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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 6 |
40 | #define IPC_CALL_LEN 6 |
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 | #define IPC_SET_ARG4(data, val) ((data).args[4] = (val)) |
85 | #define IPC_SET_ARG4(data, val) ((data).args[4] = (val)) |
86 | #define IPC_SET_ARG5(data, val) ((data).args[5] = (val)) |
86 | #define IPC_SET_ARG5(data, val) ((data).args[5] = (val)) |
87 | 87 | ||
88 | #define IPC_GET_METHOD(data) ((data).args[0]) |
88 | #define IPC_GET_METHOD(data) ((data).args[0]) |
89 | #define IPC_GET_RETVAL(data) ((data).args[0]) |
89 | #define IPC_GET_RETVAL(data) ((data).args[0]) |
90 | 90 | ||
91 | #define IPC_GET_ARG1(data) ((data).args[1]) |
91 | #define IPC_GET_ARG1(data) ((data).args[1]) |
92 | #define IPC_GET_ARG2(data) ((data).args[2]) |
92 | #define IPC_GET_ARG2(data) ((data).args[2]) |
93 | #define IPC_GET_ARG3(data) ((data).args[3]) |
93 | #define IPC_GET_ARG3(data) ((data).args[3]) |
94 | #define IPC_GET_ARG4(data) ((data).args[4]) |
94 | #define IPC_GET_ARG4(data) ((data).args[4]) |
95 | #define IPC_GET_ARG5(data) ((data).args[5]) |
95 | #define IPC_GET_ARG5(data) ((data).args[5]) |
96 | 96 | ||
97 | /* Well known phone descriptors */ |
97 | /* Well known phone descriptors */ |
98 | #define PHONE_NS 0 |
98 | #define PHONE_NS 0 |
99 | 99 | ||
- | 100 | /* Forwarding flags. */ |
|
- | 101 | #define IPC_FF_NONE 0 |
|
- | 102 | ||
100 | /* System-specific methods - only through special syscalls |
103 | /* System-specific methods - only through special syscalls |
101 | * These methods have special behaviour |
104 | * These methods have special behaviour |
102 | */ |
105 | */ |
103 | /** Protocol for CONNECT - TO - ME |
106 | /** Protocol for CONNECT - TO - ME |
104 | * |
107 | * |
105 | * Calling process asks the callee to create a callback connection, |
108 | * Calling process asks the callee to create a callback connection, |
106 | * so that it can start initiating new messages. |
109 | * so that it can start initiating new messages. |
107 | * |
110 | * |
108 | * The protocol for negotiating is: |
111 | * The protocol for negotiating is: |
109 | * - sys_connect_to_me - sends a message IPC_M_CONNECT_TO_ME |
112 | * - sys_connect_to_me - sends a message IPC_M_CONNECT_TO_ME |
110 | * - sys_wait_for_call - upon receipt tries to allocate new phone |
113 | * - sys_wait_for_call - upon receipt tries to allocate new phone |
111 | * - if it fails, responds with ELIMIT |
114 | * - if it fails, responds with ELIMIT |
112 | * - passes call to userspace. If userspace |
115 | * - passes call to userspace. If userspace |
113 | * responds with error, phone is deallocated and |
116 | * responds with error, phone is deallocated and |
114 | * error is sent back to caller. Otherwise |
117 | * error is sent back to caller. Otherwise |
115 | * the call is accepted and the response is sent back. |
118 | * the call is accepted and the response is sent back. |
116 | * - the allocated phoneid is passed to userspace |
119 | * - the allocated phoneid is passed to userspace |
117 | * (on the receiving side) as ARG3 of the call. |
120 | * (on the receiving side) as ARG3 of the call. |
118 | * - the caller obtains taskid of the called thread |
121 | * - the caller obtains taskid of the called thread |
119 | */ |
122 | */ |
120 | #define IPC_M_CONNECT_TO_ME 1 |
123 | #define IPC_M_CONNECT_TO_ME 1 |
121 | /** Protocol for CONNECT - ME - TO |
124 | /** Protocol for CONNECT - ME - TO |
122 | * |
125 | * |
123 | * Calling process asks the callee to create for him a new connection. |
126 | * Calling process asks the callee to create for him a new connection. |
124 | * E.g. the caller wants a name server to connect him to print server. |
