| /* |
| * Copyright (c) 1998, 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. 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. |
| */ |
| |
| #ifndef JDWP_UTIL_MD_H |
| #define JDWP_UTIL_MD_H |
| |
| #include <stddef.h> |
| #include <stdint.h> /* To get uintptr_t */ |
| |
| #include <limits.h> |
| #include <sys/types.h> |
| #ifdef _ALLBSD_SOURCE |
| #include <machine/endian.h> |
| #elif __linux__ |
| #include <endian.h> |
| #endif |
| |
| #ifdef _LP64 |
| typedef unsigned long UNSIGNED_JLONG; |
| typedef unsigned int UNSIGNED_JINT; |
| #else /* _LP64 */ |
| typedef unsigned long long UNSIGNED_JLONG; |
| typedef unsigned long UNSIGNED_JINT; |
| #endif /* _LP64 */ |
| |
| #ifndef MAXPATHLEN |
| #define MAXPATHLEN PATH_MAX |
| #endif |
| |
| /* On little endian machines, convert java big endian numbers. */ |
| |
| #if defined(_LITTLE_ENDIAN) |
| |
| #define HOST_TO_JAVA_CHAR(x) (((x & 0xff) << 8) | ((x >> 8) & (0xff))) |
| #define HOST_TO_JAVA_SHORT(x) (((x & 0xff) << 8) | ((x >> 8) & (0xff))) |
| #define HOST_TO_JAVA_INT(x) \ |
| ((x << 24) | \ |
| ((x & 0x0000ff00) << 8) | \ |
| ((x & 0x00ff0000) >> 8) | \ |
| (((UNSIGNED_JINT)(x & 0xff000000)) >> 24)) |
| #define HOST_TO_JAVA_LONG(x) \ |
| ((x << 56) | \ |
| ((x & 0x000000000000ff00) << 40) | \ |
| ((x & 0x0000000000ff0000) << 24) | \ |
| ((x & 0x00000000ff000000) << 8) | \ |
| ((x & 0x000000ff00000000) >> 8) | \ |
| ((x & 0x0000ff0000000000) >> 24) | \ |
| ((x & 0x00ff000000000000) >> 40) | \ |
| (((UNSIGNED_JLONG)(x & 0xff00000000000000)) >> 56)) |
| #define HOST_TO_JAVA_FLOAT(x) stream_encodeFloat(x) |
| #define HOST_TO_JAVA_DOUBLE(x) stream_encodeDouble(x) |
| |
| #else |
| |
| #define HOST_TO_JAVA_CHAR(x) (x) |
| #define HOST_TO_JAVA_SHORT(x) (x) |
| #define HOST_TO_JAVA_INT(x) (x) |
| #define HOST_TO_JAVA_LONG(x) (x) |
| #define HOST_TO_JAVA_FLOAT(x) (x) |
| #define HOST_TO_JAVA_DOUBLE(x) (x) |
| |
| #endif |
| |
| #define JAVA_TO_HOST_CHAR(x) HOST_TO_JAVA_CHAR(x) |
| #define JAVA_TO_HOST_SHORT(x) HOST_TO_JAVA_SHORT(x) |
| #define JAVA_TO_HOST_INT(x) HOST_TO_JAVA_INT(x) |
| #define JAVA_TO_HOST_LONG(x) HOST_TO_JAVA_LONG(x) |
| #define JAVA_TO_HOST_FLOAT(x) HOST_TO_JAVA_FLOAT(x) |
| #define JAVA_TO_HOST_DOUBLE(x) HOST_TO_JAVA_DOUBLE(x) |
| |
| #endif |