1 /*
2 * linux/include/linux/sunrpc/xprtsock.h
3 *
4 * Declarations for the RPC transport socket provider.
5 */
6
7 #ifndef _LINUX_SUNRPC_XPRTSOCK_H
8 #define _LINUX_SUNRPC_XPRTSOCK_H
9
10 #ifdef __KERNEL__
11
12 int init_socket_xprt(void);
13 void cleanup_socket_xprt(void);
14
15 /*
16 * RPC transport identifiers for UDP, TCP
17 *
18 * To preserve compatibility with the historical use of raw IP protocol
19 * id's for transport selection, these are specified with the previous
20 * values. No such restriction exists for new transports, except that
21 * they may not collide with these values (17 and 6, respectively).
22 */
23 #define XPRT_TRANSPORT_UDP IPPROTO_UDP
24 #define XPRT_TRANSPORT_TCP IPPROTO_TCP
25
26 /*
27 * RPC slot table sizes for UDP, TCP transports
28 */
29 extern unsigned int xprt_udp_slot_table_entries;
30 extern unsigned int xprt_tcp_slot_table_entries;
31
32 /*
33 * Parameters for choosing a free port
34 */
35 extern unsigned int xprt_min_resvport;
36 extern unsigned int xprt_max_resvport;
37
38 #define RPC_MIN_RESVPORT (1U)
39 #define RPC_MAX_RESVPORT (65535U)
40 #define RPC_DEF_MIN_RESVPORT (665U)
41 #define RPC_DEF_MAX_RESVPORT (1023U)
42
43 #endif /* __KERNEL__ */
44
45 #endif /* _LINUX_SUNRPC_XPRTSOCK_H */
46
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