| 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 libcipc
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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 | #if ((defined(LIBC_ASYNC_H_)) && (!defined(LIBC_ASYNC_C_)))
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| 36 | #error Do not intermix low-level IPC interface and async framework
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| 37 | #endif
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| 38 |
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| 39 | #ifndef LIBC_IPC_H_
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| 40 | #define LIBC_IPC_H_
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| 41 |
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| 42 | #include <sys/types.h>
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| 43 | #include <ipc/common.h>
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| 44 | #include <kernel/synch/synch.h>
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| 45 | #include <task.h>
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| 46 |
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| 47 | typedef void (*ipc_async_callback_t)(void *, int, ipc_call_t *);
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| 48 |
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| 49 | /*
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| 50 | * User-friendly wrappers for ipc_call_sync_fast() and ipc_call_sync_slow().
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| 51 | * They are in the form ipc_call_sync_m_n(), where m denotes the number of
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| 52 | * arguments of payload and n denotes number of return values. Whenever
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| 53 | * possible, the fast version is used.
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| 54 | */
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| 55 |
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| 56 | #define ipc_call_sync_0_0(phoneid, method) \
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| 57 | ipc_call_sync_fast((phoneid), (method), 0, 0, 0, 0, 0, 0, 0, 0)
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| 58 | #define ipc_call_sync_0_1(phoneid, method, res1) \
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| 59 | ipc_call_sync_fast((phoneid), (method), 0, 0, 0, (res1), 0, 0, 0, 0)
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| 60 | #define ipc_call_sync_0_2(phoneid, method, res1, res2) \
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| 61 | ipc_call_sync_fast((phoneid), (method), 0, 0, 0, (res1), (res2), 0, 0, 0)
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| 62 | #define ipc_call_sync_0_3(phoneid, method, res1, res2, res3) \
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| 63 | ipc_call_sync_fast((phoneid), (method), 0, 0, 0, (res1), (res2), (res3), \
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| 64 | 0, 0)
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| 65 | #define ipc_call_sync_0_4(phoneid, method, res1, res2, res3, res4) \
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| 66 | ipc_call_sync_fast((phoneid), (method), 0, 0, 0, (res1), (res2), (res3), \
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| 67 | (res4), 0)
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| 68 | #define ipc_call_sync_0_5(phoneid, method, res1, res2, res3, res4, res5) \
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| 69 | ipc_call_sync_fast((phoneid), (method), 0, 0, 0, (res1), (res2), (res3), \
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| 70 | (res4), (res5))
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| 71 |
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| 72 | #define ipc_call_sync_1_0(phoneid, method, arg1) \
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| 73 | ipc_call_sync_fast((phoneid), (method), (arg1), 0, 0, 0, 0, 0, 0, 0)
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| 74 | #define ipc_call_sync_1_1(phoneid, method, arg1, res1) \
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| 75 | ipc_call_sync_fast((phoneid), (method), (arg1), 0, 0, (res1), 0, 0, 0, 0)
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| 76 | #define ipc_call_sync_1_2(phoneid, method, arg1, res1, res2) \
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| 77 | ipc_call_sync_fast((phoneid), (method), (arg1), 0, 0, (res1), (res2), 0, \
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| 78 | 0, 0)
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| 79 | #define ipc_call_sync_1_3(phoneid, method, arg1, res1, res2, res3) \
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| 80 | ipc_call_sync_fast((phoneid), (method), (arg1), 0, 0, (res1), (res2), \
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| 81 | (res3), 0, 0)
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| 82 | #define ipc_call_sync_1_4(phoneid, method, arg1, res1, res2, res3, res4) \
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| 83 | ipc_call_sync_fast((phoneid), (method), (arg1), 0, 0, (res1), (res2), \
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| 84 | (res3), (res4), 0)
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| 85 | #define ipc_call_sync_1_5(phoneid, method, arg1, res1, res2, res3, res4, \
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| 86 | res5) \
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| 87 | ipc_call_sync_fast((phoneid), (method), (arg1), 0, 0, (res1), (res2), \
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| 88 | (res3), (res4), (res5))
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| 89 |
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| 90 | #define ipc_call_sync_2_0(phoneid, method, arg1, arg2) \
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| 91 | ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), 0, 0, 0, 0, \
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| 92 | 0, 0)
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| 93 | #define ipc_call_sync_2_1(phoneid, method, arg1, arg2, res1) \
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| 94 | ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), 0, (res1), 0, 0, \
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| 95 | 0, 0)
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| 96 | #define ipc_call_sync_2_2(phoneid, method, arg1, arg2, res1, res2) \
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| 97 | ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), 0, (res1), \
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| 98 | (res2), 0, 0, 0)
