| 1 | /*
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| 2 | * Copyright (c) 2006 Ondrej Palkovsky
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| 3 | * Copyright (c) 2012 Jakub Jermar
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| 4 | * All rights reserved.
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| 5 | *
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| 6 | * Redistribution and use in source and binary forms, with or without
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| 7 | * modification, are permitted provided that the following conditions
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| 8 | * are met:
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| 9 | *
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| 10 | * - Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer.
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| 12 | * - Redistributions in binary form must reproduce the above copyright
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| 13 | * notice, this list of conditions and the following disclaimer in the
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| 14 | * documentation and/or other materials provided with the distribution.
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| 15 | * - The name of the author may not be used to endorse or promote products
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| 16 | * derived from this software without specific prior written permission.
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| 17 | *
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| 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 28 | */
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| 29 |
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| 30 | /** @addtogroup genericipc
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| 31 | * @{
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| 32 | */
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| 33 | /** @file
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| 34 | */
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| 35 |
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| 36 | #include <ipc/sysipc_ops.h>
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| 37 | #include <ipc/ipc.h>
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| 38 | #include <ipc/ipcrsc.h>
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| 39 | #include <abi/errno.h>
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| 40 | #include <arch.h>
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| 41 |
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| 42 | static int request_preprocess(call_t *call, phone_t *phone)
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| 43 | {
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| 44 | int newphid = phone_alloc(TASK);
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| 45 |
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| 46 | if (newphid < 0)
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| 47 | return ELIMIT;
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| 48 |
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| 49 | /* Set arg5 for server */
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| 50 | IPC_SET_ARG5(call->data, (sysarg_t) &TASK->phones[newphid]);
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| 51 | call->priv = newphid;
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| 52 |
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| 53 | return EOK;
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| 54 | }
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| 55 |
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| 56 | static int request_forget(call_t *call)
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| 57 | {
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| 58 | phone_dealloc(call->priv);
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| 59 | return EOK;
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| 60 | }
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| 61 |
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| 62 | static int answer_preprocess(call_t *answer, ipc_data_t *olddata)
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| 63 | {
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| 64 | phone_t *phone = (phone_t *) IPC_GET_ARG5(*olddata);
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| 65 |
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| 66 | /* If the user accepted call, connect */
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| 67 | if (IPC_GET_RETVAL(answer->data) == EOK)
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| 68 | (void) ipc_phone_connect(phone, &TASK->answerbox);
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| 69 |
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| 70 | return EOK;
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| 71 | }
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| 72 |
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| 73 | static int answer_process(call_t *answer)
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| 74 | {
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| 75 | if (IPC_GET_RETVAL(answer->data))
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| 76 | phone_dealloc(answer->priv);
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| 77 | else
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| 78 | IPC_SET_ARG5(answer->data, answer->priv);
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| 79 |
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| 80 | return EOK;
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| 81 | }
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| 82 |
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| 83 | sysipc_ops_t ipc_m_connect_me_to_ops = {
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| 84 | .request_preprocess = request_preprocess,
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| 85 | .request_forget = request_forget,
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| 86 | .request_process = null_request_process,
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| 87 | .answer_cleanup = null_answer_cleanup,
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| 88 | .answer_preprocess = answer_preprocess,
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| 89 | .answer_process = answer_process,
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| 90 | };
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| 91 |
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| 92 | /** @}
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| 93 | */
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