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1 | /* |
1 | /* |
2 | * Copyright (c) 2006 Ondrej Palkovsky |
2 | * Copyright (c) 2006 Ondrej Palkovsky |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
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 |
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. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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 |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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 |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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 |
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. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup genericipc |
29 | /** @addtogroup genericipc |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #ifndef KERN_IPC_H_ |
35 | #ifndef KERN_IPC_H_ |
36 | #define KERN_IPC_H_ |
36 | #define KERN_IPC_H_ |
37 | 37 | ||
38 | /* Length of data being transfered with IPC call */ |
38 | /* Length of data being transfered with IPC call */ |
39 | /* - the uspace may not be able to utilize full length */ |
39 | /* - the uspace may not be able to utilize full length */ |
40 | #define IPC_CALL_LEN 4 |
40 | #define IPC_CALL_LEN 4 |
41 | 41 | ||
42 | /** Maximum active async calls per thread */ |
42 | /** Maximum active async calls per thread */ |
43 | #ifdef CONFIG_DEBUG |
43 | #ifdef CONFIG_DEBUG |
44 | #define IPC_MAX_ASYNC_CALLS 4 |
44 | #define IPC_MAX_ASYNC_CALLS 4 |
45 | #else |
45 | #else |
46 | #define IPC_MAX_ASYNC_CALLS 4000 |
46 | #define IPC_MAX_ASYNC_CALLS 4000 |
47 | #endif |
47 | #endif |
48 | 48 | ||
49 | /* Flags for calls */ |
49 | /* Flags for calls */ |
50 | 50 | ||
51 | /** This is answer to a call */ |
51 | /** This is answer to a call */ |
52 | #define IPC_CALL_ANSWERED (1 << 0) |
52 | #define IPC_CALL_ANSWERED (1 << 0) |
53 | /** This call will not be freed on error */ |
53 | /** This call will not be freed on error */ |
54 | #define IPC_CALL_STATIC_ALLOC (1 << 1) |
54 | #define IPC_CALL_STATIC_ALLOC (1 << 1) |
55 | /** Answer will not be passed to userspace, will be discarded */ |
55 | /** Answer will not be passed to userspace, will be discarded */ |
56 | #define IPC_CALL_DISCARD_ANSWER (1 << 2) |
56 | #define IPC_CALL_DISCARD_ANSWER (1 << 2) |
57 | /** Call was forwarded */ |
57 | /** Call was forwarded */ |
58 | #define IPC_CALL_FORWARDED (1 << 3) |
58 | #define IPC_CALL_FORWARDED (1 << 3) |
59 | /** Identify connect_me_to answer */ |
59 | /** Identify connect_me_to answer */ |
60 | #define IPC_CALL_CONN_ME_TO (1 << 4) |
60 | #define IPC_CALL_CONN_ME_TO (1 << 4) |
61 | /** Interrupt notification */ |
61 | /** Interrupt notification */ |
62 | #define IPC_CALL_NOTIF (1 << 5) |
62 | #define IPC_CALL_NOTIF (1 << 5) |
63 | 63 | ||
64 | /* |
64 | /* |
65 | * Bits used in call hashes. |
65 | * Bits used in call hashes. |
66 | * The addresses are aligned at least to 4 that is why we can use the 2 least |
66 | * The addresses are aligned at least to 4 that is why we can use the 2 least |
67 | * significant bits of the call address. |
67 | * significant bits of the call address. |
68 | */ |
68 | */ |
69 | /** Type of this call is 'answer' */ |
69 | /** Type of this call is 'answer' */ |
70 | #define IPC_CALLID_ANSWERED 1 |
70 | #define IPC_CALLID_ANSWERED 1 |
71 | /** Type of this call is 'notification' */ |
71 | /** Type of this call is 'notification' */ |
72 | #define IPC_CALLID_NOTIFICATION 2 |
72 | #define IPC_CALLID_NOTIFICATION 2 |
73 | 73 | ||
74 | /* Return values from sys_ipc_call_async(). */ |
74 | /* Return values from sys_ipc_call_async(). */ |
75 | #define IPC_CALLRET_FATAL -1 |
75 | #define IPC_CALLRET_FATAL -1 |
