version 1.10.2.7, 2012/08/02 11:37:08
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version 1.25.2.2, 2015/07/02 22:43:30
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Line 12 terms:
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Line 12 terms:
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All of the documentation and software included in the ELWIX and AITNET |
All of the documentation and software included in the ELWIX and AITNET |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
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Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 | Copyright 2004 - 2015 |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
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|
Redistribution and use in source and binary forms, with or without |
Redistribution and use in source and binary forms, with or without |
Line 46 SUCH DAMAGE.
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Line 46 SUCH DAMAGE.
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#include "global.h" |
#include "global.h" |
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#pragma GCC visibility push(hidden) | /* |
| * sched_useTask() - Get and init new task |
inline sched_task_t * | * |
_sched_useTask(sched_root_task_t * __restrict root) | * @root = root task |
| * return: NULL error or !=NULL prepared task |
| */ |
| sched_task_t * |
| sched_useTask(sched_root_task_t * __restrict root) |
{ |
{ |
sched_task_t *task, *tmp; |
sched_task_t *task, *tmp; |
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|
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SCHED_QLOCK(root, taskUNUSE); |
TAILQ_FOREACH_SAFE(task, &root->root_unuse, task_node, tmp) { |
TAILQ_FOREACH_SAFE(task, &root->root_unuse, task_node, tmp) { |
if (!TASK_ISLOCKED(task)) { |
if (!TASK_ISLOCKED(task)) { |
#ifdef HAVE_LIBPTHREAD |
|
pthread_mutex_lock(&root->root_mtx[taskUNUSE]); |
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#endif |
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TAILQ_REMOVE(&root->root_unuse, task, task_node); |
TAILQ_REMOVE(&root->root_unuse, task, task_node); |
#ifdef HAVE_LIBPTHREAD |
|
pthread_mutex_unlock(&root->root_mtx[taskUNUSE]); |
|
#endif |
|
break; |
break; |
} |
} |
} |
} |
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SCHED_QUNLOCK(root, taskUNUSE); |
|
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if (!task) { |
if (!task) { |
task = malloc(sizeof(sched_task_t)); |
task = malloc(sizeof(sched_task_t)); |
Line 79 _sched_useTask(sched_root_task_t * __restrict root)
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Line 79 _sched_useTask(sched_root_task_t * __restrict root)
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return task; |
return task; |
} |
} |
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inline sched_task_t * | /* |
_sched_unuseTask(sched_task_t * __restrict task) | * sched_unuseTask() - Unlock and put task to unuse queue |
| * |
| * @task = task |
| * return: always is NULL |
| */ |
| sched_task_t * |
| sched_unuseTask(sched_task_t * __restrict task) |
{ |
{ |
TASK_UNLOCK(task); |
TASK_UNLOCK(task); |
|
|
TASK_TYPE(task) = taskUNUSE; |
TASK_TYPE(task) = taskUNUSE; |
#ifdef HAVE_LIBPTHREAD | insert_task_to(task, &(TASK_ROOT(task))->root_unuse); |
pthread_mutex_lock(&TASK_ROOT(task)->root_mtx[taskUNUSE]); | |
#endif | |
TAILQ_INSERT_TAIL(&TASK_ROOT(task)->root_unuse, TASK_ID(task), task_node); | |
#ifdef HAVE_LIBPTHREAD | |
pthread_mutex_unlock(&TASK_ROOT(task)->root_mtx[taskUNUSE]); | |
#endif | |
task = NULL; | |
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task = NULL; |
return task; |
return task; |
} |
} |
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#pragma GCC visibility pop | /* |
| * sched_taskExit() - Exit routine for scheduler task, explicit required for thread tasks |
| * |
| * @task = current task |
| * @retcode = return code |
| * return: return code |
| */ |
| void * |
| sched_taskExit(sched_task_t *task, intptr_t retcode) |
| { |
| if (!task || !TASK_ROOT(task)) |
| return (void*) -1; |
|
|
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if (TASK_ROOT(task)->root_hooks.hook_exec.exit) |
|
TASK_ROOT(task)->root_hooks.hook_exec.exit(task, (void*) retcode); |
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TASK_ROOT(task)->root_ret = (void*) retcode; |
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return (void*) retcode; |
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} |
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/* |
/* |
* schedRead() - Add READ I/O task to scheduler queue |
* schedRead() - Add READ I/O task to scheduler queue |
* |
* |
Line 121 schedRead(sched_root_task_t * __restrict root, sched_t
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Line 140 schedRead(sched_root_task_t * __restrict root, sched_t
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return NULL; |
return NULL; |
|
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/* get new task */ |
/* get new task */ |
if (!(task = _sched_useTask(root))) | if (!(task = sched_useTask(root))) |
return NULL; |
return NULL; |
|
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task->task_func = func; | TASK_FUNC(task) = func; |
TASK_TYPE(task) = taskREAD; |
TASK_TYPE(task) = taskREAD; |
TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
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Line 139 schedRead(sched_root_task_t * __restrict root, sched_t
