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1472 | palkovsky | 1 | /* |
2071 | jermar | 2 | * Copyright (c) 2006 Ondrej Palkovsky |
1472 | palkovsky | 3 | * All rights reserved. |
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 | |||
1866 | jermar | 29 | /** @addtogroup libc |
1653 | cejka | 30 | * @{ |
31 | */ |
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32 | /** @file |
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33 | */ |
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34 | |||
1866 | jermar | 35 | #ifndef LIBC_ASYNC_H_ |
36 | #define LIBC_ASYNC_H_ |
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1394 | palkovsky | 37 | |
38 | #include <ipc/ipc.h> |
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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 | |
1610 | palkovsky | 47 | static inline void async_manager(void) |
48 | { |
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2568 | jermar | 49 | fibril_switch(FIBRIL_TO_MANAGER); |
1610 | palkovsky | 50 | } |
51 | |||
1500 | palkovsky | 52 | ipc_callid_t async_get_call_timeout(ipc_call_t *call, suseconds_t usecs); |
53 | static inline ipc_callid_t async_get_call(ipc_call_t *data) |
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54 | { |
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55 | return async_get_call_timeout(data, 0); |
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56 | } |
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1394 | palkovsky | 57 | |
2621 | jermar | 58 | /* |
59 | * User-friendly wrappers for async_send_fast() and async_send_slow(). The |
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60 | * macros are in the form async_send_m(), where m denotes the number of payload |
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61 | * arguments. Each macros chooses between the fast and the slow version based |
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62 | * on m. |
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1464 | palkovsky | 63 | */ |
64 | |||
2621 | jermar | 65 | #define async_send_0(phoneid, method, dataptr) \ |
66 | async_send_fast((phoneid), (method), 0, 0, 0, 0, (dataptr)) |
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67 | #define async_send_1(phoneid, method, arg1, dataptr) \ |
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68 | async_send_fast((phoneid), (method), (arg1), 0, 0, 0, (dataptr)) |
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69 | #define async_send_2(phoneid, method, arg1, arg2, dataptr) \ |
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70 | async_send_fast((phoneid), (method), (arg1), (arg2), 0, 0, (dataptr)) |
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71 | #define async_send_3(phoneid, method, arg1, arg2, arg3, dataptr) \ |
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72 | async_send_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (dataptr)) |
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73 | #define async_send_4(phoneid, method, arg1, arg2, arg3, arg4, dataptr) \ |
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74 | async_send_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \ |
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75 | (dataptr)) |
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76 | #define async_send_5(phoneid, method, arg1, arg2, arg3, arg4, arg5, dataptr) \ |
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77 | async_send_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \ |
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78 | (arg5), (dataptr)) |
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79 | |||
80 | extern aid_t async_send_fast(int phoneid, ipcarg_t method, ipcarg_t arg1, |
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81 | ipcarg_t arg2, ipcarg_t arg3, ipcarg_t arg4, ipc_call_t *dataptr); |
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82 | extern aid_t async_send_slow(int phoneid, ipcarg_t method, ipcarg_t arg1, |
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83 | ipcarg_t arg2, ipcarg_t arg3, ipcarg_t arg4, ipcarg_t arg5, |
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84 | ipc_call_t *dataptr); |
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85 | extern void async_wait_for(aid_t amsgid, ipcarg_t *result); |
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86 | extern int async_wait_timeout(aid_t amsgid, ipcarg_t *retval, |
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87 | suseconds_t timeout); |
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1552 | palkovsky | 88 | |
2482 | jermar | 89 | fid_t async_new_connection(ipcarg_t in_phone_hash,ipc_callid_t callid, |
2531 | jermar | 90 | ipc_call_t *call, void (*cthread)(ipc_callid_t,ipc_call_t *)); |
1452 | palkovsky | 91 | void async_usleep(suseconds_t timeout); |
1464 | palkovsky | 92 | void async_create_manager(void); |
93 | void async_destroy_manager(void); |
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94 | int _async_init(void); |
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1427 | palkovsky | 95 | |
2621 | jermar | 96 | extern void async_set_client_connection(async_client_conn_t conn); |
97 | extern void async_set_interrupt_received(async_client_conn_t conn); |
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1394 | palkovsky | 98 | |
2621 | jermar | 99 | /* Wrappers for simple communication */ |
100 | #define async_msg_0(phone, method) \ |
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101 | ipc_call_async_0((phone), (method), NULL, NULL, !in_interrupt_handler()) |
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102 | #define async_msg_1(phone, method, arg1) \ |
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103 | ipc_call_async_1((phone), (method), (arg1), NULL, NULL, \ |
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104 | !in_interrupt_handler()) |
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105 | #define async_msg_2(phone, method, arg1, arg2) \ |
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106 | ipc_call_async_2((phone), (method), (arg1), (arg2), NULL, NULL, \ |
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107 | !in_interrupt_handler()) |
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108 | #define async_msg_3(phone, method, arg1, arg2, arg3) \ |
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109 | ipc_call_async_3((phone), (method), (arg1), (arg2), (arg3), NULL, NULL, \ |
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110 | !in_interrupt_handler()) |
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111 | #define async_msg_4(phone, method, arg1, arg2, arg3, arg4) \ |
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112 | ipc_call_async_4((phone), (method), (arg1), (arg2), (arg3), (arg4), NULL, \ |
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113 | NULL, !in_interrupt_handler()) |
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114 | #define async_msg_5(phone, method, arg1, arg2, arg3, arg4, arg5) \ |
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115 | ipc_call_async_5((phone), (method), (arg1), (arg2), (arg3), (arg4), \ |
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116 | (arg5), NULL, NULL, !in_interrupt_handler()) |
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1610 | palkovsky | 117 | |
2621 | jermar | 118 | /* |
