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version 1.19, 2013/08/15 19:10:48
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version 1.34.2.2, 2023/08/31 15:31:17
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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> |
| |
|
| Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 | Copyright 2004 - 2023 |
| by Michael Pounov <misho@elwix.org>. All rights reserved. |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
| |
|
| Redistribution and use in source and binary forms, with or without |
Redistribution and use in source and binary forms, with or without |
|
Line 82 sched_SetErr(int eno, char *estr, ...)
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Line 82 sched_SetErr(int eno, char *estr, ...)
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| va_end(lst); |
va_end(lst); |
| } |
} |
| |
|
| |
|
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/* string support functions directly imported from OpenBSD */ |
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|
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#ifndef HAVE_STRLCAT |
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/* |
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* Appends src to string dst of size siz (unlike strncat, siz is the |
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* full size of dst, not space left). At most siz-1 characters |
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* will be copied. Always NUL terminates (unless siz <= strlen(dst)). |
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* Returns strlen(src) + MIN(siz, strlen(initial dst)). |
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* If retval >= siz, truncation occurred. |
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*/ |
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size_t |
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strlcat(char * __restrict dst, const char * __restrict src, size_t siz) |
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{ |
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char *d = dst; |
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const char *s = src; |
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size_t n = siz; |
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size_t dlen; |
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|
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/* Find the end of dst and adjust bytes left but don't go past end */ |
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while (n-- != 0 && *d != '\0') |
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d++; |
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dlen = d - dst; |
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n = siz - dlen; |
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|
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if (n == 0) |
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return(dlen + strlen(s)); |
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while (*s != '\0') { |
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if (n != 1) { |
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*d++ = *s; |
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n--; |
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} |
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s++; |
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} |
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*d = '\0'; |
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|
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return(dlen + (s - src)); /* count does not include NUL */ |
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} |
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#endif |
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#ifndef HAVE_STRLCPY |
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/* |
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* Copy src to string dst of size siz. At most siz-1 characters |
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* will be copied. Always NUL terminates (unless siz == 0). |
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* Returns strlen(src); if retval >= siz, truncation occurred. |
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*/ |
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size_t |
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strlcpy(char * __restrict dst, const char * __restrict src, size_t siz) |
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{ |
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char *d = dst; |
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const char *s = src; |
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size_t n = siz; |
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|