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Line 158 schedRead(sched_root_task_t * __restrict root, sched_t
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else |
else |
ptr = NULL; |
ptr = NULL; |
|
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if (!ptr) { | if (!ptr) |
#ifdef HAVE_LIBPTHREAD | insert_task_to(task, &root->root_read); |
pthread_mutex_lock(&root->root_mtx[taskREAD]); | else |
#endif | task = sched_unuseTask(task); |
TAILQ_INSERT_TAIL(&root->root_read, TASK_ID(task), task_node); | |
#ifdef HAVE_LIBPTHREAD | |
pthread_mutex_unlock(&root->root_mtx[taskREAD]); | |
#endif | |
} else | |
task = _sched_unuseTask(task); | |
|
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return task; |
return task; |
} |
} |
Line 175 schedWrite(sched_root_task_t * __restrict root, sched_
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Line 188 schedWrite(sched_root_task_t * __restrict root, sched_
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return NULL; |
return NULL; |
|
|
/* get new task */ |
/* get new task */ |
if (!(task = _sched_useTask(root))) | if (!(task = sched_useTask(root))) |
return NULL; |
return NULL; |
|
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task->task_func = func; | TASK_FUNC(task) = func; |
TASK_TYPE(task) = taskWRITE; |
TASK_TYPE(task) = taskWRITE; |
TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
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Line 193 schedWrite(sched_root_task_t * __restrict root, sched_
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Line 206 schedWrite(sched_root_task_t * __restrict root, sched_
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else |
else |
ptr = NULL; |
ptr = NULL; |
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if (!ptr) { | if (!ptr) |
#ifdef HAVE_LIBPTHREAD | insert_task_to(task, &root->root_write); |
pthread_mutex_lock(&root->root_mtx[taskWRITE]); | else |
#endif | task = sched_unuseTask(task); |
TAILQ_INSERT_TAIL(&root->root_write, TASK_ID(task), task_node); | |
#ifdef HAVE_LIBPTHREAD | |
pthread_mutex_unlock(&root->root_mtx[taskWRITE]); | |
#endif | |
} else | |
task = _sched_unuseTask(task); | |
|
|
return task; |
return task; |
} |
} |
Line 222 sched_task_t *
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Line 229 sched_task_t *
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schedNode(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
schedNode(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
void *opt_data, size_t opt_dlen) |
void *opt_data, size_t opt_dlen) |
{ |
{ |
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#if SUP_ENABLE != KQ_SUPPORT |
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sched_SetErr(ENOTSUP, "disabled kqueue support"); |
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return NULL; |
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#else |
sched_task_t *task; |
sched_task_t *task; |
void *ptr; |
void *ptr; |
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Line 229 schedNode(sched_root_task_t * __restrict root, sched_t
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Line 240 schedNode(sched_root_task_t * __restrict root, sched_t
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return NULL; |
return NULL; |
|
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/* get new task */ |
/* get new task */ |
if (!(task = _sched_useTask(root))) | if (!(task = sched_useTask(root))) |
return NULL; |
return NULL; |
|
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task->task_func = func; | TASK_FUNC(task) = func; |
TASK_TYPE(task) = taskNODE; |
TASK_TYPE(task) = taskNODE; |
TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
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Line 247 schedNode(sched_root_task_t * __restrict root, sched_t
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Line 258 schedNode(sched_root_task_t * __restrict root, sched_t
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else |
else |
ptr = NULL; |
ptr = NULL; |
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if (!ptr) { | if (!ptr) |
#ifdef HAVE_LIBPTHREAD | insert_task_to(task, &root->root_node); |
pthread_mutex_lock(&root->root_mtx[taskNODE]); | else |
#endif | task = sched_unuseTask(task); |
TAILQ_INSERT_TAIL(&root->root_node, TASK_ID(task), task_node); | |
#ifdef HAVE_LIBPTHREAD | |
pthread_mutex_unlock(&root->root_mtx[taskNODE]); | |
#endif | |
} else | |
task = _sched_unuseTask(task); | |
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return task; |
return task; |
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#endif /* KQ_SUPPORT */ |
} |
} |
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/* |
/* |
Line 276 sched_task_t *
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Line 282 sched_task_t *
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schedProc(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, u_long pid, |
schedProc(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, u_long pid, |
void *opt_data, size_t opt_dlen) |
void *opt_data, size_t opt_dlen) |
{ |
{ |
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#if SUP_ENABLE != KQ_SUPPORT |
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sched_SetErr(ENOTSUP, "disabled kqueue support"); |
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return NULL; |
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#else |
sched_task_t *task; |
sched_task_t *task; |
void *ptr; |
void *ptr; |
