X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/55e303ae13a4cf49d70f2294092726f2fffb9ef2..c18c124eaa464aaaa5549e99e5a70fc9cbb50944:/bsd/sys/select.h

diff --git a/bsd/sys/select.h b/bsd/sys/select.h
index 8b2a73148..a4c33d0c8 100644
--- a/bsd/sys/select.h
+++ b/bsd/sys/select.h
@@ -1,16 +1,19 @@
 /*
- * Copyright (c) 2000-2003 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
- * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
+ * @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. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * 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
@@ -20,7 +23,7 @@
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * Copyright (c) 1992, 1993
@@ -62,14 +65,53 @@
 
 #include <sys/appleapiopts.h>
 #include <sys/cdefs.h>
+#include <sys/_types.h>
 
-#ifdef __APPLE_API_UNSTABLE
+/*
+ * [XSI] The <sys/select.h> header shall define the fd_set type as a structure.
+ * The timespec structure shall be defined as described in <time.h>
+ * The <sys/select.h> header shall define the timeval structure.
+ */
+#include <sys/_types/_fd_def.h>
+#include <sys/_types/_timespec.h>
+#include <sys/_types/_timeval.h>
 
-__BEGIN_DECLS
+/*
+ * The time_t and suseconds_t types shall be defined as described in
+ * <sys/types.h>
+ * The sigset_t type shall be defined as described in <signal.h>
+ */
+#include <sys/_types/_time_t.h>
+#include <sys/_types/_suseconds_t.h>
+#include <sys/_types/_sigset_t.h>
+
+/*
+ * [XSI] FD_CLR, FD_ISSET, FD_SET, FD_ZERO may be declared as a function, or
+ *	 defined as a macro, or both
+ * [XSI] FD_SETSIZE shall be defined as a macro
+ */
+
+/*
+ * Select uses bit masks of file descriptors in longs.  These macros
+ * manipulate such bit fields (the filesystem macros use chars).  The
+ * extra protection here is to permit application redefinition above
+ * the default size.
+ */
+#include <sys/_types/_fd_setsize.h>
+#include <sys/_types/_fd_set.h>
+#include <sys/_types/_fd_clr.h>
+#include <sys/_types/_fd_isset.h>
+#include <sys/_types/_fd_zero.h>
+
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+#include <sys/_types/_fd_copy.h>
+#endif	/* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
 
 #ifdef KERNEL
+#ifdef KERNEL_PRIVATE
 #include <kern/wait_queue.h>
 #endif
+#include <sys/kernel_types.h>
 
 #include <sys/event.h>
 
@@ -77,17 +119,10 @@ __BEGIN_DECLS
  * Used to maintain information about processes that wish to be
  * notified when I/O becomes possible.
  */
+#ifdef KERNEL_PRIVATE
 struct selinfo {
-#ifdef KERNEL
-	union {
-		struct  wait_queue wait_queue;	/* wait_queue for wait/wakeup */
-		struct klist note;		/* JMM - temporary separation */
-	} si_u;
-#define si_wait_queue si_u.wait_queue
-#define si_note si_u.note
-#else
-	char  si_wait_queue[16];
-#endif
+	struct  wait_queue si_wait_queue;	/* wait_queue for wait/wakeup */
+	struct klist si_note;		/* JMM - temporary separation */
 	u_int	si_flags;		/* see below */
 };
 
@@ -96,32 +131,43 @@ struct selinfo {
 #define	SI_INITED	0x0008		/* selinfo has been inited */ 
 #define	SI_CLEAR	0x0010		/* selinfo has been cleared */ 
 
-#ifdef KERNEL
-struct proc;
+#else
+struct selinfo;
+#endif
 
-void	selrecord __P((struct proc *selector, struct selinfo *, void *));
-void	selwakeup __P((struct selinfo *));
-void	selthreadclear __P((struct selinfo *));
-#endif /* KERNEL */
+__BEGIN_DECLS
 
-__END_DECLS
+extern int selwait;
+void	selrecord(proc_t selector, struct selinfo *, void *);
+void	selwakeup(struct selinfo *);
+void	selthreadclear(struct selinfo *);
 
-#endif /* __APPLE_API_UNSTABLE */
+__END_DECLS
 
-#ifndef KERNEL
-#include <sys/types.h>
-#ifndef  __MWERKS__
-#include <signal.h>
-#endif /* __MWERKS__ */
-#include <sys/time.h>
+#else /* !KERNEL */
 
 __BEGIN_DECLS
+
 #ifndef  __MWERKS__
-int	 pselect(int, fd_set *, fd_set *, fd_set *,
-	    const struct timespec *, const sigset_t *);
+int	 pselect(int, fd_set * __restrict, fd_set * __restrict,
+		fd_set * __restrict, const struct timespec * __restrict,
+		const sigset_t * __restrict)
+#if defined(_DARWIN_C_SOURCE) || defined(_DARWIN_UNLIMITED_SELECT)
+		__DARWIN_EXTSN_C(pselect)
+#else /* !_DARWIN_C_SOURCE && !_DARWIN_UNLIMITED_SELECT */
+#  if defined(__LP64__) && !__DARWIN_NON_CANCELABLE
+		__DARWIN_1050(pselect)
+#  else /* !__LP64__ || __DARWIN_NON_CANCELABLE */
+		__DARWIN_ALIAS_C(pselect)
+#  endif /* __LP64__ && !__DARWIN_NON_CANCELABLE */
+#endif /* _DARWIN_C_SOURCE || _DARWIN_UNLIMITED_SELECT */
+		;
 #endif /* __MWERKS__ */
-int	 select(int, fd_set *, fd_set *, fd_set *, struct timeval *);
+
+#include <sys/_select.h>	/* select() prototype */
+
 __END_DECLS
+
 #endif /* ! KERNEL */
 
 #endif /* !_SYS_SELECT_H_ */