| 1 | /*
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| 2 | * Copyright (c) 2011 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 libc
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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 | #include <ns.h>
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| 36 | #include <ipc/ns.h>
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| 37 | #include <async.h>
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| 38 | #include <macros.h>
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| 39 | #include "private/ns.h"
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| 40 |
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| 41 | int service_register(sysarg_t service)
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| 42 | {
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| 43 | async_exch_t *exch = async_exchange_begin(session_ns);
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| 44 | int rc = async_connect_to_me(exch, service, 0, 0, NULL, NULL);
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| 45 | async_exchange_end(exch);
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| 46 |
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| 47 | return rc;
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| 48 | }
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| 49 |
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| 50 | async_sess_t *service_connect(exch_mgmt_t mgmt, sysarg_t service, sysarg_t arg2,
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| 51 | sysarg_t arg3)
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| 52 | {
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| 53 | async_exch_t *exch = async_exchange_begin(session_ns);
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| 54 | if (!exch)
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| 55 | return NULL;
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| 56 | async_sess_t *sess =
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| 57 | async_connect_me_to(mgmt, exch, service, arg2, arg3);
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| 58 | async_exchange_end(exch);
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| 59 |
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| 60 | if (!sess)
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| 61 | return NULL;
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| 62 |
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| 63 | /*
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| 64 | * FIXME Ugly hack to work around limitation of implementing
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| 65 | * parallel exchanges using multiple connections. Shift out
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| 66 | * first argument for non-initial connections.
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| 67 | */
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| 68 | async_sess_args_set(sess, arg2, arg3, 0);
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| 69 |
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| 70 | return sess;
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| 71 | }
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| 72 |
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| 73 | async_sess_t *service_connect_blocking(exch_mgmt_t mgmt, sysarg_t service,
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| 74 | sysarg_t arg2, sysarg_t arg3)
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| 75 | {
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| 76 | async_exch_t *exch = async_exchange_begin(session_ns);
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| 77 | if (!exch)
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| 78 | return NULL;
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| 79 | async_sess_t *sess =
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| 80 | async_connect_me_to_blocking(mgmt, exch, service, arg2, arg3);
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| 81 | async_exchange_end(exch);
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| 82 |
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| 83 | if (!sess)
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| 84 | return NULL;
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| 85 |
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| 86 | /*
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| 87 | * FIXME Ugly hack to work around limitation of implementing
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| 88 | * parallel exchanges using multiple connections. Shift out
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| 89 | * first argument for non-initial connections.
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| 90 | */
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| 91 | async_sess_args_set(sess, arg2, arg3, 0);
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| 92 |
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| 93 | return sess;
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| 94 | }
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| 95 |
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| 96 | int ns_ping(void)
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| 97 | {
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| 98 | async_exch_t *exch = async_exchange_begin(session_ns);
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| 99 | int rc = async_req_0_0(exch, NS_PING);
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| 100 | async_exchange_end(exch);
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| 101 |
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| 102 | return rc;
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| 103 | }
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| 104 |
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| 105 | int ns_intro(task_id_t id)
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| 106 | {
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| 107 | async_exch_t *exch = async_exchange_begin(session_ns);
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| 108 | int rc = async_req_2_0(exch, NS_ID_INTRO, LOWER32(id), UPPER32(id));
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| 109 | async_exchange_end(exch);
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| 110 |
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| 111 | return rc;
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| 112 | }
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| 113 |
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| 114 | /** @}
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| 115 | */
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