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/* Copy as many bytes as will fit */ |
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if (n != 0) { |
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while (--n != 0) { |
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if ((*d++ = *s++) == '\0') |
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break; |
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} |
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} |
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|
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/* Not enough room in dst, add NUL and traverse rest of src */ |
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if (n == 0) { |
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if (siz != 0) |
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*d = '\0'; /* NUL-terminate dst */ |
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while (*s++) |
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; |
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} |
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|
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return(s - src - 1); /* count does not include NUL */ |
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} |
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#endif |
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|
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|
| /* Init and prepare scheduler functions */ |
/* Init and prepare scheduler functions */ |
| |
|
| /* |
/* |
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Line 101 schedRegisterHooks(sched_root_task_t * __restrict root
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Line 174 schedRegisterHooks(sched_root_task_t * __restrict root
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| |
|
| root->root_hooks.hook_add.read = sched_hook_read; |
root->root_hooks.hook_add.read = sched_hook_read; |
| root->root_hooks.hook_add.write = sched_hook_write; |
root->root_hooks.hook_add.write = sched_hook_write; |
| root->root_hooks.hook_add.alarm = sched_hook_alarm; | #if defined(HAVE_TIMER_CREATE) && defined(HAVE_TIMER_SETTIME) && defined(HAVE_TIMER_DELETE) |
| #if defined(HAVE_TIMER_CREATE) && defined(HAVE_TIMER_SETTIME) | |
| root->root_hooks.hook_add.rtc = sched_hook_rtc; |
root->root_hooks.hook_add.rtc = sched_hook_rtc; |
| #endif |
#endif |
| |
#if SUP_ENABLE == KQ_SUPPORT |
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root->root_hooks.hook_add.alarm = sched_hook_alarm; |
| root->root_hooks.hook_add.node = sched_hook_node; |
root->root_hooks.hook_add.node = sched_hook_node; |
| root->root_hooks.hook_add.proc = sched_hook_proc; |
root->root_hooks.hook_add.proc = sched_hook_proc; |
| root->root_hooks.hook_add.signal = sched_hook_signal; |
|
| #ifdef EVFILT_USER |
#ifdef EVFILT_USER |
| root->root_hooks.hook_add.user = sched_hook_user; |
root->root_hooks.hook_add.user = sched_hook_user; |
| #endif |
#endif |
| |
#endif /* KQ_SUPPORT */ |
| #ifdef HAVE_LIBPTHREAD |
#ifdef HAVE_LIBPTHREAD |
| root->root_hooks.hook_add.thread = sched_hook_thread; |
root->root_hooks.hook_add.thread = sched_hook_thread; |
| #endif |
#endif |
| |
root->root_hooks.hook_add.signal = sched_hook_signal; |
| |
|
| root->root_hooks.hook_exec.cancel = sched_hook_cancel; |
root->root_hooks.hook_exec.cancel = sched_hook_cancel; |
| root->root_hooks.hook_exec.fetch = sched_hook_fetch; |
root->root_hooks.hook_exec.fetch = sched_hook_fetch; |
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Line 136 schedInit(void ** __restrict data, size_t datlen)
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Line 211 schedInit(void ** __restrict data, size_t datlen)
|
| { |
{ |
| sched_root_task_t *root = NULL; |
sched_root_task_t *root = NULL; |
| int (*func)(sched_root_task_t *); |
int (*func)(sched_root_task_t *); |
| |
#if SUP_ENABLE == KQ_SUPPORT |
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sigset_t ss; |
| |
#endif |
| #ifdef HAVE_LIBPTHREAD |
#ifdef HAVE_LIBPTHREAD |
| register int i; |
register int i; |
| #endif |
#endif |
| |
|
| root = malloc(sizeof(sched_root_task_t)); | root = e_malloc(sizeof(sched_root_task_t)); |
| if (!root) { |
if (!root) { |
| LOGERR; |
LOGERR; |
| } else { |
} else { |
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Line 153 schedInit(void ** __restrict data, size_t datlen)
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Line 231 schedInit(void ** __restrict data, size_t datlen)
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| sched_timespecinf(&root->root_poll); |
sched_timespecinf(&root->root_poll); |
| |
|
| #ifdef HAVE_LIBPTHREAD |
#ifdef HAVE_LIBPTHREAD |
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if (pthread_mutex_init(&root->root_sigmtx, NULL)) { |
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LOGERR; |
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e_free(root); |
