[ros-diffs] [tkreuzer] 58936: {RTL] - Implement RtlFillMemoryUlonglong - Add missing bitmap64.c - Fix 64bit bitmap code

Author: tkreuzer
Date: Sun May  5 09:02:36 2013
New Revision: 58936

URL: http://svn.reactos.org/svn/reactos?rev=58936&view=rev
Log:
{RTL]
- Implement RtlFillMemoryUlonglong
- Add missing bitmap64.c
- Fix 64bit bitmap code

Added:
    trunk/reactos/lib/rtl/bitmap64.c   (with props)
Modified:
    trunk/reactos/lib/rtl/bitmap.c
    trunk/reactos/lib/rtl/mem.c

Modified: trunk/reactos/lib/rtl/bitmap.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/bitmap.c?rev=58936…
==============================================================================
--- trunk/reactos/lib/rtl/bitmap.c	[iso-8859-1] (original)
+++ trunk/reactos/lib/rtl/bitmap.c	[iso-8859-1] Sun May  5 09:02:36 2013
@@ -20,6 +20,7 @@
 
 #ifdef USE_RTL_BITMAP64
 #define _BITCOUNT 64
+#define MAXINDEX 0xFFFFFFFFFFFFFFFF
 typedef ULONG64 BITMAP_INDEX, *PBITMAP_INDEX;
 typedef ULONG64 BITMAP_BUFFER, *PBITMAP_BUFFER;
 #define RTL_BITMAP RTL_BITMAP64
@@ -55,6 +56,7 @@
 #define RtlFindLongestRunSet RtlFindLongestRunSet64
 #else
 #define _BITCOUNT 32
+#define MAXINDEX 0xFFFFFFFF
 typedef ULONG BITMAP_INDEX, *PBITMAP_INDEX;
 typedef ULONG BITMAP_BUFFER, *PBITMAP_BUFFER;
 #endif
@@ -312,8 +314,8 @@
     /* Are we unaligned? */
     if (Bits)
     {
-        /* Create an inverse mask by shifting MAXULONG */
-        Mask = MAXULONG << Bits;
+        /* Create an inverse mask by shifting MAXINDEX */
+        Mask = MAXINDEX << Bits;
 
         /* This is what's left in the first ULONG */
         Bits = _BITCOUNT - Bits;
@@ -346,7 +348,7 @@
 
     /* Clear what's left */
     NumberToClear &= (_BITCOUNT - 1);
-    Mask = MAXULONG << NumberToClear;
+    Mask = MAXINDEX << NumberToClear;
     *Buffer &= Mask;
 }
 
@@ -369,8 +371,8 @@
     /* Are we unaligned? */
     if (Bits)
     {
-        /* Create a mask by shifting MAXULONG */
-        Mask = MAXULONG << Bits;
+        /* Create a mask by shifting MAXINDEX */
+        Mask = MAXINDEX << Bits;
 
         /* This is what's left in the first ULONG */
         Bits = _BITCOUNT - Bits;
@@ -398,12 +400,12 @@
     }
 
     /* Set all full ULONGs */
-    RtlFillMemoryUlong(Buffer, NumberToSet >> 3, MAXULONG);
+    RtlFillMemoryUlong(Buffer, NumberToSet >> 3, MAXINDEX);
     Buffer += NumberToSet / _BITCOUNT;
 
     /* Set what's left */
     NumberToSet &= (_BITCOUNT - 1);
-    Mask = MAXULONG << NumberToSet;
+    Mask = MAXINDEX << NumberToSet;
     *Buffer |= ~Mask;
 }
 
@@ -491,7 +493,7 @@
     /* Check for valid parameters */
     if (!BitMapHeader || NumberToFind > BitMapHeader->SizeOfBitMap)
     {
-        return MAXULONG;
+        return MAXINDEX;
     }
 
     /* Check if the hint is outside the bitmap */
@@ -517,7 +519,7 @@
         /* Search for the next clear run, by skipping a set run */
         CurrentBit += RtlpGetLengthOfRunSet(BitMapHeader,
                                             CurrentBit,
-                                            MAXULONG);
+                                            MAXINDEX);
 
         /* Get length of the clear bit run */
         CurrentLength = RtlpGetLengthOfRunClear(BitMapHeader,
@@ -544,7 +546,7 @@
     }
 
