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| 1 /* | |
| 2 * Copyright (C) 2011 Apple Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions | |
| 6 * are met: | |
| 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. | |
| 12 * | |
| 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 | |
| 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF | |
| 23 * THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 */ | |
| 25 | |
| 26 #include "config.h" | |
| 27 #include "ImportedModulesEnumerator.h" | |
| 28 | |
| 29 #include "ImportedFunctionsEnumerator.h" | |
| 30 | |
| 31 // See <http://msdn.microsoft.com/en-us/magazine/cc301808.aspx> and | |
| 32 // <http://msdn.microsoft.com/en-us/windows/hardware/gg463119> for more informat
ion about the PE | |
| 33 // image format. | |
| 34 | |
| 35 namespace WebCore { | |
| 36 | |
| 37 ImportedModulesEnumerator::ImportedModulesEnumerator(const PEImage& image) | |
| 38 : m_image(image) | |
| 39 { | |
| 40 if (m_image.isValid()) | |
| 41 m_descriptor = static_cast<const IMAGE_IMPORT_DESCRIPTOR*>(m_image.dataD
irectoryEntryAddress(IMAGE_DIRECTORY_ENTRY_IMPORT)); | |
| 42 else | |
| 43 m_descriptor = 0; | |
| 44 } | |
| 45 | |
| 46 bool ImportedModulesEnumerator::isAtEnd() const | |
| 47 { | |
| 48 return !m_descriptor || !m_descriptor->Characteristics; | |
| 49 } | |
| 50 | |
| 51 void ImportedModulesEnumerator::next() | |
| 52 { | |
| 53 ASSERT(!isAtEnd()); | |
| 54 ++m_descriptor; | |
| 55 } | |
| 56 | |
| 57 const char* ImportedModulesEnumerator::currentModuleName() const | |
| 58 { | |
| 59 ASSERT(m_descriptor); | |
| 60 return static_cast<const char*>(m_image.convertRVAToAddress(m_descriptor->Na
me)); | |
| 61 } | |
| 62 | |
| 63 ImportedFunctionsEnumerator ImportedModulesEnumerator::functionsEnumerator() con
st | |
| 64 { | |
| 65 ASSERT(m_descriptor); | |
| 66 | |
| 67 const IMAGE_THUNK_DATA* importNameTable = static_cast<const IMAGE_THUNK_DATA
*>(m_image.convertRVAToAddress(m_descriptor->OriginalFirstThunk)); | |
| 68 const IMAGE_THUNK_DATA* importAddressTable = static_cast<const IMAGE_THUNK_D
ATA*>(m_image.convertRVAToAddress(m_descriptor->FirstThunk)); | |
| 69 | |
| 70 return ImportedFunctionsEnumerator(m_image, importNameTable, importAddressTa
ble); | |
| 71 } | |
| 72 | |
| 73 } // namespace WebCore | |
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