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return NULL; |
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} |
| |
|
| for (i = 0; i < taskMAX; i++) |
for (i = 0; i < taskMAX; i++) |
| if ((errno = pthread_mutex_init(&root->root_mtx[i], NULL))) { |
if ((errno = pthread_mutex_init(&root->root_mtx[i], NULL))) { |
| LOGERR; |
LOGERR; |
| while (i) |
while (i) |
| pthread_mutex_destroy(&root->root_mtx[--i]); |
pthread_mutex_destroy(&root->root_mtx[--i]); |
| free(root); | e_free(root); |
| return NULL; |
return NULL; |
| } |
} |
| |
|
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Line 187 schedInit(void ** __restrict data, size_t datlen)
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Line 271 schedInit(void ** __restrict data, size_t datlen)
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| #ifdef HAVE_LIBPTHREAD |
#ifdef HAVE_LIBPTHREAD |
| for (i = 0; i < taskMAX; i++) |
for (i = 0; i < taskMAX; i++) |
| pthread_mutex_unlock(&root->root_mtx[i]); |
pthread_mutex_unlock(&root->root_mtx[i]); |
| |
|
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#if SUP_ENABLE == KQ_SUPPORT |
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sigfillset(&ss); |
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pthread_sigmask(SIG_BLOCK, &ss, &root->root_oldset); |
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#else |
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pthread_sigmask(SIG_BLOCK, NULL, &root->root_oldset); |
| #endif |
#endif |
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#else |
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sigprocmask(SIG_BLOCK, NULL, &root->root_oldset); |
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#endif |
| |
|
| if (data && *data) { |
if (data && *data) { |
| if (datlen) { |
if (datlen) { |
|
Line 224 schedEnd(sched_root_task_t ** __restrict root)
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Line 317 schedEnd(sched_root_task_t ** __restrict root)
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| if (!root || !*root) |
if (!root || !*root) |
| return -1; |
return -1; |
| |
|
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#if 0 |
| TAILQ_FOREACH_SAFE(task, &(*root)->root_read, task_node, tmp) |
TAILQ_FOREACH_SAFE(task, &(*root)->root_read, task_node, tmp) |
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printf("read=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_write, task_node, tmp) |
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printf("write=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_timer, task_node, tmp) |
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printf("timer=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_alarm, task_node, tmp) |
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printf("alarm=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_rtc, task_node, tmp) |
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printf("rtc=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_node, task_node, tmp) |
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printf("node=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_proc, task_node, tmp) |
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printf("proc=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_signal, task_node, tmp) |
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printf("signal=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_aio, task_node, tmp) |
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printf("aio=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_lio, task_node, tmp) |
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printf("lio=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_user, task_node, tmp) |
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printf("user=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_event, task_node, tmp) |
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printf("event=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_suspend, task_node, tmp) |
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printf("suspend=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_ready, task_node, tmp) |
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printf("ready=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_thread, task_node, tmp) |
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printf("thread=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_task, task_node, tmp) |
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printf("task=%p\n", task); |
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TAILQ_FOREACH_SAFE(task, &(*root)->root_unuse, task_node, tmp) |
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printf("unuse=%p\n", task); |
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fflush(stdout); |
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#endif |