127 | * E.g. the caller wants a name server to connect him to print server. |
125 | * |
128 | * |
126 | * The protocol for negotiating is: |
129 | * The protocol for negotiating is: |
127 | * - sys_connect_me_to - send a synchronous message to name server |
130 | * - sys_connect_me_to - send a synchronous message to name server |
128 | * indicating that it wants to be connected to some |
131 | * indicating that it wants to be connected to some |
129 | * service |
132 | * service |
130 | * - arg1/2 are user specified, arg3 contains |
133 | * - arg1/2 are user specified, arg3 contains |
131 | * address of the phone that should be connected |
134 | * address of the phone that should be connected |
132 | * (TODO: it leaks to userspace) |
135 | * (TODO: it leaks to userspace) |
133 | * recipient - if ipc_answer == 0, then accept connection |
136 | * recipient - if ipc_answer == 0, then accept connection |
134 | * - otherwise connection refused |
137 | * - otherwise connection refused |
135 | * - recepient may forward message. Forwarding |
138 | * - recepient may forward message. Forwarding |
136 | * system message |
139 | * system message |
137 | * |
140 | * |
138 | */ |
141 | */ |
139 | #define IPC_M_CONNECT_ME_TO 2 |
142 | #define IPC_M_CONNECT_ME_TO 2 |
140 | /** This message is sent to answerbox when the phone |
143 | /** This message is sent to answerbox when the phone |
141 | * is hung up |
144 | * is hung up |
142 | */ |
145 | */ |
143 | #define IPC_M_PHONE_HUNGUP 3 |
146 | #define IPC_M_PHONE_HUNGUP 3 |
144 | 147 | ||
145 | /** Send as_area over IPC. |
148 | /** Send as_area over IPC. |
146 | * - ARG1 - source as_area base address |
149 | * - ARG1 - source as_area base address |
147 | * - ARG2 - size of source as_area (filled automatically by kernel) |
150 | * - ARG2 - size of source as_area (filled automatically by kernel) |
148 | * - ARG3 - flags of the as_area being sent |
151 | * - ARG3 - flags of the as_area being sent |
149 | * |
152 | * |
150 | * on answer, the recipient must set: |
153 | * on answer, the recipient must set: |
151 | * - ARG1 - dst as_area base adress |
154 | * - ARG1 - dst as_area base adress |
152 | */ |
155 | */ |
153 | #define IPC_M_AS_AREA_SEND 4 |
156 | #define IPC_M_AS_AREA_SEND 4 |
154 | 157 | ||
155 | /** Receive as_area over IPC. |
158 | /** Receive as_area over IPC. |
156 | * - ARG1 - destination as_area base address |
159 | * - ARG1 - destination as_area base address |
157 | * - ARG2 - destination as_area size |
160 | * - ARG2 - destination as_area size |
158 | * - ARG3 - user defined argument |
161 | * - ARG3 - user defined argument |
159 | * |
162 | * |
160 | * on answer, the recipient must set: |
163 | * on answer, the recipient must set: |
161 | * |
164 | * |
162 | * - ARG1 - source as_area base address |
165 | * - ARG1 - source as_area base address |
163 | * - ARG2 - flags that will be used for sharing |
166 | * - ARG2 - flags that will be used for sharing |
164 | */ |
167 | */ |
165 | #define IPC_M_AS_AREA_RECV 5 |
168 | #define IPC_M_AS_AREA_RECV 5 |
166 | 169 | ||
167 | /** Send data to another address space over IPC. |
170 | /** Send data to another address space over IPC. |
168 | * - ARG1 - destination address space virtual address, may be overriden by the |
171 | * - ARG1 - destination address space virtual address, may be overriden by the |
169 | * recipient |
172 | * recipient |
170 | * - ARG2 - source address space virtual address |
173 | * - ARG2 - source address space virtual address |
171 | * - ARG3 - size of data to be copied, may be overriden by the recipient |
174 | * - ARG3 - size of data to be copied, may be overriden by the recipient |
172 | * |
175 | * |
