2
* Copyright (C) 2011 Apple Inc. All rights reserved.
4
* Redistribution and use in source and binary forms, with or without
5
* modification, are permitted provided that the following conditions
7
* 1. Redistributions of source code must retain the above copyright
8
* notice, this list of conditions and the following disclaimer.
9
* 2. Redistributions in binary form must reproduce the above copyright
10
* notice, this list of conditions and the following disclaimer in the
11
* documentation and/or other materials provided with the distribution.
13
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17
* 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
21
* 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
23
* THE POSSIBILITY OF SUCH DAMAGE.
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// See <http://msdn.microsoft.com/en-us/magazine/cc301808.aspx> and
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// <http://msdn.microsoft.com/en-us/windows/hardware/gg463119> for more information about the PE
35
PEImage::PEImage(HMODULE module)
39
const IMAGE_DOS_HEADER* dosHeader = reinterpret_cast<const IMAGE_DOS_HEADER*>(m_module);
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if (dosHeader->e_magic != IMAGE_DOS_SIGNATURE)
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const IMAGE_NT_HEADERS* ntHeaders = static_cast<const IMAGE_NT_HEADERS*>(convertRVAToAddress(dosHeader->e_lfanew));
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if (ntHeaders->Signature != IMAGE_NT_SIGNATURE)
47
if (ntHeaders->OptionalHeader.Magic != IMAGE_NT_OPTIONAL_HDR_MAGIC)
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m_ntHeaders = ntHeaders;
53
const void* PEImage::convertRVAToAddress(DWORD rva) const
55
return reinterpret_cast<unsigned char*>(m_module) + rva;
58
const void* PEImage::dataDirectoryEntryAddress(DWORD entryIndex) const
63
if (m_ntHeaders->OptionalHeader.NumberOfRvaAndSizes <= entryIndex)
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const IMAGE_DATA_DIRECTORY& directory = m_ntHeaders->OptionalHeader.DataDirectory[entryIndex];
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return convertRVAToAddress(directory.VirtualAddress);
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} // namespace WebCore