xnu-1699.22.73.tar.gz

[apple/xnu.git] / osfmk / mach / mig.h

diff --git a/osfmk/mach/mig.h b/osfmk/mach/mig.h
index ad6cc4aa293b2f6e79f444ed0078718564219c5d..31a454a60c407d43dc85cc057a9c4e4fa7bc7833 100644 (file)
--- a/osfmk/mach/mig.h
+++ b/osfmk/mach/mig.h
@@ -1,23 +1,29 @@
 /*
- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
@@ -39,8 +45,13 @@
 
 #if defined(MACH_KERNEL)
 
+#if defined(BSMALL_LATER)
+/* Really small configurations don't need type checking */
+#define __MigTypeCheck 0
+#else
 /* Turn MIG type checking on by default for kernel */
 #define __MigTypeCheck 1
+#endif
 #define __MigKernelSpecificCode 1
 #define _MIG_KERNEL_SPECIFIC_CODE_ 1
 
@@ -48,17 +59,24 @@
 #elif defined(TypeCheck)  
 
 #define __MigTypeCheck TypeCheck
- 
-#endif /* defined(TypeCheck) */
+
+#elif !defined(__MigTypeCheck)
+
+/* otherwise, default MIG type checking on - except in small configurations */
+#if defined(BSMALL)
+#define __MigTypeCheck 0
+#else
+#define __MigTypeCheck 1
+#endif
+
+#endif /* !defined(__MigTypeCheck) */
 
 /*
- * Pack MIG message structs if we have Power alignment of structs.
+ * Pack MIG message structs.
  * This is an indicator of the need to view shared structs in a
  * binary-compatible format - and MIG message structs are no different.
  */
-#if __DARWIN_ALIGN_POWER
 #define __MigPackStructs 1
-#endif
 
 /*
  * Definition for MIG-generated server stub routines.  These routines