version 1.1, 2011/08/05 15:52:00
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version 1.7, 2012/05/14 12:09:13
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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 | Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 |
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) |
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inline sched_task_t * |
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_sched_useTask(sched_root_task_t * __restrict root) |
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{ |
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sched_task_t *task, *tmp; |
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TAILQ_FOREACH_SAFE(task, &root->root_unuse, task_node, tmp) { |
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if (!TASK_ISLOCKED(task)) { |
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#ifdef HAVE_LIBPTHREAD |
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pthread_mutex_lock(&root->root_mtx[taskUNUSE]); |
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#endif |
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TAILQ_REMOVE(&root->root_unuse, task, task_node); |
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#ifdef HAVE_LIBPTHREAD |
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pthread_mutex_unlock(&root->root_mtx[taskUNUSE]); |
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#endif |
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break; |
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} |
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} |
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if (!task) { |
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task = malloc(sizeof(sched_task_t)); |
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if (!task) { |
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LOGERR; |
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return NULL; |
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} |
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} |
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return task; |
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} |
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inline sched_task_t * |
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_sched_unuseTask(sched_task_t * __restrict task) |
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{ |
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TASK_UNLOCK(task); |
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TASK_TYPE(task) = taskUNUSE; |
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#ifdef HAVE_LIBPTHREAD |
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pthread_mutex_lock(&TASK_ROOT(task)->root_mtx[taskUNUSE]); |
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#endif |
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TAILQ_INSERT_TAIL(&TASK_ROOT(task)->root_unuse, task, task_node); |
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#ifdef HAVE_LIBPTHREAD |
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pthread_mutex_unlock(&TASK_ROOT(task)->root_mtx[taskUNUSE]); |
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#endif |
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task = NULL; |
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return task; |
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} |
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#pragma GCC visibility pop |
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/* |
/* |
* schedRead() - Add READ task to scheduler queue | * schedRead() - Add READ I/O 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 |
* @... = next func arguments, like fd handle | * @fd = fd handle |
| * @opt_data = Optional data |
| * @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 * |
schedRead(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, ...) | schedRead(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
| void *opt_data, size_t opt_dlen) |
{ |
{ |
sched_task_t *task; |
sched_task_t *task; |
void *ptr; |
void *ptr; |
va_list lst; |
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if (!root || !func) |
if (!root || !func) |
return NULL; |
return NULL; |
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/* get new task */ |
