Mercurial > hg > openjdk > jdk7 > jdk
view src/windows/npt/npt_md.h @ 4311:f8eddc85cc02
7003964: SERV: securely load DLLs and launch executables using fully qualified path
Summary: Linked in Windows libraries that are available on jdk7 supported platforms, and used GetModuleHandle instead of LoadLibrary for already loaded Dlls.
Reviewed-by: dcubed, alanb
author | zgu |
---|---|
date | Fri, 15 Apr 2011 09:53:05 -0400 |
parents | 00cd9dc3c2b5 |
children |
line wrap: on
line source
/* * Copyright (c) 2004, 2005, 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. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * 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. */ /* Native Platform Toolkit */ #ifndef _NPT_MD_H #define _NPT_MD_H #include <windows.h> #include <stdio.h> #include <string.h> #include <errno.h> #define NPT_LIBNAME "npt.dll" #define NPT_INITIALIZE(pnpt,version,options) \ { \ HINSTANCE jvm; \ void *_handle; \ void *_sym; \ char buf[FILENAME_MAX+32]; \ char *lastSlash; \ \ if ( (pnpt) == NULL ) NPT_ERROR("NptEnv* is NULL"); \ _handle = NULL; \ *(pnpt) = NULL; \ buf[0] = 0; \ jvm = GetModuleHandle("jvm.dll"); \ if ( jvm == NULL ) NPT_ERROR("Cannot find jvm.dll"); \ GetModuleFileName(jvm, buf, FILENAME_MAX); \ lastSlash = strrchr(buf, '\\'); \ if ( lastSlash != NULL ) { \ *lastSlash = '\0'; \ (void)strcat(buf, "\\..\\"); \ (void)strcat(buf, NPT_LIBNAME); \ _handle = LoadLibrary(buf); \ } \ if ( _handle == NULL ) NPT_ERROR("Cannot open library"); \ _sym = GetProcAddress(_handle, "nptInitialize"); \ if ( _sym == NULL ) NPT_ERROR("Cannot find nptInitialize"); \ ((NptInitialize)_sym)((pnpt), version, (options)); \ if ( *(pnpt) == NULL ) NPT_ERROR("Cannot initialize NptEnv"); \ (*(pnpt))->libhandle = _handle; \ } #define NPT_TERMINATE(npt,options) \ { \ void *_handle; \ void *_sym; \ \ if ( (npt) == NULL ) NPT_ERROR("NptEnv* is NULL"); \ _handle = (npt)->libhandle; \ if ( _handle == NULL ) NPT_ERROR("npt->libhandle is NULL"); \ _sym = GetProcAddress(_handle, "nptTerminate"); \ if ( _sym == NULL ) NPT_ERROR("Cannot find nptTerminate"); \ ((NptTerminate)_sym)((npt), (options)); \ (void)FreeLibrary(_handle); \ } #endif