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|
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TAILQ_FOREACH_SAFE(task, &(*root)->root_read, task_node, tmp) |
| schedCancel(task); |
schedCancel(task); |
| TAILQ_FOREACH_SAFE(task, &(*root)->root_write, task_node, tmp) |
TAILQ_FOREACH_SAFE(task, &(*root)->root_write, task_node, tmp) |
| schedCancel(task); |
schedCancel(task); |
|
Line 257 schedEnd(sched_root_task_t ** __restrict root)
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Line 388 schedEnd(sched_root_task_t ** __restrict root)
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| TAILQ_FOREACH_SAFE(task, &(*root)->root_task, task_node, tmp) |
TAILQ_FOREACH_SAFE(task, &(*root)->root_task, task_node, tmp) |
| schedCancel(task); |
schedCancel(task); |
| |
|
| #ifdef HAVE_LIBPTHREAD | SCHED_QLOCK((*root), taskUNUSE); |
| pthread_mutex_lock(&(*root)->root_mtx[taskUNUSE]); | |
| #endif | |
| TAILQ_FOREACH_SAFE(task, &(*root)->root_unuse, task_node, tmp) { |
TAILQ_FOREACH_SAFE(task, &(*root)->root_unuse, task_node, tmp) { |
| TAILQ_REMOVE(&(*root)->root_unuse, task, task_node); |
TAILQ_REMOVE(&(*root)->root_unuse, task, task_node); |
| free(task); | e_free(task); |
| } |
} |
| #ifdef HAVE_LIBPTHREAD | SCHED_QUNLOCK((*root), taskUNUSE); |
| pthread_mutex_unlock(&(*root)->root_mtx[taskUNUSE]); | |
| #endif | |
| |
|
| if ((*root)->root_hooks.hook_root.fini) |
if ((*root)->root_hooks.hook_root.fini) |
| (*root)->root_hooks.hook_root.fini(*root, NULL); |
(*root)->root_hooks.hook_root.fini(*root, NULL); |
| |
|
| #ifdef HAVE_LIBPTHREAD |
#ifdef HAVE_LIBPTHREAD |
| for (i = 0; i < taskMAX; i++) | for (i = 0; i < taskMAX; i++) { |
| | SCHED_QTRYLOCK(*root, i); |
| | SCHED_QUNLOCK(*root, i); |
| pthread_mutex_destroy(&(*root)->root_mtx[i]); |
pthread_mutex_destroy(&(*root)->root_mtx[i]); |
| |
} |
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|
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if ((*root)->root_sigthr) { |
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pthread_cancel((*root)->root_sigthr); |
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#ifdef __linux__ |
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(*root)->root_sigthr = 0L; |
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#else |
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(*root)->root_sigthr = NULL; |
| #endif |
#endif |
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pthread_sigmask(SIG_SETMASK, &(*root)->root_oldset, NULL); |
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pthread_mutex_unlock(&(*root)->root_sigmtx); |
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} |
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pthread_mutex_destroy(&(*root)->root_sigmtx); |
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#else |
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sigprocmask(SIG_SETMASK, &(*root)->root_oldset, NULL); |
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#endif |
| |
|
| free(*root); | e_free(*root); |
| *root = NULL; |
*root = NULL; |
| return 0; |
return 0; |
| } |
} |
|
Line 335 schedFetch(sched_root_task_t * __restrict root)
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Line 479 schedFetch(sched_root_task_t * __restrict root)
|
| int |
int |
| schedTrigger(sched_task_t * __restrict task) |
schedTrigger(sched_task_t * __restrict task) |
| { |
{ |
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#if SUP_ENABLE != KQ_SUPPORT |
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sched_SetErr(ENOTSUP, "disabled kqueue support"); |
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return -1; |
| |
#else |
| #ifndef EVFILT_USER |
#ifndef EVFILT_USER |
| sched_SetErr(ENOTSUP, "Not supported kevent() filter"); |
sched_SetErr(ENOTSUP, "Not supported kevent() filter"); |
| return -1; |
return -1; |
|
Line 357 schedTrigger(sched_task_t * __restrict task)
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Line 505 schedTrigger(sched_task_t * __restrict task)
|
| |
|
| return 0; |
return 0; |
| #endif |
#endif |
| |
#endif /* KQ_SUPPORT */ |
| } |
} |
| |
|
| /* |
/* |
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* schedQuery() - Query task in scheduler |
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* |
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* @task = task |
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* return: -1 error, 0 found and 1 not found |
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*/ |
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int |
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schedQuery(sched_task_t * __restrict task) |
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{ |
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sched_queue_t *queue; |
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sched_task_t *t; |
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|
