| [13125d3] | 1 | /*
|
|---|
| 2 | * Copyright (c) 2007 Josef Cejka
|
|---|
| 3 | * All rights reserved.
|
|---|
| 4 | *
|
|---|
| 5 | * Redistribution and use in source and binary forms, with or without
|
|---|
| 6 | * modification, are permitted provided that the following conditions
|
|---|
| 7 | * are met:
|
|---|
| 8 | *
|
|---|
| 9 | * - Redistributions of source code must retain the above copyright
|
|---|
| 10 | * notice, this list of conditions and the following disclaimer.
|
|---|
| 11 | * - Redistributions in binary form must reproduce the above copyright
|
|---|
| 12 | * notice, this list of conditions and the following disclaimer in the
|
|---|
| 13 | * documentation and/or other materials provided with the distribution.
|
|---|
| 14 | * - The name of the author may not be used to endorse or promote products
|
|---|
| 15 | * derived from this software without specific prior written permission.
|
|---|
| 16 | *
|
|---|
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|---|
| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|---|
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|---|
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|---|
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|---|
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|---|
| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|---|
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|---|
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|---|
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|---|
| 27 | */
|
|---|
| 28 |
|
|---|
| 29 | /**
|
|---|
| 30 | * @defgroup devmap Device mapper.
|
|---|
| 31 | * @brief HelenOS device mapper.
|
|---|
| 32 | * @{
|
|---|
| 33 | */
|
|---|
| 34 |
|
|---|
| 35 | /** @file
|
|---|
| 36 | */
|
|---|
| 37 |
|
|---|
| 38 | #include <ipc/ipc.h>
|
|---|
| 39 | #include <ipc/services.h>
|
|---|
| 40 | #include <ipc/ns.h>
|
|---|
| 41 | #include <async.h>
|
|---|
| 42 | #include <stdio.h>
|
|---|
| 43 | #include <errno.h>
|
|---|
| 44 |
|
|---|
| 45 | #include "devmap.h"
|
|---|
| 46 |
|
|---|
| 47 | /** Initialize device mapper.
|
|---|
| 48 | *
|
|---|
| 49 | *
|
|---|
| 50 | */
|
|---|
| 51 | static int devmap_init()
|
|---|
| 52 | {
|
|---|
| 53 | /* */
|
|---|
| 54 |
|
|---|
| 55 | return 0;
|
|---|
| 56 | }
|
|---|
| 57 |
|
|---|
| 58 |
|
|---|
| 59 | /** Function for handling connections to devmap
|
|---|
| 60 | *
|
|---|
| 61 | */
|
|---|
| 62 | static void
|
|---|
| 63 | devmap_client_connection(ipc_callid_t iid, ipc_call_t *icall)
|
|---|
| 64 | {
|
|---|
| 65 | ipc_callid_t callid;
|
|---|
| 66 | ipc_call_t call;
|
|---|
| 67 | int retval;
|
|---|
| 68 |
|
|---|
| 69 | ipc_answer_fast(iid, EOK, 0, 0); /* Accept connection */
|
|---|
| 70 |
|
|---|
| 71 | while (1) {
|
|---|
| 72 | callid = async_get_call(&call);
|
|---|
| 73 |
|
|---|
| 74 | switch (IPC_GET_METHOD(call)) {
|
|---|
| 75 | case IPC_M_PHONE_HUNGUP:
|
|---|
| 76 | /* TODO: if its a device connection, remove it from table */
|
|---|
| 77 | return; /* Exit thread */
|
|---|
| 78 |
|
|---|
| 79 | case DEVMAP_REGISTER:
|
|---|
| 80 | /* TODO: */
|
|---|
| 81 | case DEVMAP_UNREGISTER:
|
|---|
| 82 | /* TODO: */
|
|---|
| 83 | case DEVMAP_CONNECT_TO_DEVICE:
|
|---|
| 84 | /* TODO: */
|
|---|
| 85 | retval = 0;
|
|---|
| 86 | break;
|
|---|
| 87 | default:
|
|---|
| 88 | retval = ENOENT;
|
|---|
| 89 | }
|
|---|
| 90 | ipc_answer_fast(callid, retval, 0, 0);
|
|---|
| 91 | }
|
|---|
| 92 |
|
|---|
| 93 | }
|
|---|
| 94 |
|
|---|
| 95 |
|
|---|
| 96 | int main(int argc, char *argv[])
|
|---|
| 97 | {
|
|---|
| 98 |
|
|---|
| 99 | ipcarg_t phonead;
|
|---|
| 100 |
|
|---|
| 101 | printf("DevMap: HelenOS device mapper.\n");
|
|---|
| 102 |
|
|---|
| 103 | if (devmap_init() != 0) {
|
|---|
| 104 | printf("Error while initializing DevMap service.");
|
|---|
| 105 | return -1;
|
|---|
| 106 | }
|
|---|
| 107 |
|
|---|
| 108 | /* Set a handler of incomming connections */
|
|---|
| 109 | async_set_client_connection(devmap_client_connection);
|
|---|
| 110 |
|
|---|
| 111 | /* Register device mapper at naming service */
|
|---|
| 112 | if (ipc_connect_to_me(PHONE_NS, SERVICE_DEVMAP, 0, &phonead) != 0)
|
|---|
| 113 | return -1;
|
|---|
| 114 |
|
|---|
| 115 | async_manager();
|
|---|
| 116 | /* Never reached */
|
|---|
| 117 | return 0;
|
|---|
| 118 | }
|
|---|
| 119 |
|
|---|
| 120 | /**
|
|---|
| 121 | * @}
|
|---|
| 122 | */
|
|---|
| 123 |
|
|---|
