1 files changed, 51 insertions, 0 deletions

diff --git a/include/linux/sunrpc/xprtsock.h b/include/linux/sunrpc/xprtsock.h
new file mode 100644
index 000000000000..2c6c2c2783d8
--- /dev/null
+++ b/include/linux/sunrpc/xprtsock.h
@@ -0,0 +1,51 @@
+/*
+ *  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__
+
+/*
+ * Socket transport setup operations
+ */
+struct rpc_xprt *xs_setup_udp(struct xprt_create *args);
+struct rpc_xprt *xs_setup_tcp(struct xprt_create *args);
+
+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 */