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Line 283 schedProc(sched_root_task_t * __restrict root, sched_t
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Line 293 schedProc(sched_root_task_t * __restrict root, sched_t
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return NULL; |
return NULL; |
|
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/* get new task */ |
/* get new task */ |
if (!(task = _sched_useTask(root))) | if (!(task = sched_useTask(root))) |
return NULL; |
return NULL; |
|
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task->task_func = func; | TASK_FUNC(task) = func; |
TASK_TYPE(task) = taskPROC; |
TASK_TYPE(task) = taskPROC; |
TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
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Line 301 schedProc(sched_root_task_t * __restrict root, sched_t
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Line 311 schedProc(sched_root_task_t * __restrict root, sched_t
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else |
else |
ptr = NULL; |
ptr = NULL; |
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if (!ptr) { | if (!ptr) |
#ifdef HAVE_LIBPTHREAD | insert_task_to(task, &root->root_proc); |
pthread_mutex_lock(&root->root_mtx[taskPROC]); | else |
#endif | task = sched_unuseTask(task); |
TAILQ_INSERT_TAIL(&root->root_proc, TASK_ID(task), task_node); | |
#ifdef HAVE_LIBPTHREAD | |
pthread_mutex_unlock(&root->root_mtx[taskPROC]); | |
#endif | |
} else | |
task = _sched_unuseTask(task); | |
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return task; |
return task; |
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#endif /* KQ_SUPPORT */ |
} |
} |
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/* |
/* |
Line 330 sched_task_t *
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Line 335 sched_task_t *
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schedUser(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, u_long id, |
schedUser(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, u_long id, |
void *opt_data, size_t opt_dlen) |
void *opt_data, size_t opt_dlen) |
{ |
{ |
|
#if SUP_ENABLE != KQ_SUPPORT |
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sched_SetErr(ENOTSUP, "disabled kqueue support"); |
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return NULL; |
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#else |
#ifndef EVFILT_USER |
#ifndef EVFILT_USER |
sched_SetErr(ENOTSUP, "Not supported kevent() filter"); |
sched_SetErr(ENOTSUP, "Not supported kevent() filter"); |
return NULL; |
return NULL; |
Line 341 schedUser(sched_root_task_t * __restrict root, sched_t
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Line 350 schedUser(sched_root_task_t * __restrict root, sched_t
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return NULL; |
return NULL; |
|
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/* get new task */ |
/* get new task */ |
if (!(task = _sched_useTask(root))) | if (!(task = sched_useTask(root))) |
return NULL; |
return NULL; |
|
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task->task_func = func; | TASK_FUNC(task) = func; |
TASK_TYPE(task) = taskUSER; |
TASK_TYPE(task) = taskUSER; |
TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
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Line 359 schedUser(sched_root_task_t * __restrict root, sched_t
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Line 368 schedUser(sched_root_task_t * __restrict root, sched_t
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else |
else |
ptr = NULL; |
ptr = NULL; |
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if (!ptr) { | if (!ptr) |
#ifdef HAVE_LIBPTHREAD | insert_task_to(task, &root->root_user); |
pthread_mutex_lock(&root->root_mtx[taskUSER]); | else |
#endif | task = sched_unuseTask(task); |
TAILQ_INSERT_TAIL(&root->root_user, TASK_ID(task), task_node); | |
#ifdef HAVE_LIBPTHREAD | |
pthread_mutex_unlock(&root->root_mtx[taskUSER]); | |
#endif | |
} else | |
task = _sched_unuseTask(task); | |
|
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return task; |
return task; |
#endif | #endif /* EVFILT_USER */ |
| #endif /* KQ_SUPPORT */ |
} |
} |
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/* |
/* |
Line 389 sched_task_t *
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Line 393 sched_task_t *
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schedSignal(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, u_long sig, |
schedSignal(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, u_long sig, |
void *opt_data, size_t opt_dlen) |
void *opt_data, size_t opt_dlen) |
{ |
{ |
|
#if SUP_ENABLE != KQ_SUPPORT |
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sched_SetErr(ENOTSUP, "disabled kqueue support"); |
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return NULL; |
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#else |
sched_task_t *task; |
sched_task_t *task; |
void *ptr; |
void *ptr; |
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Line 396 schedSignal(sched_root_task_t * __restrict root, sched
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Line 404 schedSignal(sched_root_task_t * __restrict root, sched
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return NULL; |
return NULL; |
|
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/* get new task */ |
/* get new task */ |
if (!(task = _sched_useTask(root))) | if (!(task = sched_useTask(root))) |
return NULL; |
return NULL; |
|
