Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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139 lines
3.2 KiB

//--------------------
// PROGRAM: PEDUMP
// FILE: PEDUMP.C
// AUTHOR: Matt Pietrek - 1993
//--------------------
#include <windows.h>
#include <stdio.h>
#include "objdump.h"
#include "exedump.h"
#include "extrnvar.h"
// Global variables set here, and used in EXEDUMP.C and OBJDUMP.C
BOOL fShowRelocations = FALSE;
BOOL fShowRawSectionData = FALSE;
BOOL fShowSymbolTable = FALSE;
BOOL fShowLineNumbers = FALSE;
char HelpText[] =
"PEDUMP - Win32/COFF .EXE/.OBJ file dumper - 1993 Matt Pietrek\n\n"
"Syntax: PEDUMP [switches] filename\n\n"
" /A include everything in dump\n"
" /H include hex dump of sections\n"
" /L include line number information\n"
" /R show base relocations\n"
" /S show symbol table\n";
//
// Open up a file, memory map it, and call the appropriate dumping routine
//
void DumpFile(LPSTR filename)
{
HANDLE hFile;
HANDLE hFileMapping;
LPVOID lpFileBase;
PIMAGE_DOS_HEADER dosHeader;
hFile = CreateFile(filename, GENERIC_READ, FILE_SHARE_READ, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
if ( hFile == INVALID_HANDLE_VALUE )
{
printf("Couldn't open file with CreateFile()\n");
return;
}
hFileMapping = CreateFileMapping(hFile, NULL, PAGE_READONLY, 0, 0, NULL);
if ( hFileMapping == 0 )
{
CloseHandle(hFile);
printf("Couldn't open file mapping with CreateFileMapping()\n");
return;
}
lpFileBase = MapViewOfFile(hFileMapping, FILE_MAP_READ, 0, 0, 0);
if ( lpFileBase == 0 )
{
CloseHandle(hFileMapping);
CloseHandle(hFile);
printf("Couldn't map view of file with MapViewOfFile()\n");
return;
}
printf("Dump of file %s\n\n", filename);
dosHeader = (PIMAGE_DOS_HEADER)lpFileBase;
if ( dosHeader->e_magic == IMAGE_DOS_SIGNATURE )
{
DumpExeFile( dosHeader );
}
else if ( (dosHeader->e_magic == 0x014C) // Does it look like a i386
&& (dosHeader->e_sp == 0) ) // COFF OBJ file???
{
// The two tests above aren't what they look like. They're
// really checking for IMAGE_FILE_HEADER.Machine == i386 (0x14C)
// and IMAGE_FILE_HEADER.SizeOfOptionalHeader == 0;
DumpObjFile( (PIMAGE_FILE_HEADER)lpFileBase );
}
else
printf("unrecognized file format\n");
UnmapViewOfFile(lpFileBase);
CloseHandle(hFileMapping);
CloseHandle(hFile);
}
//
// process all the command line arguments and return a pointer to
// the filename argument.
//
PSTR ProcessCommandLine(int argc, char *argv[])
{
int i;
for ( i=1; i < argc; i++ )
{
strupr(argv[i]);
// Is it a switch character?
if ( (argv[i][0] == '-') || (argv[i][0] == '/') )
{
if ( argv[i][1] == 'A' )
{
fShowRelocations = TRUE;
fShowRawSectionData = TRUE;
fShowSymbolTable = TRUE;
fShowLineNumbers = TRUE;
}
else if ( argv[i][1] == 'H' )
fShowRawSectionData = TRUE;
else if ( argv[i][1] == 'L' )
fShowLineNumbers = TRUE;
else if ( argv[i][1] == 'R' )
fShowRelocations = TRUE;
else if ( argv[i][1] == 'S' )
fShowSymbolTable = TRUE;
}
else // Not a switch character. Must be the filename
{
return argv[i];
}
}
}
int main(int argc, char *argv[])
{
PSTR filename;
if ( argc == 1 )
{
printf( HelpText );
return 1;
}
filename = ProcessCommandLine(argc, argv);
if ( filename )
DumpFile( filename );
return 0;
}