Changeset 26209 in vbox

Timestamp:

Feb 3, 2010 4:54:41 PM (15 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

57234

Message:

IPRT: Added RTTimeSet.

Location:

trunk

Files:

• include/iprt/time.h (modified) (1 diff)
• src/VBox/Runtime/Makefile.kmk (modified) (6 diffs)
• src/VBox/Runtime/r3/darwin/time-darwin.cpp (modified) (3 diffs)
• src/VBox/Runtime/r3/win/time-win.cpp (modified) (6 diffs)

trunk/include/iprt/time.h

@@ -602 +602 @@
  *
  * @returns pTime.
- * @param   pTime   Where to store the time.
+ * @param   pTime       Where to store the time.
  */
 RTDECL(PRTTIMESPEC) RTTimeNow(PRTTIMESPEC pTime);
+
+/**
+ * Sets the system time.
+ *
+ * @returns IPRT status code
+ * @param   pTime       The new system time (UTC).
+ *
+ * @remarks This will usually fail because changing the wall time is usually
+ *          requires extra privileges.
+ */
+RTDECL(int) RTTimeSet(PCRTTIMESPEC pTime);
 
 /**

trunk/src/VBox/Runtime/Makefile.kmk

@@ -487 +487 @@
         r3/posix/rand-posix.cpp \
         r3/posix/RTTimeNow-posix.cpp \
+        r3/posix/RTTimeSet-posix.cpp \
         r3/posix/semrw-posix.cpp \
         r3/posix/thread-posix.cpp \
@@ -558 +559 @@
         r3/posix/process-posix.cpp \
         r3/posix/RTTimeNow-posix.cpp \
+        r3/posix/RTTimeSet-posix.cpp \
         r3/posix/timelocal-posix.cpp \
         r3/posix/utf8-posix.cpp
@@ -589 +591 @@
         r3/posix/RTFileQueryFsSizes-posix.cpp \
         r3/posix/RTSystemQueryOSInfo-posix.cpp \
+        r3/posix/RTTimeSet-posix.cpp \
         r3/posix/dir-posix.cpp \
         r3/posix/env-posix.cpp \
@@ -645 +648 @@
         r3/posix/RTMpGetCount-posix.cpp \
         r3/posix/RTTimeNow-posix.cpp \
+        r3/posix/RTTimeSet-posix.cpp \
         r3/posix/semevent-posix.cpp \
         r3/posix/semeventmulti-posix.cpp \
@@ -682 +686 @@
         r3/posix/rand-posix.cpp \
         r3/posix/RTTimeNow-posix.cpp \
+        r3/posix/RTTimeSet-posix.cpp \
         r3/posix/semevent-posix.cpp \
         r3/posix/semeventmulti-posix.cpp \
@@ -749 +754 @@
         r3/posix/rand-posix.cpp \
         r3/posix/RTTimeNow-posix.cpp \
+        r3/posix/RTTimeSet-posix.cpp \
         r3/posix/time-posix.cpp \
         r3/posix/timelocal-posix.cpp

trunk/src/VBox/Runtime/r3/darwin/time-darwin.cpp

@@ -98 +98 @@
 
 
-/**
- * Gets the current nanosecond timestamp.
- *
- * This differs from RTTimeNanoTS in that it will use system APIs and not do any
- * resolution or performance optimizations.
- *
- * @returns nanosecond timestamp.
- */
 RTDECL(uint64_t) RTTimeSystemNanoTS(void)
 {
@@ -112 +104 @@
 
 
-/**
- * Gets the current millisecond timestamp.
- *
- * This differs from RTTimeNanoTS in that it will use system APIs and not do any
- * resolution or performance optimizations.
- *
- * @returns millisecond timestamp.
- */
 RTDECL(uint64_t) RTTimeSystemMilliTS(void)
 {
@@ -126 +110 @@
 
 
-/**
- * Gets the current system time.
- *
- * @returns pTime.
- * @param   pTime   Where to store the time.
- */
 RTDECL(PRTTIMESPEC) RTTimeNow(PRTTIMESPEC pTime)
 {

trunk/src/VBox/Runtime/r3/win/time-win.cpp

@@ -136 +136 @@
 
 
-/**
- * Gets the current nanosecond timestamp.
- *
- * This differs from RTTimeNanoTS in that it will use system APIs and not do any
- * resolution or performance optimizations.
- *
- * @returns nanosecond timestamp.
- */
 RTDECL(uint64_t) RTTimeSystemNanoTS(void)
 {
@@ -150 +142 @@
 
 
-/**
- * Gets the current millisecond timestamp.
- *
- * This differs from RTTimeNanoTS in that it will use system APIs and not do any
- * resolution or performance optimizations.
- *
- * @returns millisecond timestamp.
- */
 RTDECL(uint64_t) RTTimeSystemMilliTS(void)
 {
@@ -164 +148 @@
 
 
-/**
- * Gets the current system time.
- *
- * @returns pTime.
- * @param   pTime   Where to store the time.
- */
 RTDECL(PRTTIMESPEC) RTTimeNow(PRTTIMESPEC pTime)
 {
@@ -179 +157 @@
 
 
-/**
- * Gets the current local system time.
- *
- * @returns pTime.
- * @param   pTime   Where to store the local time.
- */
+RTDECL(int) RTTimeSet(PCRTTIMESPEC pTime)
+{
+    FILETIME    FileTime;
+    SYSTEMTIME  SysTime;
+    if (FileTimeToSystemTime(RTTimeSpecGetNtFileTime(pTime, &FileTime), &SysTime))
+    {
+        if (SetSystemTime(&SysTime))
+            return VINF_SUCCESS;
+    }
+    return RTErrConvertFromWin32(GetLastError());
+}
+
+
 RTDECL(PRTTIMESPEC) RTTimeLocalNow(PRTTIMESPEC pTime)
 {
@@ -197 +182 @@
 
 
-/**
- * Gets the delta between UTC and local time.
- *
- * @code
- *      RTTIMESPEC LocalTime;
- *      RTTimeSpecAddNano(RTTimeNow(&LocalTime), RTTimeLocalDeltaNano());
- * @endcode
- *
- * @returns Returns the nanosecond delta between UTC and local time.
- */
 RTDECL(int64_t) RTTimeLocalDeltaNano(void)
 {
@@ -221 +196 @@
 
 
-/**
- * Explodes a time spec to the localized timezone.
- *
- * @returns pTime.
- * @param   pTime       Where to store the exploded time.
- * @param   pTimeSpec   The time spec to exploded. (UTC)
- */
 RTDECL(PRTTIME) RTTimeLocalExplode(PRTTIME pTime, PCRTTIMESPEC pTimeSpec)
 {