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if (!task || !TASK_ROOT(task)) |
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return -1; /* error */ |
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|
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switch (TASK_TYPE(task)) { |
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case taskREAD: |
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queue = &TASK_ROOT(task)->root_read; |
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break; |
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case taskWRITE: |
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queue = &TASK_ROOT(task)->root_write; |
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break; |
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case taskTIMER: |
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queue = &TASK_ROOT(task)->root_timer; |
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break; |
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case taskALARM: |
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queue = &TASK_ROOT(task)->root_alarm; |
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break; |
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case taskRTC: |
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queue = &TASK_ROOT(task)->root_rtc; |
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break; |
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case taskNODE: |
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queue = &TASK_ROOT(task)->root_node; |
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break; |
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case taskPROC: |
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queue = &TASK_ROOT(task)->root_proc; |
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break; |
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case taskSIGNAL: |
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queue = &TASK_ROOT(task)->root_signal; |
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break; |
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case taskAIO: |
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queue = &TASK_ROOT(task)->root_aio; |
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break; |
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case taskLIO: |
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queue = &TASK_ROOT(task)->root_lio; |
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break; |
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case taskUSER: |
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queue = &TASK_ROOT(task)->root_user; |
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break; |
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case taskEVENT: |
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queue = &TASK_ROOT(task)->root_event; |
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break; |
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case taskTASK: |
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queue = &TASK_ROOT(task)->root_task; |
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break; |
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case taskSUSPEND: |
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queue = &TASK_ROOT(task)->root_suspend; |
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break; |
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case taskREADY: |
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queue = &TASK_ROOT(task)->root_ready; |
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break; |
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case taskTHREAD: |
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queue = &TASK_ROOT(task)->root_thread; |
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break; |
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default: |
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return 1; /* not in queue */ |
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} |
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if (queue) |
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TAILQ_FOREACH(t, queue, task_node) |
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if (TASK_ID(t) == TASK_ID(task)) |
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return 0; /* found */ |
| |
|
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return 1; /* not in queue */ |
| |
} |
| |
|
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/* |
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* schedQueryby() - Query task in scheduler by criteria |
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* |
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* @root = root task |
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* @type = query from queue type, if =taskMAX query same task from all queues |
