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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This file implements PEImage, a generic class to manipulate PE files. | 5 // This file implements PEImage, a generic class to manipulate PE files. |
6 // This file was adapted from GreenBorder's Code. | 6 // This file was adapted from GreenBorder's Code. |
7 | 7 |
8 #include "base/pe_image.h" | 8 #include "base/pe_image.h" |
9 | 9 |
10 #ifdef _WIN64 | 10 #ifdef _WIN64 |
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514 // Don't follow the virtual RVAToAddr, use the one on the base. | 514 // Don't follow the virtual RVAToAddr, use the one on the base. |
515 DWORD offset_within_section = reinterpret_cast<DWORD>(address) - | 515 DWORD offset_within_section = reinterpret_cast<DWORD>(address) - |
516 reinterpret_cast<DWORD>(PEImage::RVAToAddr( | 516 reinterpret_cast<DWORD>(PEImage::RVAToAddr( |
517 section_header->VirtualAddress)); | 517 section_header->VirtualAddress)); |
518 #pragma warning(pop) | 518 #pragma warning(pop) |
519 | 519 |
520 *on_disk_offset = section_header->PointerToRawData + offset_within_section; | 520 *on_disk_offset = section_header->PointerToRawData + offset_within_section; |
521 return true; | 521 return true; |
522 } | 522 } |
523 | 523 |
524 PVOID PEImage::RVAToAddr(DWORD_PTR rva) const { | 524 PVOID PEImage::RVAToAddr(DWORD rva) const { |
525 if (rva == 0) | 525 if (rva == 0) |
526 return NULL; | 526 return NULL; |
527 | 527 |
528 return reinterpret_cast<char*>(module_) + rva; | 528 return reinterpret_cast<char*>(module_) + rva; |
529 } | 529 } |
530 | 530 |
531 PVOID PEImageAsData::RVAToAddr(DWORD_PTR rva) const { | 531 PVOID PEImageAsData::RVAToAddr(DWORD rva) const { |
532 if (rva == 0) | 532 if (rva == 0) |
533 return NULL; | 533 return NULL; |
534 | 534 |
535 PVOID in_memory = PEImage::RVAToAddr(rva); | 535 PVOID in_memory = PEImage::RVAToAddr(rva); |
536 DWORD dummy; | 536 DWORD dummy; |
537 | 537 |
538 if (!ImageAddrToOnDiskOffset(in_memory, &dummy)) | 538 if (!ImageAddrToOnDiskOffset(in_memory, &dummy)) |
539 return NULL; | 539 return NULL; |
540 | 540 |
541 return in_memory; | 541 return in_memory; |
542 } | 542 } |
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