89 lines
3.5 KiB
Python
Executable File
89 lines
3.5 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (C) 2011-2015 Apple Inc. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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# THE POSSIBILITY OF SUCH DAMAGE.
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import re
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import sys
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import getopt
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import argparse
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import os
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import subprocess
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up = os.path.dirname
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tools_directory = up(up(os.path.abspath(__file__)))
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sys.path.insert(0, os.path.join(tools_directory, "lldb"))
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from lldb_dump_class_layout import LLDBDebuggerInstance, ClassLayout
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framework = "WebCore"
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build_directory = ""
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target_path = ""
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config = "Release"
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arch = None
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def webkit_build_dir():
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scriptpath = os.path.dirname(os.path.realpath(__file__))
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return subprocess.check_output([os.path.join(scriptpath, "webkit-build-directory"), "--top-level"]).decode().strip()
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def main():
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parser = argparse.ArgumentParser(description='Dumps the in-memory layout of the given class or classes, showing padding holes.')
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parser.add_argument('framework', metavar='framework',
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help='name of the framework containing the class (e.g. "WebCore")')
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parser.add_argument('classname', metavar='classname',
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help='name of the class or struct to dump')
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parser.add_argument('-b', '--build-directory', dest='build_directory', action='store',
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help='Path to the directory under which build files are kept (should not include configuration)')
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parser.add_argument('-c', '--configuration', dest='config', action='store',
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help='Configuration (Debug or Release)')
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parser.add_argument('-a', '--architecture', dest='arch', action='store',
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help='Architecture (i386, x86_64, armv7, armv7s, arm64). Uses the first architecture listed by \'file\' by default')
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parser.add_argument('-t', '--target-path', dest='target_path', action='store',
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help='Path to the target')
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args = parser.parse_args()
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build_dir = webkit_build_dir()
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if args.config is None:
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args.config = "Release"
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if args.build_directory is not None:
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build_dir = args.build_directory
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if args.target_path is not None:
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target_path = args.target_path
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else:
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target_path = os.path.join(build_dir, args.config, args.framework + ".framework", args.framework);
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lldb_instance = LLDBDebuggerInstance(target_path, args.arch)
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class_layout = lldb_instance.layout_for_classname(args.classname)
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class_layout.dump()
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if __name__ == "__main__":
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main()
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