/*
 * Copyright (C) 2006 Michael Eddington <meddington@gmail.com>
 *
 * License: GNU GPL (GNU General Public License, see COPYING-GPL)
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

// $Id$

#include "stdafx.h"

#include <stdio.h>
#include <windows.h>
#include <detours.h>

#define arrayof(x)    (sizeof(x)/sizeof(x[0]))

int main(int argc, char **argv)
{
  char* pszDllPath = "dumadetoursdll.dll";

  if(getenv("DUMA_DETOURS_DLL"))
	pszDllPath = getenv("DUMA_DETOURS_DLL");

  printf("\n| DUMA -- Detours DUMA Loader\n| Copyright (c) 2006 Michael Eddington\n\n");

  if (argc < 2)
  {
	printf("\nSyntax: dumadetours.exe [command line]\n\n");
	return 1;
  }

  //////////////////////////////////////////////////////////////////////////

  STARTUPINFO si;
  PROCESS_INFORMATION pi;
  char szCommand[2048];
  char szExe[1024];
  char szFullExe[1024] = "\0";
  char* pszFileExe = NULL;
  int cnt = 1;

  ZeroMemory(&si, sizeof(si));
  ZeroMemory(&pi, sizeof(pi));
  si.cb = sizeof(si);

  szCommand[0] = L'\0';
  strcpy(szExe, argv[cnt]);
  for (; cnt < argc; cnt++)
  {
	if (strchr(argv[cnt], ' ') != NULL || strchr(argv[cnt], '\t') != NULL)
	{
	  strcat(szCommand, "\"");
	  strcat(szCommand, argv[cnt]);
	  strcat(szCommand, "\"");
	}
	else
	  strcat(szCommand, argv[cnt]);

	if (cnt + 1 < argc)
	  strcat(szCommand, " ");
  }

  printf("dumadetours.exe: Starting: [%s]\n\n", szCommand);
  fflush(stdout);

  SetLastError(0);
  SearchPath(NULL, szExe, ".exe", arrayof(szFullExe), szFullExe, &pszFileExe);

#ifdef DUMA_DUMA_DETOURS_VERSION == 2.1
  if (!DetourCreateProcessWithDll(
									szFullExe[0] ? szFullExe : NULL // lpApplicationName
								  , szCommand                 // lpCommandLine
								  , NULL                      // lpProcessAttributes
								  , NULL                      // lpThreadAttributes
								  , TRUE                      // bInheritHandles
								  , CREATE_DEFAULT_ERROR_MODE // dwCreationFlags
								  , NULL                      // lpEnvironment
								  , NULL                      // lpCurrentDirectory
								  , &si                       // lpStartupInfo
								  , &pi                       // lpProcessInformation
								  , NULL                      // lpDetouredDllPath
								  , pszDllPath                // lpDllName
								  , NULL
	 )                            )   // pfCreateProcessW
#else
  if (!DetourCreateProcessWithDll(
									szFullExe[0] ? szFullExe : NULL
								  , szCommand
								  , NULL
								  , NULL
								  , TRUE
								  , CREATE_DEFAULT_ERROR_MODE
								  , NULL
								  , NULL
								  , &si
								  , &pi
								  , pszDllPath
								  , NULL
	 )                            )
#endif
  {
	printf("dumadetours.exe: DetourCreateProcessWithDll failed: %d\n", GetLastError());
	ExitProcess(2);
  }

  WaitForSingleObject(pi.hProcess, INFINITE);

  DWORD dwResult = 0;
  if (!GetExitCodeProcess(pi.hProcess, &dwResult))
  {
	printf("dumadetours.exe: GetExitCodeProcess failed: %d\n", GetLastError());
	dwResult = 3;
  }

  return dwResult;
}


// end