173 | * on answer, the recipient must set: |
176 | * on answer, the recipient must set: |
174 | * |
177 | * |
175 | * - ARG1 - final destination address space virtual address |
178 | * - ARG1 - final destination address space virtual address |
176 | * - ARG3 - final size of data to be copied |
179 | * - ARG3 - final size of data to be copied |
177 | */ |
180 | */ |
178 | #define IPC_M_DATA_SEND 6 |
181 | #define IPC_M_DATA_SEND 6 |
179 | 182 | ||
180 | /* Well-known methods */ |
183 | /* Well-known methods */ |
181 | #define IPC_M_LAST_SYSTEM 511 |
184 | #define IPC_M_LAST_SYSTEM 511 |
182 | #define IPC_M_PING 512 |
185 | #define IPC_M_PING 512 |
183 | /* User methods */ |
186 | /* User methods */ |
184 | #define IPC_FIRST_USER_METHOD 1024 |
187 | #define IPC_FIRST_USER_METHOD 1024 |
185 | 188 | ||
186 | #ifdef KERNEL |
189 | #ifdef KERNEL |
187 | 190 | ||
188 | #define IPC_MAX_PHONES 16 |
191 | #define IPC_MAX_PHONES 16 |
189 | 192 | ||
190 | #include <synch/waitq.h> |
193 | #include <synch/waitq.h> |
191 | 194 | ||
192 | struct answerbox; |
195 | struct answerbox; |
193 | struct task; |
196 | struct task; |
194 | 197 | ||
195 | typedef enum { |
198 | typedef enum { |
196 | /** Phone is free and can be allocated */ |
199 | /** Phone is free and can be allocated */ |
197 | IPC_PHONE_FREE = 0, |
200 | IPC_PHONE_FREE = 0, |
198 | /** Phone is connecting somewhere */ |
201 | /** Phone is connecting somewhere */ |
199 | IPC_PHONE_CONNECTING, |
202 | IPC_PHONE_CONNECTING, |
200 | /** Phone is connected */ |
203 | /** Phone is connected */ |
201 | IPC_PHONE_CONNECTED, |
204 | IPC_PHONE_CONNECTED, |
202 | /** Phone is hung up, waiting for answers to come */ |
205 | /** Phone is hung up, waiting for answers to come */ |
203 | IPC_PHONE_HUNGUP, |
206 | IPC_PHONE_HUNGUP, |
204 | /** Phone was hungup from server */ |
207 | /** Phone was hungup from server */ |
205 | IPC_PHONE_SLAMMED |
208 | IPC_PHONE_SLAMMED |
206 | } ipc_phone_state_t; |
209 | } ipc_phone_state_t; |
207 | 210 | ||
208 | /** Structure identifying phone (in TASK structure) */ |
211 | /** Structure identifying phone (in TASK structure) */ |
209 | typedef struct { |
212 | typedef struct { |
210 | SPINLOCK_DECLARE(lock); |
213 | SPINLOCK_DECLARE(lock); |
211 | link_t link; |
214 | link_t link; |
212 | struct answerbox *callee; |
215 | struct answerbox *callee; |
213 | ipc_phone_state_t state; |
216 | ipc_phone_state_t state; |
214 | atomic_t active_calls; |
217 | atomic_t active_calls; |
215 | } phone_t; |
218 | } phone_t; |
216 | 219 | ||
217 | typedef struct answerbox { |
220 | typedef struct answerbox { |
218 | SPINLOCK_DECLARE(lock); |
221 | SPINLOCK_DECLARE(lock); |
219 | 222 | ||
220 | struct task *task; |
223 | struct task *task; |
221 | 224 | ||
222 | waitq_t wq; |
225 | waitq_t wq; |
223 | 226 | ||
224 | /** Phones connected to this answerbox. */ |
227 | /** Phones connected to this answerbox. */ |
225 | link_t connected_phones; |
228 | link_t connected_phones; |
226 | /** Received calls. */ |
229 | /** Received calls. */ |
227 | link_t calls; |
230 | link_t calls; |
228 | link_t dispatched_calls; /* Should be hash table in the future */ |
231 | link_t dispatched_calls; /* Should be hash table in the future */ |
229 | 232 | ||
230 | /** Answered calls. */ |
233 | /** Answered calls. */ |
231 | link_t answers; |
234 | link_t answers; |
232 | 235 | ||
233 | SPINLOCK_DECLARE(irq_lock); |
236 | SPINLOCK_DECLARE(irq_lock); |
234 | /** Notifications from IRQ handlers. */ |
237 | /** Notifications from IRQ handlers. */ |
235 | link_t irq_notifs; |
238 | link_t irq_notifs; |
236 | /** IRQs with notifications to this answerbox. */ |
239 | /** IRQs with notifications to this answerbox. */ |
237 | link_t irq_head; |