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task->task_func = func; | TASK_FUNC(task) = func; |
TASK_TYPE(task) = taskSIGNAL; |
TASK_TYPE(task) = taskSIGNAL; |
TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
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Line 414 schedSignal(sched_root_task_t * __restrict root, sched
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Line 422 schedSignal(sched_root_task_t * __restrict root, sched
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else |
else |
ptr = NULL; |
ptr = NULL; |
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if (!ptr) { | if (!ptr) |
#ifdef HAVE_LIBPTHREAD | insert_task_to(task, &root->root_signal); |
pthread_mutex_lock(&root->root_mtx[taskSIGNAL]); | else |
#endif | task = sched_unuseTask(task); |
TAILQ_INSERT_TAIL(&root->root_signal, TASK_ID(task), task_node); | |
#ifdef HAVE_LIBPTHREAD | |
pthread_mutex_unlock(&root->root_mtx[taskSIGNAL]); | |
#endif | |
} else | |
task = _sched_unuseTask(task); | |
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return task; |
return task; |
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#endif /* KQ_SUPPORT */ |
} |
} |
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/* |
/* |
Line 435 schedSignal(sched_root_task_t * __restrict root, sched
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Line 438 schedSignal(sched_root_task_t * __restrict root, sched
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* @func = task execution function |
* @func = task execution function |
* @arg = 1st func argument |
* @arg = 1st func argument |
* @ts = timeout argument structure, minimum alarm timer resolution is 1msec! |
* @ts = timeout argument structure, minimum alarm timer resolution is 1msec! |
* @opt_data = Optional data | * @opt_data = Alarm timer ID |
* @opt_dlen = Optional data length |
* @opt_dlen = Optional data length |
* return: NULL error or !=NULL new queued task |
* return: NULL error or !=NULL new queued task |
*/ |
*/ |
Line 443 sched_task_t *
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Line 446 sched_task_t *
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schedAlarm(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, struct timespec ts, |
schedAlarm(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, struct timespec ts, |
void *opt_data, size_t opt_dlen) |
void *opt_data, size_t opt_dlen) |
{ |
{ |
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#if SUP_ENABLE != KQ_SUPPORT |
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sched_SetErr(ENOTSUP, "disabled kqueue support"); |
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return NULL; |
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#else |
sched_task_t *task; |
sched_task_t *task; |
void *ptr; |
void *ptr; |
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Line 450 schedAlarm(sched_root_task_t * __restrict root, sched_
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Line 457 schedAlarm(sched_root_task_t * __restrict root, sched_
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return NULL; |
return NULL; |
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/* get new task */ |
/* get new task */ |
if (!(task = _sched_useTask(root))) | if (!(task = sched_useTask(root))) |
return NULL; |
return NULL; |
|
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task->task_func = func; | TASK_FUNC(task) = func; |
TASK_TYPE(task) = taskALARM; |
TASK_TYPE(task) = taskALARM; |
TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
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Line 468 schedAlarm(sched_root_task_t * __restrict root, sched_
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Line 475 schedAlarm(sched_root_task_t * __restrict root, sched_
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else |
else |
ptr = NULL; |
ptr = NULL; |
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if (!ptr) { | if (!ptr) |
#ifdef HAVE_LIBPTHREAD | insert_task_to(task, &root->root_alarm); |
pthread_mutex_lock(&root->root_mtx[taskALARM]); | else |
#endif | task = sched_unuseTask(task); |
TAILQ_INSERT_TAIL(&root->root_alarm, TASK_ID(task), task_node); | |
#ifdef HAVE_LIBPTHREAD | |
pthread_mutex_unlock(&root->root_mtx[taskALARM]); | |
#endif | |
} else | |
task = _sched_unuseTask(task); | |
|
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return task; |
return task; |
|
#endif /* KQ_SUPPORT */ |
} |
} |
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#ifdef EVFILT_AIO | #ifdef AIO_SUPPORT |
/* |
/* |
* schedAIO() - Add AIO task to scheduler queue |
* schedAIO() - Add AIO task to scheduler queue |
* |
* |
Line 498 sched_task_t *
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Line 500 sched_task_t *
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schedAIO(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, |
schedAIO(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, |
struct aiocb * __restrict acb, void *opt_data, size_t opt_dlen) |
struct aiocb * __restrict acb, void *opt_data, size_t opt_dlen) |
{ |
{ |
|
#if SUP_ENABLE != KQ_SUPPORT |
|
sched_SetErr(ENOTSUP, "disabled kqueue support"); |
|
return NULL; |
|
#else |
sched_task_t *task; |
sched_task_t *task; |
void *ptr; |
void *ptr; |
|
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Line 505 schedAIO(sched_root_task_t * __restrict root, sched_ta
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Line 511 schedAIO(sched_root_task_t * __restrict root, sched_ta
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return NULL; |