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* @criteria = find task by criteria |
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* [ CRITERIA_ANY|CRITERIA_CALL|CRITERIA_ARG|CRITERIA_FD|CRITERIA_VAL| |
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* CRITERIA_ID|CRITERIA_TS|CRITERIA_DATA|CRITERIA_DATLEN ] |
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* @param = search parameter |
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* return: NULL not found or !=NULL task |
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*/ |
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sched_task_t * |
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schedQueryby(sched_root_task_t * __restrict root, sched_task_type_t type, |
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u_char criteria, void *param) |
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{ |
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sched_task_t *task; |
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sched_queue_t *queue; |
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|
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if (!root) |
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return NULL; |
| |
/* if type == taskMAX check in all queues */ |
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if (type == taskMAX) { |
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if ((task = schedQueryby(root, taskREAD, criteria, param))) |
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return task; |
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if ((task = schedQueryby(root, taskWRITE, criteria, param))) |
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return task; |
| |
if ((task = schedQueryby(root, taskTIMER, criteria, param))) |
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return task; |
| |
if ((task = schedQueryby(root, taskALARM, criteria, param))) |
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return task; |
| |
if ((task = schedQueryby(root, taskRTC, criteria, param))) |
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return task; |
| |
if ((task = schedQueryby(root, taskNODE, criteria, param))) |
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return task; |
| |
if ((task = schedQueryby(root, taskPROC, criteria, param))) |
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return task; |
| |
if ((task = schedQueryby(root, taskSIGNAL, criteria, param))) |
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return task; |
| |
if ((task = schedQueryby(root, taskAIO, criteria, param))) |
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return task; |
| |
if ((task = schedQueryby(root, taskLIO, criteria, param))) |
| |
return task; |
| |
if ((task = schedQueryby(root, taskUSER, criteria, param))) |
| |
return task; |
| |
if ((task = schedQueryby(root, taskEVENT, criteria, param))) |
| |
return task; |
| |
if ((task = schedQueryby(root, taskTASK, criteria, param))) |
| |
return task; |
| |
if ((task = schedQueryby(root, taskSUSPEND, criteria, param))) |
| |
return task; |
| |
if ((task = schedQueryby(root, taskREADY, criteria, param))) |
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return task; |
| |
if ((task = schedQueryby(root, taskTHREAD, criteria, param))) |
| |
return task; |
| |
return NULL; /* not found */ |
| |
} |
| |
/* choosen queue */ |
| |
switch (type) { |
| |
case taskREAD: |
| |
queue = &root->root_read; |
| |
break; |
| |
case taskWRITE: |
| |
queue = &root->root_write; |
| |
break; |
| |
case taskTIMER: |
| |
queue = &root->root_timer; |
| |
break; |
| |
case taskALARM: |
| |
queue = &root->root_alarm; |
| |
break; |
| |
case taskRTC: |
| |
queue = &root->root_rtc; |
| |
break; |
| |
case taskNODE: |
| |
queue = &root->root_node; |
| |
break; |
| |
case taskPROC: |
| |
queue = &root->root_proc; |
| |
break; |
| |
case taskSIGNAL: |
| |
queue = &root->root_signal; |
| |
break; |
| |
case taskAIO: |
| |
queue = &root->root_aio; |
| |
break; |
| |
case taskLIO: |
| |
queue = &root->root_lio; |
| |
break; |
| |
case taskUSER: |
| |
queue = &root->root_user; |
| |
break; |
| |
case taskEVENT: |
| |
queue = &root->root_event; |
| |
break; |
| |
case taskTASK: |
| |
queue = &root->root_task; |
| |
break; |
| |
case taskSUSPEND: |
| |
queue = &root->root_suspend; |
| |
break; |
| |
case taskREADY: |
| |
queue = &root->root_ready; |
| |
break; |
| |
case taskTHREAD: |
| |
queue = &root->root_thread; |
| |
break; |
| |
default: |
| |
return NULL; /* not found */ |
| |
} |
| |
|
| |
TAILQ_FOREACH(task, queue, task_node) { |
| |
switch (criteria) { |
| |
case CRITERIA_ANY: |
| |
return task; /* found */ |
| |
case CRITERIA_CALL: |
| |
if (TASK_FUNC(task) == (sched_task_func_t) param) |
| |
return task; /* found */ |
| |
break; |
| |
case CRITERIA_ARG: |
| |
