xnu-1486.2.11.tar.gz

[apple/xnu.git] / bsd / dev / i386 / munge.s

diff --git a/bsd/dev/i386/munge.s b/bsd/dev/i386/munge.s
index 5a4dc52b2d96076776f578c4fa99a480fd9ab63f..d174c06e3183e47e4ed1a2657f4b9386d27cac5b 100644 (file)
--- a/bsd/dev/i386/munge.s
+++ b/bsd/dev/i386/munge.s
@@ -1,29 +1,35 @@
 /*
  * Coyright (c) 2005-2006 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_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 Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ * 
+ * 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.
+ * 
+ * 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.
- *
- * @APPLE_LICENSE_HEADER_END@
+ * 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_OSREFERENCE_LICENSE_HEADER_END@
  */
 
 /*
  * Syscall argument mungers.
  *
- * The data to be munged has been explicitly copied in to the arguement area,
+ * The data to be munged has been explicitly copied in to the argument area,
  * and will be munged in place in the uu_arg[] array.  Because of this, the
  * functions all take the same arguments as their PPC equivalents, but the
  * first argument is ignored.  These mungers are for 32-bit app's syscalls,
@@ -144,18 +150,36 @@ ENTRY(munge_wlw)
        movl    %edx,4(%ecx)
        ret
 
+Entry(munge_wwwlw)
+       movl    8(%esp),%ecx    // get &uu_args
+       xorl    %edx,%edx
+       movl    20(%ecx),%eax
+       movl    %eax,32(%ecx)
+       movl    %edx,36(%ecx)
+       jmp     Lwwwl
+       
 ENTRY(munge_wwwl)
        movl    8(%esp),%ecx    // get &uu_args
        xorl    %edx,%edx
+Lwwwl:
        movl    12(%ecx),%eax
        movl    %eax,24(%ecx)
        movl    16(%ecx),%eax
        movl    %eax,28(%ecx)
        jmp     Lw3
 
+ENTRY(munge_wwwwlw)
+       movl    8(%esp),%ecx    // get &uu_args
+       xorl    %edx,%edx
+       movl    24(%ecx),%eax
+       movl    %eax,40(%ecx)
+       movl    %edx,44(%ecx)
+       jmp     Lwwwwl
+
 ENTRY(munge_wwwwl)
        movl    8(%esp),%ecx    // get &uu_args
        xorl    %edx,%edx
+Lwwwwl:
        movl    16(%ecx),%eax
        movl    %eax,32(%ecx)
        movl    20(%ecx),%eax
@@ -171,6 +195,32 @@ ENTRY(munge_wwwwwl)
        movl    %eax,44(%ecx)
        jmp     Lw5
 
+ENTRY(munge_wwwwwwlw)
+       movl    8(%esp),%ecx    // get &uu_args
+       xorl    %edx,%edx
+       movl    32(%ecx),%eax
+       movl    %eax,56(%ecx)
+       movl    %edx,60(%ecx)
+       movl    24(%ecx),%eax
+       movl    %eax,48(%ecx)
+       movl    28(%ecx),%eax
+       movl    %eax,52(%ecx)
+       jmp     Lw6
+       
+
+ENTRY(munge_wwwwwwll)
+       movl    8(%esp),%ecx    // get &uu_args
+       xorl    %edx,%edx
+       movl    32(%ecx),%eax
+       movl    %eax,56(%ecx)
+       movl    36(%ecx),%eax
+       movl    %eax,60(%ecx)
+       movl    24(%ecx),%eax
+       movl    %eax,48(%ecx)
+       movl    28(%ecx),%eax
+       movl    %eax,52(%ecx)
+       jmp     Lw6
+
 ENTRY(munge_wsw)
        movl    8(%esp),%ecx    // get &uu_args
        movl    8(%ecx),%eax
@@ -203,3 +253,8 @@ ENTRY(munge_wwwsw)
        movl    %edx,28(%ecx)
        xorl    %edx,%edx
        jmp     Lw3
+
+ENTRY(munge_llllll)
+       ret                                             // actually, this method has nothing to do - all
+                                                       // arguments are already 64-bits, with no mixing of
+                                                       // args that need sign/zero extension