240 | link_t irq_head; |
238 | } answerbox_t; |
241 | } answerbox_t; |
239 | 242 | ||
240 | typedef struct { |
243 | typedef struct { |
241 | unative_t args[IPC_CALL_LEN]; |
244 | unative_t args[IPC_CALL_LEN]; |
242 | phone_t *phone; |
245 | phone_t *phone; |
243 | } ipc_data_t; |
246 | } ipc_data_t; |
244 | 247 | ||
245 | typedef struct { |
248 | typedef struct { |
246 | link_t link; |
249 | link_t link; |
247 | 250 | ||
248 | int flags; |
251 | int flags; |
249 | 252 | ||
250 | /** Identification of the caller. */ |
253 | /** Identification of the caller. */ |
251 | struct task *sender; |
254 | struct task *sender; |
252 | /** The caller box is different from sender->answerbox for synchronous |
255 | /** The caller box is different from sender->answerbox for synchronous |
253 | * calls. */ |
256 | * calls. */ |
254 | answerbox_t *callerbox; |
257 | answerbox_t *callerbox; |
255 | 258 | ||
256 | /** Private data to internal IPC. */ |
259 | /** Private data to internal IPC. */ |
257 | unative_t priv; |
260 | unative_t priv; |
258 | 261 | ||
259 | /** Data passed from/to userspace. */ |
262 | /** Data passed from/to userspace. */ |
260 | ipc_data_t data; |
263 | ipc_data_t data; |
261 | 264 | ||
262 | /** Buffer for IPC_M_DATA_SEND. */ |
265 | /** Buffer for IPC_M_DATA_SEND. */ |
263 | uint8_t *buffer; |
266 | uint8_t *buffer; |
264 | } call_t; |
267 | } call_t; |
265 | 268 | ||
266 | extern void ipc_init(void); |
269 | extern void ipc_init(void); |
267 | extern call_t * ipc_wait_for_call(answerbox_t *box, uint32_t usec, int flags); |
270 | extern call_t * ipc_wait_for_call(answerbox_t *box, uint32_t usec, int flags); |
268 | extern void ipc_answer(answerbox_t *box, call_t *request); |
271 | extern void ipc_answer(answerbox_t *box, call_t *request); |
269 | extern int ipc_call(phone_t *phone, call_t *call); |
272 | extern int ipc_call(phone_t *phone, call_t *call); |
270 | extern void ipc_call_sync(phone_t *phone, call_t *request); |
273 | extern void ipc_call_sync(phone_t *phone, call_t *request); |
271 | extern void ipc_phone_init(phone_t *phone); |
274 | extern void ipc_phone_init(phone_t *phone); |
272 | extern void ipc_phone_connect(phone_t *phone, answerbox_t *box); |
275 | extern void ipc_phone_connect(phone_t *phone, answerbox_t *box); |
273 | extern void ipc_call_free(call_t *call); |
276 | extern void ipc_call_free(call_t *call); |
274 | extern call_t * ipc_call_alloc(int flags); |
277 | extern call_t * ipc_call_alloc(int flags); |
275 | extern void ipc_answerbox_init(answerbox_t *box); |
278 | extern void ipc_answerbox_init(answerbox_t *box); |
276 | extern void ipc_call_static_init(call_t *call); |
279 | extern void ipc_call_static_init(call_t *call); |
277 | extern void task_print_list(void); |
280 | extern void task_print_list(void); |
278 | extern int ipc_forward(call_t *call, phone_t *newphone, answerbox_t *oldbox); |
281 | extern int ipc_forward(call_t *call, phone_t *newphone, answerbox_t *oldbox, |
- | 282 | int mode); |
|
279 | extern void ipc_cleanup(void); |
283 | extern void ipc_cleanup(void); |
280 | extern int ipc_phone_hangup(phone_t *phone); |
284 | extern int ipc_phone_hangup(phone_t *phone); |
281 | extern void ipc_backsend_err(phone_t *phone, call_t *call, unative_t err); |
285 | extern void ipc_backsend_err(phone_t *phone, call_t *call, unative_t err); |
282 | extern void ipc_print_task(task_id_t taskid); |
286 | extern void ipc_print_task(task_id_t taskid); |
283 | 287 | ||
284 | extern answerbox_t *ipc_phone_0; |
288 | extern answerbox_t *ipc_phone_0; |
285 | 289 | ||
286 | #endif |
290 | #endif |
287 | 291 | ||
288 | #endif |
292 | #endif |
289 | 293 | ||
290 | /** @} |
294 | /** @} |
291 | */ |
295 | */ |
292 | 296 |