| 1 | /*
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| 2 | * Copyright (c) 2014 Martin Decky
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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 genericipc
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| 30 | * @{
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| 31 | */
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| 32 | /**
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| 33 | * @file interface.h
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| 34 | * @brief List of all known interfaces and their codes.
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| 35 | */
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| 36 |
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| 37 | #ifndef ABI_IPC_INTERFACES_H_
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| 38 | #define ABI_IPC_INTERFACES_H_
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| 39 |
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| 40 | #include <abi/fourcc.h>
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| 41 |
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| 42 | #define IFACE_EXCHANGE_MASK 0x03
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| 43 | #define IFACE_MOD_MASK 0x04
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| 44 |
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| 45 | /** Interface exchange management style
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| 46 | *
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| 47 | */
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| 48 | typedef enum {
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| 49 | /** No explicit exchange management
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| 50 | *
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| 51 | * Suitable for protocols which use a single
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| 52 | * IPC message per exchange only.
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| 53 | */
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| 54 | IFACE_EXCHANGE_ATOMIC = 0x00,
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| 55 |
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| 56 | /** Exchange management via mutual exclusion
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| 57 | *
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| 58 | * Suitable for any kind of client/server
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| 59 | * communication, but with possibly limited
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| 60 | * parallelism.
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| 61 | */
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| 62 | IFACE_EXCHANGE_SERIALIZE = 0x01,
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| 63 |
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| 64 | /** Exchange management via connection cloning
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| 65 | *
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| 66 | * Suitable for servers which support client
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| 67 | * connection tracking and connection cloning.
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| 68 | */
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| 69 | IFACE_EXCHANGE_PARALLEL = 0x02
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| 70 | } iface_exch_mgmt_t;
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| 71 |
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| 72 | /** Interface modifiers
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| 73 | *
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| 74 | */
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| 75 | typedef enum {
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| 76 | IFACE_MOD_NONE = 0x00,
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| 77 | IFACE_MOD_CALLBACK = 0x04
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| 78 | } iface_mod_t;
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| 79 |
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| 80 | typedef enum {
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| 81 | INTERFACE_LOADER =
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| 82 | FOURCC_COMPACT('l', 'o', 'a', 'd') | IFACE_EXCHANGE_PARALLEL,
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| 83 | INTERFACE_TCP_CB =
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| 84 | FOURCC_COMPACT('t', 'c', 'p', ' ') | IFACE_EXCHANGE_SERIALIZE | IFACE_MOD_CALLBACK,
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| 85 | INTERFACE_UDP_CB =
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| 86 | FOURCC_COMPACT('u', 'd', 'p', ' ') | IFACE_EXCHANGE_SERIALIZE | IFACE_MOD_CALLBACK
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| 87 | } iface_t;
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| 88 |
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| 89 | #endif
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| 90 |
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| 91 | /** @}
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| 92 | */
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