jruby/core/src/main/java/org/jruby/util/WindowsFFI.java at master · jruby/jruby · GitHub

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/***** BEGIN LICENSE BLOCK *****

* Version: EPL 2.0/GPL 2.0/LGPL 2.1

* The contents of this file are subject to the Eclipse Public

* License Version 2.0 (the "License"); you may not use this file

* except in compliance with the License. You may obtain a copy of

* the License at http://www.eclipse.org/legal/epl-v20.html

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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or

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* rights and limitations under the License.

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* either of the GNU General Public License Version 2 or later (the "GPL"),

* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),

* in which case the provisions of the GPL or the LGPL are applicable instead

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package org.jruby.util;

import jnr.ffi.annotations.Out;

import jnr.ffi.byref.IntByReference;

import jnr.ffi.types.intptr_t;

import jnr.ffi.CallingConvention;

import jnr.ffi.LibraryLoader;

/**

* A binding of a few key win32 functions we need to behave properly.

public class WindowsFFI {

public static interface Kernel32 {

public static final int PROCESS_QUERY_INFORMATION = 0x0400;

public static final int ERROR_INVALID_PARAMETER = 0x57;

public static final int PROCESS_TERMINATE = 0x0001;

public static final int STILL_ACTIVE = 259;

int GetProcessId(@intptr_t long handle);

jnr.ffi.Pointer OpenProcess(int dwDesiredAccess, int bInheritHandle, int dwProcessId);

int CloseHandle(jnr.ffi.Pointer handle);

int GetLastError();

int SetLastError(int ErrorCode);

int GetExitCodeProcess(jnr.ffi.Pointer hProcess, @Out IntByReference pointerToExitCodeDword);

int TerminateProcess(jnr.ffi.Pointer hProcess, int uExitCode);

}

private static final class SingletonHolder {

static final Kernel32 Kernel32 = LibraryLoader.create(Kernel32.class)

.convention(CallingConvention.STDCALL)

.load("Kernel32");

}

public static Kernel32 getKernel32() {

return kernel32();

}

public static Kernel32 kernel32() {

return SingletonHolder.Kernel32;

}

jruby/core/src/main/java/org/jruby/util/WindowsFFI.java at master · jruby/jruby · GitHub

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jruby/core/src/main/java/org/jruby/util/WindowsFFI.java at master · jruby/jruby · GitHub

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