windows: prepare for Windows build split

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

diff --git a/os/os-windows.h b/os/os-windows.h
index 7bfe3d2255e4ea06dc191011c014f36b62435603..ddb752800191d77f679e53bfa641a56a3a214b6e 100644 (file)
--- a/os/os-windows.h
+++ b/os/os-windows.h
@@ -15,9 +15,17 @@
 #include "../smalloc.h"
 #include "../file.h"
 #include "../log.h"
+#include "../lib/hweight.h"
+#include "../oslib/strcasestr.h"
+#include "../lib/types.h"
 
 #include "windows/posix.h"
 
+/* MinGW won't declare rand_r unless _POSIX is defined */
+#if defined(WIN32) && !defined(rand_r)
+int rand_r(unsigned *);
+#endif
+
 #ifndef PTHREAD_STACK_MIN
 #define PTHREAD_STACK_MIN 65535
 #endif
@@ -30,9 +38,7 @@
 
 #define FIO_PREFERRED_ENGINE           "windowsaio"
 #define FIO_PREFERRED_CLOCK_SOURCE     CS_CGETTIME
-#define FIO_OS_PATH_SEPARATOR          "\\"
-
-#define FIO_MAX_CPUS   MAXIMUM_PROCESSORS
+#define FIO_OS_PATH_SEPARATOR          '\\'
 
 #define OS_MAP_ANON            MAP_ANON
 
@@ -40,8 +46,6 @@
 #define fio_swap32(x)  _byteswap_ulong(x)
 #define fio_swap64(x)  _byteswap_uint64(x)
 
-typedef DWORD_PTR os_cpu_mask_t;
-
 #define _SC_PAGESIZE                   0x1
 #define _SC_NPROCESSORS_ONLN   0x2
 #define _SC_PHYS_PAGES                 0x4
@@ -69,11 +73,6 @@ typedef DWORD_PTR os_cpu_mask_t;
 /* Winsock doesn't support MSG_WAIT */
 #define OS_MSG_DONTWAIT        0
 
-#define POLLOUT        1
-#define POLLIN 2
-#define POLLERR        0
-#define POLLHUP        1
-
 #define SIGCONT        0
 #define SIGUSR1        1
 #define SIGUSR2 2
@@ -104,11 +103,11 @@ int fcntl(int fildes, int cmd, ...);
 int fdatasync(int fildes);
 int lstat(const char * path, struct stat * buf);
 uid_t geteuid(void);
+char* ctime_r(const time_t *t, char *buf);
 int nanosleep(const struct timespec *rqtp, struct timespec *rmtp);
 ssize_t pread(int fildes, void *buf, size_t nbyte, off_t offset);
 ssize_t pwrite(int fildes, const void *buf, size_t nbyte,
                off_t offset);
-extern void td_fill_rand_seeds(struct thread_data *);
 
 static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)
 {
@@ -144,9 +143,7 @@ static inline int chardev_size(struct fio_file *f, unsigned long long *bytes)
 
 static inline int blockdev_invalidate_cache(struct fio_file *f)
 {
-       /* There's no way to invalidate the cache in Windows
-        * so just pretend to succeed */
-       return 0;
+       return ENOTSUP;
 }
 
 static inline unsigned long long os_phys_mem(void)
@@ -161,76 +158,12 @@ static inline unsigned long long os_phys_mem(void)
        return (unsigned long long) pages * (unsigned long long) pagesize;
 }
 
-static inline void os_get_tmpdir(char *path, int len)
-{
-       GetTempPath(len, path);
-}
-
 static inline int gettid(void)
 {
        return GetCurrentThreadId();
 }
 
-static inline int fio_setaffinity(int pid, os_cpu_mask_t cpumask)
-{
-       HANDLE h;
-       BOOL bSuccess = FALSE;
-
-       h = OpenThread(THREAD_QUERY_INFORMATION | THREAD_SET_INFORMATION, TRUE, pid);
-       if (h != NULL) {
-               bSuccess = SetThreadAffinityMask(h, cpumask);
-               if (!bSuccess)
-                       log_err("fio_setaffinity failed: failed to set thread affinity (pid %d, mask %.16llx)\n", pid, cpumask);
-
-               CloseHandle(h);
-       } else {
-               log_err("fio_setaffinity failed: failed to get handle for pid %d\n", pid);
-       }
-
-       return (bSuccess)? 0 : -1;
-}
-
-static inline void fio_getaffinity(int pid, os_cpu_mask_t *mask)
-{
-       os_cpu_mask_t systemMask;
-
-       HANDLE h = OpenProcess(PROCESS_QUERY_INFORMATION, TRUE, pid);
-
-       if (h != NULL) {
-               GetProcessAffinityMask(h, mask, &systemMask);
-               CloseHandle(h);
-       } else {
-               log_err("fio_getaffinity failed: failed to get handle for pid %d\n", pid);
-       }
-}
-
-static inline void fio_cpu_clear(os_cpu_mask_t *mask, int cpu)
-{
-       *mask ^= 1 << (cpu-1);
-}
-
-static inline void fio_cpu_set(os_cpu_mask_t *mask, int cpu)
-{
-       *mask |= 1 << cpu;
-}
-
-static inline int fio_cpu_count(os_cpu_mask_t *mask, int cpu)
-{
-       return hweight64(*mask);
-}
-
-static inline int fio_cpuset_init(os_cpu_mask_t *mask)
-{
-       *mask = 0;
-       return 0;
-}
-
-static inline int fio_cpuset_exit(os_cpu_mask_t *mask)
-{
-       return 0;
-}
-
-static inline int init_random_state(struct thread_data *td, unsigned long *rand_seeds, int size)
+static inline int init_random_seeds(unsigned long *rand_seeds, int size)
 {
        HCRYPTPROV hCryptProv;
 
@@ -249,16 +182,15 @@ static inline int init_random_state(struct thread_data *td, unsigned long *rand_
        }
 
        CryptReleaseContext(hCryptProv, 0);
-       td_fill_rand_seeds(td);
        return 0;
 }
 
-
 static inline int fio_set_sched_idle(void)
 {
        /* SetThreadPriority returns nonzero for success */
        return (SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_IDLE))? 0 : -1;
 }
 
+#include "os-windows-xp.h"
 
 #endif /* FIO_OS_WINDOWS_H */