/*
- * 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
+#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_ */
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