119 | * User-friendly wrappers for async_req_fast() and async_req_slow(). The macros |
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120 | * are in the form async_req_m_n(), where m is the number of payload arguments |
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121 | * and n is the number of return arguments. The macros decidce between the fast |
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122 | * and slow verion based on m. |
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123 | */ |
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124 | #define async_req_0_0(phoneid, method) \ |
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125 | async_req_fast((phoneid), (method), 0, 0, 0, 0, NULL, NULL, NULL, NULL, \ |
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126 | NULL) |
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127 | #define async_req_0_1(phoneid, method, r1) \ |
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128 | async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), NULL, NULL, NULL, \ |
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129 | NULL) |
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130 | #define async_req_0_2(phoneid, method, r1, r2) \ |
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131 | async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), (r2), NULL, NULL, \ |
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132 | NULL) |
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133 | #define async_req_0_3(phoneid, method, r1, r2, r3) \ |
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134 | async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), (r2), (r3), NULL, \ |
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135 | NULL) |
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136 | #define async_req_0_4(phoneid, method, r1, r2, r3, r4) \ |
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137 | async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), (r2), (r3), (r4), \ |
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138 | NULL) |
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139 | #define async_req_0_5(phoneid, method, r1, r2, r3, r4, r5) \ |
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140 | async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), (r2), (r3), (r4), \ |
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141 | (r5)) |
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142 | #define async_req_1_0(phoneid, method, arg1) \ |
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143 | async_req_fast((phoneid), (method), (arg1), 0, 0, 0, NULL, NULL, NULL, \ |
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144 | NULL, NULL) |
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145 | #define async_req_1_1(phoneid, method, arg1, rc1) \ |
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146 | async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), NULL, NULL, \ |
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147 | NULL, NULL) |
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148 | #define async_req_1_2(phoneid, method, arg1, rc1, rc2) \ |
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149 | async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), (rc2), NULL, \ |
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150 | NULL, NULL) |
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151 | #define async_req_1_3(phoneid, method, arg1, rc1, rc2, rc3) \ |
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152 | async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), (rc2), (rc3), \ |
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153 | NULL, NULL) |
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154 | #define async_req_1_4(phoneid, method, arg1, rc1, rc2, rc3, rc4) \ |
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155 | async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), (rc2), (rc3), \ |
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156 | (rc4), NULL) |
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157 | #define async_req_1_5(phoneid, method, arg1, rc1, rc2, rc3, rc4, rc5) \ |
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158 | async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), (rc2), (rc3), \ |
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159 | (rc4), (rc5)) |
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160 | #define async_req_2_0(phoneid, method, arg1, arg2) \ |
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161 | async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, NULL, NULL, \ |
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162 | NULL, NULL, NULL) |
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163 | #define async_req_2_1(phoneid, method, arg1, arg2, rc1) \ |
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164 | async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), NULL, \ |
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165 | NULL, NULL, NULL) |
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166 | #define async_req_2_2(phoneid, method, arg1, arg2, rc1, rc2) \ |
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167 | async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), (rc2), \ |
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168 | NULL, NULL, NULL) |
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169 | #define async_req_2_3(phoneid, method, arg1, arg2, rc1, rc2, rc3) \ |
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170 | async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), (rc2), \ |
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171 | (rc3), NULL, NULL) |
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172 | #define async_req_2_4(phoneid, method, arg1, arg2, rc1, rc2, rc3, rc4) \ |
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173 | async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), (rc2), \ |
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174 | (rc3), (rc4), NULL) |
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175 | #define async_req_2_5(phoneid, method, arg1, arg2, rc1, rc2, rc3, rc4, rc5) \ |
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176 | async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), (rc2), \ |
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177 | (rc3), (rc4), (rc5)) |
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178 | #define async_req_3_0(phoneid, method, arg1, arg2, arg3) \ |
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179 | async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, NULL, NULL, \ |
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180 | NULL, NULL, NULL) |
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181 | #define async_req_3_1(phoneid, method, arg1, arg2, arg3, rc1) \ |
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182 | async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \ |
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183 | NULL, NULL, NULL, NULL) |
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184 | #define async_req_3_2(phoneid, method, arg1, arg2, arg3, rc1, rc2) \ |
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185 | async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \ |
