Make your own free website on Tripod.com
Main Page   Namespace List   Class Hierarchy   Alphabetical List   Compound List   File List   Compound Members   File Members  

rawdump.h File Reference

Go to the source code of this file.

Functions

void RawDump (CSignFile &file, uint32_t imageBase, const RVAFileTranslator &rva)


Function Documentation

void RawDump CSignFile   file,
uint32_t    imageBase,
const RVAFileTranslator   rva
 

Definition at line 75 of file rawdump.cpp.

References RVAFileTranslator::GetSection(), PeSection::RawAddress, CSignFile::RawRead(), PeSection::RawSize, PeSection::RvaAddress, CFile::Seek(), CFile::Tell(), and WriteBinary().

Referenced by main().

00076 {
00077   // get file size
00078   file.Seek(0,SEEK_END);
00079   uint32_t fileSize = (uint32_t)file.Tell();
00080 
00081   uint32_t startFile = 0;
00082   uint32_t endFile;
00083 
00084   printf("\nRaw dump\n");
00085 
00086   for(unsigned n=0; ; )
00087   {
00088     const PeSection* section = rva.GetSection(n);
00089     uint32_t writeStart = startFile;
00090     int currSection = -1;
00091     if (!section)
00092     {
00093       // no more sections, write last part of file
00094       endFile = fileSize;
00095     }
00096     else
00097     {
00098       if (startFile == section->RawAddress )
00099       {
00100         // write this section
00101         endFile = section->RawAddress + section->RawSize;
00102         writeStart = imageBase + section->RvaAddress;
00103         currSection = n;
00104         ++n;
00105       }
00106       else if (startFile > section->RawAddress )
00107       {
00108         // skip section (probably not file section)
00109         ++n;
00110         continue;
00111       }
00112       else
00113       {
00114         // write part before section
00115         endFile = section->RawAddress;
00116       }
00117     }
00118 
00119     // normalize
00120     if (endFile > fileSize)
00121       endFile = fileSize;
00122 
00123     // write dump of [startFile, endFile)
00124     // exclude empty sections
00125     if (startFile != endFile)
00126     {
00127       if (currSection == -1)
00128         printf("\nFile section\n");
00129       else
00130         printf("\nSection %d\n",currSection);
00131       uint8_t buffer[256];
00132       file.Seek(startFile);
00133       while ( startFile < endFile)
00134       {
00135         unsigned left = (endFile - startFile) > 256 ? 256 : (endFile - startFile);
00136         file.RawRead(buffer,left*sizeof(uint8_t));
00137         WriteBinary(writeStart,buffer,left);
00138         startFile += left;
00139         writeStart += left;
00140       }
00141     }
00142 
00143     startFile = endFile;
00144 
00145     if (endFile == fileSize)
00146       break;
00147   }
00148 }


Generated on Mon Jan 13 22:20:35 2003 for perdr by doxygen1.2.15