Move Windows port to MinGW

[fio.git] / os / os-mac.h

diff --git a/os/os-mac.h b/os/os-mac.h
index 1a0a8875fc090742212012356393ee5baacb283d..553f82007fae7c23a83a5b89ac77108907e2cb18 100644 (file)
--- a/os/os-mac.h
+++ b/os/os-mac.h
@@ -1,11 +1,18 @@
 #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 <sys/sysctl.h>
 #include <sys/time.h>
 #include <unistd.h>
 #include <signal.h>
+#include <mach/mach_init.h>
+#include <machine/endian.h>
+#include <libkern/OSByteOrder.h>
 
 #include "../file.h"
 
@@ -19,11 +26,31 @@
 
 #define FIO_HAVE_POSIXAIO
 #define FIO_HAVE_CLOCK_MONOTONIC
-#define FIO_USE_GENERIC_BDEV_SIZE
 #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
 
+#if defined(__LITTLE_ENDIAN__)
+#define FIO_LITTLE_ENDIAN
+#elif defined(__BIG_ENDIAN__)
+#define FIO_BIG_ENDIAN
+#else
+#error "Undefined byte order"
+#endif
+
+#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
+ */
+#define FIO_MAX_JOBS           128
+
 typedef off_t off64_t;
 
 /* OS X as of 10.6 doesn't have the timer_* functions. 
@@ -43,17 +70,6 @@ struct itimerspec {
 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;
@@ -70,7 +86,8 @@ static void sig_alrm(int signum)
 }
 
 static inline int timer_settime(timer_t timerid, int flags,
-                                                               const struct itimerspec *value, struct itimerspec *ovalue)
+                               const struct itimerspec *value,
+                               struct itimerspec *ovalue)
 {
        struct sigaction sa;
        struct itimerval tv;
@@ -107,6 +124,42 @@ static inline int timer_delete(timer_t timer)
        return 0;
 }
 
+#define FIO_OS_DIRECTIO
+static inline int fio_set_odirect(int fd)
+{
+       if (fcntl(fd, F_NOCACHE, 1) == -1)
+               return errno;
+       return 0;
+}
+
+static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)
+{
+       uint32_t block_size;
+       uint64_t block_count;
+
+       if (ioctl(f->fd, DKIOCGETBLOCKCOUNT, &block_count) == -1)
+               return errno;
+       if (ioctl(f->fd, DKIOCGETBLOCKSIZE, &block_size) == -1)
+               return errno;
+
+       *bytes = block_size;
+       *bytes *= block_count;
+       return 0;
+}
+
+static inline int chardev_size(struct fio_file *f, unsigned long long *bytes)
+{
+       /*
+        * Could be a raw block device, this is better than just assuming
+        * we can't get the size at all.
+        */
+       if (!blockdev_size(f, bytes))
+               return 0;
+
+       *bytes = -1ULL;
+       return 0;
+}
+
 static inline int blockdev_invalidate_cache(struct fio_file *f)
 {
        return EINVAL;
@@ -121,4 +174,9 @@ static inline unsigned long long os_phys_mem(void)
        sysctl(mib, 2, &mem, &len, NULL, 0);
        return mem;
 }
+
+static inline int gettid(void)
+{
+       return mach_thread_self();
+}
 #endif