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1472 palkovsky 1
/*
2071 jermar 2
 * Copyright (c) 2006 Ondrej Palkovsky
1472 palkovsky 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.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   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,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * 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
 
1866 jermar 29
/** @addtogroup libc
1653 cejka 30
 * @{
31
 */
32
/** @file
33
 */
34
 
1866 jermar 35
#ifndef LIBC_ASYNC_H_
36
#define LIBC_ASYNC_H_
1394 palkovsky 37
 
38
#include <ipc/ipc.h>
2482 jermar 39
#include <fibril.h>
1449 palkovsky 40
#include <sys/time.h>
1463 palkovsky 41
#include <atomic.h>
2621 jermar 42
#include <bool.h>
1394 palkovsky 43
 
1427 palkovsky 44
typedef ipc_callid_t aid_t;
1490 palkovsky 45
typedef void (*async_client_conn_t)(ipc_callid_t callid, ipc_call_t *call);
1427 palkovsky 46
 
4475 decky 47
extern atomic_t async_futex;
48
 
4601 decky 49
extern int __async_init(void);
4475 decky 50
extern ipc_callid_t async_get_call_timeout(ipc_call_t *call, suseconds_t usecs);
51
 
1500 palkovsky 52
static inline ipc_callid_t async_get_call(ipc_call_t *data)
53
{
54
    return async_get_call_timeout(data, 0);
55
}
1394 palkovsky 56
 
4601 decky 57
static inline void async_manager(void)
58
{
59
    fibril_switch(FIBRIL_TO_MANAGER);
60
}
61
 
2621 jermar 62
/*
63
 * User-friendly wrappers for async_send_fast() and async_send_slow(). The
64
 * macros are in the form async_send_m(), where m denotes the number of payload
65
 * arguments.  Each macros chooses between the fast and the slow version based
66
 * on m.
1464 palkovsky 67
 */
68
 
2621 jermar 69
#define async_send_0(phoneid, method, dataptr) \
4475 decky 70
    async_send_fast((phoneid), (method), 0, 0, 0, 0, (dataptr))
2621 jermar 71
#define async_send_1(phoneid, method, arg1, dataptr) \
4475 decky 72
    async_send_fast((phoneid), (method), (arg1), 0, 0, 0, (dataptr))
2621 jermar 73
#define async_send_2(phoneid, method, arg1, arg2, dataptr) \
4475 decky 74
    async_send_fast((phoneid), (method), (arg1), (arg2), 0, 0, (dataptr))
2621 jermar 75
#define async_send_3(phoneid, method, arg1, arg2, arg3, dataptr) \
4475 decky 76
    async_send_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (dataptr))
2621 jermar 77
#define async_send_4(phoneid, method, arg1, arg2, arg3, arg4, dataptr) \
4475 decky 78
    async_send_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
79
        (dataptr))
2621 jermar 80
#define async_send_5(phoneid, method, arg1, arg2, arg3, arg4, arg5, dataptr) \
4475 decky 81
    async_send_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
82
        (arg5), (dataptr))
4002 decky 83
 
2621 jermar 84
extern aid_t async_send_fast(int phoneid, ipcarg_t method, ipcarg_t arg1,
85
    ipcarg_t arg2, ipcarg_t arg3, ipcarg_t arg4, ipc_call_t *dataptr);
86
extern aid_t async_send_slow(int phoneid, ipcarg_t method, ipcarg_t arg1,
87
    ipcarg_t arg2, ipcarg_t arg3, ipcarg_t arg4, ipcarg_t arg5,
88
    ipc_call_t *dataptr);
89
extern void async_wait_for(aid_t amsgid, ipcarg_t *result);
90
extern int async_wait_timeout(aid_t amsgid, ipcarg_t *retval,
91
    suseconds_t timeout);
1552 palkovsky 92
 
4475 decky 93
extern fid_t async_new_connection(ipcarg_t in_phone_hash, ipc_callid_t callid,
4002 decky 94
    ipc_call_t *call, void (*cthread)(ipc_callid_t, ipc_call_t *));
4475 decky 95
extern void async_usleep(suseconds_t timeout);
96
extern void async_create_manager(void);
97
extern void async_destroy_manager(void);
1427 palkovsky 98
 
2621 jermar 99
extern void async_set_client_connection(async_client_conn_t conn);
100
extern void async_set_interrupt_received(async_client_conn_t conn);
1394 palkovsky 101
 