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186 | (rc2), NULL, NULL, NULL) |
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187 | #define async_req_3_3(phoneid, method, arg1, arg2, arg3, rc1, rc2, rc3) \ |
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188 | async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \ |
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189 | (rc2), (rc3), NULL, NULL) |
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190 | #define async_req_3_4(phoneid, method, arg1, arg2, arg3, rc1, rc2, rc3, rc4) \ |
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191 | async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \ |
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192 | (rc2), (rc3), (rc4), NULL) |
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193 | #define async_req_3_5(phoneid, method, arg1, arg2, arg3, rc1, rc2, rc3, rc4, \ |
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194 | rc5) \ |
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195 | async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \ |
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196 | (rc2), (rc3), (rc4), (rc5)) |
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197 | #define async_req_4_0(phoneid, method, arg1, arg2, arg3, arg4) \ |
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198 | async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), NULL, \ |
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199 | NULL, NULL, NULL, NULL) |
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200 | #define async_req_4_1(phoneid, method, arg1, arg2, arg3, arg4, rc1) \ |
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201 | async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), (rc1), \ |
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202 | NULL, NULL, NULL, NULL) |
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203 | #define async_req_4_2(phoneid, method, arg1, arg2, arg3, arg4, rc1, rc2) \ |
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204 | async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), (rc1), \ |
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205 | (rc2), NULL, NULL, NULL) |
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206 | #define async_req_4_3(phoneid, method, arg1, arg2, arg3, arg4, rc1, rc2, rc3) \ |
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207 | async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), (rc1), \ |
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208 | (rc2), (rc3), NULL, NULL) |
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209 | #define async_req_4_4(phoneid, method, arg1, arg2, arg3, arg4, rc1, rc2, rc3, \ |
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210 | rc4) \ |
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211 | async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \ |
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212 | (rc1), (rc2), (rc3), (rc4), NULL) |
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213 | #define async_req_4_5(phoneid, method, arg1, arg2, arg3, arg4, rc1, rc2, rc3, \ |
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214 | rc4, rc5) \ |
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215 | async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \ |
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216 | (rc1), (rc2), (rc3), (rc4), (rc5)) |
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217 | #define async_req_5_0(phoneid, method, arg1, arg2, arg3, arg4, arg5) \ |
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218 | async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \ |
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219 | (arg5), NULL, NULL, NULL, NULL, NULL) |
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220 | #define async_req_5_1(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1) \ |
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221 | async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \ |
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222 | (arg5), (rc1), NULL, NULL, NULL, NULL) |
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223 | #define async_req_5_2(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1, rc2) \ |
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224 | async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \ |
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225 | (arg5), (rc1), (rc2), NULL, NULL, NULL) |
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226 | #define async_req_5_3(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1, rc2, \ |
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227 | rc3) \ |
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228 | async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \ |
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229 | (arg5), (rc1), (rc2), (rc3), NULL, NULL) |
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230 | #define async_req_5_4(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1, rc2, \ |
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231 | rc3, rc4) \ |
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232 | async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \ |
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233 | (arg5), (rc1), (rc2), (rc3), (rc4), NULL) |
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234 | #define async_req_5_5(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1, rc2, \ |
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235 | rc3, rc4, rc5) \ |
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236 | async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \ |
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237 | (arg5), (rc1), (rc2), (rc3), (rc4), (rc5)) |
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238 | |||
239 | extern ipcarg_t async_req_fast(int phoneid, ipcarg_t method, ipcarg_t arg1, |
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240 | ipcarg_t arg2, ipcarg_t arg3, ipcarg_t arg4, ipcarg_t *r1, ipcarg_t *r2, |
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241 | ipcarg_t *r3, ipcarg_t *r4, ipcarg_t *r5); |
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242 | extern ipcarg_t async_req_slow(int phoneid, ipcarg_t method, ipcarg_t arg1, |
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243 | ipcarg_t arg2, ipcarg_t arg3, ipcarg_t arg4, ipcarg_t arg5, ipcarg_t *r1, |
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244 | ipcarg_t *r2, ipcarg_t *r3, ipcarg_t *r4, ipcarg_t *r5); |
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245 | |||
1610 | palkovsky | 246 | static inline void async_serialize_start(void) |
247 | { |
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2482 | jermar | 248 | fibril_inc_sercount(); |
1610 | palkovsky | 249 | } |
2209 | decky | 250 | |
1610 | palkovsky | 251 | static inline void async_serialize_end(void) |
252 | { |
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2482 | jermar | 253 | fibril_dec_sercount(); |
1610 | palkovsky | 254 | } |
255 | |||
2621 | jermar | 256 | extern bool in_interrupt_handler(void); |
257 | |||
1463 | palkovsky | 258 | extern atomic_t async_futex; |
2621 | jermar | 259 | |
1394 | palkovsky | 260 | #endif |
1653 | cejka | 261 | |
1866 | jermar | 262 | /** @} |
1653 | cejka | 263 | */ |