Dogcows Code - chaz/thecheat/blob - main.m

   1
   2 // **********************************************************************
   3 // The Cheat - A universal game cheater for Mac OS X
   4 // (C) 2003-2005 Chaz McGarvey (BrokenZipper)
   5 //
   6 // This program is free software; you can redistribute it and/or modify
   7 // it under the terms of the GNU General Public License as published by
   8 // the Free Software Foundation; either version 1, or (at your option)
   9 // any later version.
  10 //
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License
  17 // along with this program; if not, write to the Free Software
  18 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 //
  20
  21 #import <Cocoa/Cocoa.h>
  22 #import <Foundation/foundation.h>
  23 #import <SecurityFoundation/SFAuthorization.h>
  24 #import <Security/AuthorizationTags.h>
  25 #include "ChazLog.h"
  26
  27 void authMe(char * FullPathToMe)
  28 {
  29         // get authorization as root
  30
  31         OSStatus myStatus;
  32
  33         // set up Authorization Item
  34         AuthorizationItem myItems[1];
  35         myItems[0].name = kAuthorizationRightExecute;
  36         myItems[0].valueLength = 0;
  37         myItems[0].value = NULL;
  38         myItems[0].flags = 0;
  39
  40         // Set up Authorization Rights
  41         AuthorizationRights myRights;
  42         myRights.count = sizeof (myItems) / sizeof (myItems[0]);
  43         myRights.items = myItems;
  44
  45         // set up Authorization Flags
  46         AuthorizationFlags myFlags;
  47         myFlags =
  48                 kAuthorizationFlagDefaults |
  49                 kAuthorizationFlagInteractionAllowed |
  50                 kAuthorizationFlagExtendRights;
  51
  52         // Create an Authorization Ref using Objects above. NOTE: Login bod comes up with this call.
  53         AuthorizationRef myAuthorizationRef;
  54         myStatus = AuthorizationCreate (&myRights, kAuthorizationEmptyEnvironment, myFlags, &myAuthorizationRef);
  55
  56         if (myStatus == errAuthorizationSuccess)
  57         {
  58                 // prepare communication path - used to signal that process is loaded
  59                 FILE *myCommunicationsPipe = NULL;
  60                 char myReadBuffer[] = " ";
  61
  62                 // run this app in GOD mode by passing authorization ref and comm pipe (asynchoronous call to external application)
  63                 myStatus = AuthorizationExecuteWithPrivileges(myAuthorizationRef,FullPathToMe,kAuthorizationFlagDefaults,nil,&myCommunicationsPipe);
  64
  65                 // external app is running asynchronously - it will send to stdout when loaded
  66                 if (myStatus == errAuthorizationSuccess)
  67                 {
  68                         read (fileno (myCommunicationsPipe), myReadBuffer, sizeof (myReadBuffer));
  69                         fclose(myCommunicationsPipe);
  70                 }
  71
  72                 // release authorization reference
  73                 myStatus = AuthorizationFree (myAuthorizationRef, kAuthorizationFlagDestroyRights);
  74         }
  75 }
  76
  77 bool amIWorthy(void)
  78 {
  79         // running as root?
  80         AuthorizationRef myAuthRef;
  81         OSStatus stat = AuthorizationCopyPrivilegedReference(&myAuthRef,kAuthorizationFlagDefaults);
  82
  83         return stat == errAuthorizationSuccess;
  84 }
  85
  86 int main( int argc, char *argv[] )
  87 {
  88         NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
  89
  90         ChazLogDisable();
  91
  92         ChazDebugSetup();
  93         ChazMapLogToDebug();
  94
  95         [pool release];
  96
  97         if (amIWorthy())
  98         {
  99                 printf("Don't forget to flush! ;-) "); // signal back to close caller
 100                 fflush(stdout);
 101
 102                 return NSApplicationMain(argc,  (const char **) argv);
 103         }
 104         else
 105         {
 106                 authMe(argv[0]);
 107                 return 0;
 108         }
 109
 110         ChazDebugCleanup();
 111 }