author | iveresov |
Fri, 17 Aug 2018 13:20:53 -0700 | |
changeset 51436 | 091c0d22e735 |
parent 47216 | 71c04702a3d5 |
child 52910 | 583fd71c47d6 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package jdk.tools.jaotc.binformat.macho; |
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import java.nio.ByteBuffer; |
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import jdk.tools.jaotc.binformat.macho.MachO.reloc_info; |
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final class MachORelocEntry { |
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private final ByteBuffer entry; |
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MachORelocEntry(int offset, int symno, int pcrel, int length, int isextern, int type) { |
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entry = MachOByteBuffer.allocate(reloc_info.totalsize); |
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entry.putInt(reloc_info.r_address.off, offset); |
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// Encode and store the relocation entry bitfields |
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// @formatter:off |
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entry.putInt(reloc_info.r_relocinfo.off, |
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((symno & reloc_info.REL_SYMNUM_MASK) << reloc_info.REL_SYMNUM_SHIFT) | |
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((pcrel & reloc_info.REL_PCREL_MASK) << reloc_info.REL_PCREL_SHIFT) | |
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((length & reloc_info.REL_LENGTH_MASK) << reloc_info.REL_LENGTH_SHIFT) | |
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((isextern & reloc_info.REL_EXTERN_MASK) << reloc_info.REL_EXTERN_SHIFT) | |
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((type & reloc_info.REL_TYPE_MASK) << reloc_info.REL_TYPE_SHIFT)); |
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// @formatter:on |
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} |
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byte[] getArray() { |
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return entry.array(); |
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} |
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} |