if (TASK_ARG(task) == param) |
| |
return task; /* found */ |
| |
break; |
| |
case CRITERIA_FD: |
| |
if (TASK_FD(task) == (intptr_t) param) |
| |
return task; /* found */ |
| |
break; |
| |
case CRITERIA_ID: |
| |
case CRITERIA_VAL: |
| |
if (TASK_VAL(task) == (u_long) param) |
| |
return task; /* found */ |
| |
break; |
| |
case CRITERIA_TS: |
| |
if (!sched_timespeccmp(&TASK_TS(task), |
| |
(struct timespec*) param, -)) |
| |
return task; /* found */ |
| |
break; |
| |
case CRITERIA_DATA: |
| |
if (TASK_DATA(task) == param) |
| |
return task; /* found */ |
| |
break; |
| |
case CRITERIA_DATLEN: |
| |
if (TASK_DATLEN(task) == (size_t) param) |
| |
return task; /* found */ |
| |
break; |
| |
default: |
| |
sched_SetErr(EINVAL, "Invalid parameter criteria %d", |
| |
criteria); |
| |
return NULL; /* not found */ |
| |
} |
| |
} |
| |
|
| |
return NULL; /* not found */ |
| |
} |
| |
|
| |
/* |
| * schedCancel() - Cancel task from scheduler |
* schedCancel() - Cancel task from scheduler |
| * |
* |
| * @task = task |
* @task = task |
|
Line 429 schedCancel(sched_task_t * __restrict task)
|
Line 807 schedCancel(sched_task_t * __restrict task)
|
| default: |
default: |
| queue = NULL; |
queue = NULL; |
| } |
} |
| if (queue) { | if (queue) |
| #ifdef HAVE_LIBPTHREAD | remove_task_from(task, queue); |
| pthread_mutex_lock(&TASK_ROOT(task)->root_mtx[TASK_TYPE(task)]); | |
| #endif | |
| TAILQ_REMOVE(queue, TASK_ID(task), task_node); | |
| #ifdef HAVE_LIBPTHREAD | |
| pthread_mutex_unlock(&TASK_ROOT(task)->root_mtx[TASK_TYPE(task)]); | |
| #endif | |
| } | |
| if (TASK_TYPE(task) != taskUNUSE) |
if (TASK_TYPE(task) != taskUNUSE) |
| sched_unuseTask(task); |
sched_unuseTask(task); |
| |
|
|
Line 450 schedCancel(sched_task_t * __restrict task)
|
Line 821 schedCancel(sched_task_t * __restrict task)
|
| * @root = root task |
* @root = root task |
| * @type = cancel from queue type, if =taskMAX cancel same task from all queues |
* @type = cancel from queue type, if =taskMAX cancel same task from all queues |
| * @criteria = find task by criteria |
* @criteria = find task by criteria |
| * [CRITERIA_ANY|CRITERIA_CALL|CRITERIA_ARG|CRITERIA_FD|CRITERIA_VAL|CRITERIA_ID|CRITERIA_TS|CRITERIA_DATA] | * [ CRITERIA_ANY|CRITERIA_CALL|CRITERIA_ARG|CRITERIA_FD|CRITERIA_VAL| |
| | * CRITERIA_ID|CRITERIA_TS|CRITERIA_DATA|CRITERIA_DATLEN ] |
| * @param = search parameter |
* @param = search parameter |
| * @hook = custom cleanup hook function, may be NULL |
* @hook = custom cleanup hook function, may be NULL |
| * return: -1 error, -2 error in sub-stage cancel execution, -3 error from custom hook or 0 ok |
* return: -1 error, -2 error in sub-stage cancel execution, -3 error from custom hook or 0 ok |
|
Line 555 schedCancelby(sched_root_task_t * __restrict root, sch
|
Line 927 schedCancelby(sched_root_task_t * __restrict root, sch
|
| return 0; |
return 0; |
| } |
} |
| |
|
| #ifdef HAVE_LIBPTHREAD | SCHED_QLOCK(root, type); |
| pthread_mutex_lock(&root->root_mtx[type]); | |
| #endif | |
| TAILQ_FOREACH_SAFE(task, queue, task_node, tmp) { |
TAILQ_FOREACH_SAFE(task, queue, task_node, tmp) { |
| flg ^= flg; |
flg ^= flg; |
| switch (criteria) { |
switch (criteria) { |
|
Line 589 schedCancelby(sched_root_task_t * __restrict root, sch
|
Line 959 schedCancelby(sched_root_task_t * __restrict root, sch
|
| if (TASK_DATA(task) == param) |
if (TASK_DATA(task) == param) |
| flg = 1; |
flg = 1; |
| break; |
break; |
| |
case CRITERIA_DATLEN: |
| |
if (TASK_DATLEN(task) == (size_t) param) |
| |
flg = 1; |
| |
break; |
| default: |
default: |
| sched_SetErr(EINVAL, "Invalid parameter criteria %d", criteria); |
sched_SetErr(EINVAL, "Invalid parameter criteria %d", criteria); |
| flg = -1; |
flg = -1; |
|
Line 616 schedCancelby(sched_root_task_t * __restrict root, sch
|
Line 990 schedCancelby(sched_root_task_t * __restrict root, sch
|
| flg ^= flg; /* ok */ |
flg ^= flg; /* ok */ |
| } |
} |
| } |
} |
| #ifdef HAVE_LIBPTHREAD | SCHED_QUNLOCK(root, type); |
| pthread_mutex_unlock(&root->root_mtx[type]); | |
| #endif | |
| return flg; |
return flg; |
| } |
} |
| |
|
|
Line 699 schedPolling(sched_root_task_t * __restrict root, stru
|
Line 1072 schedPolling(sched_root_task_t * __restrict root, stru
|
| * return: -1 error or 0 ok |
* return: -1 error or 0 ok |
| */ |
*/ |
| int |
int |
| schedTermCondition(sched_root_task_t * __restrict root, intptr_t condValue) | schedTermCondition(sched_root_task_t * __restrict root, intptr_t * __restrict condValue) |
| { |
{ |
| if (!root) | if (!root && !condValue) |
| return -1; |
return -1; |
| |
|
| root->root_cond = condValue; | *root->root_cond = *condValue; |
| root->root_hooks.hook_exec.condition = sched_hook_condition; |
root->root_hooks.hook_exec.condition = sched_hook_condition; |
| return 0; |
return 0; |
| } |
} |
|
Line 714 schedTermCondition(sched_root_task_t * __restrict root
|
Line 1087 schedTermCondition(sched_root_task_t * __restrict root
