![](/avatar/511417582bfa18e9a88da2ada8339d64?size=48 "\\"Talpey, Thomas\"){kind=small}
4fa016eb24
To prepare for including non-sockets-based RPC transports, select RPC transports by an identifier (to be used in following patches). Signed-off-by: Tom Talpey <tmt@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
/*
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* linux/include/linux/sunrpc/xprtsock.h
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*
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* Declarations for the RPC transport socket provider.
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*/
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#ifndef _LINUX_SUNRPC_XPRTSOCK_H
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#define _LINUX_SUNRPC_XPRTSOCK_H
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#ifdef __KERNEL__
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/*
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* Socket transport setup operations
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*/
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struct rpc_xprt *xs_setup_udp(struct xprt_create *args);
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struct rpc_xprt *xs_setup_tcp(struct xprt_create *args);
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int init_socket_xprt(void);
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void cleanup_socket_xprt(void);
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/*
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* RPC transport identifiers for UDP, TCP
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*
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* To preserve compatibility with the historical use of raw IP protocol
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* id's for transport selection, these are specified with the previous
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* values. No such restriction exists for new transports, except that
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* they may not collide with these values (17 and 6, respectively).
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*/
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#define XPRT_TRANSPORT_UDP IPPROTO_UDP
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#define XPRT_TRANSPORT_TCP IPPROTO_TCP
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/*
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* RPC slot table sizes for UDP, TCP transports
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*/
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extern unsigned int xprt_udp_slot_table_entries;
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extern unsigned int xprt_tcp_slot_table_entries;
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/*
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* Parameters for choosing a free port
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*/
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extern unsigned int xprt_min_resvport;
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extern unsigned int xprt_max_resvport;
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#define RPC_MIN_RESVPORT (1U)
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#define RPC_MAX_RESVPORT (65535U)
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#define RPC_DEF_MIN_RESVPORT (665U)
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#define RPC_DEF_MAX_RESVPORT (1023U)
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#endif /* __KERNEL__ */
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#endif /* _LINUX_SUNRPC_XPRTSOCK_H */
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