return NULL; |
|
|
/* get new task */ |
/* get new task */ |
if (!(task = _sched_useTask(root))) | if (!(task = sched_useTask(root))) |
return NULL; |
return NULL; |
|
|
task->task_func = func; | TASK_FUNC(task) = func; |
TASK_TYPE(task) = taskAIO; |
TASK_TYPE(task) = taskAIO; |
TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
|
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Line 523 schedAIO(sched_root_task_t * __restrict root, sched_ta
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Line 529 schedAIO(sched_root_task_t * __restrict root, sched_ta
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else |
else |
ptr = NULL; |
ptr = NULL; |
|
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if (!ptr) { | if (!ptr) |
#ifdef HAVE_LIBPTHREAD | insert_task_to(task, &root->root_aio); |
pthread_mutex_lock(&root->root_mtx[taskAIO]); | else |
#endif | task = sched_unuseTask(task); |
TAILQ_INSERT_TAIL(&root->root_aio, TASK_ID(task), task_node); | |
#ifdef HAVE_LIBPTHREAD | |
pthread_mutex_unlock(&root->root_mtx[taskAIO]); | |
#endif | |
} else | |
task = _sched_unuseTask(task); | |
|
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return task; |
return task; |
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#endif /* KQ_SUPPORT */ |
} |
} |
|
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/* |
/* |
Line 546 schedAIO(sched_root_task_t * __restrict root, sched_ta
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Line 547 schedAIO(sched_root_task_t * __restrict root, sched_ta
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* @fd = file descriptor |
* @fd = file descriptor |
* @buffer = Buffer |
* @buffer = Buffer |
* @buflen = Buffer length |
* @buflen = Buffer length |
|
* @offset = Offset from start of file, if =-1 from current position |
* return: NULL error or !=NULL new queued task |
* return: NULL error or !=NULL new queued task |
*/ |
*/ |
inline sched_task_t * | sched_task_t * |
schedAIORead(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
schedAIORead(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
void *buffer, size_t buflen) | void *buffer, size_t buflen, off_t offset) |
{ |
{ |
|
#if SUP_ENABLE != KQ_SUPPORT |
|
sched_SetErr(ENOTSUP, "disabled kqueue support"); |
|
return NULL; |
|
#else |
struct aiocb *acb; |
struct aiocb *acb; |
off_t off = 0; | off_t off; |
|
|
if (!root || !func || !buffer || !buflen) |
if (!root || !func || !buffer || !buflen) |
return NULL; |
return NULL; |
else |
|
memset(buffer, 0, buflen); |
|
|
|
|
if (offset == (off_t) -1) { |
|
off = lseek(fd, 0, SEEK_CUR); |
|
if (off == -1) { |
|
LOGERR; |
|
return NULL; |
|
} |
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} else |
|
off = offset; |
|
|
if (!(acb = malloc(sizeof(struct aiocb)))) { |
if (!(acb = malloc(sizeof(struct aiocb)))) { |
LOGERR; |
LOGERR; |
return NULL; |
return NULL; |
Line 569 schedAIORead(sched_root_task_t * __restrict root, sche
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Line 582 schedAIORead(sched_root_task_t * __restrict root, sche
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acb->aio_fildes = fd; |
acb->aio_fildes = fd; |
acb->aio_nbytes = buflen; |
acb->aio_nbytes = buflen; |
acb->aio_buf = buffer; |
acb->aio_buf = buffer; |
off = lseek(fd, 0, SEEK_CUR); | acb->aio_offset = off; |
if (off == -1) { | |
LOGERR; | |
free(acb); | |
return NULL; | |
} else | |
acb->aio_offset = off; | |
acb->aio_sigevent.sigev_notify = SIGEV_KEVENT; |
acb->aio_sigevent.sigev_notify = SIGEV_KEVENT; |
acb->aio_sigevent.sigev_notify_kqueue = root->root_kq; |
acb->aio_sigevent.sigev_notify_kqueue = root->root_kq; |
acb->aio_sigevent.sigev_value.sival_ptr = acb; |
acb->aio_sigevent.sigev_value.sival_ptr = acb; |
Line 587 schedAIORead(sched_root_task_t * __restrict root, sche
|
Line 594 schedAIORead(sched_root_task_t * __restrict root, sche
|
} |
} |
|
|
return schedAIO(root, func, arg, acb, buffer, buflen); |
return schedAIO(root, func, arg, acb, buffer, buflen); |
|
#endif /* KQ_SUPPORT */ |
} |
} |
|
|
/* |
/* |
Line 598 schedAIORead(sched_root_task_t * __restrict root, sche
|
Line 606 schedAIORead(sched_root_task_t * __restrict root, sche
|
* @fd = file descriptor |
* @fd = file descriptor |
* @buffer = Buffer |
* @buffer = Buffer |
* @buflen = Buffer length |
* @buflen = Buffer length |
|
* @offset = Offset from start of file, if =-1 from current position |
* return: NULL error or !=NULL new queued task |
* return: NULL error or !=NULL new queued task |
*/ |
*/ |
inline sched_task_t * | sched_task_t * |
schedAIOWrite(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
schedAIOWrite(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
void *buffer, size_t buflen) | void *buffer, size_t buflen, off_t offset) |
{ |
{ |
|
#if SUP_ENABLE != KQ_SUPPORT |
|
sched_SetErr(ENOTSUP, "disabled kqueue support"); |
|
return NULL; |
|
#else |
struct aiocb *acb; |
struct aiocb *acb; |
off_t off = 0; | off_t off; |
|
|
if (!root || !func || !buffer || !buflen) |
if (!root || !func || !buffer || !buflen) |
return NULL; |
return NULL; |
|
|
|
if (offset == (off_t) -1) { |
|
off = lseek(fd, 0, SEEK_CUR); |
|
if (off == -1) { |
|
LOGERR; |
|
return NULL; |
|
} |
|
} else |
|
off = offset; |
|
|
if (!(acb = malloc(sizeof(struct aiocb)))) { |
if (!(acb = malloc(sizeof(struct aiocb)))) { |
LOGERR; |
LOGERR; |
return NULL; |
return NULL; |
Line 619 schedAIOWrite(sched_root_task_t * __restrict root, sch
|
Line 641 schedAIOWrite(sched_root_task_t * __restrict root, sch
|
acb->aio_fildes = fd; |
