duke@435: /*
rbackman@3709:  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
duke@435:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435:  *
duke@435:  * This code is free software; you can redistribute it and/or modify it
duke@435:  * under the terms of the GNU General Public License version 2 only, as
duke@435:  * published by the Free Software Foundation.
duke@435:  *
duke@435:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@435:  * version 2 for more details (a copy is included in the LICENSE file that
duke@435:  * accompanied this code).
duke@435:  *
duke@435:  * You should have received a copy of the GNU General Public License version
duke@435:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@435:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435:  *
trims@1907:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907:  * or visit www.oracle.com if you need additional information or have any
trims@1907:  * questions.
duke@435:  *
duke@435:  */
duke@435: 
stefank@2314: #ifndef OS_WINDOWS_VM_OSTHREAD_WINDOWS_HPP
stefank@2314: #define OS_WINDOWS_VM_OSTHREAD_WINDOWS_HPP
stefank@2314: 
rbackman@3796:   typedef void* HANDLE;
rbackman@3796:  public:
rbackman@3796:   typedef unsigned long thread_id_t;
duke@435: 
duke@435:  private:
duke@435:   // Win32-specific thread information
duke@435:   HANDLE _thread_handle;        // Win32 thread handle
duke@435:   HANDLE _interrupt_event;      // Event signalled on thread interrupt
duke@435:   ThreadState _last_state;
duke@435: 
duke@435:  public:
duke@435:   // The following will only apply in the Win32 implementation, and should only
duke@435:   // be visible in the concrete class, not this which should be an abstract base class
duke@435:   HANDLE thread_handle() const                     { return _thread_handle; }
duke@435:   void set_thread_handle(HANDLE handle)            { _thread_handle = handle; }
duke@435:   HANDLE interrupt_event() const                   { return _interrupt_event; }
duke@435:   void set_interrupt_event(HANDLE interrupt_event) { _interrupt_event = interrupt_event; }
duke@435: 
duke@435: #ifndef PRODUCT
duke@435:   // Used for debugging, return a unique integer for each thread.
duke@435:   int thread_identifier() const                    { return _thread_id; }
duke@435: #endif
duke@435: #ifdef ASSERT
duke@435:   // We expect no reposition failures so kill vm if we get one
duke@435:   //
duke@435:   bool valid_reposition_failure() {
duke@435:     return false;
duke@435:   }
duke@435: #endif // ASSERT
duke@435:   bool is_try_mutex_enter()                        { return false; }
duke@435: 
duke@435:   // This is a temporary fix for the thread states during
duke@435:   // suspend/resume until we throw away OSThread completely.
duke@435:   // NEEDS_CLEANUP
duke@435:   void set_last_state(ThreadState state)           { _last_state = state; }
duke@435:   ThreadState get_last_state()                     { return _last_state; }
duke@435: 
duke@435:  private:
duke@435:   void pd_initialize();
duke@435:   void pd_destroy();
stefank@2314: 
stefank@2314: #endif // OS_WINDOWS_VM_OSTHREAD_WINDOWS_HPP