17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*3348528fSdm120769 * Common Development and Distribution License, Version 1.0 only 6*3348528fSdm120769 * (the "License"). You may not use this file except in compliance 7*3348528fSdm120769 * with the License. 87c478bd9Sstevel@tonic-gate * 97c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 107c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 117c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 127c478bd9Sstevel@tonic-gate * and limitations under the License. 137c478bd9Sstevel@tonic-gate * 147c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 157c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 167c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 177c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 187c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 197c478bd9Sstevel@tonic-gate * 207c478bd9Sstevel@tonic-gate * CDDL HEADER END 217c478bd9Sstevel@tonic-gate */ 227c478bd9Sstevel@tonic-gate /* 23*3348528fSdm120769 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate /* 287c478bd9Sstevel@tonic-gate * condvar.h: 297c478bd9Sstevel@tonic-gate * 307c478bd9Sstevel@tonic-gate * definitions for thread synchronization primitives: condition variables 317c478bd9Sstevel@tonic-gate * This is the public part of the interface to condition variables. The 327c478bd9Sstevel@tonic-gate * private (implementation-specific) part is in <arch>/sys/condvar_impl.h. 337c478bd9Sstevel@tonic-gate */ 347c478bd9Sstevel@tonic-gate 357c478bd9Sstevel@tonic-gate #ifndef _SYS_CONDVAR_H 367c478bd9Sstevel@tonic-gate #define _SYS_CONDVAR_H 377c478bd9Sstevel@tonic-gate 387c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 397c478bd9Sstevel@tonic-gate 407c478bd9Sstevel@tonic-gate #ifndef _ASM 417c478bd9Sstevel@tonic-gate #include <sys/types.h> 427c478bd9Sstevel@tonic-gate #include <sys/time.h> 437c478bd9Sstevel@tonic-gate #ifdef _KERNEL 447c478bd9Sstevel@tonic-gate #include <sys/mutex.h> 457c478bd9Sstevel@tonic-gate #endif /* _KERNEL */ 467c478bd9Sstevel@tonic-gate #endif /* _ASM */ 477c478bd9Sstevel@tonic-gate 487c478bd9Sstevel@tonic-gate #ifdef __cplusplus 497c478bd9Sstevel@tonic-gate extern "C" { 507c478bd9Sstevel@tonic-gate #endif 517c478bd9Sstevel@tonic-gate 527c478bd9Sstevel@tonic-gate #ifndef _ASM 537c478bd9Sstevel@tonic-gate 547c478bd9Sstevel@tonic-gate /* 557c478bd9Sstevel@tonic-gate * Condtion variables. 567c478bd9Sstevel@tonic-gate */ 577c478bd9Sstevel@tonic-gate 587c478bd9Sstevel@tonic-gate typedef struct _kcondvar { 597c478bd9Sstevel@tonic-gate ushort_t _opaque; 607c478bd9Sstevel@tonic-gate } kcondvar_t; 617c478bd9Sstevel@tonic-gate 627c478bd9Sstevel@tonic-gate typedef enum { 637c478bd9Sstevel@tonic-gate CV_DEFAULT, 647c478bd9Sstevel@tonic-gate CV_DRIVER 657c478bd9Sstevel@tonic-gate } kcv_type_t; 667c478bd9Sstevel@tonic-gate 677c478bd9Sstevel@tonic-gate 687c478bd9Sstevel@tonic-gate #if defined(_KERNEL) 697c478bd9Sstevel@tonic-gate 707c478bd9Sstevel@tonic-gate /* 717c478bd9Sstevel@tonic-gate * condition variable function prototypes 727c478bd9Sstevel@tonic-gate */ 737c478bd9Sstevel@tonic-gate 747c478bd9Sstevel@tonic-gate extern void cv_init(kcondvar_t *, char *, kcv_type_t, void *); 757c478bd9Sstevel@tonic-gate extern void cv_destroy(kcondvar_t *); 767c478bd9Sstevel@tonic-gate extern void cv_wait(kcondvar_t *, kmutex_t *); 777c478bd9Sstevel@tonic-gate extern void cv_wait_stop(kcondvar_t *, kmutex_t *, int); 787c478bd9Sstevel@tonic-gate extern clock_t cv_timedwait(kcondvar_t *, kmutex_t *, clock_t); 797c478bd9Sstevel@tonic-gate extern int cv_wait_sig(kcondvar_t *, kmutex_t *); 807c478bd9Sstevel@tonic-gate extern clock_t cv_timedwait_sig(kcondvar_t *, kmutex_t *, clock_t); 817c478bd9Sstevel@tonic-gate extern int cv_wait_sig_swap(kcondvar_t *, kmutex_t *); 827c478bd9Sstevel@tonic-gate extern int cv_wait_sig_swap_core(kcondvar_t *, kmutex_t *, int *); 837c478bd9Sstevel@tonic-gate extern void cv_signal(kcondvar_t *); 847c478bd9Sstevel@tonic-gate extern void cv_broadcast(kcondvar_t *); 85*3348528fSdm120769 extern int cv_waituntil_sig(kcondvar_t *, kmutex_t *, timestruc_t *, int); 867c478bd9Sstevel@tonic-gate 877c478bd9Sstevel@tonic-gate #endif /* defined(_KERNEL) */ 887c478bd9Sstevel@tonic-gate 897c478bd9Sstevel@tonic-gate #endif /* _ASM */ 907c478bd9Sstevel@tonic-gate 917c478bd9Sstevel@tonic-gate #ifdef __cplusplus 927c478bd9Sstevel@tonic-gate } 937c478bd9Sstevel@tonic-gate #endif 947c478bd9Sstevel@tonic-gate 957c478bd9Sstevel@tonic-gate #endif /* _SYS_CONDVAR_H */ 96