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| 99 | #define ipc_call_sync_2_3(phoneid, method, arg1, arg2, res1, res2, res3) \
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| 100 | ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), 0, (res1), \
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| 101 | (res2), (res3), 0, 0)
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| 102 | #define ipc_call_sync_2_4(phoneid, method, arg1, arg2, res1, res2, res3, \
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| 103 | res4) \
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| 104 | ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), 0, (res1), \
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| 105 | (res2), (res3), (res4), 0)
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| 106 | #define ipc_call_sync_2_5(phoneid, method, arg1, arg2, res1, res2, res3, \
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| 107 | res4, res5)\
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| 108 | ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), 0, (res1), \
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| 109 | (res2), (res3), (res4), (res5))
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| 110 |
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| 111 | #define ipc_call_sync_3_0(phoneid, method, arg1, arg2, arg3) \
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| 112 | ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, 0, 0, \
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| 113 | 0, 0)
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| 114 | #define ipc_call_sync_3_1(phoneid, method, arg1, arg2, arg3, res1) \
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| 115 | ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), (arg3), (res1), \
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| 116 | 0, 0, 0, 0)
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| 117 | #define ipc_call_sync_3_2(phoneid, method, arg1, arg2, arg3, res1, res2) \
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| 118 | ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), (arg3), (res1), \
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| 119 | (res2), 0, 0, 0)
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| 120 | #define ipc_call_sync_3_3(phoneid, method, arg1, arg2, arg3, res1, res2, \
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| 121 | res3) \
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| 122 | ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), (arg3), \
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| 123 | (res1), (res2), (res3), 0, 0)
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| 124 | #define ipc_call_sync_3_4(phoneid, method, arg1, arg2, arg3, res1, res2, \
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| 125 | res3, res4) \
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| 126 | ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), (arg3), \
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| 127 | (res1), (res2), (res3), (res4), 0)
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| 128 | #define ipc_call_sync_3_5(phoneid, method, arg1, arg2, arg3, res1, res2, \
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| 129 | res3, res4, res5) \
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| 130 | ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), (arg3), \
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| 131 | (res1), (res2), (res3), (res4), (res5))
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| 132 |
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| 133 | #define ipc_call_sync_4_0(phoneid, method, arg1, arg2, arg3, arg4) \
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| 134 | ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), 0, \
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| 135 | 0, 0, 0, 0, 0)
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| 136 | #define ipc_call_sync_4_1(phoneid, method, arg1, arg2, arg3, arg4, res1) \
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| 137 | ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), 0, \
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| 138 | (res1), 0, 0, 0, 0)
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| 139 | #define ipc_call_sync_4_2(phoneid, method, arg1, arg2, arg3, arg4, res1, res2) \
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| 140 | ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), 0, \
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| 141 | (res1), (res2), 0, 0, 0)
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| 142 | #define ipc_call_sync_4_3(phoneid, method, arg1, arg2, arg3, arg4, res1, res2, \
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| 143 | res3) \
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| 144 | ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
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| 145 | (arg4), 0, (res1), (res2), (res3), 0, 0)
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| 146 | #define ipc_call_sync_4_4(phoneid, method, arg1, arg2, arg3, arg4, res1, res2, \
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| 147 | res3, res4) \
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| 148 | ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
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| 149 | (arg4), 0, (res1), (res2), (res3), (res4), 0)
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| 150 | #define ipc_call_sync_4_5(phoneid, method, arg1, arg2, arg3, arg4, res1, res2, \
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| 151 | res3, res4, res5) \
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| 152 | ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
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| 153 | (arg4), 0, (res1), (res2), (res3), (res4), (res5))
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| 154 |
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| 155 | #define ipc_call_sync_5_0(phoneid, method, arg1, arg2, arg3, arg4, arg5) \
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| 156 | ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
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| 157 | (arg5), 0, 0, 0, 0, 0)
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| 158 | #define ipc_call_sync_5_1(phoneid, method, arg1, arg2, arg3, arg4, arg5, res1) \
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| 159 | ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
