diff options
Diffstat (limited to 'include/uapi/linux/tipc.h')
| -rw-r--r-- | include/uapi/linux/tipc.h | 102 |
1 files changed, 54 insertions, 48 deletions
diff --git a/include/uapi/linux/tipc.h b/include/uapi/linux/tipc.h index 14bacc7e6cef..4ac9f1f02b06 100644 --- a/include/uapi/linux/tipc.h +++ b/include/uapi/linux/tipc.h @@ -61,50 +61,6 @@ struct tipc_name_seq { __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 */ @@ -117,9 +73,10 @@ static inline unsigned int tipc_node(__u32 addr) /* * 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 +enum tipc_scope { + TIPC_CLUSTER_SCOPE = 2, /* 0 can also be used */ + TIPC_NODE_SCOPE = 3 +}; /* * Limiting values for messages @@ -243,7 +200,7 @@ struct sockaddr_tipc { struct tipc_group_req { __u32 type; /* group id */ __u32 instance; /* member id */ - __u32 scope; /* zone/cluster/node */ + __u32 scope; /* cluster/node */ __u32 flags; }; @@ -268,4 +225,53 @@ struct tipc_sioc_ln_req { __u32 bearer_id; char linkname[TIPC_MAX_LINK_NAME]; }; + + +/* The macros and functions below are deprecated: + */ + +#define TIPC_ZONE_SCOPE 1 + +#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; +} + #endif |