/*
- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
#include <sys/cdefs.h>
#include <sys/_types.h>
-
-#ifndef _TIME_T
-#define _TIME_T
-typedef __darwin_time_t time_t;
-#endif
-
-#ifndef _SUSECONDS_T
-#define _SUSECONDS_T
-typedef __darwin_suseconds_t suseconds_t;
-#endif
-
+#ifdef KERNEL
+#include <machine/types.h> /* user_time_t */
+#include <stdint.h> /* uint64_t */
+#else /* !KERNEL */
+#include <Availability.h>
+#endif /* KERNEL */
/*
- * Structure returned by gettimeofday(2) system call,
- * and used in other calls.
+ * [XSI] The fd_set type shall be defined as described in <sys/select.h>.
+ * The timespec structure shall be defined as described in <time.h>
*/
-#ifndef _TIMEVAL
-#define _TIMEVAL
-struct timeval {
- time_t tv_sec; /* seconds */
- suseconds_t tv_usec; /* and microseconds */
-};
-#endif /* _TIMEVAL */
+#include <sys/_types/_fd_def.h>
+#include <sys/_types/_timespec.h>
+#include <sys/_types/_timeval.h>
+#ifdef KERNEL
+#include <sys/_types/_user_timespec.h>
+#include <sys/_types/_user32_timespec.h>
+#include <sys/_types/_user64_timespec.h>
+#include <sys/_types/_user_timeval.h>
+#include <sys/_types/_user32_timeval.h>
+#include <sys/_types/_user64_timeval.h>
+#include <sys/_types/_user32_itimerval.h>
+#include <sys/_types/_user64_itimerval.h>
+#endif /* KERNEL */
+
+#include <sys/_types/_time_t.h>
+#include <sys/_types/_suseconds_t.h>
/*
* Structure used as a parameter by getitimer(2) and setitimer(2) system
#define ITIMER_VIRTUAL 1
#define ITIMER_PROF 2
-
-/*
- * [XSI] The fd_set type shall be defined as described in <sys/select.h>.
- *
- * 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? */
-
-__BEGIN_DECLS
-typedef struct fd_set {
- __int32_t fds_bits[__DARWIN_howmany(FD_SETSIZE, __DARWIN_NFDBITS)];
-} fd_set;
-__END_DECLS
-
-#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 */
-
-
-#ifndef _POSIX_C_SOURCE
-/*
- * Structure defined by POSIX.4 to be like a timeval.
- */
-#ifndef _TIMESPEC
-#define _TIMESPEC
-struct timespec {
- time_t tv_sec; /* seconds */
- long tv_nsec; /* and nanoseconds */
-};
-
-#ifdef KERNEL
-// LP64todo - should this move?
-#include <machine/types.h> /* user_time_t */
-
-/* LP64 version of struct timeval. time_t is a long and must grow when
- * we're dealing with a 64-bit process.
- * WARNING - keep in sync with struct timeval
- */
-#if __DARWIN_ALIGN_NATURAL
-#pragma options align=natural
-#endif
+#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>
-struct user_timeval {
- user_time_t tv_sec; /* seconds */
- suseconds_t tv_usec; /* and microseconds */
-};
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
-struct user_itimerval {
- struct user_timeval it_interval; /* timer interval */
- struct user_timeval it_value; /* current value */
-};
-
-/* LP64 version of struct timespec. time_t is a long and must grow when
- * we're dealing with a 64-bit process.
- * WARNING - keep in sync with struct timespec
- */
-struct user_timespec {
- user_time_t tv_sec; /* seconds */
- int32_t tv_nsec; /* and nanoseconds */
-};
-
-#if __DARWIN_ALIGN_NATURAL
-#pragma options align=reset
-#endif
-
-#endif // KERNEL
-#endif
+#include <sys/_types/_fd_copy.h>
#define TIMEVAL_TO_TIMESPEC(tv, ts) { \
(ts)->tv_sec = (tv)->tv_sec; \
int stathz; /* statistics clock frequency */
int profhz; /* profiling clock frequency */
};
-#endif /* ! _POSIX_C_SOURCE */
-
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
#ifdef KERNEL
-#ifndef _POSIX_C_SOURCE
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
__BEGIN_DECLS
void microtime(struct timeval *tv);
+void microtime_with_abstime(struct timeval *tv, uint64_t *abstime);
void microuptime(struct timeval *tv);
#define getmicrotime(a) microtime(a)
#define getmicrouptime(a) microuptime(a)
#ifdef BSD_KERNEL_PRIVATE
time_t boottime_sec(void);
void inittodr(time_t base);
-int itimerfix(struct timeval *tv);
-int itimerdecr(struct itimerval *itp, int usec);
+int ratecheck(struct timeval *lasttime, const struct timeval *mininterval);
+int ppsratecheck(struct timeval *lasttime, int *curpps, int maxpps);
#endif /* BSD_KERNEL_PRIVATE */
__END_DECLS
-#endif /* ! _POSIX_C_SOURCE */
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
#else /* !KERNEL */
-__BEGIN_DECLS
-
-#ifndef _POSIX_C_SOURCE
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#include <time.h>
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
+
+__BEGIN_DECLS
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
int adjtime(const struct timeval *, struct timeval *);
int futimes(int, const struct timeval *);
+int lutimes(const char *, const struct timeval *) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
int settimeofday(const struct timeval *, const struct timezone *);
-#endif /* ! _POSIX_C_SOURCE */
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
int getitimer(int, struct itimerval *);
-int gettimeofday(struct timeval * __restrict, struct timezone * __restrict);
-int select(int, fd_set * __restrict, fd_set * __restrict,
- fd_set * __restrict, struct timeval * __restrict);
+int gettimeofday(struct timeval * __restrict, void * __restrict);
+
+#include <sys/_select.h> /* select() prototype */
+
int setitimer(int, const struct itimerval * __restrict,
struct itimerval * __restrict);
int utimes(const char *, const struct timeval *);