1 /* 2 * CDDL HEADER START 3 * 4 * This file and its contents are supplied under the terms of the 5 * Common Development and Distribution License ("CDDL"), version 1.0. 6 * You may only use this file in accordance with the terms of version 7 * 1.0 of the CDDL. 8 * 9 * A full copy of the text of the CDDL should have accompanied this 10 * source. A copy of the CDDL is also available via the Internet at 11 * http://www.illumos.org/license/CDDL. 12 * 13 * CDDL HEADER END 14 */ 15 16 /* 17 * Copyright (c) 2017 by Delphix. All rights reserved. 18 */ 19 20 #ifndef _SYS_ZTHR_H 21 #define _SYS_ZTHR_H 22 23 typedef struct zthr zthr_t; 24 typedef int (zthr_func_t)(void *, zthr_t *); 25 typedef boolean_t (zthr_checkfunc_t)(void *, zthr_t *); 26 27 struct zthr { 28 kthread_t *zthr_thread; 29 kmutex_t zthr_lock; 30 kcondvar_t zthr_cv; 31 boolean_t zthr_cancel; 32 hrtime_t zthr_wait_time; 33 34 zthr_checkfunc_t *zthr_checkfunc; 35 zthr_func_t *zthr_func; 36 void *zthr_arg; 37 int zthr_rc; 38 }; 39 40 extern zthr_t *zthr_create(zthr_checkfunc_t checkfunc, 41 zthr_func_t *func, void *arg); 42 extern zthr_t *zthr_create_timer(zthr_checkfunc_t *checkfunc, 43 zthr_func_t *func, void *arg, hrtime_t nano_wait); 44 45 extern void zthr_exit(zthr_t *t, int rc); 46 extern void zthr_destroy(zthr_t *t); 47 48 extern void zthr_wakeup(zthr_t *t); 49 extern int zthr_cancel(zthr_t *t); 50 extern void zthr_resume(zthr_t *t); 51 52 extern boolean_t zthr_iscancelled(zthr_t *t); 53 extern boolean_t zthr_isrunning(zthr_t *t); 54 55 #endif /* _SYS_ZTHR_H */ 56