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| 160 | (arg5), (res1), 0, 0, 0, 0)
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| 161 | #define ipc_call_sync_5_2(phoneid, method, arg1, arg2, arg3, arg4, arg5, res1, \
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| 162 | res2) \
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| 163 | ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
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| 164 | (arg4), (arg5), (res1), (res2), 0, 0, 0)
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| 165 | #define ipc_call_sync_5_3(phoneid, method, arg1, arg2, arg3, arg4, arg5, res1, \
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| 166 | res2, res3) \
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| 167 | ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
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| 168 | (arg4), (arg5), (res1), (res2), (res3), 0, 0)
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| 169 | #define ipc_call_sync_5_4(phoneid, method, arg1, arg2, arg3, arg4, arg5, res1, \
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| 170 | res2, res3, res4) \
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| 171 | ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
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| 172 | (arg4), (arg5), (res1), (res2), (res3), (res4), 0)
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| 173 | #define ipc_call_sync_5_5(phoneid, method, arg1, arg2, arg3, arg4, arg5, res1, \
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| 174 | res2, res3, res4, res5) \
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| 175 | ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
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| 176 | (arg4), (arg5), (res1), (res2), (res3), (res4), (res5))
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| 177 |
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| 178 | extern int ipc_call_sync_fast(int, sysarg_t, sysarg_t, sysarg_t, sysarg_t,
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| 179 | sysarg_t *, sysarg_t *, sysarg_t *, sysarg_t *, sysarg_t *);
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| 180 |
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| 181 | extern int ipc_call_sync_slow(int, sysarg_t, sysarg_t, sysarg_t, sysarg_t,
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| 182 | sysarg_t, sysarg_t, sysarg_t *, sysarg_t *, sysarg_t *, sysarg_t *,
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| 183 | sysarg_t *);
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| 184 |
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| 185 | extern ipc_callid_t ipc_wait_cycle(ipc_call_t *, sysarg_t, unsigned int);
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| 186 | extern void ipc_poke(void);
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| 187 |
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| 188 | #define ipc_wait_for_call(data) \
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| 189 | ipc_wait_for_call_timeout(data, SYNCH_NO_TIMEOUT);
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| 190 |
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| 191 | extern ipc_callid_t ipc_wait_for_call_timeout(ipc_call_t *, sysarg_t);
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| 192 | extern ipc_callid_t ipc_trywait_for_call(ipc_call_t *);
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| 193 |
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| 194 | /*
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| 195 | * User-friendly wrappers for ipc_answer_fast() and ipc_answer_slow().
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| 196 | * They are in the form of ipc_answer_m(), where m is the number of return
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| 197 | * arguments. The macros decide between the fast and the slow version according
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| 198 | * to m.
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| 199 | */
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| 200 |
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| 201 | #define ipc_answer_0(callid, retval) \
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| 202 | ipc_answer_fast((callid), (retval), 0, 0, 0, 0)
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| 203 | #define ipc_answer_1(callid, retval, arg1) \
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| 204 | ipc_answer_fast((callid), (retval), (arg1), 0, 0, 0)
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| 205 | #define ipc_answer_2(callid, retval, arg1, arg2) \
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| 206 | ipc_answer_fast((callid), (retval), (arg1), (arg2), 0, 0)
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| 207 | #define ipc_answer_3(callid, retval, arg1, arg2, arg3) \
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| 208 | ipc_answer_fast((callid), (retval), (arg1), (arg2), (arg3), 0)
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| 209 | #define ipc_answer_4(callid, retval, arg1, arg2, arg3, arg4) \
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| 210 | ipc_answer_fast((callid), (retval), (arg1), (arg2), (arg3), (arg4))
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| 211 | #define ipc_answer_5(callid, retval, arg1, arg2, arg3, arg4, arg5) \
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| 212 | ipc_answer_slow((callid), (retval), (arg1), (arg2), (arg3), (arg4), (arg5))
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| 213 |
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| 214 | extern sysarg_t ipc_answer_fast(ipc_callid_t, sysarg_t, sysarg_t, sysarg_t,
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| 215 | sysarg_t, sysarg_t);
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| 216 | extern sysarg_t ipc_answer_slow(ipc_callid_t, sysarg_t, sysarg_t, sysarg_t,
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| 217 | sysarg_t, sysarg_t, sysarg_t);
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| 218 |
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| 219 | /*
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| 220 | * User-friendly wrappers for ipc_call_async_fast() and ipc_call_async_slow().
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| 221 | * They are in the form of ipc_call_async_m(), where m is the number of payload
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| 222 | * arguments. The macros decide between the fast and the slow version according
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| 223 | * to m.
