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This commit is contained in:
Laurent Clouet
2019-08-10 22:09:32 +02:00
parent 9f1f509bb6
commit 3230807a7d
75 changed files with 317 additions and 80 deletions
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214
src/com/sheepit/client/os/windows/Kernel32Lib.java
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/* This file was originally taken from JNA project (https://github.com/twall/jna)
* filename: contrib/platform/src/com/sun/jna/platform/win32/Tlhelp32.java
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*/
package com.sheepit.client.os.windows;
import java.util.Arrays;
import java.util.List;
import com.sun.jna.Library;
import com.sun.jna.Pointer;
import com.sun.jna.Structure;
import com.sun.jna.platform.win32.BaseTSD;
import com.sun.jna.platform.win32.WinDef;
import com.sun.jna.platform.win32.WinDef.DWORD;
import com.sun.jna.platform.win32.WinNT;
import com.sun.jna.platform.win32.WinNT.HANDLE;
public interface Kernel32Lib extends Library {
public static final String path = "kernel32";
/**
* Includes all heaps of the process specified in th32ProcessID in the snapshot. To enumerate the heaps, see
* Heap32ListFirst.
*/
WinDef.DWORD TH32CS_SNAPHEAPLIST = new WinDef.DWORD(0x00000001);
/**
* Includes all processes in the system in the snapshot. To enumerate the processes, see Process32First.
*/
WinDef.DWORD TH32CS_SNAPPROCESS = new WinDef.DWORD(0x00000002);
/**
* Includes all threads in the system in the snapshot. To enumerate the threads, see Thread32First.
*/
WinDef.DWORD TH32CS_SNAPTHREAD = new WinDef.DWORD(0x00000004);
/**
* Includes all modules of the process specified in th32ProcessID in the snapshot. To enumerate the modules, see
* Module32First. If the function fails with ERROR_BAD_LENGTH, retry the function until it succeeds.
*/
WinDef.DWORD TH32CS_SNAPMODULE = new WinDef.DWORD(0x00000008);
/**
* Includes all 32-bit modules of the process specified in th32ProcessID in the snapshot when called from a 64-bit
* process. This flag can be combined with TH32CS_SNAPMODULE or TH32CS_SNAPALL. If the function fails with
* ERROR_BAD_LENGTH, retry the function until it succeeds.
*/
WinDef.DWORD TH32CS_SNAPMODULE32 = new WinDef.DWORD(0x00000010);
/**
* Includes all processes and threads in the system, plus the heaps and modules of the process specified in th32ProcessID.
*/
WinDef.DWORD TH32CS_SNAPALL = new WinDef.DWORD((TH32CS_SNAPHEAPLIST.intValue() | TH32CS_SNAPPROCESS.intValue() | TH32CS_SNAPTHREAD.intValue() | TH32CS_SNAPMODULE.intValue()));
/**
* Indicates that the snapshot handle is to be inheritable.
*/
WinDef.DWORD TH32CS_INHERIT = new WinDef.DWORD(0x80000000);
/**
* The system does not display the Windows Error Reporting dialog.
* See: http://msdn.microsoft.com/en-us/library/ms680621%28VS.85%29.aspx
*/
WinDef.DWORD SEM_NOGPFAULTERRORBOX = new WinDef.DWORD(0x0002);
/**
* Describes an entry from a list of the processes residing in the system address space when a snapshot was taken.
*/
public static class PROCESSENTRY32 extends Structure {
public static class ByReference extends PROCESSENTRY32 implements Structure.ByReference {
public ByReference() {
}
public ByReference(Pointer memory) {
super(memory);
}
}
public PROCESSENTRY32() {
dwSize = new WinDef.DWORD(size());
}
public PROCESSENTRY32(Pointer memory) {
useMemory(memory);
read();
}
/**
* The size of the structure, in bytes. Before calling the Process32First function, set this member to
* sizeof(PROCESSENTRY32). If you do not initialize dwSize, Process32First fails.
*/
public WinDef.DWORD dwSize;
/**
* This member is no longer used and is always set to zero.
*/
public WinDef.DWORD cntUsage;
/**
* The process identifier.
*/
public WinDef.DWORD th32ProcessID;
/**
* This member is no longer used and is always set to zero.
*/
public BaseTSD.ULONG_PTR th32DefaultHeapID;
/**
* This member is no longer used and is always set to zero.
*/
public WinDef.DWORD th32ModuleID;
/**
* The number of execution threads started by the process.
*/
public WinDef.DWORD cntThreads;
/**
* The identifier of the process that created this process (its parent process).
*/
public WinDef.DWORD th32ParentProcessID;
/**
* The base priority of any threads created by this process.