/* get new task */ |
if ((task = TAILQ_FIRST(&root->root_unuse))) | if (!(task = _sched_useTask(root))) |
TAILQ_REMOVE(&root->root_unuse, task, task_node); | return NULL; |
else { | |
task = malloc(sizeof(sched_task_t)); | |
if (!task) { | |
LOGERR; | |
return NULL; | |
} | |
} | |
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memset(task, 0, sizeof(sched_task_t)); |
memset(task, 0, sizeof(sched_task_t)); |
task->task_id = 0; |
task->task_id = 0; |
task->task_type = taskREAD; | task->task_lock = 0; |
task->task_root = root; | |
task->task_func = func; |
task->task_func = func; |
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TASK_TYPE(task) = taskREAD; |
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TASK_ROOT(task) = root; |
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TASK_ARG(task) = arg; |
TASK_ARG(task) = arg; |
va_start(lst, arg); | TASK_FD(task) = fd; |
TASK_FD(task) = va_arg(lst, int); | |
va_end(lst); | |
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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.read) |
if (root->root_hooks.hook_add.read) |
ptr = root->root_hooks.hook_add.read(task, NULL); |
ptr = root->root_hooks.hook_add.read(task, NULL); |
else |
else |
ptr = NULL; |
ptr = NULL; |
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if (!ptr) | if (!ptr) { |
| #ifdef HAVE_LIBPTHREAD |
| pthread_mutex_lock(&root->root_mtx[taskREAD]); |
| #endif |
TAILQ_INSERT_TAIL(&root->root_read, task, task_node); |
TAILQ_INSERT_TAIL(&root->root_read, task, task_node); |
else { | #ifdef HAVE_LIBPTHREAD |
task->task_type = taskUNUSE; | pthread_mutex_unlock(&root->root_mtx[taskREAD]); |
TAILQ_INSERT_TAIL(&root->root_unuse, task, task_node); | #endif |
task = NULL; | } else |
} | task = _sched_unuseTask(task); |
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return task; |
return task; |
} |
} |
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/* |
/* |
* schedWrite() - Add WRITE task to scheduler queue | * schedWrite() - Add WRITE I/O 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 |
* @... = next func arguments, like fd handle | * @fd = fd handle |
| * @opt_data = Optional data |
| * @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 * |
schedWrite(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, ...) | schedWrite(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, int fd, |
| void *opt_data, size_t opt_dlen) |
{ |
{ |
sched_task_t *task; |
sched_task_t *task; |
void *ptr; |
void *ptr; |
va_list lst; |
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if (!root || !func) |
if (!root || !func) |
return NULL; |
return NULL; |
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/* get new task */ |
/* get new task */ |
if ((task = TAILQ_FIRST(&root->root_unuse))) | if (!(task = _sched_useTask(root))) |
TAILQ_REMOVE(&root->root_unuse, task, task_node); | return NULL; |
else { | |
task = malloc(sizeof(sched_task_t)); | |
if (!task) { | |
LOGERR; | |
return NULL; | |
} | |
} | |
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memset(task, 0, sizeof(sched_task_t)); |
memset(task, 0, sizeof(sched_task_t)); |
task->task_id = 0; |
task->task_id = 0; |
task->task_type = taskWRITE; | task->task_lock = 0; |
task->task_root = root; | |
task->task_func = func; |
task->task_func = func; |
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TASK_TYPE(task) = taskWRITE; |
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TASK_ROOT(task) = root; |
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TASK_ARG(task) = arg; |
TASK_ARG(task) = arg; |
va_start(lst, arg); | TASK_FD(task) = fd; |
TASK_FD(task) = va_arg(lst, int); | |
va_end(lst); | |
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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.write) |
if (root->root_hooks.hook_add.write) |
ptr = root->root_hooks.hook_add.write(task, NULL); |
ptr = root->root_hooks.hook_add.write(task, NULL); |
else |
else |
ptr = NULL; |
ptr = NULL; |
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if (!ptr) | if (!ptr) { |
| #ifdef HAVE_LIBPTHREAD |
| pthread_mutex_lock(&root->root_mtx[taskWRITE]); |
| #endif |
TAILQ_INSERT_TAIL(&root->root_write, task, task_node); |
TAILQ_INSERT_TAIL(&root->root_write, task, task_node); |
else { | #ifdef HAVE_LIBPTHREAD |