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| 224 | */
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| 225 |
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| 226 | #define ipc_call_async_0(phoneid, method, private, callback, can_preempt) \
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| 227 | ipc_call_async_fast((phoneid), (method), 0, 0, 0, 0, (private), \
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| 228 | (callback), (can_preempt))
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| 229 | #define ipc_call_async_1(phoneid, method, arg1, private, callback, \
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| 230 | can_preempt) \
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| 231 | ipc_call_async_fast((phoneid), (method), (arg1), 0, 0, 0, (private), \
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| 232 | (callback), (can_preempt))
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| 233 | #define ipc_call_async_2(phoneid, method, arg1, arg2, private, callback, \
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| 234 | can_preempt) \
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| 235 | ipc_call_async_fast((phoneid), (method), (arg1), (arg2), 0, 0, \
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| 236 | (private), (callback), (can_preempt))
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| 237 | #define ipc_call_async_3(phoneid, method, arg1, arg2, arg3, private, callback, \
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| 238 | can_preempt) \
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| 239 | ipc_call_async_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, \
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| 240 | (private), (callback), (can_preempt))
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| 241 | #define ipc_call_async_4(phoneid, method, arg1, arg2, arg3, arg4, private, \
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| 242 | callback, can_preempt) \
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| 243 | ipc_call_async_fast((phoneid), (method), (arg1), (arg2), (arg3), \
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| 244 | (arg4), (private), (callback), (can_preempt))
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| 245 | #define ipc_call_async_5(phoneid, method, arg1, arg2, arg3, arg4, arg5, \
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| 246 | private, callback, can_preempt) \
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| 247 | ipc_call_async_slow((phoneid), (method), (arg1), (arg2), (arg3), \
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| 248 | (arg4), (arg5), (private), (callback), (can_preempt))
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| 249 |
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| 250 | extern void ipc_call_async_fast(int, sysarg_t, sysarg_t, sysarg_t, sysarg_t,
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| 251 | sysarg_t, void *, ipc_async_callback_t, bool);
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| 252 | extern void ipc_call_async_slow(int, sysarg_t, sysarg_t, sysarg_t, sysarg_t,
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| 253 | sysarg_t, sysarg_t, void *, ipc_async_callback_t, bool);
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| 254 |
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| 255 | extern int ipc_connect_to_me(int, sysarg_t, sysarg_t, sysarg_t, sysarg_t *,
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| 256 | sysarg_t *);
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| 257 | extern int ipc_connect_me_to(int, sysarg_t, sysarg_t, sysarg_t);
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| 258 | extern int ipc_connect_me_to_blocking(int, sysarg_t, sysarg_t, sysarg_t);
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| 259 |
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| 260 | extern int ipc_hangup(int);
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| 261 |
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| 262 | extern int ipc_forward_fast(ipc_callid_t, int, sysarg_t, sysarg_t, sysarg_t,
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| 263 | unsigned int);
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| 264 | extern int ipc_forward_slow(ipc_callid_t, int, sysarg_t, sysarg_t, sysarg_t,
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| 265 | sysarg_t, sysarg_t, sysarg_t, unsigned int);
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| 266 |
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| 267 | /*
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| 268 | * User-friendly wrappers for ipc_share_in_start().
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| 269 | */
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| 270 |
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| 271 | #define ipc_share_in_start_0_0(phoneid, dst, size) \
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| 272 | ipc_share_in_start((phoneid), (dst), (size), 0, NULL)
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| 273 | #define ipc_share_in_start_0_1(phoneid, dst, size, flags) \
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| 274 | ipc_share_in_start((phoneid), (dst), (size), 0, (flags))
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| 275 | #define ipc_share_in_start_1_0(phoneid, dst, size, arg) \
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| 276 | ipc_share_in_start((phoneid), (dst), (size), (arg), NULL)
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| 277 | #define ipc_share_in_start_1_1(phoneid, dst, size, arg, flags) \
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| 278 | ipc_share_in_start((phoneid), (dst), (size), (arg), (flags))
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| 279 |
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| 280 | extern int ipc_share_in_start(int, void *, size_t, sysarg_t, unsigned int *);
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| 281 | extern int ipc_share_in_finalize(ipc_callid_t, void *, unsigned int);
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| 282 | extern int ipc_share_out_start(int, void *, unsigned int);
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| 283 | extern int ipc_share_out_finalize(ipc_callid_t, void *);
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| 284 | extern int ipc_data_read_start(int, void *, size_t);
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| 285 | extern int ipc_data_read_finalize(ipc_callid_t, const void *, size_t);
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| 286 | extern int ipc_data_write_start(int, const void *, size_t);
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| 287 | extern int ipc_data_write_finalize(ipc_callid_t, void *, size_t);
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| 288 |
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| 289 | extern int ipc_connect_kbox(task_id_t);
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| 290 |
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| 291 | #endif
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| 292 |
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| 293 | /** @}
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| 294 | */
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