X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/de355530ae67247cbd0da700edb3a2a1dae884c2..b7266188b87f3620ec3f9f717e57194a7dd989fe:/bsd/sys/ucontext.h?ds=sidebyside

diff --git a/bsd/sys/ucontext.h b/bsd/sys/ucontext.h
index e66df1e4c..b31d50ed3 100644
--- a/bsd/sys/ucontext.h
+++ b/bsd/sys/ucontext.h
@@ -1,39 +1,75 @@
 /*
- * Copyright (c) 2002 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2002-2006 Apple Computer, 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@
  */
 
 #ifndef _SYS_UCONTEXT_H_
 #define _SYS_UCONTEXT_H_
 
-#include <machine/ucontext.h>
+#include <sys/cdefs.h>
+#include <sys/_types.h>
+
+#define __need_mcontext_t
+#define __need_stack_t
+#define __need_ucontext_t
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+#if defined(__ppc__) || defined(__ppc64__)
+#define __need_mcontext64_t
+#define __need_ucontext64_t
+#endif /* __ppc__|| __ppc64__  */ 
+#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
+#include <sys/_structs.h>
+
+#ifndef _SIGSET_T
+#define _SIGSET_T
+typedef __darwin_sigset_t	sigset_t;
+#endif
+
+#ifdef KERNEL
+#include <machine/types.h>	/* user_addr_t, user_size_t */
+
+/* kernel representation of struct ucontext64 for 64 bit processes */
+typedef struct user_ucontext64 {
+	int				uc_onstack;
+	sigset_t			uc_sigmask;	/* signal mask */
+	struct user64_sigaltstack 	uc_stack;	/* stack */
+	user_addr_t			uc_link;	/* ucontext pointer */
+	user_size_t			uc_mcsize;	/* mcontext size */
+	user_addr_t			uc_mcontext64;	/* machine context */
+} user_ucontext64_t;
 
-struct ucontext {
-	int		uc_onstack;
-	sigset_t	uc_sigmask;	/* signal mask used by this context */
-	stack_t 	uc_stack;	/* stack used by this context */
-	struct ucontext	*uc_link;	/* pointer to resuming context */
-	size_t		uc_mcsize;	/* size of the machine context passed in */
-	mcontext_t	uc_mcontext;	/* machine specific context */
-};
+typedef struct user_ucontext32 {
+	int				uc_onstack;
+	sigset_t			uc_sigmask;	/* signal mask */
+	struct user32_sigaltstack 	uc_stack;	/* stack */
+	user32_addr_t			uc_link;	/* ucontext pointer */
+	user32_size_t			uc_mcsize;	/* mcontext size */
+	user32_addr_t			uc_mcontext;	/* machine context */
+} user_ucontext32_t;
 
-typedef struct ucontext ucontext_t;
+#endif	/* KERNEL */
 
 #endif /* _SYS_UCONTEXT_H_ */