76 | #define IPC_CALLRET_TEMPORARY -2 |
76 | #define IPC_CALLRET_TEMPORARY -2 |
77 | 77 | ||
78 | 78 | ||
79 | /* Macros for manipulating calling data */ |
79 | /* Macros for manipulating calling data */ |
80 | #define IPC_SET_RETVAL(data, retval) ((data).args[0] = (retval)) |
80 | #define IPC_SET_RETVAL(data, retval) ((data).args[0] = (retval)) |
81 | #define IPC_SET_METHOD(data, val) ((data).args[0] = (val)) |
81 | #define IPC_SET_METHOD(data, val) ((data).args[0] = (val)) |
82 | #define IPC_SET_ARG1(data, val) ((data).args[1] = (val)) |
82 | #define IPC_SET_ARG1(data, val) ((data).args[1] = (val)) |
83 | #define IPC_SET_ARG2(data, val) ((data).args[2] = (val)) |
83 | #define IPC_SET_ARG2(data, val) ((data).args[2] = (val)) |
84 | #define IPC_SET_ARG3(data, val) ((data).args[3] = (val)) |
84 | #define IPC_SET_ARG3(data, val) ((data).args[3] = (val)) |
85 | 85 | ||
86 | #define IPC_GET_METHOD(data) ((data).args[0]) |
86 | #define IPC_GET_METHOD(data) ((data).args[0]) |
87 | #define IPC_GET_RETVAL(data) ((data).args[0]) |
87 | #define IPC_GET_RETVAL(data) ((data).args[0]) |
88 | 88 | ||
89 | #define IPC_GET_ARG1(data) ((data).args[1]) |
89 | #define IPC_GET_ARG1(data) ((data).args[1]) |
90 | #define IPC_GET_ARG2(data) ((data).args[2]) |
90 | #define IPC_GET_ARG2(data) ((data).args[2]) |
91 | #define IPC_GET_ARG3(data) ((data).args[3]) |
91 | #define IPC_GET_ARG3(data) ((data).args[3]) |
92 | 92 | ||
93 | /* Well known phone descriptors */ |
93 | /* Well known phone descriptors */ |
94 | #define PHONE_NS 0 |
94 | #define PHONE_NS 0 |
95 | 95 | ||
96 | /* System-specific methods - only through special syscalls |
96 | /* System-specific methods - only through special syscalls |
97 | * These methods have special behaviour |
97 | * These methods have special behaviour |
98 | */ |
98 | */ |
99 | /** Protocol for CONNECT - TO - ME |
99 | /** Protocol for CONNECT - TO - ME |
100 | * |
100 | * |
101 | * Calling process asks the callee to create a callback connection, |
101 | * Calling process asks the callee to create a callback connection, |
102 | * so that it can start initiating new messages. |
102 | * so that it can start initiating new messages. |
103 | * |
103 | * |
104 | * The protocol for negotiating is: |
104 | * The protocol for negotiating is: |
105 | * - sys_connect_to_me - sends a message IPC_M_CONNECTTOME |
105 | * - sys_connect_to_me - sends a message IPC_M_CONNECTTOME |
106 | * - sys_wait_for_call - upon receipt tries to allocate new phone |
106 | * - sys_wait_for_call - upon receipt tries to allocate new phone |
107 | * - if it fails, responds with ELIMIT |
107 | * - if it fails, responds with ELIMIT |
108 | * - passes call to userspace. If userspace |
108 | * - passes call to userspace. If userspace |
109 | * responds with error, phone is deallocated and |
109 | * responds with error, phone is deallocated and |
110 | * error is sent back to caller. Otherwise |
110 | * error is sent back to caller. Otherwise |
111 | * the call is accepted and the response is sent back. |
111 | * the call is accepted and the response is sent back. |
112 | * - the allocated phoneid is passed to userspace |
112 | * - the allocated phoneid is passed to userspace |
113 | * (on the receiving sid) as ARG3 of the call. |
113 | * (on the receiving sid) as ARG3 of the call. |
114 | * - the caller obtains taskid of the called thread |
114 | * - the caller obtains taskid of the called thread |
115 | */ |
115 | */ |
116 | #define IPC_M_CONNECT_TO_ME 1 |
116 | #define IPC_M_CONNECT_TO_ME 1 |
117 | /** Protocol for CONNECT - ME - TO |
117 | /** Protocol for CONNECT - ME - TO |
118 | * |
118 | * |
119 | * Calling process asks the callee to create for him a new connection. |
