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| - | 1 | /* |
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| - | 2 | * Copyright (C) 2006 Ondrej Palkovsky |
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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 | ||
| 1 | #ifndef _libc_ASYNC_H_ |
29 | #ifndef _libc_ASYNC_H_ |
| 2 | #define _libc_ASYNC_H_ |
30 | #define _libc_ASYNC_H_ |
| 3 | 31 | ||
| 4 | #include <ipc/ipc.h> |
32 | #include <ipc/ipc.h> |
| 5 | #include <psthread.h> |
33 | #include <psthread.h> |
| 6 | #include <sys/time.h> |
34 | #include <sys/time.h> |
| 7 | #include <atomic.h> |
35 | #include <atomic.h> |
| 8 | 36 | ||
| 9 | typedef ipc_callid_t aid_t; |
37 | typedef ipc_callid_t aid_t; |
| 10 | 38 | ||
| 11 | int async_manager(void); |
39 | int async_manager(void); |
| 12 | ipc_callid_t async_get_call(ipc_call_t *data); |
40 | ipc_callid_t async_get_call(ipc_call_t *data); |
| 13 | 41 | ||
| 14 | 42 | ||
| 15 | aid_t async_send_2(int phoneid, ipcarg_t method, ipcarg_t arg1, ipcarg_t arg2, |
43 | aid_t async_send_2(int phoneid, ipcarg_t method, ipcarg_t arg1, ipcarg_t arg2, |
| 16 | ipc_call_t *dataptr); |
44 | ipc_call_t *dataptr); |
| 17 | void async_wait_for(aid_t amsgid, ipcarg_t *result); |
45 | void async_wait_for(aid_t amsgid, ipcarg_t *result); |
| 18 | int async_wait_timeout(aid_t amsgid, ipcarg_t *retval, suseconds_t timeout); |
46 | int async_wait_timeout(aid_t amsgid, ipcarg_t *retval, suseconds_t timeout); |
| 19 | 47 | ||
| 20 | /** Pseudo-synchronous message sending |
48 | /** Pseudo-synchronous message sending |
| 21 | * |
49 | * |
| 22 | * Send message through IPC, wait in the event loop, until it is received |
50 | * Send message through IPC, wait in the event loop, until it is received |
| 23 | * |
51 | * |
| 24 | * @return Return code of message |
52 | * @return Return code of message |
| 25 | */ |
53 | */ |
| 26 | static inline ipcarg_t sync_send_2(int phoneid, ipcarg_t method, ipcarg_t arg1, ipcarg_t arg2, ipcarg_t *r1, ipcarg_t *r2) |
54 | static inline ipcarg_t sync_send_2(int phoneid, ipcarg_t method, ipcarg_t arg1, ipcarg_t arg2, ipcarg_t *r1, ipcarg_t *r2) |
| 27 | { |
55 | { |
| 28 | ipc_call_t result; |
56 | ipc_call_t result; |
| 29 | ipcarg_t rc; |
57 | ipcarg_t rc; |
| 30 | 58 | ||
| 31 | aid_t eid = async_send_2(phoneid, method, arg1, arg2, &result); |
59 | aid_t eid = async_send_2(phoneid, method, arg1, arg2, &result); |
| 32 | async_wait_for(eid, &rc); |
60 | async_wait_for(eid, &rc); |
| 33 | if (r1) |
61 | if (r1) |
| 34 | *r1 = IPC_GET_ARG1(result); |
62 | *r1 = IPC_GET_ARG1(result); |
| 35 | if (r2) |
63 | if (r2) |
| 36 | *r2 = IPC_GET_ARG2(result); |
64 | *r2 = IPC_GET_ARG2(result); |
| 37 | return rc; |
65 | return rc; |
| 38 | } |
66 | } |
| 39 | 67 | ||
| 40 | 68 | ||
| 41 | pstid_t async_new_connection(ipcarg_t in_phone_hash,ipc_callid_t callid, |
69 | pstid_t async_new_connection(ipcarg_t in_phone_hash,ipc_callid_t callid, |
| 42 | ipc_call_t *call, |
70 | ipc_call_t *call, |
| 43 | void (*cthread)(ipc_callid_t,ipc_call_t *)); |
71 | void (*cthread)(ipc_callid_t,ipc_call_t *)); |
| 44 | void async_usleep(suseconds_t timeout); |
72 | void async_usleep(suseconds_t timeout); |
| 45 | void async_create_manager(void); |
73 | void async_create_manager(void); |
| 46 | void async_destroy_manager(void); |
74 | void async_destroy_manager(void); |
| 47 | int _async_init(void); |
75 | int _async_init(void); |
| 48 | 76 | ||
| 49 | /* Should be defined by application */ |
77 | /* Should be defined by application */ |
| 50 | void client_connection(ipc_callid_t callid, ipc_call_t *call) __attribute__((weak)); |
78 | void client_connection(ipc_callid_t callid, ipc_call_t *call) __attribute__((weak)); |
| 51 | void interrupt_received(ipc_call_t *call) __attribute__((weak)); |
79 | void interrupt_received(ipc_call_t *call) __attribute__((weak)); |
| 52 | 80 | ||
| 53 | 81 | ||
| 54 | extern atomic_t async_futex; |
82 | extern atomic_t async_futex; |
| 55 | 83 | ||
| 56 | #endif |
84 | #endif |
| 57 | 85 | ||