linux/include/linux/sunrpc/xprtsock.h
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   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
  12int             init_socket_xprt(void);
  13void            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 */
  29extern unsigned int xprt_udp_slot_table_entries;
  30extern unsigned int xprt_tcp_slot_table_entries;
  31
  32/*
  33 * Parameters for choosing a free port
  34 */
  35extern unsigned int xprt_min_resvport;
  36extern 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