| /* |
| * Copyright (c) 1997, 2012, Oracle and/or its affiliates. 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. |
| * |
| * 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #ifndef OS_WINDOWS_VM_OSTHREAD_WINDOWS_HPP |
| #define OS_WINDOWS_VM_OSTHREAD_WINDOWS_HPP |
| |
| typedef void* HANDLE; |
| public: |
| typedef unsigned long thread_id_t; |
| |
| private: |
| // Win32-specific thread information |
| HANDLE _thread_handle; // Win32 thread handle |
| HANDLE _interrupt_event; // Event signalled on thread interrupt |
| ThreadState _last_state; |
| |
| public: |
| // The following will only apply in the Win32 implementation, and should only |
| // be visible in the concrete class, not this which should be an abstract base class |
| HANDLE thread_handle() const { return _thread_handle; } |
| void set_thread_handle(HANDLE handle) { _thread_handle = handle; } |
| HANDLE interrupt_event() const { return _interrupt_event; } |
| void set_interrupt_event(HANDLE interrupt_event) { _interrupt_event = interrupt_event; } |
| |
| #ifndef PRODUCT |
| // Used for debugging, return a unique integer for each thread. |
| int thread_identifier() const { return _thread_id; } |
| #endif |
| #ifdef ASSERT |
| // We expect no reposition failures so kill vm if we get one |
| // |
| bool valid_reposition_failure() { |
| return false; |
| } |
| #endif // ASSERT |
| bool is_try_mutex_enter() { return false; } |
| |
| // This is a temporary fix for the thread states during |
| // suspend/resume until we throw away OSThread completely. |
| // NEEDS_CLEANUP |
| void set_last_state(ThreadState state) { _last_state = state; } |
| ThreadState get_last_state() { return _last_state; } |
| |
| private: |
| void pd_initialize(); |
| void pd_destroy(); |
| |
| #endif // OS_WINDOWS_VM_OSTHREAD_WINDOWS_HPP |