acb->aio_fildes = fd; |
acb->aio_nbytes = buflen; |
acb->aio_nbytes = buflen; |
acb->aio_buf = buffer; |
acb->aio_buf = buffer; |
off = lseek(fd, 0, SEEK_CUR); | acb->aio_offset = off; |
if (off == -1) { | |
LOGERR; | |
free(acb); | |
return NULL; | |
} else | |
acb->aio_offset = off; | |
acb->aio_sigevent.sigev_notify = SIGEV_KEVENT; |
acb->aio_sigevent.sigev_notify = SIGEV_KEVENT; |
acb->aio_sigevent.sigev_notify_kqueue = root->root_kq; |
acb->aio_sigevent.sigev_notify_kqueue = root->root_kq; |
acb->aio_sigevent.sigev_value.sival_ptr = acb; |
acb->aio_sigevent.sigev_value.sival_ptr = acb; |
Line 637 schedAIOWrite(sched_root_task_t * __restrict root, sch
|
Line 653 schedAIOWrite(sched_root_task_t * __restrict root, sch
|
} |
} |
|
|
return schedAIO(root, func, arg, acb, buffer, buflen); |
return schedAIO(root, func, arg, acb, buffer, buflen); |
|
#endif /* KQ_SUPPORT */ |
} |
} |
|
|
#ifdef EVFILT_LIO |
#ifdef EVFILT_LIO |
/* |
/* |
|
* schedLIO() - Add AIO bulk tasks to scheduler queue |
|
* |
|
* @root = root task |
|
* @func = task execution function |
|
* @arg = 1st func argument |
|
* @acbs = AIO cb structure addresses |
|
* @opt_data = Optional data |
|
* @opt_dlen = Optional data length |
|
* return: NULL error or !=NULL new queued task |
|
*/ |
|
sched_task_t * |
|
schedLIO(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, |
|
struct aiocb ** __restrict acbs, void *opt_data, size_t opt_dlen) |
|
{ |
|
#if SUP_ENABLE != KQ_SUPPORT |
|
sched_SetErr(ENOTSUP, "disabled kqueue support"); |
|
return NULL; |
|
#else |
|
sched_task_t *task; |
|
void *ptr; |
|
|
|
if (!root || !func || !acbs || !opt_dlen) |
|
return NULL; |
|
|
|
/* get new task */ |
|
if (!(task = sched_useTask(root))) |
|
return NULL; |
|
|
|
TASK_FUNC(task) = func; |
|
TASK_TYPE(task) = taskLIO; |
|
TASK_ROOT(task) = root; |
|
|
|
TASK_ARG(task) = arg; |
|
TASK_VAL(task) = (u_long) acbs; |
|
|
|
TASK_DATA(task) = opt_data; |
|
TASK_DATLEN(task) = opt_dlen; |
|
|
|
if (root->root_hooks.hook_add.lio) |
|
ptr = root->root_hooks.hook_add.lio(task, NULL); |
|
else |
|
ptr = NULL; |
|
|
|
if (!ptr) |
|
insert_task_to(task, &root->root_lio); |
|
else |
|
task = sched_unuseTask(task); |
|
|
|
return task; |
|
#endif /* KQ_SUPPORT */ |
|
} |
|
|
|
/* |
* schedLIORead() - Add list of AIO read tasks to scheduler queue |
* schedLIORead() - Add list of AIO read tasks to scheduler queue |
* |
* |
* @root = root task |
* @root = root task |
Line 656 sched_task_t *
|
Line 726 sched_task_t *
|
schedLIORead(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
schedLIORead(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
struct iovec *bufs, size_t nbufs, off_t offset) |
struct iovec *bufs, size_t nbufs, off_t offset) |
{ |
{ |
|
#if SUP_ENABLE != KQ_SUPPORT |
|
sched_SetErr(ENOTSUP, "disabled kqueue support"); |
|
return NULL; |
|
#else |
struct sigevent sig; |
struct sigevent sig; |
struct aiocb **acb; |
struct aiocb **acb; |
off_t off; |
off_t off; |
Line 685 schedLIORead(sched_root_task_t * __restrict root, sche
|
Line 759 schedLIORead(sched_root_task_t * __restrict root, sche
|
for (i = 0; i < nbufs; i++) |
for (i = 0; i < nbufs; i++) |
if (acb[i]) |
if (acb[i]) |
free(acb[i]); |
free(acb[i]); |
free(acb); | free(acb); |
return NULL; |
return NULL; |
} else |
} else |
memset(acb[i], 0, sizeof(struct aiocb)); |
memset(acb[i], 0, sizeof(struct aiocb)); |
Line 702 schedLIORead(sched_root_task_t * __restrict root, sche
|
Line 776 schedLIORead(sched_root_task_t * __restrict root, sche
|
|
|
if (lio_listio(LIO_NOWAIT, acb, nbufs, &sig)) { |
if (lio_listio(LIO_NOWAIT, acb, nbufs, &sig)) { |
LOGERR; |
LOGERR; |
|
for (i = 0; i < nbufs; i++) |
|
if (acb[i]) |
|
free(acb[i]); |
|
free(acb); |
return NULL; |
return NULL; |
} |
} |
|
|
return schedAIO(root, func, arg, (void*) acb, bufs, nbufs); | return schedLIO(root, func, arg, (void*) acb, bufs, nbufs); |
| #endif /* KQ_SUPPORT */ |
} |
} |
|
|
/* |
/* |
Line 720 schedLIORead(sched_root_task_t * __restrict root, sche
|
Line 799 schedLIORead(sched_root_task_t * __restrict root, sche
|
* @offset = Offset from start of file, if =-1 from current position |
* @offset = Offset from start of file, if =-1 from current position |
* return: NULL error or !=NULL new queued task |
* return: NULL error or !=NULL new queued task |
*/ |
*/ |
inline sched_task_t * | sched_task_t * |
schedLIOWrite(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
schedLIOWrite(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
struct iovec *bufs, size_t nbufs, off_t offset) |
struct iovec *bufs, size_t nbufs, off_t offset) |
{ |
{ |
|
#if SUP_ENABLE != KQ_SUPPORT |
|
sched_SetErr(ENOTSUP, "disabled kqueue support"); |
|
return NULL; |
|
#else |
struct sigevent sig; |
struct sigevent sig; |
struct aiocb **acb; |
struct aiocb **acb; |
off_t off; |
off_t off; |
Line 753 schedLIOWrite(sched_root_task_t * __restrict root, sch
|
Line 836 schedLIOWrite(sched_root_task_t * __restrict root, sch
|
for (i = 0; i < nbufs; i++) |
for (i = 0; i < nbufs; i++) |
if (acb[i]) |
if (acb[i]) |
free(acb[i]); |
free(acb[i]); |
free(acb); | free(acb); |
return NULL; |
return NULL; |
} else |
} else |
memset(acb[i], 0, sizeof(struct aiocb)); |
memset(acb[i], 0, sizeof(struct aiocb)); |
Line 770 schedLIOWrite(sched_root_task_t * __restrict root, sch
|
Line 853 schedLIOWrite(sched_root_task_t * __restrict root, sch
|
|
|
if (lio_listio(LIO_NOWAIT, acb, nbufs, &sig)) { |
if (lio_listio(LIO_NOWAIT, acb, nbufs, &sig)) { |
LOGERR; |
LOGERR; |
|
for (i = 0; i < nbufs; i++) |
