/*
- * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2005 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@
*/
/*
* Copyright (c) 1992, 1993
#define _SYS_SELECT_H_
#include <sys/appleapiopts.h>
+#include <sys/cdefs.h>
+#include <sys/_types.h>
-#ifdef __APPLE_API_UNSTABLE
+/*
+ * 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>
+ * The timespec structure shall be defined as described in <time.h>
+ */
+#ifndef _TIME_T
+#define _TIME_T
+typedef __darwin_time_t time_t;
+#endif
-__BEGIN_DECLS
+#ifndef _SUSECONDS_T
+#define _SUSECONDS_T
+typedef __darwin_suseconds_t suseconds_t;
+#endif
+
+#ifndef _SIGSET_T
+#define _SIGSET_T
+typedef __darwin_sigset_t sigset_t;
+#endif
+
+#ifndef _TIMESPEC
+#define _TIMESPEC
+struct timespec {
+ time_t tv_sec;
+ long tv_nsec;
+};
+#endif
+
+/*
+ * [XSI] The <sys/select.h> header shall define the fd_set type as a structure.
+ * [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
+ *
+ * Note: We use _FD_SET to protect all select related
+ * types and macros
+ */
+#ifndef _FD_SET
+#define _FD_SET
+
+/*
+ * 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.
+ */
+#ifndef FD_SETSIZE
+#define FD_SETSIZE 1024
+#endif
+
+#define __DARWIN_NBBY 8 /* bits in a byte */
+#define __DARWIN_NFDBITS (sizeof(__int32_t) * __DARWIN_NBBY) /* bits per mask */
+#define __DARWIN_howmany(x, y) (((x) + ((y) - 1)) / (y)) /* # y's == x bits? */
+
+typedef struct fd_set {
+ __int32_t fds_bits[__DARWIN_howmany(FD_SETSIZE, __DARWIN_NFDBITS)];
+} fd_set;
+
+#define FD_SET(n, p) ((p)->fds_bits[(n)/__DARWIN_NFDBITS] |= (1<<((n) % __DARWIN_NFDBITS)))
+#define FD_CLR(n, p) ((p)->fds_bits[(n)/__DARWIN_NFDBITS] &= ~(1<<((n) % __DARWIN_NFDBITS)))
+#define FD_ISSET(n, p) ((p)->fds_bits[(n)/__DARWIN_NFDBITS] & (1<<((n) % __DARWIN_NFDBITS)))
+#if __GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ >= 3
+/*
+ * Use the built-in bzero function instead of the library version so that
+ * we do not pollute the namespace or introduce prototype warnings.
+ */
+#define FD_ZERO(p) __builtin_bzero(p, sizeof(*(p)))
+#else
+#define FD_ZERO(p) bzero(p, sizeof(*(p)))
+#endif
+#ifndef _POSIX_C_SOURCE
+#define FD_COPY(f, t) bcopy(f, t, sizeof(*(f)))
+#endif /* !_POSIX_C_SOURCE */
+
+#endif /* !_FD_SET */
#ifdef KERNEL
+#ifdef KERNEL_PRIVATE
#include <kern/wait_queue.h>
#endif
+#include <sys/kernel_types.h>
+
+#include <sys/event.h>
/*
* Used to maintain information about processes that wish to be
* notified when I/O becomes possible.
*/
+#ifdef KERNEL_PRIVATE
struct selinfo {
-#ifdef KERNEL
- struct wait_queue wait_queue; /* wait_queue for wait/wakeup */
-#else
- char wait_queue[16];
-#endif
- u_int si_flags; /* see below */
+ struct wait_queue si_wait_queue; /* wait_queue for wait/wakeup */
+ struct klist si_note; /* JMM - temporary separation */
+ u_int si_flags; /* see below */
};
#define SI_COLL 0x0001 /* collision occurred */
#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
+
+void selrecord(proc_t selector, struct selinfo *, void *);
+void selwakeup(struct selinfo *);
+void selthreadclear(struct selinfo *);
__END_DECLS
-#endif /* __APPLE_API_UNSTABLE */
+#endif /* KERNEL */
+
+
+#ifndef KERNEL
+#ifndef _POSIX_C_SOURCE
+#include <sys/types.h>
+#ifndef __MWERKS__
+#include <signal.h>
+#endif /* __MWERKS__ */
+#include <sys/time.h>
+#endif /* !_POSIX_C_SOURCE */
+
+__BEGIN_DECLS
+#ifndef __MWERKS__
+int pselect(int, fd_set * __restrict, fd_set * __restrict,
+ fd_set * __restrict, const struct timespec * __restrict,
+ const sigset_t * __restrict);
+#endif /* __MWERKS__ */
+int select(int, fd_set * __restrict, fd_set * __restrict,
+ fd_set * __restrict, struct timeval * __restrict);
+__END_DECLS
+#endif /* ! KERNEL */
#endif /* !_SYS_SELECT_H_ */
projects / apple / xnu.git / blobdiff