task->task_type = taskUNUSE; | pthread_mutex_unlock(&root->root_mtx[taskWRITE]); |
TAILQ_INSERT_TAIL(&root->root_unuse, task, task_node); | #endif |
task = NULL; | } else |
} | task = _sched_unuseTask(task); |
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return task; |
return task; |
} |
} |
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/* |
/* |
* schedTimer() - Add TIMER task to scheduler queue |
* schedTimer() - Add TIMER task to scheduler queue |
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* |
* @root = root task |
* @root = root task |
* @func = task execution function |
* @func = task execution function |
* @arg = 1st func argument |
* @arg = 1st func argument |
* @... = next func arguments in microSecs, define period 1sec == 1000000 | * @ts = timeout argument structure |
| * @opt_data = Optional data |
| * @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 * |
schedTimer(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, ...) | schedTimer(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, struct timespec ts, |
| void *opt_data, size_t opt_dlen) |
{ |
{ |
sched_task_t *task, *t = NULL; |
sched_task_t *task, *t = NULL; |
void *ptr; |
void *ptr; |
va_list lst; | struct timespec now; |
struct timeval now; | |
struct timespec nw; | |
u_int tim; | |
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if (!root || !func) |
if (!root || !func) |
return NULL; |
return NULL; |
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/* get new task */ |
/* get new task */ |
if ((task = TAILQ_FIRST(&root->root_unuse))) | if (!(task = _sched_useTask(root))) |
TAILQ_REMOVE(&root->root_unuse, task, task_node); | return NULL; |
else { | |
task = malloc(sizeof(sched_task_t)); | |
if (!task) { | |
LOGERR; | |
return NULL; | |
} | |
} | |
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memset(task, 0, sizeof(sched_task_t)); |
memset(task, 0, sizeof(sched_task_t)); |
task->task_id = 0; |
task->task_id = 0; |
task->task_type = taskTIMER; | task->task_lock = 0; |
task->task_root = root; | |
task->task_func = func; |
task->task_func = func; |
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TASK_TYPE(task) = taskTIMER; |
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TASK_ROOT(task) = root; |
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TASK_ARG(task) = arg; |
TASK_ARG(task) = arg; |
va_start(lst, arg); |
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tim = va_arg(lst, u_int); |
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va_end(lst); |
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TASK_DATA(task) = opt_data; |
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TASK_DATLEN(task) = opt_dlen; |
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/* calculate timeval structure */ |
/* calculate timeval structure */ |
clock_gettime(CLOCK_MONOTONIC, &nw); | clock_gettime(CLOCK_MONOTONIC, &now); |
now.tv_sec = nw.tv_sec + tim / 1000000; | now.tv_sec += ts.tv_sec; |
now.tv_usec = nw.tv_nsec / 1000 + (tim % 1000000); | now.tv_nsec += ts.tv_nsec; |
if (now.tv_usec >= 1000000) { | if (now.tv_nsec >= 1000000000L) { |
now.tv_sec++; |
now.tv_sec++; |
now.tv_usec -= 1000000; | now.tv_nsec -= 1000000000L; |
} else if (now.tv_usec < 0) { | } else if (now.tv_nsec < 0) { |
now.tv_sec--; |
now.tv_sec--; |
now.tv_usec += 1000000; | now.tv_nsec += 1000000000L; |
} |
} |
TASK_TV(task) = now; | TASK_TS(task) = now; |
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if (root->root_hooks.hook_add.timer) |
if (root->root_hooks.hook_add.timer) |
ptr = root->root_hooks.hook_add.timer(task, NULL); |
ptr = root->root_hooks.hook_add.timer(task, NULL); |
Line 220 schedTimer(sched_root_task_t * __restrict root, sched_
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Line 268 schedTimer(sched_root_task_t * __restrict root, sched_
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ptr = NULL; |
ptr = NULL; |
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if (!ptr) { |
if (!ptr) { |
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#ifdef HAVE_LIBPTHREAD |
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pthread_mutex_lock(&root->root_mtx[taskTIMER]); |
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#endif |
#ifdef TIMER_WITHOUT_SORT |
#ifdef TIMER_WITHOUT_SORT |
TAILQ_INSERT_TAIL(&root->root_timer, task, task_node); |
