7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package jdk.tools.jaotc.binformat.macho;
  25 
  26 import java.nio.ByteBuffer;
  27 import java.nio.ByteOrder;
  28 
  29 import jdk.tools.jaotc.binformat.macho.MachO;
  30 import jdk.tools.jaotc.binformat.macho.MachO.reloc_info;
  31 import jdk.tools.jaotc.binformat.macho.MachOByteBuffer;
  32 
  33 public class MachORelocEntry {
  34     ByteBuffer entry;
  35 
  36     public MachORelocEntry(int offset,
  37                            int symno,
  38                            int pcrel,
  39                            int length,
  40                            int isextern,
  41                            int type) {
  42 
  43         entry = MachOByteBuffer.allocate(reloc_info.totalsize);
  44 
  45         entry.putInt(reloc_info.r_address.off, offset);
  46 
  47         // Encode and store the relocation entry bitfields

  48         entry.putInt(reloc_info.r_relocinfo.off,
  49             ((symno & reloc_info.REL_SYMNUM_MASK)
  50              << reloc_info.REL_SYMNUM_SHIFT) |
  51             ((pcrel & reloc_info.REL_PCREL_MASK)
  52              << reloc_info.REL_PCREL_SHIFT) |
  53             ((length & reloc_info.REL_LENGTH_MASK)
  54              << reloc_info.REL_LENGTH_SHIFT) |
  55             ((isextern & reloc_info.REL_EXTERN_MASK)
  56              << reloc_info.REL_EXTERN_SHIFT) |
  57             ((type & reloc_info.REL_TYPE_MASK)
  58              << reloc_info.REL_TYPE_SHIFT));
  59     }
  60 
  61     public byte[] getArray() {
  62         return entry.array();
  63     }
  64 }
  65 

   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package jdk.tools.jaotc.binformat.macho;
  25 
  26 import java.nio.ByteBuffer;

  27 

  28 import jdk.tools.jaotc.binformat.macho.MachO.reloc_info;
  29 import jdk.tools.jaotc.binformat.macho.MachOByteBuffer;
  30 
  31 final class MachORelocEntry {
  32     private final ByteBuffer entry;
  33 
  34     MachORelocEntry(int offset, int symno, int pcrel, int length, int isextern, int type) {





  35 
  36         entry = MachOByteBuffer.allocate(reloc_info.totalsize);
  37 
  38         entry.putInt(reloc_info.r_address.off, offset);
  39 
  40         // Encode and store the relocation entry bitfields
  41         // @formatter:off
  42         entry.putInt(reloc_info.r_relocinfo.off,
  43             ((symno    & reloc_info.REL_SYMNUM_MASK) << reloc_info.REL_SYMNUM_SHIFT) |
  44             ((pcrel    & reloc_info.REL_PCREL_MASK)  << reloc_info.REL_PCREL_SHIFT)  |
  45             ((length   & reloc_info.REL_LENGTH_MASK) << reloc_info.REL_LENGTH_SHIFT) |
  46             ((isextern & reloc_info.REL_EXTERN_MASK) << reloc_info.REL_EXTERN_SHIFT) |
  47             ((type     & reloc_info.REL_TYPE_MASK)   << reloc_info.REL_TYPE_SHIFT));
  48         // @formatter:on




  49     }
  50 
  51     byte[] getArray() {
  52         return entry.array();
  53     }
  54 }