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1 /*
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2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #ifndef OS_BSD_VM_DECODER_MACHO_HPP
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26 #define OS_BSD_VM_DECODER_MACHO_HPP
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27
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28 #ifdef __APPLE__
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29
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30 #include "utilities/decoder.hpp"
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31
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32 // Just a placehold for now, a real implementation should derive
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33 // from AbstractDecoder
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34 class MachODecoder : public AbstractDecoder {
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35 public:
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36 MachODecoder() { }
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37 ~MachODecoder() { }
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38 virtual bool can_decode_C_frame_in_vm() const {
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39 return true;
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40 }
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41 virtual bool demangle(const char* symbol, char* buf, int buflen);
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42 virtual bool decode(address pc, char* buf, int buflen, int* offset,
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43 const void* base);
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44 virtual bool decode(address pc, char* buf, int buflen, int* offset,
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45 const char* module_path = NULL) {
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46 ShouldNotReachHere();
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47 return false;
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48 }
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49
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50 private:
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51 void * mach_find_command(struct mach_header_64 * mach_base, uint32_t command_wanted);
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52 char * mach_find_in_stringtable(char *strtab, uint32_t tablesize, int strx_wanted);
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53 };
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54
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55 #endif
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56
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57 #endif // OS_BSD_VM_DECODER_MACHO_HPP
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58
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