TAILQ_INSERT_TAIL(&root->root_timer, task, task_node); |
#else |
#else |
TAILQ_FOREACH(t, &root->root_timer, task_node) |
TAILQ_FOREACH(t, &root->root_timer, task_node) |
if (timercmp(&TASK_TV(task), &TASK_TV(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, task_node); |
TAILQ_INSERT_TAIL(&root->root_timer, task, task_node); |
else |
else |
TAILQ_INSERT_BEFORE(t, task, task_node); |
TAILQ_INSERT_BEFORE(t, task, task_node); |
#endif |
#endif |
} else { | #ifdef HAVE_LIBPTHREAD |
task->task_type = taskUNUSE; | pthread_mutex_unlock(&root->root_mtx[taskTIMER]); |
TAILQ_INSERT_TAIL(&root->root_unuse, task, task_node); | #endif |
task = NULL; | } else |
} | task = _sched_unuseTask(task); |
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return task; |
return task; |
} |
} |
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/* |
/* |
* schedEvent() - Add EVENT task to scheduler queue |
* schedEvent() - Add EVENT 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 |
* @... = next func arguments, like u_long | * @val = additional func argument |
| * @opt_data = Optional data |
| * @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 * |
schedEvent(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, ...) | schedEvent(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, u_long val, |
| void *opt_data, size_t opt_dlen) |
{ |
{ |
sched_task_t *task; |
sched_task_t *task; |
void *ptr; |
void *ptr; |
va_list lst; |
|
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if (!root || !func) |
if (!root || !func) |
return NULL; |
return NULL; |
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/* get new task */ |
/* get new task */ |
if ((task = TAILQ_FIRST(&root->root_unuse))) | if (!(task = _sched_useTask(root))) |
TAILQ_REMOVE(&root->root_unuse, task, task_node); | return NULL; |
else { | |
task = malloc(sizeof(sched_task_t)); | |
if (!task) { | |
LOGERR; | |
return NULL; | |
} | |
} | |
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memset(task, 0, sizeof(sched_task_t)); |
memset(task, 0, sizeof(sched_task_t)); |
task->task_id = 0; |
task->task_id = 0; |
task->task_type = taskEVENT; | task->task_lock = 0; |
task->task_root = root; | |
task->task_func = func; |
task->task_func = func; |
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TASK_TYPE(task) = taskEVENT; |
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TASK_ROOT(task) = root; |
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TASK_ARG(task) = arg; |
TASK_ARG(task) = arg; |
va_start(lst, arg); | TASK_VAL(task) = val; |
TASK_VAL(task) = va_arg(lst, u_long); | |
va_end(lst); | |
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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.event) |
if (root->root_hooks.hook_add.event) |
ptr = root->root_hooks.hook_add.event(task, NULL); |
ptr = root->root_hooks.hook_add.event(task, NULL); |
else |
else |
ptr = NULL; |
ptr = NULL; |
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if (!ptr) | if (!ptr) { |
| #ifdef HAVE_LIBPTHREAD |
| pthread_mutex_lock(&root->root_mtx[taskEVENT]); |
| #endif |
TAILQ_INSERT_TAIL(&root->root_event, task, task_node); |
TAILQ_INSERT_TAIL(&root->root_event, task, task_node); |
else { | #ifdef HAVE_LIBPTHREAD |
task->task_type = taskUNUSE; | pthread_mutex_unlock(&root->root_mtx[taskEVENT]); |
TAILQ_INSERT_TAIL(&root->root_unuse, task, task_node); | #endif |
task = NULL; | } else |
} | task = _sched_unuseTask(task); |
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return task; |
return task; |
} |
} |
Line 299 schedEvent(sched_root_task_t * __restrict root, sched_
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Line 351 schedEvent(sched_root_task_t * __restrict root, sched_
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/* |
/* |
* schedEventLo() - Add EVENT_Lo task to scheduler queue |
* schedEventLo() - Add EVENT_Lo 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 |
* @... = next func arguments, like u_long | * @val = additional func argument |
| * @opt_data = Optional data |
| * @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, ...) | schedEventLo(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, u_long val, |
| void *opt_data, size_t opt_dlen) |
{ |
{ |
sched_task_t *task; |
sched_task_t *task; |
void *ptr; |
void *ptr; |
va_list lst; |
|
|
