X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=os%2Fos.h;h=c6da0c3d9f0825efe6f078f59aa6566c6bc27258;hp=c6c91a045d9a7e14ea902ce275ec064646c20e14;hb=39ab7da23768081db50b0026e0c2a8e38752e7a4;hpb=9677bec37d1b9d2949116cdc3d691a4d3e534cbe

diff --git a/os/os.h b/os/os.h
index c6c91a04..c6da0c3d 100644
--- a/os/os.h
+++ b/os/os.h
@@ -2,10 +2,25 @@
 #define FIO_OS_H
 
 #include <sys/types.h>
+#include <sys/socket.h>
+#include <fcntl.h>
 #include <pthread.h>
 #include <unistd.h>
 #include <stdlib.h>
 
+enum {
+	os_linux = 1,
+	os_aix,
+	os_freebsd,
+	os_hpux,
+	os_mac,
+	os_netbsd,
+	os_solaris,
+	os_windows,
+
+	os_nr,
+};
+
 #if defined(__linux__)
 #include "os-linux.h"
 #elif defined(__FreeBSD__)
@@ -20,7 +35,7 @@
 #include "os-aix.h"
 #elif defined(__hpux)
 #include "os-hpux.h"
-#elif defined(__CYGWIN__)
+#elif defined(WIN32)
 #include "os-windows.h"
 #else
 #error "unsupported os"
@@ -111,24 +126,40 @@ typedef unsigned long os_cpu_mask_t;
 #define FIO_PREFERRED_ENGINE	"sync"
 #endif
 
+#ifndef FIO_OS_PATH_SEPARATOR
+#define FIO_OS_PATH_SEPARATOR	"/"
+#endif
+
+#ifndef FIO_PREFERRED_CLOCK_SOURCE
+#define FIO_PREFERRED_CLOCK_SOURCE	CS_CGETTIME
+#endif
+
 #ifndef FIO_MAX_JOBS
 #define FIO_MAX_JOBS		2048
 #endif
 
-#if 0
+#ifndef FIO_OS_HAVE_SOCKLEN_T
+typedef socklen_t fio_socklen_t;
+#endif
+
+#ifndef FIO_OS_HAS_CTIME_R
+#define os_ctime_r(x, y, z)     ctime_r((x), (y))
+#endif
+
+#ifdef FIO_USE_GENERIC_SWAP
 static inline uint16_t fio_swap16(uint16_t val)
 {
 	return (val << 8) | (val >> 8);
 }
 
-static inline uint32_t bswap_32(uint32_t val)
+static inline uint32_t fio_swap32(uint32_t val)
 {
 	val = ((val & 0xff00ff00UL) >> 8) | ((val & 0x00ff00ffUL) << 8);
 
 	return (val >> 16) | (val << 16);
 }
 
-static inline uint64_t bswap_64(uint64_t val)
+static inline uint64_t fio_swap64(uint64_t val)
 {
 	val = ((val & 0xff00ff00ff00ff00ULL) >> 8) |
 	      ((val & 0x00ff00ff00ff00ffULL) << 8);
@@ -139,6 +170,47 @@ static inline uint64_t bswap_64(uint64_t val)
 }
 #endif
 
+#ifdef FIO_LITTLE_ENDIAN
+#define __le16_to_cpu(x)		(x)
+#define __le32_to_cpu(x)		(x)
+#define __le64_to_cpu(x)		(x)
+#define __cpu_to_le16(x)		(x)
+#define __cpu_to_le32(x)		(x)
+#define __cpu_to_le64(x)		(x)
+#else
+#define __le16_to_cpu(x)		fio_swap16(x)
+#define __le32_to_cpu(x)		fio_swap32(x)
+#define __le64_to_cpu(x)		fio_swap64(x)
+#define __cpu_to_le16(x)		fio_swap16(x)
+#define __cpu_to_le32(x)		fio_swap32(x)
+#define __cpu_to_le64(x)		fio_swap64(x)
+#endif
+
+#define le16_to_cpu(val) ({			\
+	uint16_t *__val = &(val);		\
+	__le16_to_cpu(*__val);			\
+})
+#define le32_to_cpu(val) ({			\
+	uint32_t *__val = &(val);		\
+	__le32_to_cpu(*__val);			\
+})
+#define le64_to_cpu(val) ({			\
+	uint64_t *__val = &(val);		\
+	__le64_to_cpu(*__val);			\
+})
+#define cpu_to_le16(val) ({			\
+	uint16_t *__val = &(val);		\
+	__cpu_to_le16(*__val);			\
+})
+#define cpu_to_le32(val) ({			\
+	uint32_t *__val = &(val);		\
+	__cpu_to_le32(*__val);			\
+})
+#define cpu_to_le64(val) ({			\
+	uint64_t *__val = &(val);		\
+	__cpu_to_le64(*__val);			\
+})
+
 #ifndef FIO_HAVE_BLKTRACE
 static inline int is_blktrace(const char *fname)
 {
@@ -200,6 +272,32 @@ static inline long os_random_long(os_random_state_t *rs)
 }
 #endif
 
+#ifdef FIO_USE_GENERIC_INIT_RANDOM_STATE
+extern void td_fill_rand_seeds(struct thread_data *td);
+/*
+ * Initialize the various random states we need (random io, block size ranges,
+ * read/write mix, etc).
+ */
+static inline int init_random_state(struct thread_data *td, unsigned long *rand_seeds, int size)
+{
+	int fd;
+
+	fd = open("/dev/urandom", O_RDONLY);
+	if (fd == -1) {
+		return 1;
+	}
+
+	if (read(fd, rand_seeds, size) < size) {
+		close(fd);
+		return 1;
+	}
+
+	close(fd);
+	td_fill_rand_seeds(td);
+	return 0;
+}
+#endif
+
 #ifndef FIO_HAVE_FS_STAT
 static inline unsigned long long get_fs_size(const char *path)
 {