version 1.10, 2012/07/24 14:06:11
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version 1.10.2.2, 2012/08/01 13:43:14
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Line 483 schedAlarm(sched_root_task_t * __restrict root, sched_
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Line 483 schedAlarm(sched_root_task_t * __restrict root, sched_
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} |
} |
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/* |
/* |
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* schedAIO() - Add AIO task to scheduler queue |
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* |
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* @root = root task |
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* @func = task execution function |
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* @arg = 1st func argument |
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* @acb = AIO cb structure address |
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* @opt_data = Optional data |
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* @opt_dlen = Optional data length |
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* return: NULL error or !=NULL new queued task |
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*/ |
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sched_task_t * |
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schedAIO(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, |
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struct aiocb * __restrict acb, void *opt_data, size_t opt_dlen) |
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{ |
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#ifndef EVFILT_AIO |
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sched_SetErr(ENOTSUP, "Not supported kevent() filter"); |
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return NULL; |
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#else |
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sched_task_t *task; |
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void *ptr; |
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if (!root || !func) |
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return NULL; |
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/* get new task */ |
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if (!(task = _sched_useTask(root))) |
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return NULL; |
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task->task_func = func; |
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TASK_TYPE(task) = taskAIO; |
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TASK_ROOT(task) = root; |
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TASK_ARG(task) = arg; |
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TASK_VAL(task) = (u_long) acb; |
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TASK_DATA(task) = opt_data; |
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TASK_DATLEN(task) = opt_dlen; |
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if (root->root_hooks.hook_add.aio) |
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ptr = root->root_hooks.hook_add.aio(task, NULL); |
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else |
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ptr = NULL; |
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if (!ptr) { |
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#ifdef HAVE_LIBPTHREAD |
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pthread_mutex_lock(&root->root_mtx[taskAIO]); |
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#endif |
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TAILQ_INSERT_TAIL(&root->root_aio, TASK_ID(task), task_node); |
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#ifdef HAVE_LIBPTHREAD |
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pthread_mutex_unlock(&root->root_mtx[taskAIO]); |
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#endif |
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} else |
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task = _sched_unuseTask(task); |
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return task; |
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#endif |
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} |
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/* |
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* schedAIORead() - Add AIO read task to scheduler queue |
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* |
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* @root = root task |
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* @func = task execution function |
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* @arg = 1st func argument |
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* @fd = file descriptor |
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* @buffer = Buffer |
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* @buflen = Buffer length |
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* return: NULL error or !=NULL new queued task |
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*/ |
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inline sched_task_t * |
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schedAIORead(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
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void *buffer, size_t buflen) |
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{ |
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#ifndef EVFILT_AIO |
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sched_SetErr(ENOTSUP, "Not supported kevent() filter"); |
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return NULL; |
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#else |
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struct aiocb *acb; |
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off_t off = 0; |
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if (!root || !func) |
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return NULL; |
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else |
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memset(buffer, 0, buflen); |
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if (!(acb = malloc(sizeof(struct aiocb)))) { |
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LOGERR; |
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return NULL; |
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} else |
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memset(acb, 0, sizeof(struct aiocb)); |
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acb->aio_fildes = fd; |
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acb->aio_nbytes = buflen; |
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acb->aio_buf = buffer; |
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off = lseek(fd, 0, SEEK_CUR); |
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if (off == -1) { |
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LOGERR; |
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free(acb); |
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return NULL; |
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} else |
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acb->aio_offset = off; |
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acb->aio_sigevent.sigev_notify = SIGEV_KEVENT; |
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acb->aio_sigevent.sigev_notify_kevent_flags = EV_CLEAR | EV_ONESHOT; |
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acb->aio_sigevent.sigev_notify_kqueue = root->root_kq; |
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acb->aio_sigevent.sigev_value.sival_ptr = (void*) O_RDONLY; |
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if (aio_read(acb)) { |
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LOGERR; |
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free(acb); |
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return NULL; |
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} |
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return schedAIO(root, func, arg, acb, buffer, buflen); |
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#endif |
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} |
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/* |
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* schedAIOWrite() - Add AIO write task to scheduler queue |
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* |
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* @root = root task |
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* @func = task execution function |
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* @arg = 1st func argument |
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* @fd = file descriptor |
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* @buffer = Buffer |
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* @buflen = Buffer length |
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* return: NULL error or !=NULL new queued task |
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*/ |
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inline sched_task_t * |
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schedAIOWrite(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
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void *buffer, size_t buflen) |
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{ |
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#ifndef EVFILT_AIO |
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sched_SetErr(ENOTSUP, "Not supported kevent() filter"); |
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return NULL; |
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#else |
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struct aiocb *acb; |
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off_t off = 0; |
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if (!root || !func) |
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return NULL; |
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else |
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memset(buffer, 0, buflen); |
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if (!(acb = malloc(sizeof(struct aiocb)))) { |
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LOGERR; |
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return NULL; |
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} else |
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memset(acb, 0, sizeof(struct aiocb)); |
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acb->aio_fildes = fd; |
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acb->aio_nbytes = buflen; |
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acb->aio_buf = buffer; |
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off = lseek(fd, 0, SEEK_CUR); |
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if (off == -1) { |
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LOGERR; |
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free(acb); |
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return NULL; |
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} else |
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acb->aio_offset = off; |
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acb->aio_sigevent.sigev_notify = SIGEV_KEVENT; |
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acb->aio_sigevent.sigev_notify_kevent_flags = EV_CLEAR | EV_ONESHOT; |
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acb->aio_sigevent.sigev_notify_kqueue = root->root_kq; |
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acb->aio_sigevent.sigev_value.sival_ptr = (void*) O_WRONLY; |
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if (aio_write(acb)) { |
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LOGERR; |
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free(acb); |
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return NULL; |
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} |
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return schedAIO(root, func, arg, acb, buffer, buflen); |
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#endif |
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} |
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/* |
* schedTimer() - Add TIMER task to scheduler queue |
* schedTimer() - Add TIMER task to scheduler queue |
* |
* |
* @root = root task |
* @root = root task |