/trunk/kernel/generic/include/ipc/ipc.h |
---|
293,7 → 293,7 |
extern call_t * ipc_wait_for_call(answerbox_t *, uint32_t, int); |
extern void ipc_answer(answerbox_t *, call_t *); |
extern int ipc_call(phone_t *, call_t *); |
extern void ipc_call_sync(phone_t *, call_t *); |
extern int ipc_call_sync(phone_t *, call_t *); |
extern void ipc_phone_init(phone_t *); |
extern void ipc_phone_connect(phone_t *, answerbox_t *); |
extern void ipc_call_free(call_t *); |
/trunk/kernel/generic/include/errno.h |
---|
56,6 → 56,7 |
#define EINVAL -13 /* Invalid value */ |
#define EBUSY -14 /* Resource is busy */ |
#define EOVERFLOW -15 /* The result does not fit its size. */ |
#define EINTR -16 /* Operation was interrupted. */ |
#endif |
/trunk/kernel/generic/src/ipc/sysipc.c |
---|
442,7 → 442,9 |
IPC_SET_ARG5(call.data, 0); |
if (!(res = request_preprocess(&call))) { |
ipc_call_sync(phone, &call); |
rc = ipc_call_sync(phone, &call); |
if (rc != EOK) |
return rc; |
process_answer(&call); |
} else { |
IPC_SET_RETVAL(call.data, res); |
480,7 → 482,9 |
GET_CHECK_PHONE(phone, phoneid, return ENOENT); |
if (!(res = request_preprocess(&call))) { |
ipc_call_sync(phone, &call); |
rc = ipc_call_sync(phone, &call); |
if (rc != EOK) |
return rc; |
process_answer(&call); |
} else |
IPC_SET_RETVAL(call.data, res); |
/trunk/kernel/generic/src/ipc/ipc.c |
---|
171,8 → 171,10 |
* |
* @param phone Destination kernel phone structure. |
* @param request Call structure with request. |
* |
* @return EOK on success or EINTR if the sleep was interrupted. |
*/ |
void ipc_call_sync(phone_t *phone, call_t *request) |
int ipc_call_sync(phone_t *phone, call_t *request) |
{ |
answerbox_t sync_box; |
182,7 → 184,10 |
request->callerbox = &sync_box; |
ipc_call(phone, request); |
ipc_wait_for_call(&sync_box, SYNCH_NO_TIMEOUT, SYNCH_FLAGS_NONE); |
if (!ipc_wait_for_call(&sync_box, SYNCH_NO_TIMEOUT, |
SYNCH_FLAGS_INTERRUPTIBLE)) |
return EINTR; |
return EOK; |
} |
/** Answer a message which was not dispatched and is not listed in any queue. |