Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 81 insertions, 0 deletions

diff --git a/include/net/af_rxrpc.h b/include/net/af_rxrpc.h
new file mode 100644
index 000000000..f53edb375
--- /dev/null
+++ b/include/net/af_rxrpc.h
@@ -0,0 +1,81 @@
+/* RxRPC kernel service interface definitions
+ *
+ * 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
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _NET_RXRPC_H
+#define _NET_RXRPC_H
+
+#include <linux/rxrpc.h>
+
+struct key;
+struct sock;
+struct socket;
+struct rxrpc_call;
+
+/*
+ * Call completion condition (state == RXRPC_CALL_COMPLETE).
+ */
+enum rxrpc_call_completion {
+	RXRPC_CALL_SUCCEEDED,		/* - Normal termination */
+	RXRPC_CALL_REMOTELY_ABORTED,	/* - call aborted by peer */
+	RXRPC_CALL_LOCALLY_ABORTED,	/* - call aborted locally on error or close */
+	RXRPC_CALL_LOCAL_ERROR,		/* - call failed due to local error */
+	RXRPC_CALL_NETWORK_ERROR,	/* - call terminated by network error */
+	NR__RXRPC_CALL_COMPLETIONS
+};
+
+/*
+ * Debug ID counter for tracing.
+ */
+extern atomic_t rxrpc_debug_id;
+
+typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *,
+				  unsigned long);
+typedef void (*rxrpc_notify_end_tx_t)(struct sock *, struct rxrpc_call *,
+				      unsigned long);
+typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *,
+					unsigned long);
+typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long);
+typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long);
+
+void rxrpc_kernel_new_call_notification(struct socket *,
+					rxrpc_notify_new_call_t,
+					rxrpc_discard_new_call_t);
+struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *,
+					   struct sockaddr_rxrpc *,
+					   struct key *,
+					   unsigned long,
+					   s64,
+					   gfp_t,
+					   rxrpc_notify_rx_t,
+					   bool,
+					   unsigned int);
+int rxrpc_kernel_send_data(struct socket *, struct rxrpc_call *,
+			   struct msghdr *, size_t,
+			   rxrpc_notify_end_tx_t);
+int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *,
+			   struct iov_iter *, bool, u32 *, u16 *);
+bool rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *,
+			     u32, int, const char *);
+void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *);
+void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *,
+			   struct sockaddr_rxrpc *);
+u64 rxrpc_kernel_get_rtt(struct socket *, struct rxrpc_call *);
+int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t,
+			       rxrpc_user_attach_call_t, unsigned long, gfp_t,
+			       unsigned int);
+void rxrpc_kernel_set_tx_length(struct socket *, struct rxrpc_call *, s64);
+int rxrpc_kernel_retry_call(struct socket *, struct rxrpc_call *,
+			    struct sockaddr_rxrpc *, struct key *);
+int rxrpc_kernel_check_call(struct socket *, struct rxrpc_call *,
+			    enum rxrpc_call_completion *, u32 *);
+u32 rxrpc_kernel_check_life(struct socket *, struct rxrpc_call *);
+
+#endif /* _NET_RXRPC_H */