119 | * Calling process asks the callee to create for him a new connection. |
120 | * E.g. the caller wants a name server to connect him to print server. |
120 | * E.g. the caller wants a name server to connect him to print server. |
121 | * |
121 | * |
122 | * The protocol for negotiating is: |
122 | * The protocol for negotiating is: |
123 | * - sys_connect_me_to - send a synchronous message to name server |
123 | * - sys_connect_me_to - send a synchronous message to name server |
124 | * indicating that it wants to be connected to some |
124 | * indicating that it wants to be connected to some |
125 | * service |
125 | * service |
126 | * - arg1/2 are user specified, arg3 contains |
126 | * - arg1/2 are user specified, arg3 contains |
127 | * address of the phone that should be connected |
127 | * address of the phone that should be connected |
128 | * (TODO: it leaks to userspace) |
128 | * (TODO: it leaks to userspace) |
129 | * recipient - if ipc_answer == 0, then accept connection |
129 | * recipient - if ipc_answer == 0, then accept connection |
130 | * - otherwise connection refused |
130 | * - otherwise connection refused |
131 | * - recepient may forward message. Forwarding |
131 | * - recepient may forward message. Forwarding |
132 | * system message |
132 | * system message |
133 | * |
133 | * |
134 | */ |
134 | */ |
135 | #define IPC_M_CONNECT_ME_TO 2 |
135 | #define IPC_M_CONNECT_ME_TO 2 |
136 | /** This message is sent to answerbox when the phone |
136 | /** This message is sent to answerbox when the phone |
137 | * is hung up |
137 | * is hung up |
138 | */ |
138 | */ |
139 | #define IPC_M_PHONE_HUNGUP 3 |
139 | #define IPC_M_PHONE_HUNGUP 3 |
140 | 140 | ||
141 | /** Send as_area over IPC. |
141 | /** Send as_area over IPC. |
142 | * - ARG1 - source as_area base address |
142 | * - ARG1 - source as_area base address |
143 | * - ARG2 - size of source as_area (filled automatically by kernel) |
143 | * - ARG2 - size of source as_area (filled automatically by kernel) |
144 | * - ARG3 - flags of the as_area being sent |
144 | * - ARG3 - flags of the as_area being sent |
145 | * |
145 | * |
146 | * on answer, the recipient must set: |
146 | * on answer, the recipient must set: |
147 | * - ARG1 - dst as_area base adress |
147 | * - ARG1 - dst as_area base adress |
148 | */ |
148 | */ |
149 | #define IPC_M_AS_AREA_SEND 4 |
149 | #define IPC_M_AS_AREA_SEND 4 |
150 | 150 | ||
151 | /** Receive as_area over IPC. |
151 | /** Receive as_area over IPC. |
152 | * - ARG1 - destination as_area base address |
152 | * - ARG1 - destination as_area base address |
153 | * - ARG2 - destination as_area size |
153 | * - ARG2 - destination as_area size |
154 | * - ARG3 - user defined argument |
154 | * - ARG3 - user defined argument |
155 | * |
155 | * |
156 | * on answer, the recipient must set: |
156 | * on answer, the recipient must set: |
157 | * |
157 | * |
158 | * - ARG1 - source as_area base address |
158 | * - ARG1 - source as_area base address |
159 | * - ARG2 - flags that will be used for sharing |
159 | * - ARG2 - flags that will be used for sharing |
160 | */ |
160 | */ |
161 | #define IPC_M_AS_AREA_RECV 5 |
161 | #define IPC_M_AS_AREA_RECV 5 |
162 | 162 | ||
163 | /** Send data to another address space over IPC. |
163 | /** Send data to another address space over IPC. |
164 | * - ARG1 - destination address space virtual address, may be overriden by the |
164 | * - ARG1 - destination address space virtual address, may be overriden by the |
165 | * recipient |
165 | * recipient |
166 | * - ARG2 - source address space virtual address |
166 | * - ARG2 - source address space virtual address |
167 | * - ARG3 - size of data to be copied, may be overriden by the recipient |