*/
public WinDef.LONG pcPriClassBase;
/**
* This member is no longer used, and is always set to zero.
*/
public WinDef.DWORD dwFlags;
/**
* The name of the executable file for the process. To retrieve the full path to the executable file, call the
* Module32First function and check the szExePath member of the MODULEENTRY32 structure that is returned.
* However, if the calling process is a 32-bit process, you must call the QueryFullProcessImageName function to
* retrieve the full path of the executable file for a 64-bit process.
*/
public char[] szExeFile = new char[WinDef.MAX_PATH];
@Override
protected List getFieldOrder() {
return Arrays.asList(new String[] { "dwSize", "cntUsage", "th32ProcessID", "th32DefaultHeapID", "th32ModuleID", "cntThreads", "th32ParentProcessID", "pcPriClassBase", "dwFlags", "szExeFile" });
}
}
/**
* Takes a snapshot of the specified processes, as well as the heaps, modules, and threads used by these processes.
*
* @param dwFlags The portions of the system to be included in the snapshot.
* @param th32ProcessID The process identifier of the process to be included in the snapshot. This parameter can be zero to indicate
* the current process. This parameter is used when the TH32CS_SNAPHEAPLIST, TH32CS_SNAPMODULE,
* TH32CS_SNAPMODULE32, or TH32CS_SNAPALL value is specified. Otherwise, it is ignored and all processes are
* included in the snapshot.
* <p/>
* If the specified process is the Idle process or one of the CSRSS processes, this function fails and the last
* error code is ERROR_ACCESS_DENIED because their access restrictions prevent user-level code from opening them.
* <p/>
* If the specified process is a 64-bit process and the caller is a 32-bit process, this function fails and the
* last error code is ERROR_PARTIAL_COPY (299).
* @return If the function succeeds, it returns an open handle to the specified snapshot.
* <p/>
* If the function fails, it returns INVALID_HANDLE_VALUE. To get extended error information, call GetLastError.
* Possible error codes include ERROR_BAD_LENGTH.
*/
public WinNT.HANDLE CreateToolhelp32Snapshot(WinDef.DWORD dwFlags, WinDef.DWORD th32ProcessID);
/**
* Retrieves information about the first process encountered in a system snapshot.
*
* @param hSnapshot A handle to the snapshot returned from a previous call to the CreateToolhelp32Snapshot function.
* @param lppe A pointer to a PROCESSENTRY32 structure. It contains process information such as the name of the
* executable file, the process identifier, and the process identifier of the parent process.
* @return Returns TRUE if the first entry of the process list has been copied to the buffer or FALSE otherwise. The
* ERROR_NO_MORE_FILES error value is returned by the GetLastError function if no processes exist or the snapshot
* does not contain process information.
*/
public boolean Process32First(WinNT.HANDLE hSnapshot, Kernel32Lib.PROCESSENTRY32.ByReference lppe);
/**
* Retrieves information about the next process recorded in a system snapshot.
*
* @param hSnapshot A handle to the snapshot returned from a previous call to the CreateToolhelp32Snapshot function.
* @param lppe A pointer to a PROCESSENTRY32 structure.
* @return Returns TRUE if the next entry of the process list has been copied to the buffer or FALSE otherwise. The
* ERROR_NO_MORE_FILES error value is returned by the GetLastError function if no processes exist or the snapshot
* does not contain process information.
*/
public boolean Process32Next(WinNT.HANDLE hSnapshot, Kernel32Lib.PROCESSENTRY32.ByReference lppe);
public boolean SetPriorityClass(HANDLE hProcess, int dwPriorityClass);
/**
* Controls whether the system will handle the specified types of serious errors or whether the process will handle them.
* See: http://msdn.microsoft.com/en-us/library/ms680621%28VS.85%29.aspx
*
* @param uMode The process error mode. This parameter can be one or more of the following values.
