[AF_RXRPC]: Add an interface to the AF_RXRPC module for the AFS filesystem to use

[safe/jmp/linux-2.6] / include / net / af_rxrpc.h

diff --git a/include/net/af_rxrpc.h b/include/net/af_rxrpc.h
index b01ca25..00c2eaa 100644 (file)
--- a/include/net/af_rxrpc.h
+++ b/include/net/af_rxrpc.h
@@ -1,6 +1,6 @@
-/* RxRPC definitions
+/* RxRPC kernel service interface definitions
  *
- * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
+ * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
  * Written by David Howells (dhowells@redhat.com)
  *
  * This program is free software; you can redistribute it and/or
@@ -12,6 +12,46 @@
 #ifndef _NET_RXRPC_H
 #define _NET_RXRPC_H
 
+#ifdef __KERNEL__
+
 #include <linux/rxrpc.h>
 
+struct rxrpc_call;
+
+/*
+ * the mark applied to socket buffers that may be intercepted
+ */
+enum {
+       RXRPC_SKB_MARK_DATA,            /* data message */
+       RXRPC_SKB_MARK_FINAL_ACK,       /* final ACK received message */
+       RXRPC_SKB_MARK_BUSY,            /* server busy message */
+       RXRPC_SKB_MARK_REMOTE_ABORT,    /* remote abort message */
+       RXRPC_SKB_MARK_NET_ERROR,       /* network error message */
+       RXRPC_SKB_MARK_LOCAL_ERROR,     /* local error message */
+       RXRPC_SKB_MARK_NEW_CALL,        /* local error message */
+};
+
+typedef void (*rxrpc_interceptor_t)(struct sock *, unsigned long,
+                                   struct sk_buff *);
+extern void rxrpc_kernel_intercept_rx_messages(struct socket *,
+                                              rxrpc_interceptor_t);
+extern struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *,
+                                                 struct sockaddr_rxrpc *,
+                                                 struct key *,
+                                                 unsigned long,
+                                                 gfp_t);
+extern int rxrpc_kernel_send_data(struct rxrpc_call *, struct msghdr *,
+                                 size_t);
+extern void rxrpc_kernel_abort_call(struct rxrpc_call *, u32);
+extern void rxrpc_kernel_end_call(struct rxrpc_call *);
+extern bool rxrpc_kernel_is_data_last(struct sk_buff *);
+extern u32 rxrpc_kernel_get_abort_code(struct sk_buff *);
+extern int rxrpc_kernel_get_error_number(struct sk_buff *);
+extern void rxrpc_kernel_data_delivered(struct sk_buff *);
+extern void rxrpc_kernel_free_skb(struct sk_buff *);
+extern struct rxrpc_call *rxrpc_kernel_accept_call(struct socket *,
+                                                  unsigned long);
+extern int rxrpc_kernel_reject_call(struct socket *);
+
+#endif /* __KERNEL__ */
 #endif /* _NET_RXRPC_H */