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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _ISCSI_THREAD_H
#define _ISCSI_THREAD_H
/*
* Block comment which describes the contents of this file.
*/
#ifdef __cplusplus
extern "C" {
#endif
#include <sys/types.h>
#include <sys/ddi.h>
#include <sys/sunddi.h>
#define SIG_ISCSI_THREAD 0x54485244
#define ISCSI_TH_MAX_NAME_LEN 32
#define ISCSI_THREAD_SIGNAL_KILL 0x00000001
#define ISCSI_THREAD_SIGNAL_WAKEUP 0x00000002
#define ISCSI_THREAD_STATE_STOPPED 0x00000001
#define ISCSI_THREAD_STATE_STOPPING 0x00000002
#define ISCSI_THREAD_STATE_STARTED 0x00000004
#define ISCSI_THREAD_STATE_STARTING 0x00000008
#define ISCSI_THREAD_STATE_DESTROYING 0x00000010
struct _iscsi_thread;
typedef void (*iscsi_thread_ep_t)(struct _iscsi_thread *, void *);
typedef struct _iscsi_thread {
uint32_t signature;
uint32_t state;
ddi_taskq_t *tq;
iscsi_thread_ep_t entry_point;
void *arg;
dev_info_t *dip;
struct {
uint32_t bitmap;
kmutex_t mtx;
kcondvar_t cdv;
} sign;
struct {
kmutex_t mtx;
} mgnt;
} iscsi_thread_t;
iscsi_thread_t *
iscsi_thread_create(
dev_info_t *dip,
char *name,
iscsi_thread_ep_t entry_point,
void *arg
);
void
iscsi_thread_destroy(
iscsi_thread_t *thread
);
boolean_t
iscsi_thread_start(
iscsi_thread_t *thread
);
boolean_t
iscsi_thread_stop(
iscsi_thread_t *thread
);
void
iscsi_thread_send_kill(
iscsi_thread_t *thread
);
boolean_t
iscsi_thread_send_wakeup(
iscsi_thread_t *thread
);
int
iscsi_thread_wait(
iscsi_thread_t *thread,
clock_t timeout
);
uint32_t
iscsi_thread_check_signals(
iscsi_thread_t *thread
);
#ifdef __cplusplus
}
#endif
#endif /* _ISCSI_THREAD_H */
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