Huw Davies : ntdll: Implement RtlGetSystemTimePrecise().
Alexandre Julliard
julliard at winehq.org
Tue May 14 15:43:03 CDT 2019
Module: wine
Branch: master
Commit: aa4570feddabc7ca5b82c52cceb40dc83220eace
URL: https://source.winehq.org/git/wine.git/?a=commit;h=aa4570feddabc7ca5b82c52cceb40dc83220eace
Author: Huw Davies <huw at codeweavers.com>
Date: Tue May 14 09:53:42 2019 +0100
ntdll: Implement RtlGetSystemTimePrecise().
Signed-off-by: Huw Davies <huw at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/ntdll/ntdll.spec | 1 +
dlls/ntdll/time.c | 33 +++++++++++++++++++++++++++++++++
include/winternl.h | 1 +
3 files changed, 35 insertions(+)
diff --git a/dlls/ntdll/ntdll.spec b/dlls/ntdll/ntdll.spec
index 292b0f6..aeb9735 100644
--- a/dlls/ntdll/ntdll.spec
+++ b/dlls/ntdll/ntdll.spec
@@ -680,6 +680,7 @@
@ stdcall RtlGetSaclSecurityDescriptor(ptr ptr ptr ptr)
# @ stub RtlGetSecurityDescriptorRMControl
# @ stub RtlGetSetBootStatusData
+@ stdcall -ret64 RtlGetSystemTimePrecise()
@ stdcall RtlGetThreadErrorMode()
@ stdcall RtlGetUnloadEventTrace()
@ stdcall RtlGetUnloadEventTraceEx(ptr ptr ptr)
diff --git a/dlls/ntdll/time.c b/dlls/ntdll/time.c
index 443d8b2..ec0a187 100644
--- a/dlls/ntdll/time.c
+++ b/dlls/ntdll/time.c
@@ -474,6 +474,39 @@ NTSTATUS WINAPI NtQuerySystemTime( PLARGE_INTEGER Time )
return STATUS_SUCCESS;
}
+/***********************************************************************
+ * RtlGetSystemTimePrecise [NTDLL.@]
+ *
+ * Get a more accurate current system time.
+ *
+ * RETURNS
+ * The current system time.
+ */
+LONGLONG WINAPI RtlGetSystemTimePrecise( void )
+{
+ LONGLONG time;
+
+#ifdef HAVE_CLOCK_GETTIME
+ struct timespec ts;
+
+ if (!clock_gettime( CLOCK_REALTIME, &ts ))
+ {
+ time = ts.tv_sec * (ULONGLONG)TICKSPERSEC + TICKS_1601_TO_1970;
+ time += (ts.tv_nsec + 50) / 100;
+ }
+ else
+#endif
+ {
+ struct timeval now;
+
+ gettimeofday( &now, 0 );
+ time = now.tv_sec * (ULONGLONG)TICKSPERSEC + TICKS_1601_TO_1970;
+ time += now.tv_usec * 10;
+ }
+
+ return time;
+}
+
/******************************************************************************
* NtQueryPerformanceCounter [NTDLL.@]
*/
diff --git a/include/winternl.h b/include/winternl.h
index 2b3fb94..e7f89b0 100644
--- a/include/winternl.h
+++ b/include/winternl.h
@@ -2710,6 +2710,7 @@ NTSYSAPI NTSTATUS WINAPI RtlGetOwnerSecurityDescriptor(PSECURITY_DESCRIPTOR,PSI
NTSYSAPI ULONG WINAPI RtlGetProcessHeaps(ULONG,HANDLE*);
NTSYSAPI DWORD WINAPI RtlGetThreadErrorMode(void);
NTSYSAPI NTSTATUS WINAPI RtlGetSaclSecurityDescriptor(PSECURITY_DESCRIPTOR,PBOOLEAN,PACL *,PBOOLEAN);
+NTSYSAPI LONGLONG WINAPI RtlGetSystemTimePrecise(void);
NTSYSAPI NTSTATUS WINAPI RtlGetVersion(RTL_OSVERSIONINFOEXW*);
NTSYSAPI NTSTATUS WINAPI RtlGUIDFromString(PUNICODE_STRING,GUID*);
NTSYSAPI PSID_IDENTIFIER_AUTHORITY WINAPI RtlIdentifierAuthoritySid(PSID);
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