167 | * - ARG3 - size of data to be copied, may be overriden by the recipient |
168 | * |
168 | * |
169 | * on answer, the recipient must set: |
169 | * on answer, the recipient must set: |
170 | * |
170 | * |
171 | * - ARG1 - final destination address space virtual address |
171 | * - ARG1 - final destination address space virtual address |
172 | * - ARG3 - final size of data to be copied |
172 | * - ARG3 - final size of data to be copied |
173 | */ |
173 | */ |
174 | #define IPC_M_DATA_SEND 6 |
174 | #define IPC_M_DATA_SEND 6 |
175 | 175 | ||
176 | /* Well-known methods */ |
176 | /* Well-known methods */ |
177 | #define IPC_M_LAST_SYSTEM 511 |
177 | #define IPC_M_LAST_SYSTEM 511 |
178 | #define IPC_M_PING 512 |
178 | #define IPC_M_PING 512 |
179 | /* User methods */ |
179 | /* User methods */ |
180 | #define FIRST_USER_METHOD 1024 |
180 | #define FIRST_USER_METHOD 1024 |
181 | 181 | ||
182 | #ifdef KERNEL |
182 | #ifdef KERNEL |
183 | 183 | ||
184 | #define IPC_MAX_PHONES 16 |
184 | #define IPC_MAX_PHONES 16 |
185 | 185 | ||
186 | #include <synch/waitq.h> |
186 | #include <synch/waitq.h> |
187 | 187 | ||
188 | struct answerbox; |
188 | struct answerbox; |
189 | struct task; |
189 | struct task; |
190 | 190 | ||
191 | typedef enum { |
191 | typedef enum { |
192 | /** Phone is free and can be allocated */ |
192 | /** Phone is free and can be allocated */ |
193 | IPC_PHONE_FREE = 0, |
193 | IPC_PHONE_FREE = 0, |
194 | /** Phone is connecting somewhere */ |
194 | /** Phone is connecting somewhere */ |
195 | IPC_PHONE_CONNECTING, |
195 | IPC_PHONE_CONNECTING, |
196 | /** Phone is connected */ |
196 | /** Phone is connected */ |
197 | IPC_PHONE_CONNECTED, |
197 | IPC_PHONE_CONNECTED, |
198 | /** Phone is hung up, waiting for answers to come */ |
198 | /** Phone is hung up, waiting for answers to come */ |
199 | IPC_PHONE_HUNGUP, |
199 | IPC_PHONE_HUNGUP, |
200 | /** Phone was hungup from server */ |
200 | /** Phone was hungup from server */ |
201 | IPC_PHONE_SLAMMED |
201 | IPC_PHONE_SLAMMED |
202 | } ipc_phone_state_t; |
202 | } ipc_phone_state_t; |
203 | 203 | ||
204 | /** Structure identifying phone (in TASK structure) */ |
204 | /** Structure identifying phone (in TASK structure) */ |
205 | typedef struct { |
205 | typedef struct { |
206 | SPINLOCK_DECLARE(lock); |
206 | SPINLOCK_DECLARE(lock); |
207 | link_t link; |
207 | link_t link; |
208 | struct answerbox *callee; |
208 | struct answerbox *callee; |
209 | ipc_phone_state_t state; |
209 | ipc_phone_state_t state; |
210 | atomic_t active_calls; |
210 | atomic_t active_calls; |
211 | } phone_t; |
211 | } phone_t; |
212 | 212 | ||
213 | typedef struct answerbox { |
213 | typedef struct answerbox { |
214 | SPINLOCK_DECLARE(lock); |
214 | SPINLOCK_DECLARE(lock); |
215 | 215 | ||
216 | struct task *task; |
216 | struct task *task; |
217 | 217 | ||
218 | waitq_t wq; |
218 | waitq_t wq; |
219 | 219 | ||
220 | /** Phones connected to this answerbox. */ |
220 | /** Phones connected to this answerbox. */ |
221 | link_t connected_phones; |
221 | link_t connected_phones; |
222 | /** Received calls. */ |
222 | /** Received calls. */ |
223 | link_t calls; |
223 | link_t calls; |
224 | link_t dispatched_calls; /* Should be hash table in the future */ |
224 | link_t dispatched_calls; /* Should be hash table in the future */ |
225 | 225 | ||
226 | /** Answered calls. */ |
226 | /** Answered calls. */ |
227 | link_t answers; |
227 | link_t answers; |
228 | 228 | ||
229 | SPINLOCK_DECLARE(irq_lock); |
229 | SPINLOCK_DECLARE(irq_lock); |
230 | /** Notifications from IRQ handlers. */ |
230 | /** Notifications from IRQ handlers. */ |
231 | link_t irq_notifs; |
231 | link_t irq_notifs; |
232 | /** IRQs with notifications to this answerbox. */ |
