| // Copyright 2008, Google Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| // This file/namespace contains utility functions for gathering |
| // information about PE (Portable Executable) headers within |
| // images (dll's / exe's ) |
| |
| #ifndef BASE_IMAGE_UTIL_H__ |
| #define BASE_IMAGE_UTIL_H__ |
| |
| #include <vector> |
| #include "base/basictypes.h" |
| #include <windows.h> |
| |
| namespace image_util { |
| |
| // Contains both the PE section name (.text, .reloc etc) and its size. |
| struct ImageSectionData { |
| std::string name; |
| size_t size_in_bytes; |
| ImageSectionData (const std::string& section_name, size_t section_size) : |
| name (section_name), size_in_bytes(section_size) { |
| } |
| }; |
| |
| typedef std::vector<ImageSectionData> ImageSectionsData; |
| |
| // Provides image statistics for modules of a specified process, or for the |
| // specified process' own executable file. To use, invoke CreateImageMetrics() |
| // to get an instance for a specified process, then access the information via |
| // methods. |
| class ImageMetrics { |
| public: |
| // Creates an ImageMetrics instance for given process owned by |
| // the caller. |
| explicit ImageMetrics(HANDLE process); |
| ~ImageMetrics(); |
| |
| // Fills a vector of ImageSectionsData containing name/size info |
| // for every section found in the specified dll's PE section table. |
| // The DLL must be loaded by the process associated with this ImageMetrics |
| // instance. |
| bool GetDllImageSectionData(const std::string& loaded_dll_name, |
| ImageSectionsData* section_sizes); |
| |
| // Fills a vector if ImageSectionsData containing name/size info |
| // for every section found in the executable file of the process |
| // associated with this ImageMetrics instance. |
| bool GetProcessImageSectionData(ImageSectionsData* section_sizes); |
| |
| private: |
| // Helper for GetDllImageSectionData and GetProcessImageSectionData |
| bool GetImageSectionSizes(char* qualified_path, ImageSectionsData* result); |
| |
| HANDLE process_; |
| |
| DISALLOW_EVIL_CONSTRUCTORS(ImageMetrics); |
| }; |
| |
| } // namespace image_util |
| |
| #endif |