2621 jermar 102
/* Wrappers for simple communication */
103
#define async_msg_0(phone, method) \
4475 decky 104
    ipc_call_async_0((phone), (method), NULL, NULL, true)
2621 jermar 105
#define async_msg_1(phone, method, arg1) \
4475 decky 106
    ipc_call_async_1((phone), (method), (arg1), NULL, NULL, \
107
        true)
2621 jermar 108
#define async_msg_2(phone, method, arg1, arg2) \
4475 decky 109
    ipc_call_async_2((phone), (method), (arg1), (arg2), NULL, NULL, \
110
        true)
2621 jermar 111
#define async_msg_3(phone, method, arg1, arg2, arg3) \
4475 decky 112
    ipc_call_async_3((phone), (method), (arg1), (arg2), (arg3), NULL, NULL, \
113
        true)
2621 jermar 114
#define async_msg_4(phone, method, arg1, arg2, arg3, arg4) \
4475 decky 115
    ipc_call_async_4((phone), (method), (arg1), (arg2), (arg3), (arg4), NULL, \
116
        NULL, true)
2621 jermar 117
#define async_msg_5(phone, method, arg1, arg2, arg3, arg4, arg5) \
4475 decky 118
    ipc_call_async_5((phone), (method), (arg1), (arg2), (arg3), (arg4), \
119
        (arg5), NULL, NULL, true)
1610 palkovsky 120
 
2621 jermar 121
/*
122
 * User-friendly wrappers for async_req_fast() and async_req_slow(). The macros
123
 * are in the form async_req_m_n(), where m is the number of payload arguments
3760 decky 124
 * and n is the number of return arguments. The macros decide between the fast
2621 jermar 125
 * and slow verion based on m.
126
 */
127
#define async_req_0_0(phoneid, method) \
4475 decky 128
    async_req_fast((phoneid), (method), 0, 0, 0, 0, NULL, NULL, NULL, NULL, \
129
        NULL)
2621 jermar 130
#define async_req_0_1(phoneid, method, r1) \
4475 decky 131
    async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), NULL, NULL, NULL, \
132
        NULL)
2621 jermar 133
#define async_req_0_2(phoneid, method, r1, r2) \
4475 decky 134
    async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), (r2), NULL, NULL, \
135
        NULL)
2621 jermar 136
#define async_req_0_3(phoneid, method, r1, r2, r3) \
4475 decky 137
    async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), (r2), (r3), NULL, \
138
        NULL)
2621 jermar 139
#define async_req_0_4(phoneid, method, r1, r2, r3, r4) \
4475 decky 140
    async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), (r2), (r3), (r4), \
141
        NULL)
2621 jermar 142
#define async_req_0_5(phoneid, method, r1, r2, r3, r4, r5) \
4475 decky 143
    async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), (r2), (r3), (r4), \
144
        (r5))
2621 jermar 145
#define async_req_1_0(phoneid, method, arg1) \
4475 decky 146
    async_req_fast((phoneid), (method), (arg1), 0, 0, 0, NULL, NULL, NULL, \
147
        NULL, NULL)
2621 jermar 148
#define async_req_1_1(phoneid, method, arg1, rc1) \
4475 decky 149
    async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), NULL, NULL, \
150
        NULL, NULL)
2621 jermar 151
#define async_req_1_2(phoneid, method, arg1, rc1, rc2) \
4475 decky 152
    async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), (rc2), NULL, \
153
        NULL, NULL)
2621 jermar 154
#define async_req_1_3(phoneid, method, arg1, rc1, rc2, rc3) \
4475 decky 155
    async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), (rc2), (rc3), \
156
        NULL, NULL)
2621 jermar 157
#define async_req_1_4(phoneid, method, arg1, rc1, rc2, rc3, rc4) \
4475 decky 158
    async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), (rc2), (rc3), \
159
        (rc4), NULL)
2621 jermar 160
#define async_req_1_5(phoneid, method, arg1, rc1, rc2, rc3, rc4, rc5) \
4475 decky 161
    async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), (rc2), (rc3), \
162
        (rc4), (rc5))
2621 jermar 163
#define async_req_2_0(phoneid, method, arg1, arg2) \
4475 decky 164
    async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, NULL, NULL, \
165
        NULL, NULL, NULL)
2621 jermar 166
#define async_req_2_1(phoneid, method, arg1, arg2, rc1) \
4475 decky 167
    async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), NULL, \
168
        NULL, NULL, NULL)
2621 jermar 169
#define async_req_2_2(phoneid, method, arg1, arg2, rc1, rc2) \
4475 decky 170
    async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), (rc2), \
171
        NULL, NULL, NULL)
2621 jermar 172
#define async_req_2_3(phoneid, method, arg1, arg2, rc1, rc2, rc3) \
4475 decky 173
    async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), (rc2), \
174
        (rc3), NULL, NULL)
2621 jermar 175
#define async_req_2_4(phoneid, method, arg1, arg2, rc1, rc2, rc3, rc4) \
4475 decky 176
    async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), (rc2), \
177
        (rc3), (rc4), NULL)
2621 jermar 178
#define async_req_2_5(phoneid, method, arg1, arg2, rc1, rc2, rc3, rc4, rc5) \
4475 decky 179