232 | /** IRQs with notifications to this answerbox. */ |
233 | link_t irq_head; |
233 | link_t irq_head; |
234 | } answerbox_t; |
234 | } answerbox_t; |
235 | 235 | ||
236 | typedef struct { |
236 | typedef struct { |
237 | unative_t args[IPC_CALL_LEN]; |
237 | unative_t args[IPC_CALL_LEN]; |
238 | phone_t *phone; |
238 | phone_t *phone; |
239 | } ipc_data_t; |
239 | } ipc_data_t; |
240 | 240 | ||
241 | typedef struct { |
241 | typedef struct { |
242 | link_t link; |
242 | link_t link; |
243 | 243 | ||
244 | int flags; |
244 | int flags; |
245 | 245 | ||
246 | /** Identification of the caller. */ |
246 | /** Identification of the caller. */ |
247 | struct task *sender; |
247 | struct task *sender; |
248 | /** The caller box is different from sender->answerbox for synchronous |
248 | /** The caller box is different from sender->answerbox for synchronous |
249 | * calls. */ |
249 | * calls. */ |
250 | answerbox_t *callerbox; |
250 | answerbox_t *callerbox; |
251 | 251 | ||
252 | /** Private data to internal IPC. */ |
252 | /** Private data to internal IPC. */ |
253 | unative_t priv; |
253 | unative_t priv; |
254 | 254 | ||
255 | /** Data passed from/to userspace. */ |
255 | /** Data passed from/to userspace. */ |
256 | ipc_data_t data; |
256 | ipc_data_t data; |
257 | 257 | ||
258 | /** Buffer for IPC_M_DATA_SEND. */ |
258 | /** Buffer for IPC_M_DATA_SEND. */ |
259 | uint8_t *buffer; |
259 | uint8_t *buffer; |
260 | } call_t; |
260 | } call_t; |
261 | 261 | ||
262 | extern void ipc_init(void); |
262 | extern void ipc_init(void); |
263 | extern call_t * ipc_wait_for_call(answerbox_t *box, uint32_t usec, int flags); |
263 | extern call_t * ipc_wait_for_call(answerbox_t *box, uint32_t usec, int flags); |
264 | extern void ipc_answer(answerbox_t *box, call_t *request); |
264 | extern void ipc_answer(answerbox_t *box, call_t *request); |
265 | extern int ipc_call(phone_t *phone, call_t *call); |
265 | extern int ipc_call(phone_t *phone, call_t *call); |
266 | extern void ipc_call_sync(phone_t *phone, call_t *request); |
266 | extern void ipc_call_sync(phone_t *phone, call_t *request); |
267 | extern void ipc_phone_init(phone_t *phone); |
267 | extern void ipc_phone_init(phone_t *phone); |
268 | extern void ipc_phone_connect(phone_t *phone, answerbox_t *box); |
268 | extern void ipc_phone_connect(phone_t *phone, answerbox_t *box); |
269 | extern void ipc_call_free(call_t *call); |
269 | extern void ipc_call_free(call_t *call); |
270 | extern call_t * ipc_call_alloc(int flags); |
270 | extern call_t * ipc_call_alloc(int flags); |
271 | extern void ipc_answerbox_init(answerbox_t *box); |
271 | extern void ipc_answerbox_init(answerbox_t *box); |
272 | extern void ipc_call_static_init(call_t *call); |
272 | extern void ipc_call_static_init(call_t *call); |
273 | extern void task_print_list(void); |
273 | extern void task_print_list(void); |
274 | extern int ipc_forward(call_t *call, phone_t *newphone, answerbox_t *oldbox); |
274 | extern int ipc_forward(call_t *call, phone_t *newphone, answerbox_t *oldbox); |
275 | void ipc_cleanup(void); |
275 | extern void ipc_cleanup(void); |
276 | int ipc_phone_hangup(phone_t *phone); |
276 | extern int ipc_phone_hangup(phone_t *phone); |
277 | extern void ipc_backsend_err(phone_t *phone, call_t *call, unative_t err); |
277 | extern void ipc_backsend_err(phone_t *phone, call_t *call, unative_t err); |
278 | extern void ipc_print_task(task_id_t taskid); |
278 | extern void ipc_print_task(task_id_t taskid); |
279 | 279 | ||
280 | extern answerbox_t *ipc_phone_0; |
280 | extern answerbox_t *ipc_phone_0; |
281 | 281 | ||
282 | #endif |
282 | #endif |
283 | 283 | ||
284 | #endif |
284 | #endif |
285 | 285 | ||
286 | /** @} |
286 | /** @} |
287 | */ |
287 | */ |
288 | 288 |