X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=os%2Fos.h;h=ce331601eafe9fdb5a22303031551ee1607aac2a;hp=92b6950d305d077261633723b181f35e273b33ae;hb=35922a2138c5adc91a2b4b185b5d756900bde87d;hpb=d9a7ba88af39b1047c9f8c077280932cd12cb58e

diff --git a/os/os.h b/os/os.h
index 92b6950d..ce331601 100644
--- a/os/os.h
+++ b/os/os.h
@@ -2,11 +2,29 @@
 #define FIO_OS_H
 
 #include <sys/types.h>
+#include <sys/socket.h>
+#include <fcntl.h>
 #include <pthread.h>
 #include <unistd.h>
 #include <stdlib.h>
 
-#if defined(__linux__)
+enum {
+	os_linux = 1,
+	os_aix,
+	os_freebsd,
+	os_hpux,
+	os_mac,
+	os_netbsd,
+	os_solaris,
+	os_windows,
+	os_android,
+
+	os_nr,
+};
+
+#if defined(__ANDROID__)
+#include "os-android.h"
+#elif defined(__linux__)
 #include "os-linux.h"
 #elif defined(__FreeBSD__)
 #include "os-freebsd.h"
@@ -18,18 +36,19 @@
 #include "os-mac.h"
 #elif defined(_AIX)
 #include "os-aix.h"
-#elif defined(__CYGWIN__)
+#elif defined(__hpux)
+#include "os-hpux.h"
+#elif defined(WIN32)
 #include "os-windows.h"
 #else
 #error "unsupported os"
 #endif
 
-#ifdef FIO_HAVE_LIBAIO
-#include <libaio.h>
-#endif
-
-#ifdef FIO_HAVE_POSIXAIO
+#ifdef CONFIG_POSIXAIO
 #include <aio.h>
+#ifndef FIO_OS_HAVE_AIOCB_TYPEDEF
+typedef struct aiocb os_aiocb_t;
+#endif
 #endif
 
 #ifdef FIO_HAVE_SGIO
@@ -37,7 +56,7 @@
 #include <scsi/sg.h>
 #endif
 
-#ifndef FIO_HAVE_STRSEP
+#ifndef CONFIG_STRSEP
 #include "../lib/strsep.h"
 #endif
 
@@ -45,15 +64,11 @@
 #define OS_MSG_DONTWAIT	MSG_DONTWAIT
 #endif
 
-#ifndef FIO_HAVE_FADVISE
-#define posix_fadvise(fd, off, len, advice)	(0)
-
 #ifndef POSIX_FADV_DONTNEED
 #define POSIX_FADV_DONTNEED	(0)
 #define POSIX_FADV_SEQUENTIAL	(0)
 #define POSIX_FADV_RANDOM	(0)
 #endif
-#endif /* FIO_HAVE_FADVISE */
 
 #ifndef FIO_HAVE_CPU_AFFINITY
 #define fio_setaffinity(pid, mask)	(0)
@@ -75,6 +90,7 @@ typedef unsigned long os_cpu_mask_t;
 
 #ifndef FIO_HAVE_HUGETLB
 #define SHM_HUGETLB			0
+#define MAP_HUGETLB			0
 #ifndef FIO_HUGE_PAGE
 #define FIO_HUGE_PAGE			0
 #endif
@@ -84,6 +100,10 @@ typedef unsigned long os_cpu_mask_t;
 #endif
 #endif
 
+#ifndef FIO_HAVE_MMAP_HUGE
+#define MAP_HUGETLB			0
+#endif
+
 #ifndef FIO_O_NOATIME
 #define FIO_O_NOATIME			0
 #endif
@@ -92,16 +112,105 @@ typedef unsigned long os_cpu_mask_t;
 #define OS_RAND_MAX			RAND_MAX
 #endif
 
-#ifdef FIO_HAVE_CLOCK_MONOTONIC
-#define FIO_TIMER_CLOCK CLOCK_MONOTONIC
+#ifndef FIO_HAVE_RAWBIND
+#define fio_lookup_raw(dev, majdev, mindev)	1
+#endif
+
+#ifndef FIO_PREFERRED_ENGINE
+#define FIO_PREFERRED_ENGINE	"sync"
+#endif
+
+#ifndef FIO_OS_PATH_SEPARATOR
+#define FIO_OS_PATH_SEPARATOR	"/"
+#endif
+
+#ifndef FIO_PREFERRED_CLOCK_SOURCE
+#ifdef CONFIG_CLOCK_GETTIME
+#define FIO_PREFERRED_CLOCK_SOURCE	CS_CGETTIME
 #else
-#define FIO_TIMER_CLOCK CLOCK_REALTIME
+#define FIO_PREFERRED_CLOCK_SOURCE	CS_GTOD
+#endif
 #endif
 
-#ifndef FIO_HAVE_RAWBIND
-#define fio_lookup_raw(dev, majdev, mindev)	1
+#ifndef FIO_MAX_JOBS
+#define FIO_MAX_JOBS		2048
+#endif
+
+#ifndef CONFIG_SOCKLEN_T
+typedef unsigned int socklen_t;
+#endif
+
+#ifndef FIO_OS_HAS_CTIME_R
+#define os_ctime_r(x, y, z)     (void) 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 fio_swap32(uint32_t val)
+{
+	val = ((val & 0xff00ff00UL) >> 8) | ((val & 0x00ff00ffUL) << 8);
+
+	return (val >> 16) | (val << 16);
+}
+
+static inline uint64_t fio_swap64(uint64_t val)
+{
+	val = ((val & 0xff00ff00ff00ff00ULL) >> 8) |
+	      ((val & 0x00ff00ff00ff00ffULL) << 8);
+	val = ((val & 0xffff0000ffff0000ULL) >> 16) |
+	      ((val & 0x0000ffff0000ffffULL) << 16);
+
+	return (val >> 32) | (val << 32);
+}
 #endif
 
+#ifndef FIO_HAVE_BYTEORDER_FUNCS
+#ifdef CONFIG_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
+#endif /* FIO_HAVE_BYTEORDER_FUNCS */
+
+#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)
 {
@@ -163,6 +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)
 {
@@ -170,4 +305,18 @@ static inline unsigned long long get_fs_size(const char *path)
 }
 #endif
 
+#ifndef FIO_HAVE_CPU_ONLINE_SYSCONF
+static inline unsigned int cpus_online(void)
+{
+	return sysconf(_SC_NPROCESSORS_ONLN);
+}
+#endif
+
+#ifndef FIO_HAVE_GETTID
+static inline int gettid(void)
+{
+	return getpid();
+}
+#endif
+
 #endif