X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=os%2Fos-mac.h;h=24e0eb5d157b8db0c292bd15fb1b3a6508e28981;hb=232f9b73353e0322fe135d3029beecedaed7a17b;hp=06ea462a8aba1f5cedbd5f0a11890681e895fa30;hpb=3dee087cdd41c2d1e4f01cd66680a849609cfafd;p=fio.git

diff --git a/os/os-mac.h b/os/os-mac.h
index 06ea462a..24e0eb5d 100644
--- a/os/os-mac.h
+++ b/os/os-mac.h
@@ -9,6 +9,8 @@
 #include <unistd.h>
 #include <signal.h>
 #include <mach/mach_init.h>
+#include <machine/endian.h>
+#include <libkern/OSByteOrder.h>
 
 #include "../file.h"
 
@@ -24,9 +26,22 @@
 #define FIO_HAVE_CLOCK_MONOTONIC
 #define FIO_USE_GENERIC_RAND
 #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
@@ -135,6 +150,19 @@ static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)
     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;