1651350d1SDavid Howells /* RxRPC kernel service interface definitions 217926a79SDavid Howells * 3651350d1SDavid Howells * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. 417926a79SDavid Howells * Written by David Howells (dhowells@redhat.com) 517926a79SDavid Howells * 617926a79SDavid Howells * This program is free software; you can redistribute it and/or 717926a79SDavid Howells * modify it under the terms of the GNU General Public License 817926a79SDavid Howells * as published by the Free Software Foundation; either version 917926a79SDavid Howells * 2 of the License, or (at your option) any later version. 1017926a79SDavid Howells */ 1117926a79SDavid Howells 1217926a79SDavid Howells #ifndef _NET_RXRPC_H 1317926a79SDavid Howells #define _NET_RXRPC_H 1417926a79SDavid Howells 1517926a79SDavid Howells #include <linux/rxrpc.h> 1617926a79SDavid Howells 174de48af6SDavid Howells struct key; 184de48af6SDavid Howells struct sock; 194de48af6SDavid Howells struct socket; 20651350d1SDavid Howells struct rxrpc_call; 21651350d1SDavid Howells 22c038a58cSDavid Howells /* 23c038a58cSDavid Howells * Call completion condition (state == RXRPC_CALL_COMPLETE). 24c038a58cSDavid Howells */ 25c038a58cSDavid Howells enum rxrpc_call_completion { 26c038a58cSDavid Howells RXRPC_CALL_SUCCEEDED, /* - Normal termination */ 27c038a58cSDavid Howells RXRPC_CALL_REMOTELY_ABORTED, /* - call aborted by peer */ 28c038a58cSDavid Howells RXRPC_CALL_LOCALLY_ABORTED, /* - call aborted locally on error or close */ 29c038a58cSDavid Howells RXRPC_CALL_LOCAL_ERROR, /* - call failed due to local error */ 30c038a58cSDavid Howells RXRPC_CALL_NETWORK_ERROR, /* - call terminated by network error */ 31c038a58cSDavid Howells NR__RXRPC_CALL_COMPLETIONS 32c038a58cSDavid Howells }; 33c038a58cSDavid Howells 34*a25e21f0SDavid Howells /* 35*a25e21f0SDavid Howells * Debug ID counter for tracing. 36*a25e21f0SDavid Howells */ 37*a25e21f0SDavid Howells extern atomic_t rxrpc_debug_id; 38*a25e21f0SDavid Howells 39d001648eSDavid Howells typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *, 40d001648eSDavid Howells unsigned long); 41e833251aSDavid Howells typedef void (*rxrpc_notify_end_tx_t)(struct sock *, struct rxrpc_call *, 42e833251aSDavid Howells unsigned long); 4300e90712SDavid Howells typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *, 4400e90712SDavid Howells unsigned long); 4500e90712SDavid Howells typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long); 4600e90712SDavid Howells typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long); 47651350d1SDavid Howells 48d001648eSDavid Howells void rxrpc_kernel_new_call_notification(struct socket *, 4900e90712SDavid Howells rxrpc_notify_new_call_t, 5000e90712SDavid Howells rxrpc_discard_new_call_t); 51cd2cf63aSJoe Perches struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *, 52651350d1SDavid Howells struct sockaddr_rxrpc *, 53651350d1SDavid Howells struct key *, 54651350d1SDavid Howells unsigned long, 55e754eba6SDavid Howells s64, 56d001648eSDavid Howells gfp_t, 57a68f4a27SDavid Howells rxrpc_notify_rx_t, 58*a25e21f0SDavid Howells bool, 59*a25e21f0SDavid Howells unsigned int); 604de48af6SDavid Howells int rxrpc_kernel_send_data(struct socket *, struct rxrpc_call *, 61e833251aSDavid Howells struct msghdr *, size_t, 62e833251aSDavid Howells rxrpc_notify_end_tx_t); 63d001648eSDavid Howells int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *, 64a68f4a27SDavid Howells void *, size_t, size_t *, bool, u32 *, u16 *); 6584a4c09cSDavid Howells bool rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *, 665a42976dSDavid Howells u32, int, const char *); 674de48af6SDavid Howells void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *); 688324f0bcSDavid Howells void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *, 698324f0bcSDavid Howells struct sockaddr_rxrpc *); 70f4d15fb6SDavid Howells u64 rxrpc_kernel_get_rtt(struct socket *, struct rxrpc_call *); 7100e90712SDavid Howells int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t, 72*a25e21f0SDavid Howells rxrpc_user_attach_call_t, unsigned long, gfp_t, 73*a25e21f0SDavid Howells unsigned int); 74e754eba6SDavid Howells void rxrpc_kernel_set_tx_length(struct socket *, struct rxrpc_call *, s64); 75c038a58cSDavid Howells int rxrpc_kernel_retry_call(struct socket *, struct rxrpc_call *, 76c038a58cSDavid Howells struct sockaddr_rxrpc *, struct key *); 77c038a58cSDavid Howells int rxrpc_kernel_check_call(struct socket *, struct rxrpc_call *, 78c038a58cSDavid Howells enum rxrpc_call_completion *, u32 *); 79f4d15fb6SDavid Howells u32 rxrpc_kernel_check_life(struct socket *, struct rxrpc_call *); 80651350d1SDavid Howells 8117926a79SDavid Howells #endif /* _NET_RXRPC_H */ 82