diff options
Diffstat (limited to 'include/net/af_rxrpc.h')
-rw-r--r-- | include/net/af_rxrpc.h | 81 |
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 */ |