     /* Nothing found */
-    return MAXULONG;
+    return MAXINDEX;
 }
 
 BITMAP_INDEX
@@ -559,7 +561,7 @@
     /* Check for valid parameters */
     if (!BitMapHeader || NumberToFind > BitMapHeader->SizeOfBitMap)
     {
-        return MAXULONG;
+        return MAXINDEX;
     }
 
     /* Check if the hint is outside the bitmap */
@@ -585,7 +587,7 @@
         /* Search for the next set run, by skipping a clear run */
         CurrentBit += RtlpGetLengthOfRunClear(BitMapHeader,
                                               CurrentBit,
-                                              MAXULONG);
+                                              MAXINDEX);
 
         /* Get length of the set bit run */
         CurrentLength = RtlpGetLengthOfRunSet(BitMapHeader,
@@ -612,7 +614,7 @@
     }
 
     /* Nothing found */
-    return MAXULONG;
+    return MAXINDEX;
 }
 
 BITMAP_INDEX
@@ -628,7 +630,7 @@
     Position = RtlFindClearBits(BitMapHeader, NumberToFind, HintIndex);
 
     /* Did we get something? */
-    if (Position != MAXULONG)
+    if (Position != MAXINDEX)
     {
         /* Yes, set the bits */
         RtlSetBits(BitMapHeader, Position, NumberToFind);
@@ -651,7 +653,7 @@
     Position = RtlFindSetBits(BitMapHeader, NumberToFind, HintIndex);
 
     /* Did we get something? */
-    if (Position != MAXULONG)
+    if (Position != MAXINDEX)
     {
         /* Yes, clear the bits */
         RtlClearBits(BitMapHeader, Position, NumberToFind);
@@ -678,11 +680,11 @@
     }
 
     /* Assume a set run first, count it's length */
-    Length = RtlpGetLengthOfRunSet(BitMapHeader, FromIndex, MAXULONG);
+    Length = RtlpGetLengthOfRunSet(BitMapHeader, FromIndex, MAXINDEX);
     *StartingRunIndex = FromIndex + Length;
 
     /* Now return the length of the run */
-    return RtlpGetLengthOfRunClear(BitMapHeader, FromIndex + Length, MAXULONG);
+    return RtlpGetLengthOfRunClear(BitMapHeader, FromIndex + Length, MAXINDEX);
 }
 
 BITMAP_INDEX
@@ -702,11 +704,11 @@
     }
 
     /* Assume a clear run first, count it's length */
-    Length = RtlpGetLengthOfRunClear(BitMapHeader, FromIndex, MAXULONG);
+    Length = RtlpGetLengthOfRunClear(BitMapHeader, FromIndex, MAXINDEX);
     *StartingRunIndex = FromIndex + Length;
 
     /* Now return the length of the run */
-    return RtlpGetLengthOfRunSet(BitMapHeader, FromIndex, MAXULONG);
+    return RtlpGetLengthOfRunSet(BitMapHeader, FromIndex, MAXINDEX);
 }
 
 BITMAP_INDEX

Added: trunk/reactos/lib/rtl/bitmap64.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/bitmap64.c?rev=589…
==============================================================================
--- trunk/reactos/lib/rtl/bitmap64.c	(added)
+++ trunk/reactos/lib/rtl/bitmap64.c	[iso-8859-1] Sun May  5 09:02:36 2013
@@ -0,0 +1,4 @@
+
+#define USE_RTL_BITMAP64
+
+#include "bitmap.c"

Propchange: trunk/reactos/lib/rtl/bitmap64.c
------------------------------------------------------------------------------
    svn:eol-style = native

Modified: trunk/reactos/lib/rtl/mem.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/mem.c?rev=58936&am…
==============================================================================
--- trunk/reactos/lib/rtl/mem.c	[iso-8859-1] (original)
+++ trunk/reactos/lib/rtl/mem.c	[iso-8859-1] Sun May  5 09:02:36 2013
@@ -112,6 +112,25 @@
     }
 }
 
+#ifdef _WIN64
+VOID
+NTAPI
+RtlFillMemoryUlonglong(
+    PVOID Destination,
+    SIZE_T Length,
+    ULONGLONG Fill)
+{
+    PULONGLONG Dest  = Destination;
+    SIZE_T Count = Length / sizeof(ULONGLONG);
+
+    while (Count > 0)
+    {
+        *Dest = Fill;
+        Dest++;
+        Count--;
+    }
+}
+#endif
 
 #undef RtlMoveMemory
 /*