source: mainline/uspace/lib/c/generic/taskman_noasync.c@ d5cca04

Last change on this file since d5cca04 was 87a31ef2, checked in by Matthieu Riolo <matthieu.riolo@…>, 6 years ago

ns: Created simplified taskman API using low-level IPC API only

Conflicts:

uspace/lib/c/generic/async.c
uspace/lib/c/generic/private/async.h
uspace/lib/c/include/task.h
uspace/srv/ns/ns.c

  • Property mode set to 100644
File size: 2.4 KB
Line 
1/*
2 * Copyright (c) 2015 Michal Koutny
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/** @addtogroup libc
30 * @{
31 */
32/** @file
33 */
34
35#define LIBC_ASYNC_C_
36#include <ipc/ipc.h>
37#include "private/async.h"
38#include "private/taskman.h"
39#undef LIBC_ASYNC_C_
40
41#include <errno.h>
42#include <ipc/taskman.h>
43#include <taskman_noasync.h>
44
45
46
47
48/** Tell taskman we are his NS
49 *
50 * @return EOK on success, otherwise propagated error code
51 */
52int taskman_intro_ns_noasync(void)
53{
54 assert(session_taskman);
55 int phone = async_session_phone(session_taskman);
56
57 ipc_call_async_0(phone, TASKMAN_I_AM_NS, NULL, NULL, false);
58
59 ipc_call_async_3(phone, IPC_M_CONNECT_TO_ME, 0, 0, 0, NULL, NULL, false);
60
61 /*
62 * Since this is a workaround for NS's low-level implementation, we can
63 * assume positive answer and return EOK.
64 */
65 return EOK;
66}
67
68
69void task_retval_noasync(int retval)
70{
71 assert(session_taskman);
72 int phone = async_session_phone(session_taskman);
73
74 /* Just send it and don't wait for an answer. */
75 ipc_call_async_2(phone, TASKMAN_RETVAL, retval, false,
76 NULL, NULL, false);
77}
78
79/** @}
80 */
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