    async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), (rc2), \
180
        (rc3), (rc4), (rc5))
2621 jermar 181
#define async_req_3_0(phoneid, method, arg1, arg2, arg3) \
4475 decky 182
    async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, NULL, NULL, \
183
        NULL, NULL, NULL)
2621 jermar 184
#define async_req_3_1(phoneid, method, arg1, arg2, arg3, rc1) \
4475 decky 185
    async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \
186
        NULL, NULL, NULL, NULL)
2621 jermar 187
#define async_req_3_2(phoneid, method, arg1, arg2, arg3, rc1, rc2) \
4475 decky 188
    async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \
189
        (rc2), NULL, NULL, NULL)
2621 jermar 190
#define async_req_3_3(phoneid, method, arg1, arg2, arg3, rc1, rc2, rc3) \
4475 decky 191
    async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \
192
        (rc2), (rc3), NULL, NULL)
2621 jermar 193
#define async_req_3_4(phoneid, method, arg1, arg2, arg3, rc1, rc2, rc3, rc4) \
4475 decky 194
    async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \
195
        (rc2), (rc3), (rc4), NULL)
2621 jermar 196
#define async_req_3_5(phoneid, method, arg1, arg2, arg3, rc1, rc2, rc3, rc4, \
197
    rc5) \
198
    async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \
199
        (rc2), (rc3), (rc4), (rc5))
200
#define async_req_4_0(phoneid, method, arg1, arg2, arg3, arg4) \
4475 decky 201
    async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), NULL, \
202
        NULL, NULL, NULL, NULL)
2621 jermar 203
#define async_req_4_1(phoneid, method, arg1, arg2, arg3, arg4, rc1) \
4475 decky 204
    async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), (rc1), \
205
        NULL, NULL, NULL, NULL)
2621 jermar 206
#define async_req_4_2(phoneid, method, arg1, arg2, arg3, arg4, rc1, rc2) \
4475 decky 207
    async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), (rc1), \
208
        (rc2), NULL, NULL, NULL)
2621 jermar 209
#define async_req_4_3(phoneid, method, arg1, arg2, arg3, arg4, rc1, rc2, rc3) \
4475 decky 210
    async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), (rc1), \
211
        (rc2), (rc3), NULL, NULL)
2621 jermar 212
#define async_req_4_4(phoneid, method, arg1, arg2, arg3, arg4, rc1, rc2, rc3, \
213
    rc4) \
214
    async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
215
        (rc1), (rc2), (rc3), (rc4), NULL)
216
#define async_req_4_5(phoneid, method, arg1, arg2, arg3, arg4, rc1, rc2, rc3, \
217
    rc4, rc5) \
218
    async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
219
        (rc1), (rc2), (rc3), (rc4), (rc5))
220
#define async_req_5_0(phoneid, method, arg1, arg2, arg3, arg4, arg5) \
4475 decky 221
    async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
222
        (arg5), NULL, NULL, NULL, NULL, NULL)
2621 jermar 223
#define async_req_5_1(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1) \
4475 decky 224
    async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
225
        (arg5), (rc1), NULL, NULL, NULL, NULL)
2621 jermar 226
#define async_req_5_2(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1, rc2) \
4475 decky 227
    async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
228
        (arg5), (rc1), (rc2), NULL, NULL, NULL)
2621 jermar 229
#define async_req_5_3(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1, rc2, \
230
    rc3) \
231
    async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
232
        (arg5), (rc1), (rc2), (rc3), NULL, NULL)
233
#define async_req_5_4(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1, rc2, \
234
    rc3, rc4) \
235
    async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
236
        (arg5), (rc1), (rc2), (rc3), (rc4), NULL)
237
#define async_req_5_5(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1, rc2, \
238
    rc3, rc4, rc5) \
239
    async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
240
        (arg5), (rc1), (rc2), (rc3), (rc4), (rc5))
241
 
242
extern ipcarg_t async_req_fast(int phoneid, ipcarg_t method, ipcarg_t arg1,
243
    ipcarg_t arg2, ipcarg_t arg3, ipcarg_t arg4, ipcarg_t *r1, ipcarg_t *r2,
244
    ipcarg_t *r3, ipcarg_t *r4, ipcarg_t *r5);
245
extern ipcarg_t async_req_slow(int phoneid, ipcarg_t method, ipcarg_t arg1,
246
    ipcarg_t arg2, ipcarg_t arg3, ipcarg_t arg4, ipcarg_t arg5, ipcarg_t *r1,
247
    ipcarg_t *r2, ipcarg_t *r3, ipcarg_t *r4, ipcarg_t *r5);
248
 
1610 palkovsky 249
static inline void async_serialize_start(void)
250
{
2482 jermar 251
    fibril_inc_sercount();
1610 palkovsky 252
}
2209 decky 253
 
1610 palkovsky 254
static inline void async_serialize_end(void)
255
{
2482 jermar 256
    fibril_dec_sercount();
1610 palkovsky 257
}
258
 
1394 palkovsky 259
#endif
1653 cejka 260
 
1866 jermar 261
/** @}
1653 cejka 262
 */