*/
public int SetErrorMode(DWORD uMode);
}

194
src/com/sheepit/client/os/windows/WinProcess.java
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/*
* Copyright (C) 2013 Laurent CLOUET
* Author Laurent CLOUET <laurent.clouet@nopnop.net>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; version 2
* of the License.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package com.sheepit.client.os.windows;
import java.io.IOException;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.List;
import com.sun.jna.Native;
import com.sun.jna.Pointer;
import com.sun.jna.platform.win32.Kernel32;
import com.sun.jna.platform.win32.Kernel32Util;
import com.sun.jna.platform.win32.WinDef.DWORD;
import com.sun.jna.platform.win32.WinNT;
public class WinProcess {
public static final int PRIORITY_IDLE = 0x40;
public static final int PRIORITY_BELOW_NORMAL = 0x4000;
public static final int PRIORITY_NORMAL = 0x20;
public static final int PRIORITY_ABOVE_NORMAL = 0x8000;
public static final int PRIORITY_HIGH = 0x80;
public static final int PRIORITY_REALTIME = 0x100;
private WinNT.HANDLE handle;
private int pid;
Kernel32Lib kernel32lib;
public WinProcess() {
this.handle = null;
this.pid = -1;
this.kernel32lib = null;
try {
this.kernel32lib = (Kernel32Lib) Native.loadLibrary(Kernel32Lib.path, Kernel32Lib.class);
}
catch (java.lang.UnsatisfiedLinkError e) {
System.out.println("WinProcess::construct " + e);
}
catch (java.lang.ExceptionInInitializerError e) {
System.out.println("WinProcess::construct " + e);
}
catch (Exception e) {
System.out.println("WinProcess::construct " + e);
}
}
private static boolean processHasGetPid() {
try {
if (Process.class.getMethod("pid", null) != null) {
return true;
}
}
catch (NoSuchMethodException | SecurityException e) {
}
return false;
}
private static long getPid(Process process) {
try {
return (long) Process.class.getMethod("pid", null).invoke(process, null);
}
catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException | NoSuchMethodException | SecurityException e) {
}
return 0;
}
private static WinNT.HANDLE getHandleByPid(int pid_) throws IOException {
WinNT.HANDLE handle = Kernel32.INSTANCE.OpenProcess(0x0400 | // PROCESS_QUERY_INFORMATION
0x0800 | // PROCESS_SUSPEND_RESUME
0x0001 | // PROCESS_TERMINATE
0x0200 | // PROCESS_SET_INFORMATION
0x00100000, // SYNCHRONIZE
false, pid_);
if (handle == null) {
throw new IOException("OpenProcess failed: " + Kernel32Util.formatMessageFromLastErrorCode(Kernel32.INSTANCE.GetLastError()) + " (pid: " + pid_ + ")");
}
return handle;
}
public WinProcess(Process process) {
this();
if (processHasGetPid()) {
int _pid = (int) getPid(process);
try {
this.handle = getHandleByPid(_pid);
}
catch (IOException e) {
}
this.pid = _pid;
}
else {
try {
Field f = process.getClass().getDeclaredField("handle");
f.setAccessible(true);
long val = f.getLong(process);
this.handle = new WinNT.HANDLE();
this.handle.setPointer(Pointer.createConstant(val));
this.pid = Kernel32.INSTANCE.GetProcessId(this.handle);
}
catch (NoSuchFieldException e) {
}
catch (IllegalArgumentException e) {
}
catch (IllegalAccessException e) {
}
}
}
public WinProcess(int pid_) throws IOException {
this();
this.handle = getHandleByPid(pid_);
this.pid = pid_;
}
@Override
protected void finalize() throws Throwable {
if (this.handle != null) {
// Kernel32.INSTANCE.CloseHandle(this.handle); // do not close the handle because the parent Process object might still be alive
this.handle = null;
}
this.pid = -1;
}
public boolean kill() {
try {
List<WinProcess> children = this.getChildren();
this.terminate();
for (WinProcess child : children) {
child.kill();
}
}
catch (IOException e) {
e.printStackTrace();
}
return false;
}
public boolean setPriority(int priority) {
return this.kernel32lib.SetPriorityClass(this.handle, priority);
}
private void terminate() {
Kernel32.INSTANCE.TerminateProcess(this.handle, 0);
Kernel32.INSTANCE.CloseHandle(this.handle); // we are sure that the parent Process object is dead
}
private List<WinProcess> getChildren() throws IOException {
ArrayList<WinProcess> result = new ArrayList<WinProcess>();
WinNT.HANDLE hSnap = this.kernel32lib.CreateToolhelp32Snapshot(Kernel32Lib.TH32CS_SNAPPROCESS, new DWORD(0));
Kernel32Lib.PROCESSENTRY32.ByReference ent = new Kernel32Lib.PROCESSENTRY32.ByReference();
if (!this.kernel32lib.Process32First(hSnap, ent)) {
return result;
}
do {
if (ent.th32ParentProcessID.intValue() == this.pid) {
try {
result.add(new WinProcess(ent.th32ProcessID.intValue()));
}
catch (IOException e) {
System.err.println("WinProcess::getChildren, IOException " + e);
}
}
}
while (this.kernel32lib.Process32Next(hSnap, ent));
Kernel32.INSTANCE.CloseHandle(hSnap);
return result;
}
public String toString() {
return "WinProcess(pid: " + this.pid + ", handle " + this.handle + ")";
}
}