X-Git-Url: https://git.dogcows.com/gitweb?p=chaz%2Fthecheat;a=blobdiff_plain;f=main.m;h=a984ac26dadd4cd138b9e3e182adc88a8ac34b66;hp=7075d5dff800dfcd9b569558a32c3f2185b07d99;hb=HEAD;hpb=ad02580588e2ca41f15ba8f9bd084561d8d485c2

diff --git a/main.m b/main.m
index 7075d5d..a984ac2 100644
--- a/main.m
+++ b/main.m
@@ -1,29 +1,28 @@
 
-// **********************************************************************
-// The Cheat - A universal game cheater for Mac OS X
-// (C) 2003-2005 Chaz McGarvey (BrokenZipper)
-// 
-// 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 1, 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., 675 Mass Ave, Cambridge, MA 02139, USA.
-// 
+/*
+ * The Cheat - The legendary universal game trainer for Mac OS X.
+ * http://www.brokenzipper.com/trac/wiki/TheCheat
+ *
+ * Copyright (c) 2003-2011, Charles McGarvey et al.
+ *
+ * Distributable under the terms and conditions of the 2-clause BSD
+ * license; see the file COPYING for the legal text of the license.
+ */
 
 #import <Cocoa/Cocoa.h>
 #import <Foundation/foundation.h>
 #import <SecurityFoundation/SFAuthorization.h>
 #import <Security/AuthorizationTags.h>
 #include "ChazLog.h"
+#include <sys/types.h>
+#include <sys/uio.h>
+#include <unistd.h>
 
+
+/*
+ * I think this function was ripped from the iHaxGamez project, so it
+ * remains licensed under the GPL.
+ */
 void authMe(char * FullPathToMe)
 {
 	// get authorization as root
@@ -74,13 +73,29 @@ void authMe(char * FullPathToMe)
 	}
 }
 
+/*
+ * I think this function was ripped from the iHaxGamez project, so it
+ * remains licensed under the GPL.
+ */
+bool checkExecutablePermissions(void)
+{
+	NSDictionary	*applicationAttributes = [[NSFileManager defaultManager] fileAttributesAtPath:[[NSBundle mainBundle] executablePath] traverseLink: YES];
+	
+	// We expect 2755 as octal (1517 as decimal, -rwxr-sr-x as extended notation)
+	return ([applicationAttributes filePosixPermissions] == 1517 && [[applicationAttributes fileGroupOwnerAccountName] isEqualToString: @"procmod"]);
+}
+
+/*
+ * I think this function was ripped from the iHaxGamez project, so it
+ * remains licensed under the GPL.
+ */
 bool amIWorthy(void)
 {
 	// running as root?
 	AuthorizationRef myAuthRef;
 	OSStatus stat = AuthorizationCopyPrivilegedReference(&myAuthRef,kAuthorizationFlagDefaults);
 	
-	return stat == errAuthorizationSuccess;
+	return stat == errAuthorizationSuccess || checkExecutablePermissions();
 }
 
 int main( int argc, char *argv[] )
@@ -92,20 +107,33 @@ int main( int argc, char *argv[] )
 	ChazDebugSetup();
 	ChazMapLogToDebug();
 	
-	[pool release];
+#ifdef __ppc__
+	// PPC machines whose operating system is below leopard do not need authorization
+	SInt32 osxMajorVersion;
+	Gestalt(gestaltSystemVersionMinor, &osxMajorVersion);
+	if (osxMajorVersion < 5)
+	{
+		[pool release];
+		return NSApplicationMain(argc,  (const char **) argv);
+	}
+#endif
 	
 	if (amIWorthy())
 	{
-		printf("Don't forget to flush! ;-) "); // signal back to close caller		
+#ifndef _DEBUG
+		printf("Don't forget to flush! ;-) "); // signal back to close caller
+#endif
 		fflush(stdout);
 		
+		[pool release];
 		return NSApplicationMain(argc,  (const char **) argv);
 	}
 	else
 	{
 		authMe(argv[0]);
+		[pool release];
 		return 0;
 	}
 	
 	ChazDebugCleanup();
-}
\ No newline at end of file
+}