/*
* Copyright 1994-1999 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
/*
* Win32 implementation of Java threads
*/
#ifndef _JAVASOFT_WIN32_THREADS_MD_H_
#define _JAVASOFT_WIN32_THREADS_MD_H_
#include <windows.h>
#define N_TRACED_REGS 7
#define SYS_THREAD_NULL ((sys_thread_t *) 0)
/*
* Machine dependent info in a sys_thread_t: Keep these values in
* sync with the string array used by sysThreadDumpInfo() in threads_md.c!
*/
typedef enum {
FIRST_THREAD_STATE,
RUNNABLE = FIRST_THREAD_STATE,
SUSPENDED,
MONITOR_WAIT,
CONDVAR_WAIT,
MONITOR_SUSPENDED,
NUM_THREAD_STATES
} thread_state_t;
struct sys_mon;
/*
* Machine dependent thread data structure
*/
typedef struct sys_thread {
HANDLE handle; /* Win32 thread handle */
unsigned long id; /* Win32 thread id */
long regs[N_TRACED_REGS]; /* Registers */
thread_state_t state; /* Current thread state */
bool_t system_thread; /* TRUE if this is a system thread */
bool_t interrupted; /* Shadow thread interruption */
short suspend_flags;
HANDLE interrupt_event; /* Event signaled on thread interrupt */
struct sys_mon *wait_monitor; /* Monitor the thread is waiting for */
struct sys_thread *next_waiter; /* Next thread in the waiting queue */
struct sys_mon *enter_monitor; /* Monitor thread is waiting to enter */
void (*start_proc)(void *); /* Thread start routine address */
void *start_parm; /* Thread start routine parameter */
struct sys_thread *next; /* Next thread in active thread queue */
void *stack_ptr; /* Pointer into the stack segment */
unsigned int last_sum;
PNT_TIB nt_tib; /* Pointer to NT thread-local block */
} sys_thread_t;
#define MONITOR_WAIT_SUSPENDED 0x0001
#define CONDVAR_WAIT_SUSPENDED 0x0002
extern bool_t ThreadsInitialized;
extern sys_mon_t *_sys_queue_lock;
#define SYS_QUEUE_LOCK(self) sysMonitorEnter(self, _sys_queue_lock)
#define SYS_QUEUE_LOCKED(self) sysMonitorEntered(self, _sys_queue_lock)
#define SYS_QUEUE_UNLOCK(self) sysMonitorExit(self, _sys_queue_lock)
#define SYS_QUEUE_NOTIFYALL(self) sysMonitorNotifyAll(self, _sys_queue_lock)
#define SYS_QUEUE_WAIT(self) sysMonitorWait(self, _sys_queue_lock, \
SYS_TIMEOUT_INFINITY)
#endif /* !_JAVASOFT_WIN32_THREADS_MD_H_ */