#ifndef FIO_OS_APPLE_H
#define FIO_OS_APPLE_H
+#define FIO_OS os_mac
+
#include <errno.h>
#include <fcntl.h>
#include <sys/disk.h>
#include <unistd.h>
#include <signal.h>
#include <mach/mach_init.h>
+#include <machine/endian.h>
+#include <libkern/OSByteOrder.h>
#include "../file.h"
-#ifndef CLOCK_MONOTONIC
-#define CLOCK_MONOTONIC 1
-#endif
-
-#ifndef CLOCK_REALTIME
-#define CLOCK_REALTIME 1
-#endif
-
-#define FIO_HAVE_POSIXAIO
-#define FIO_HAVE_CLOCK_MONOTONIC
#define FIO_USE_GENERIC_RAND
+#define FIO_USE_GENERIC_INIT_RANDOM_STATE
#define FIO_HAVE_GETTID
#define FIO_HAVE_CHARDEV_SIZE
#define OS_MAP_ANON MAP_ANON
+#define fio_swap16(x) OSSwapInt16(x)
+#define fio_swap32(x) OSSwapInt32(x)
+#define fio_swap64(x) OSSwapInt64(x)
+
/*
* OSX has a pitifully small shared memory segment by default,
* so default to a lower number of max jobs supported
typedef off_t off64_t;
-/* OS X as of 10.6 doesn't have the timer_* functions.
- * Emulate the functionality using setitimer and sigaction here
- */
-
-#define MAX_TIMERS 64
-
typedef unsigned int clockid_t;
-typedef unsigned int timer_t;
-
-struct itimerspec {
- struct timespec it_value;
- struct timespec it_interval;
-};
-
-static struct sigevent fio_timers[MAX_TIMERS];
-static unsigned int num_timers = 0;
-
-static inline int timer_create(clockid_t clockid, struct sigevent *restrict evp,
- timer_t *restrict timerid)
-{
- int current_timer = num_timers;
- fio_timers[current_timer] = *evp;
- num_timers++;
-
- *timerid = current_timer;
- return 0;
-}
-
-static void sig_alrm(int signum)
-{
- union sigval sv;
-
- for (int i = 0; i < num_timers; i++) {
- if (fio_timers[i].sigev_notify_function == NULL)
- continue;
-
- if (fio_timers[i].sigev_notify == SIGEV_THREAD)
- fio_timers[i].sigev_notify_function(sv);
- else if (fio_timers[i].sigev_notify == SIGEV_SIGNAL)
- kill(getpid(), fio_timers[i].sigev_signo);
- }
-}
-
-static inline int timer_settime(timer_t timerid, int flags,
- const struct itimerspec *value, struct itimerspec *ovalue)
-{
- struct sigaction sa;
- struct itimerval tv;
- struct itimerval tv_out;
- int rc;
-
- tv.it_interval.tv_sec = value->it_interval.tv_sec;
- tv.it_interval.tv_usec = value->it_interval.tv_nsec / 1000;
-
- tv.it_value.tv_sec = value->it_value.tv_sec;
- tv.it_value.tv_usec = value->it_value.tv_nsec / 1000;
-
- sa.sa_handler = sig_alrm;
- sigemptyset(&sa.sa_mask);
- sa.sa_flags = 0;
-
- rc = sigaction(SIGALRM, &sa, NULL);
-
- if (!rc)
- rc = setitimer(ITIMER_REAL, &tv, &tv_out);
-
- if (!rc && ovalue != NULL) {
- ovalue->it_interval.tv_sec = tv_out.it_interval.tv_sec;
- ovalue->it_interval.tv_nsec = tv_out.it_interval.tv_usec * 1000;
- ovalue->it_value.tv_sec = tv_out.it_value.tv_sec;
- ovalue->it_value.tv_nsec = tv_out.it_value.tv_usec * 1000;
- }
-
- return rc;
-}
-
-static inline int timer_delete(timer_t timer)
-{
- return 0;
-}
#define FIO_OS_DIRECTIO
static inline int fio_set_odirect(int fd)
static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)
{
- uint64_t temp = 1;
- if (ioctl(f->fd, DKIOCGETBLOCKCOUNT, bytes) == -1)
+ uint32_t block_size;
+ uint64_t block_count;
+
+ if (ioctl(f->fd, DKIOCGETBLOCKCOUNT, &block_count) == -1)
return errno;
- if (ioctl(f->fd, DKIOCGETBLOCKSIZE, &temp) == -1)
+ if (ioctl(f->fd, DKIOCGETBLOCKSIZE, &block_size) == -1)
return errno;
- (*bytes) *= temp;
- return 0;
+
+ *bytes = block_size;
+ *bytes *= block_count;
+ return 0;
}
static inline int chardev_size(struct fio_file *f, unsigned long long *bytes)
{
return mach_thread_self();
}
+
+/*
+ * For some reason, there's no header definition for fdatasync(), even
+ * if it exists.
+ */
+extern int fdatasync(int fd);
+
#endif