127 /* Default: TIPC_LOW_IMPORTANCE */ @@ -205,5 +186,130 @@ struct sockaddr_tipc { #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 */ +#define TIPC_GROUP_JOIN 135 /* Takes struct tipc_group_req* */ +#define TIPC_GROUP_LEAVE 136 /* No argument */ +#define TIPC_SOCK_RECVQ_USED 137 /* Default: none (read only) */ +#define TIPC_NODELAY 138 /* Default: false */ + +/* + * Flag values + */ +#define TIPC_GROUP_LOOPBACK 0x1 /* Receive copy of sent msg when match */ +#define TIPC_GROUP_MEMBER_EVTS 0x2 /* Receive membership events in socket */ + +struct tipc_group_req { + __u32 type; /* group id */ + __u32 instance; /* member id */ + __u32 scope; /* cluster/node */ + __u32 flags; +}; + +/* + * 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: node:interface-node:interface + */ +#define TIPC_NODEID_LEN 16 +#define TIPC_MAX_MEDIA_NAME 16 +#define TIPC_MAX_IF_NAME 16 +#define TIPC_MAX_BEARER_NAME 32 +#define TIPC_MAX_LINK_NAME 68 + +#define SIOCGETLINKNAME SIOCPROTOPRIVATE +#define SIOCGETNODEID (SIOCPROTOPRIVATE + 1) + +struct tipc_sioc_ln_req { + __u32 peer; + __u32 bearer_id; + char linkname[TIPC_MAX_LINK_NAME]; +}; + +struct tipc_sioc_nodeid_req { + __u32 peer; + char node_id[TIPC_NODEID_LEN]; +}; + +/* + * TIPC Crypto, AEAD + */ +#define TIPC_AEAD_ALG_NAME (32) + +struct tipc_aead_key { + char alg_name[TIPC_AEAD_ALG_NAME]; + unsigned int keylen; /* in bytes */ + char key[]; +}; + +#define TIPC_AEAD_KEYLEN_MIN (16 + 4) +#define TIPC_AEAD_KEYLEN_MAX (32 + 4) +#define TIPC_AEAD_KEY_SIZE_MAX (sizeof(struct tipc_aead_key) + \ + TIPC_AEAD_KEYLEN_MAX) + +static inline int tipc_aead_key_size(struct tipc_aead_key *key) +{ + return sizeof(*key) + key->keylen; +} + +#define TIPC_REKEYING_NOW (~0U) + +/* The macros and functions below are deprecated: + */ + +#define TIPC_CFG_SRV 0 +#define TIPC_ZONE_SCOPE 1 + +#define TIPC_ADDR_NAMESEQ 1 +#define TIPC_ADDR_NAME 2 +#define TIPC_ADDR_ID 3 + +#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) + +#define tipc_portid tipc_socket_addr +#define tipc_name tipc_service_addr +#define tipc_name_seq tipc_service_range + +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; +} #endif |