aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/sunrpc/xprtsock.h
blob: c2a46c45c8f75a3dab16327b78651501e1bd5740 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
/*
 *  linux/include/linux/sunrpc/xprtsock.h
 *
 *  Declarations for the RPC transport socket provider.
 */

#ifndef _LINUX_SUNRPC_XPRTSOCK_H
#define _LINUX_SUNRPC_XPRTSOCK_H

#ifdef __KERNEL__

int		init_socket_xprt(void);
void		cleanup_socket_xprt(void);

/*
 * RPC transport identifiers for UDP, TCP
 *
 * To preserve compatibility with the historical use of raw IP protocol
 * id's for transport selection, these are specified with the previous
 * values. No such restriction exists for new transports, except that
 * they may not collide with these values (17 and 6, respectively).
 */
#define XPRT_TRANSPORT_UDP	IPPROTO_UDP
#define XPRT_TRANSPORT_TCP	IPPROTO_TCP

/*
 * RPC slot table sizes for UDP, TCP transports
 */
extern unsigned int xprt_udp_slot_table_entries;
extern unsigned int xprt_tcp_slot_table_entries;

/*
 * Parameters for choosing a free port
 */
extern unsigned int xprt_min_resvport;
extern unsigned int xprt_max_resvport;

#define RPC_MIN_RESVPORT	(1U)
#define RPC_MAX_RESVPORT	(65535U)
#define RPC_DEF_MIN_RESVPORT	(665U)
#define RPC_DEF_MAX_RESVPORT	(1023U)

#endif /* __KERNEL__ */

#endif /* _LINUX_SUNRPC_XPRTSOCK_H */