|
if (acb[i]) |
|
free(acb[i]); |
|
free(acb); |
return NULL; |
return NULL; |
} |
} |
|
|
return schedAIO(root, func, arg, (void*) acb, bufs, nbufs); | return schedLIO(root, func, arg, (void*) acb, bufs, nbufs); |
| #endif /* KQ_SUPPORT */ |
} |
} |
#endif /* EVFILT_LIO */ |
#endif /* EVFILT_LIO */ |
#endif /* EVFILT_AIO */ | #endif /* AIO_SUPPORT */ |
|
|
/* |
/* |
* schedTimer() - Add TIMER task to scheduler queue |
* schedTimer() - Add TIMER task to scheduler queue |
Line 801 schedTimer(sched_root_task_t * __restrict root, sched_
|
Line 889 schedTimer(sched_root_task_t * __restrict root, sched_
|
return NULL; |
return NULL; |
|
|
/* get new task */ |
/* get new task */ |
if (!(task = _sched_useTask(root))) | if (!(task = sched_useTask(root))) |
return NULL; |
return NULL; |
|
|
task->task_func = func; | TASK_FUNC(task) = func; |
TASK_TYPE(task) = taskTIMER; |
TASK_TYPE(task) = taskTIMER; |
TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
|
|
Line 832 schedTimer(sched_root_task_t * __restrict root, sched_
|
Line 920 schedTimer(sched_root_task_t * __restrict root, sched_
|
ptr = NULL; |
ptr = NULL; |
|
|
if (!ptr) { |
if (!ptr) { |
#ifdef HAVE_LIBPTHREAD | SCHED_QLOCK(root, taskTIMER); |
pthread_mutex_lock(&root->root_mtx[taskTIMER]); | |
#endif | |
#ifdef TIMER_WITHOUT_SORT |
#ifdef TIMER_WITHOUT_SORT |
TAILQ_INSERT_TAIL(&root->root_timer, TASK_ID(task), task_node); | TAILQ_INSERT_TAIL(&root->root_timer, task, task_node); |
#else |
#else |
TAILQ_FOREACH_SAFE(t, &root->root_timer, task_node, tmp) |
TAILQ_FOREACH_SAFE(t, &root->root_timer, task_node, tmp) |
if (sched_timespeccmp(&TASK_TS(task), &TASK_TS(t), -) < 1) |
if (sched_timespeccmp(&TASK_TS(task), &TASK_TS(t), -) < 1) |
break; |
break; |
if (!t) |
if (!t) |
TAILQ_INSERT_TAIL(&root->root_timer, TASK_ID(task), task_node); | TAILQ_INSERT_TAIL(&root->root_timer, task, task_node); |
else |
else |
TAILQ_INSERT_BEFORE(t, TASK_ID(task), task_node); | TAILQ_INSERT_BEFORE(t, task, task_node); |
#endif |
#endif |
#ifdef HAVE_LIBPTHREAD | SCHED_QUNLOCK(root, taskTIMER); |
pthread_mutex_unlock(&root->root_mtx[taskTIMER]); | |
#endif | |
} else |
} else |
task = _sched_unuseTask(task); | task = sched_unuseTask(task); |
|
|
return task; |
return task; |
} |
} |
Line 877 schedEvent(sched_root_task_t * __restrict root, sched_
|
Line 961 schedEvent(sched_root_task_t * __restrict root, sched_
|
return NULL; |
return NULL; |
|
|
/* get new task */ |
/* get new task */ |
if (!(task = _sched_useTask(root))) | if (!(task = sched_useTask(root))) |
return NULL; |
return NULL; |
|
|
task->task_func = func; | TASK_FUNC(task) = func; |
TASK_TYPE(task) = taskEVENT; |
TASK_TYPE(task) = taskEVENT; |
TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
|
|
Line 895 schedEvent(sched_root_task_t * __restrict root, sched_
|
Line 979 schedEvent(sched_root_task_t * __restrict root, sched_
|
else |
else |
ptr = NULL; |
ptr = NULL; |
|
|
if (!ptr) { | if (!ptr) |
#ifdef HAVE_LIBPTHREAD | insert_task_to(task, &root->root_event); |
pthread_mutex_lock(&root->root_mtx[taskEVENT]); | else |
#endif | task = sched_unuseTask(task); |
TAILQ_INSERT_TAIL(&root->root_event, TASK_ID(task), task_node); | |
#ifdef HAVE_LIBPTHREAD | |
pthread_mutex_unlock(&root->root_mtx[taskEVENT]); | |
#endif | |
} else | |
task = _sched_unuseTask(task); | |
|
|
return task; |
return task; |
} |
} |
|
|
|
|
/* |
/* |
* schedEventLo() - Add EVENT_Lo task to scheduler queue | * schedTask() - Add regular task to scheduler queue |
* |
* |
* @root = root task |
* @root = root task |
* @func = task execution function |
* @func = task execution function |
* @arg = 1st func argument |
* @arg = 1st func argument |
* @val = additional func argument | * @prio = regular task priority, 0 is hi priority for regular tasks |
* @opt_data = Optional data |
* @opt_data = Optional data |
* @opt_dlen = Optional data length |
* @opt_dlen = Optional data length |
* return: NULL error or !=NULL new queued task |
* return: NULL error or !=NULL new queued task |
*/ |
*/ |
sched_task_t * |
sched_task_t * |
schedEventLo(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, u_long val, | schedTask(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, u_long prio, |
void *opt_data, size_t opt_dlen) |
void *opt_data, size_t opt_dlen) |
{ |
{ |
sched_task_t *task; | sched_task_t *task, *tmp, *t = NULL; |
void *ptr; |
void *ptr; |
|
|
if (!root || !func) |
if (!root || !func) |
return NULL; |
return NULL; |
|
|
/* get new task */ |
/* get new task */ |
if (!(task = _sched_useTask(root))) | if (!(task = sched_useTask(root))) |
return NULL; |
return NULL; |
|
|
task->task_func = func; | TASK_FUNC(task) = func; |
TASK_TYPE(task) = taskEVENT; | TASK_TYPE(task) = taskTASK; |
TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
|
|
TASK_ARG(task) = arg; |
TASK_ARG(task) = arg; |
TASK_VAL(task) = val; | TASK_VAL(task) = prio; |
|
|
TASK_DATA(task) = opt_data; |
TASK_DATA(task) = opt_data; |
TASK_DATLEN(task) = opt_dlen; |
TASK_DATLEN(task) = opt_dlen; |
|
|
if (root->root_hooks.hook_add.eventlo) | if (root->root_hooks.hook_add.task) |
ptr = root->root_hooks.hook_add.eventlo(task, NULL); | ptr = root->root_hooks.hook_add.task(task, NULL); |
else |
else |
ptr = NULL; |
ptr = NULL; |
|
|
if (!ptr) { |
if (!ptr) { |
#ifdef HAVE_LIBPTHREAD | SCHED_QLOCK(root, taskTASK); |
pthread_mutex_lock(&root->root_mtx[taskEVENTLO]); | TAILQ_FOREACH_SAFE(t, &root->root_task, task_node, tmp) |
#endif | if (TASK_VAL(task) < TASK_VAL(t)) |
