| 1 | /*
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| 2 | * Copyright (c) 2006 Ondrej Palkovsky
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup libc
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | */
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| 34 |
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| 35 | #ifndef _LIBC_PRIVATE_ASYNC_H_
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| 36 | #define _LIBC_PRIVATE_ASYNC_H_
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| 37 |
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| 38 | #include <async.h>
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| 39 | #include <adt/list.h>
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| 40 | #include <fibril.h>
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| 41 | #include <fibril_synch.h>
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| 42 | #include <time.h>
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| 43 | #include <stdbool.h>
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| 44 |
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| 45 | /** Session data */
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| 46 | struct async_sess {
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| 47 | /** List of inactive exchanges */
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| 48 | list_t exch_list;
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| 49 |
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| 50 | /** Session interface */
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| 51 | iface_t iface;
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| 52 |
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| 53 | /** Exchange management style */
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| 54 | exch_mgmt_t mgmt;
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| 55 |
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| 56 | /** Session identification */
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| 57 | cap_phone_handle_t phone;
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| 58 |
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| 59 | /** First clone connection argument */
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| 60 | iface_t arg1;
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| 61 |
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| 62 | /** Second clone connection argument */
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| 63 | sysarg_t arg2;
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| 64 |
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| 65 | /** Third clone connection argument */
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| 66 | sysarg_t arg3;
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| 67 |
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| 68 | /** Exchange mutex */
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| 69 | fibril_mutex_t mutex;
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| 70 |
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| 71 | /** Number of opened exchanges */
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| 72 | int exchanges;
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| 73 |
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| 74 | /** Mutex for stateful connections */
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| 75 | fibril_mutex_t remote_state_mtx;
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| 76 |
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| 77 | /** Data for stateful connections */
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| 78 | void *remote_state_data;
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| 79 | };
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| 80 |
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| 81 | /** Exchange data */
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| 82 | struct async_exch {
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| 83 | /** Link into list of inactive exchanges */
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| 84 | link_t sess_link;
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| 85 |
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| 86 | /** Link into global list of inactive exchanges */
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| 87 | link_t global_link;
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| 88 |
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| 89 | /** Session pointer */
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| 90 | async_sess_t *sess;
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| 91 |
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| 92 | /** Exchange identification */
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| 93 | cap_phone_handle_t phone;
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| 94 | };
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| 95 |
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| 96 | extern void __async_server_init(void);
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| 97 | extern void __async_server_fini(void);
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| 98 | extern void __async_client_init(void);
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| 99 | extern void __async_client_fini(void);
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| 100 | extern void __async_ports_init(void);
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| 101 | extern void __async_ports_fini(void);
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| 102 |
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| 103 | extern errno_t async_create_port_internal(iface_t, async_port_handler_t,
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| 104 | void *, port_id_t *);
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| 105 | extern async_port_handler_t async_get_port_handler(iface_t, port_id_t, void **);
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| 106 |
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| 107 | extern void async_reply_received(ipc_call_t *);
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| 108 | extern async_sess_t *create_session(int, exch_mgmt_t,
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| 109 | sysarg_t, sysarg_t, sysarg_t);
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| 110 | extern int async_session_phone(async_sess_t *);
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| 111 |
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| 112 | #endif
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| 113 |
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| 114 | /** @}
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| 115 | */
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