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if (!root || !func) |
if (!root || !func) |
return NULL; |
return NULL; |
|
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/* get new task */ |
/* get new task */ |
if ((task = TAILQ_FIRST(&root->root_unuse))) | if (!(task = _sched_useTask(root))) |
TAILQ_REMOVE(&root->root_unuse, task, task_node); | return NULL; |
else { | |
task = malloc(sizeof(sched_task_t)); | |
if (!task) { | |
LOGERR; | |
return NULL; | |
} | |
} | |
|
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memset(task, 0, sizeof(sched_task_t)); |
memset(task, 0, sizeof(sched_task_t)); |
task->task_id = 0; |
task->task_id = 0; |
task->task_type = taskEVENT; | task->task_lock = 0; |
task->task_root = root; | |
task->task_func = func; |
task->task_func = func; |
|
TASK_TYPE(task) = taskEVENT; |
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TASK_ROOT(task) = root; |
|
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TASK_ARG(task) = arg; |
TASK_ARG(task) = arg; |
va_start(lst, arg); | TASK_VAL(task) = val; |
TASK_VAL(task) = va_arg(lst, u_long); | |
va_end(lst); | |
|
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TASK_DATA(task) = opt_data; |
|
TASK_DATLEN(task) = opt_dlen; |
|
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if (root->root_hooks.hook_add.eventlo) |
if (root->root_hooks.hook_add.eventlo) |
ptr = root->root_hooks.hook_add.eventlo(task, NULL); |
ptr = root->root_hooks.hook_add.eventlo(task, NULL); |
else |
else |
ptr = NULL; |
ptr = NULL; |
|
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if (!ptr) | if (!ptr) { |
| #ifdef HAVE_LIBPTHREAD |
| pthread_mutex_lock(&root->root_mtx[taskEVENTLO]); |
| #endif |
TAILQ_INSERT_TAIL(&root->root_eventlo, task, task_node); |
TAILQ_INSERT_TAIL(&root->root_eventlo, task, task_node); |
else { | #ifdef HAVE_LIBPTHREAD |
task->task_type = taskUNUSE; | pthread_mutex_unlock(&root->root_mtx[taskEVENTLO]); |
TAILQ_INSERT_TAIL(&root->root_unuse, task, task_node); | #endif |
task = NULL; | } else |
} | task = _sched_unuseTask(task); |
|
|
return task; |
return task; |
} |
} |
|
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/* |
/* |
* schedCallOnce() - Call once from scheduler |
* schedCallOnce() - Call once from scheduler |
|
* |
* @root = root task |
* @root = root task |
* @func = task execution function |
* @func = task execution function |
* @arg = 1st func argument |
* @arg = 1st func argument |
* @... = next func arguments, like u_long | * @val = additional func argument |
* return: NULL error or !=NULL new queued task | * @opt_data = Optional data |
| * @opt_dlen = Optional data length |
| * return: return value from called func |
*/ |
*/ |
sched_task_t * |
sched_task_t * |
schedCallOnce(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, ...) | schedCallOnce(sched_root_task_t * __restrict root, sched_task_func_t func, void *arg, u_long val, |
| void *opt_data, size_t opt_dlen) |
{ |
{ |
sched_task_t *task; |
sched_task_t *task; |
va_list lst; | void *ret; |
|
|
if (!root || !func) |
if (!root || !func) |
return NULL; |
return NULL; |
|
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/* get new task */ |
/* get new task */ |
if ((task = TAILQ_FIRST(&root->root_unuse))) | if (!(task = _sched_useTask(root))) |
TAILQ_REMOVE(&root->root_unuse, task, task_node); | return NULL; |
else { | |
task = malloc(sizeof(sched_task_t)); | |
if (!task) { | |
LOGERR; | |
return NULL; | |
} | |
} | |
|
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memset(task, 0, sizeof(sched_task_t)); |
memset(task, 0, sizeof(sched_task_t)); |
task->task_id = 0; |
task->task_id = 0; |
task->task_type = taskEVENT; | task->task_lock = 0; |
task->task_root = root; | |
task->task_func = func; |
task->task_func = func; |
|
TASK_TYPE(task) = taskEVENT; |
|
TASK_ROOT(task) = root; |
|
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TASK_ARG(task) = arg; |
TASK_ARG(task) = arg; |
va_start(lst, arg); | TASK_VAL(task) = val; |
TASK_VAL(task) = va_arg(lst, u_long); | |
va_end(lst); | |
|
|
if (schedCall(task)) { | TASK_DATA(task) = opt_data; |
task->task_type = taskUNUSE; | TASK_DATLEN(task) = opt_dlen; |
TAILQ_INSERT_TAIL(&root->root_unuse, task, task_node); | |
task = NULL; | |
} | |
|
|
return task; | ret = schedCall(task); |
| |
| _sched_unuseTask(task); |
| return ret; |
} |
} |