Changeset 893 in vbox

Timestamp:

Feb 14, 2007 9:36:39 AM (18 years ago)

Author:

vboxsync

Message:

Use RTRand.

Location:

trunk/src/VBox/Runtime

Files:

• Makefile (modified) (12 diffs)
• generic/uuid-generic.cpp (modified) (2 diffs)

trunk/src/VBox/Runtime/Makefile

@@ -195 +195 @@
         utf-8.cpp \
         zip.cpp \
+        misc/rand.cpp \
 
 ifdef IPRT_WITH_KLDR
@@ -225 +226 @@
         generic/semsrw-generic.cpp \
         generic/semnoint-generic.cpp \
+        generic/rand-stubs-generic.cpp \
         nt/RTErrConvertFromNtStatus.cpp \
         win32/errmsgwin.cpp \
@@ -256 +258 @@
         generic/RTLogWriteDebugger-generic.cpp \
         generic/pathhost-generic.cpp \
+        generic/uuid-generic.cpp \
         r3/linux/sched-linux.cpp \
-        r3/linux/uuid-linux.cpp \
         r3/posix/alloc-posix.cpp \
         r3/posix/dir-posix.cpp \
@@ -265 +267 @@
         r3/posix/path-posix.cpp \
         r3/posix/process-posix.cpp \
+        r3/posix/rand-posix.cpp \
         r3/posix/system-posix.cpp \
         r3/posix/thread-posix.cpp \
@@ -278 +281 @@
 endif
 
-
 RuntimeR3_SOURCES.os2   = \
         generic/RTDirQueryInfo-generic.cpp \
@@ -285 +287 @@
         generic/RTLogWriteDebugger-generic.cpp \
         generic/pathhost-generic.cpp \
+        generic/rand-stubs-generic.cpp \
         generic/semsrw-generic.cpp \
         generic/semnoint-generic.cpp \
@@ -312 +315 @@
         generic/RTLogWriteDebugger-generic.cpp \
         generic/pathhost-generic.cpp \
+        generic/sched-generic.cpp \
+        generic/timer-generic.cpp \
+        generic/utf16locale-generic.cpp \
+        generic/uuid-generic.cpp\
         r3/darwin/alloc-darwin.cpp \
         r3/posix/dir-posix.cpp \
@@ -319 +326 @@
         r3/posix/path-posix.cpp \
         r3/posix/process-posix.cpp \
-        generic/sched-generic.cpp \
+        r3/posix/rand-posix.cpp \
         r3/posix/sems-posix.cpp \
         r3/posix/system-posix.cpp \
         r3/posix/thread-posix.cpp \
+        r3/posix/utf8-posix.cpp \
         r3/darwin/time-darwin.cpp \
-        generic/timer-generic.cpp \
-        generic/utf16locale-generic.cpp \
-        r3/posix/utf8-posix.cpp \
-        r3/linux/uuid-linux.cpp \
         timesup.cpp \
 
@@ -346 +350 @@
         r3/posix/path-posix.cpp \
         r3/posix/process-posix.cpp \
+        r3/posix/rand-posix.cpp \
         r3/posix/sems-posix.cpp \
         r3/posix/system-posix.cpp \
@@ -376 +381 @@
         generic/semsrw-generic.cpp \
         generic/semnoint-generic.cpp \
+        generic/uuid-generic.cpp \
         l4/l4-errno.cpp \
         l4/process-l4env.cpp \
@@ -384 +390 @@
         generic/utf16locale-generic.cpp \
         l4/utf8-l4env.cpp \
-        r3/linux/uuid-linux.cpp \
         r3/posix/alloc-posix.cpp \
         r3/posix/dir-posix.cpp \
@@ -390 +395 @@
         r3/posix/ldrNative-posix.cpp \
         r3/posix/path-posix.cpp \
+        r3/posix/rand-posix.cpp \
         r3/posix/time-posix.cpp \
         timesup.cpp

trunk/src/VBox/Runtime/generic/uuid-generic.cpp

@@ -29 +29 @@
 #include <iprt/time.h>
 #include <iprt/asm.h>
+#include <iprt/rand.h>
 
 
@@ -45 +46 @@
     AssertReturn(pUuid, VERR_INVALID_PARAMETER);
 
-    /*
-     * We don't have any good random sources in IPRT yet, so
-     * for the time being we'll use Nano time and the cpu TSC
-     * (which of course isn't very good at all!).
-     */
-    RTTIMESPEC Now;
-    pUuid->au64[0] = RTTimeSpecGetNano(RTTimeNow(&Now));
-    pUuid->au64[1] = ASMReadTSC();
+    RTRandBytes(pUuid, sizeof(*pUuid));
     pUuid->Gen.u16ClockSeq = (pUuid->Gen.u16ClockSeq & 0x3fff) | 0x8000;
     pUuid->Gen.u16TimeHiAndVersion = (pUuid->Gen.u16TimeHiAndVersion & 0x0fff) | 0x4000;