|
| * |
* |
| * @root = root task |
* @root = root task |
| * @criteria = find task by criteria |
* @criteria = find task by criteria |
| * [CRITERIA_ANY|CRITERIA_ID|CRITERIA_DATA] | * [CRITERIA_ANY|CRITERIA_ID|CRITERIA_VAL|CRITERIA_DATA] |
| * @param = search parameter (sched_task_t *task| u_long id) | * @param = search parameter (sched_task_t *task| unsigned long id) |
| * return: -1 error or 0 resumed ok |
* return: -1 error or 0 resumed ok |
| */ |
*/ |
| int |
int |
|
Line 727 schedResumeby(sched_root_task_t * __restrict root, u_c
|
Line 1100 schedResumeby(sched_root_task_t * __restrict root, u_c
|
| if (!root) |
if (!root) |
| return -1; |
return -1; |
| |
|
| #ifdef HAVE_LIBPTHREAD | SCHED_QLOCK(root, taskSUSPEND); |
| pthread_mutex_lock(&root->root_mtx[taskSUSPEND]); | |
| #endif | |
| TAILQ_FOREACH_SAFE(task, &root->root_suspend, task_node, tmp) { |
TAILQ_FOREACH_SAFE(task, &root->root_suspend, task_node, tmp) { |
| flg ^= flg; |
flg ^= flg; |
| switch (criteria) { |
switch (criteria) { |
|
Line 737 schedResumeby(sched_root_task_t * __restrict root, u_c
|
Line 1108 schedResumeby(sched_root_task_t * __restrict root, u_c
|
| flg = 1; |
flg = 1; |
| break; |
break; |
| case CRITERIA_ID: |
case CRITERIA_ID: |
| |
case CRITERIA_VAL: |
| if (TASK_VAL(task) == (u_long) param) |
if (TASK_VAL(task) == (u_long) param) |
| flg = 1; |
flg = 1; |
| break; |
break; |
|
Line 761 schedResumeby(sched_root_task_t * __restrict root, u_c
|
Line 1133 schedResumeby(sched_root_task_t * __restrict root, u_c
|
| TAILQ_REMOVE(&root->root_suspend, task, task_node); |
TAILQ_REMOVE(&root->root_suspend, task, task_node); |
| |
|
| task->task_type = taskREADY; |
task->task_type = taskREADY; |
| #ifdef HAVE_LIBPTHREAD | insert_task_to(task, &root->root_ready); |
| pthread_mutex_lock(&root->root_mtx[taskREADY]); | |
| #endif | |
| TAILQ_INSERT_TAIL(&root->root_ready, task, task_node); | |
| #ifdef HAVE_LIBPTHREAD | |
| pthread_mutex_unlock(&root->root_mtx[taskREADY]); | |
| #endif | |
| |
|
| flg ^= flg; /* ok */ |
flg ^= flg; /* ok */ |
| } |
} |
| } |
} |
| #ifdef HAVE_LIBPTHREAD | SCHED_QUNLOCK(root, taskSUSPEND); |
| pthread_mutex_unlock(&root->root_mtx[taskSUSPEND]); | |
| #endif | |
| |
|
| return flg; |
return flg; |
| |
} |
| |
|
| |
static void * |
| |
_sched_sigDisp(void *arg) |
| |
{ |
| |
sched_root_task_t *root = arg; |
| |
sched_task_t *task, *tmp; |
| |
int sig, flg; |
| |
sigset_t ss; |
| |
|
| |
sigfillset(&ss); |
| |
while (root->root_sigthr) { |
| |
if (sigwait(&ss, &sig)) |
| |
continue; |
| |
|
| |
pthread_mutex_lock(&root->root_sigmtx); |
| |
if (!sigismember(&root->root_sigset, sig)) { |
| |
pthread_mutex_unlock(&root->root_sigmtx); |
| |
continue; |
| |
} |
| |
|
| |
flg = 0; |
| |
TAILQ_FOREACH_SAFE(task, &root->root_signal, task_node, tmp) { |
| |
if (TASK_VAL(task) == (uintptr_t) sig) { |
| |
if (!flg) { |
| |
TASK_RET(task) = 0; |
| |
TASK_FLAG(task) = 0; |
| |
|
| |
/* remove signal handle */ |
| |
transit_task2ready(task, &root->root_signal); |
| |
} |
| |
flg++; |
| |
} |
| |
} |
| |
if (flg < 2) |
| |
sigdelset(&root->root_sigset, sig); |
| |
|
| |
pthread_mutex_unlock(&root->root_sigmtx); |
| |
} |
| |
|
| |
return NULL; |
| |
} |
| |
|
| |
/* |
| |
* schedSignalDispatch() - Activate or Deactivate signal dispatcher |
| |
* |
| |
* @root = root task |
| |
* @on = Activate or =0 deactivate |
| |
* return: -1 error or 0 ok |
| |
*/ |
| |
int |
| |
schedSignalDispatch(sched_root_task_t * __restrict root, int on) |
| |
{ |
| |
sigset_t ss; |
| |
struct timespec ts = { .tv_sec = 1, .tv_nsec = 0 }; |
| |
#ifndef HAVE_LIBPTHREAD |
| |
sched_SetErr(ENOTSUP, "Library has not support pthreads"); |
| |
return -1; |
| |
#else |
| |
pthread_attr_t attr; |
| |
#endif |
| |
|
| |
#if SUP_ENABLE == KQ_SUPPORT |
| |
return 0; |
| |
#endif |
| |
|
| |
if (!on) { |
| |
pthread_cancel(root->root_sigthr); |
| |
#ifdef __linux__ |
| |
root->root_sigthr = 0L; |
| |
#else |
| |
root->root_sigthr = NULL; |
| |
#endif |
| |
return 0; |
| |
} |
| |
|
| |
/* if we have not using polling, then we must turn on */ |
| |
if (sched_timespecisinf(&root->root_poll)) |
| |
schedPolling(root, &ts, NULL); |
| |
|
| |
pthread_attr_init(&attr); |
| |
pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); |
| |
#ifdef SCHED_RR |
| |
pthread_attr_setschedpolicy(&attr, SCHED_RR); |
| |
#else |
| |
pthread_attr_setschedpolicy(&attr, SCHED_OTHER); |
| |
#endif |
| |
|
| |
sigfillset(&ss); |
| |
pthread_sigmask(SIG_BLOCK, &ss, NULL); |
| |
|
| |
if (pthread_create(&root->root_sigthr, &attr, _sched_sigDisp, root)) { |
| |
sched_SetErr(errno, "pthread_create(SignalDispatch) #%d - %s", |
| |
errno, strerror(errno)); |
| |
#ifdef __linux__ |
| |
root->root_sigthr = 0L; |
| |
#else |
| |
root->root_sigthr = NULL; |
| |
#endif |
| |
pthread_sigmask(SIG_SETMASK, &root->root_oldset, NULL); |
| |
return -1; |
| |
} |
| |
|
| |
return 0; |
| } |
} |