TAILQ_INSERT_TAIL(&root->root_eventlo, TASK_ID(task), task_node); | break; |
#ifdef HAVE_LIBPTHREAD | if (!t) |
pthread_mutex_unlock(&root->root_mtx[taskEVENTLO]); | TAILQ_INSERT_TAIL(&root->root_task, task, task_node); |
#endif | else |
| TAILQ_INSERT_BEFORE(t, task, task_node); |
| SCHED_QUNLOCK(root, taskTASK); |
} else |
} else |
task = _sched_unuseTask(task); | task = sched_unuseTask(task); |
|
|
return task; |
return task; |
} |
} |
Line 986 schedSuspend(sched_root_task_t * __restrict root, sche
|
Line 1066 schedSuspend(sched_root_task_t * __restrict root, sche
|
return NULL; |
return NULL; |
|
|
/* get new task */ |
/* get new task */ |
if (!(task = _sched_useTask(root))) | if (!(task = sched_useTask(root))) |
return NULL; |
return NULL; |
|
|
task->task_func = func; | TASK_FUNC(task) = func; |
TASK_TYPE(task) = taskSUSPEND; |
TASK_TYPE(task) = taskSUSPEND; |
TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
|
|
Line 1004 schedSuspend(sched_root_task_t * __restrict root, sche
|
Line 1084 schedSuspend(sched_root_task_t * __restrict root, sche
|
else |
else |
ptr = NULL; |
ptr = NULL; |
|
|
if (!ptr) { | if (!ptr) |
#ifdef HAVE_LIBPTHREAD | insert_task_to(task, &root->root_suspend); |
pthread_mutex_lock(&root->root_mtx[taskSUSPEND]); | else |
#endif | task = sched_unuseTask(task); |
TAILQ_INSERT_TAIL(&root->root_suspend, TASK_ID(task), task_node); | |
#ifdef HAVE_LIBPTHREAD | |
pthread_mutex_unlock(&root->root_mtx[taskSUSPEND]); | |
#endif | |
} else | |
task = _sched_unuseTask(task); | |
|
|
return task; |
return task; |
} |
} |
Line 1040 schedCallOnce(sched_root_task_t * __restrict root, sch
|
Line 1114 schedCallOnce(sched_root_task_t * __restrict root, sch
|
return NULL; |
return NULL; |
|
|
/* get new task */ |
/* get new task */ |
if (!(task = _sched_useTask(root))) | if (!(task = sched_useTask(root))) |
return NULL; |
return NULL; |
|
|
task->task_func = func; | TASK_FUNC(task) = func; |
TASK_TYPE(task) = taskEVENT; |
TASK_TYPE(task) = taskEVENT; |
TASK_ROOT(task) = root; |
TASK_ROOT(task) = root; |
|
|
Line 1055 schedCallOnce(sched_root_task_t * __restrict root, sch
|
Line 1129 schedCallOnce(sched_root_task_t * __restrict root, sch
|
|
|
ret = schedCall(task); |
ret = schedCall(task); |
|
|
_sched_unuseTask(task); | sched_unuseTask(task); |
return ret; |
return ret; |
|
} |
|
|
|
/* |
|
* schedThread() - Add thread task to scheduler queue |
|
* |
|
* @root = root task |
|
* @func = task execution function |
|
* @arg = 1st func argument |
|
* @ss = stack size |
|
* @opt_data = Optional data |
|
* @opt_dlen = Optional data length |
|
* return: NULL error or !=NULL new queued task |
|
*/ |
|
sched_task_t * |
|
schedThread(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, |
|
size_t ss, void *opt_data, size_t opt_dlen) |
|
{ |
|
#ifndef HAVE_LIBPTHREAD |
|
sched_SetErr(ENOTSUP, "Not supported thread tasks"); |
|
return NULL; |
|
#endif |
|
sched_task_t *task; |
|
pthread_attr_t attr; |
|
void *ptr; |
|
|
|
if (!root || !func) |
|
return NULL; |
|
|
|
/* get new task */ |
|
if (!(task = sched_useTask(root))) |
|
return NULL; |
|
|
|
TASK_FUNC(task) = func; |
|
TASK_TYPE(task) = taskTHREAD; |
|
TASK_ROOT(task) = root; |
|
|
|
TASK_ARG(task) = arg; |
|
|
|
TASK_DATA(task) = opt_data; |
|
TASK_DATLEN(task) = opt_dlen; |
|
|
|
pthread_attr_init(&attr); |
|
pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); |
|
if (ss && (errno = pthread_attr_setstacksize(&attr, ss))) { |
|
LOGERR; |
|
pthread_attr_destroy(&attr); |
|
return sched_unuseTask(task); |
|
} |
|
if ((errno = pthread_attr_getstacksize(&attr, &ss))) { |
|
LOGERR; |
|
pthread_attr_destroy(&attr); |
|
return sched_unuseTask(task); |
|
} else |
|
TASK_FLAG(task) = ss; |
|
|
|
#ifdef SCHED_RR |
|
pthread_attr_setschedpolicy(&attr, SCHED_RR); |
|
#else |
|
pthread_attr_setschedpolicy(&attr, SCHED_OTHER); |
|
#endif |
|
|
|
if (root->root_hooks.hook_add.thread) |
|
ptr = root->root_hooks.hook_add.thread(task, &attr); |
|
else |
|
ptr = NULL; |
|
|
|
if (!ptr) |
|
insert_task_to(task, &root->root_thread); |
|
else |
|
task = sched_unuseTask(task); |
|
|
|
pthread_attr_destroy(&attr); |
|
return task; |
|
} |
|
|
|
/* |
|
* schedRTC() - Add RTC task to scheduler queue |
|
* |
|
* @root = root task |
|
* @func = task execution function |
|
* @arg = 1st func argument |
|
* @ts = timeout argument structure, minimum alarm timer resolution is 1msec! |
|
* @opt_data = Optional RTC ID |
|
* @opt_dlen = Optional data length |
|
* return: NULL error or !=NULL new queued task |
|
*/ |
|
sched_task_t * |
|
schedRTC(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, struct timespec ts, |
|
void *opt_data, size_t opt_dlen) |
|
{ |
|
#if defined(HAVE_LIBRT) && defined(HAVE_TIMER_CREATE) && \ |
|
defined(HAVE_TIMER_SETTIME) && defined(HAVE_TIMER_DELETE) |
|
sched_task_t *task; |
|
void *ptr; |
|
|
|
if (!root || !func) |
|
return NULL; |
|
|
|
/* get new task */ |
|
if (!(task = sched_useTask(root))) |
|
return NULL; |
|
|
|
TASK_FUNC(task) = func; |
|
TASK_TYPE(task) = taskRTC; |
|
TASK_ROOT(task) = root; |
|
|
|
TASK_ARG(task) = arg; |
|
TASK_TS(task) = ts; |
|
|
|
TASK_DATA(task) = opt_data; |
|
TASK_DATLEN(task) = opt_dlen; |
|
|
|
if (root->root_hooks.hook_add.rtc) |
|
ptr = root->root_hooks.hook_add.rtc(task, NULL); |
|
else |
|
ptr = NULL; |
|
|
|
if (!ptr) |
|
insert_task_to(task, &root->root_rtc); |
|
else |
|
task = sched_unuseTask(task); |
|
|
|
return task; |
|
#else |
|
sched_SetErr(ENOTSUP, "Not supported realtime clock extensions"); |
|
return NULL; |
|
#endif |
} |
} |