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