src/os/windows/vm/jvm_windows.h

Thu, 28 Jun 2012 17:03:16 -0400

author
zgu
date
Thu, 28 Jun 2012 17:03:16 -0400
changeset 3900
d2a62e0f25eb
parent 3747
ec15e8f6e4f1
child 4144
ba8fd2fe198b
permissions
-rw-r--r--

6995781: Native Memory Tracking (Phase 1)
7151532: DCmd for hotspot native memory tracking
Summary: Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd
Reviewed-by: acorn, coleenp, fparain

     1 /*
     2  * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4  *
     5  * This code is free software; you can redistribute it and/or modify it
     6  * under the terms of the GNU General Public License version 2 only, as
     7  * published by the Free Software Foundation.
     8  *
     9  * This code is distributed in the hope that it will be useful, but WITHOUT
    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    12  * version 2 for more details (a copy is included in the LICENSE file that
    13  * accompanied this code).
    14  *
    15  * You should have received a copy of the GNU General Public License version
    16  * 2 along with this work; if not, write to the Free Software Foundation,
    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    18  *
    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    20  * or visit www.oracle.com if you need additional information or have any
    21  * questions.
    22  *
    23  */
    25 #ifndef OS_WINDOWS_VM_JVM_WINDOWS_H
    26 #define OS_WINDOWS_VM_JVM_WINDOWS_H
    28 #ifndef _JAVASOFT_JVM_MD_H_
    29 #define _JAVASOFT_JVM_MD_H_
    31 /*
    32  * This file is currently collecting system-specific dregs for the
    33  * JNI conversion, which should be sorted out later.
    34  */
    36 // JDK7 requires VS2010
    37 #if _MSC_VER >= 1600
    38 // JDK7 minimum platform requirement: Windows XP
    39 #if _WIN32_WINNT < 0x0501
    40 #undef _WIN32_WINNT
    41 #define _WIN32_WINNT  0x0501
    42 #endif
    43 #endif
    45 #include <windows.h>
    47 #if _MSC_VER <= 1200
    48 // Psapi.h doesn't come with Visual Studio 6; it can be downloaded as Platform
    49 // SDK from Microsoft.  Here are the definitions copied from Psapi.h
    50 typedef struct _MODULEINFO {
    51     LPVOID lpBaseOfDll;
    52     DWORD SizeOfImage;
    53     LPVOID EntryPoint;
    54 } MODULEINFO, *LPMODULEINFO;
    56 #else
    57 #include <Psapi.h>
    58 #endif
    60 #include <Tlhelp32.h>
    62 typedef int socklen_t;
    64 // #include "jni.h"
    66 #define JNI_ONLOAD_SYMBOLS      {"_JNI_OnLoad@8", "JNI_OnLoad"}
    67 #define JNI_ONUNLOAD_SYMBOLS    {"_JNI_OnUnload@8", "JNI_OnUnload"}
    68 #define JVM_ONLOAD_SYMBOLS      {"_JVM_OnLoad@12", "JVM_OnLoad"}
    69 #define AGENT_ONLOAD_SYMBOLS    {"_Agent_OnLoad@12", "Agent_OnLoad"}
    70 #define AGENT_ONUNLOAD_SYMBOLS  {"_Agent_OnUnload@4", "Agent_OnUnload"}
    71 #define AGENT_ONATTACH_SYMBOLS  {"_Agent_OnAttach@12", "Agent_OnAttach"}
    73 #define JNI_LIB_PREFIX ""
    74 #define JNI_LIB_SUFFIX ".dll"
    76 struct dirent {
    77     char d_name[MAX_PATH];
    78 };
    80 typedef struct {
    81     struct dirent dirent;
    82     char *path;
    83     HANDLE handle;
    84     WIN32_FIND_DATA find_data;
    85 } DIR;
    87 #include <stdlib.h>
    89 #define JVM_MAXPATHLEN _MAX_PATH
    91 #define JVM_R_OK    4
    92 #define JVM_W_OK    2
    93 #define JVM_X_OK    1
    94 #define JVM_F_OK    0
    96 #ifdef __cplusplus
    97 extern "C" {
    98 #endif
   100 JNIEXPORT void * JNICALL
   101 JVM_GetThreadInterruptEvent();
   103 #ifdef __cplusplus
   104 } /* extern "C" */
   105 #endif /* __cplusplus */
   107 /*
   108  * File I/O
   109  */
   111 // #include <sys/types.h>
   112 // #include <sys/stat.h>
   113 // #include <fcntl.h>
   114 // #include <errno.h>
   116 /* O Flags */
   118 #define JVM_O_RDONLY     O_RDONLY
   119 #define JVM_O_WRONLY     O_WRONLY
   120 #define JVM_O_RDWR       O_RDWR
   121 #define JVM_O_O_APPEND   O_APPEND
   122 #define JVM_O_EXCL       O_EXCL
   123 #define JVM_O_CREAT      O_CREAT
   124 #define JVM_O_DELETE     O_TEMPORARY
   126 /* Signals */
   128 #define JVM_SIGINT     SIGINT
   129 #define JVM_SIGTERM    SIGTERM
   131 #define SHUTDOWN1_SIGNAL SIGINT            /* Shutdown Hooks support.    */
   132 #define SHUTDOWN2_SIGNAL SIGTERM
   134 #endif /* !_JAVASOFT_JVM_MD_H_ */
   136 #endif // OS_WINDOWS_VM_JVM_WINDOWS_H

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