[hbelusca] 70390: [DBGHELP][RTL] Fix usage of VirtualSize wrt. SizeOfRawData. CORE-10523 CORE-9548 #comment Please retest with revision >= 70390

Author: hbelusca
Date: Thu Dec 17 23:10:56 2015
New Revision: 70390

URL: http://svn.reactos.org/svn/reactos?rev=70390&view=rev
Log:
[DBGHELP][RTL]
Fix usage of VirtualSize wrt. SizeOfRawData.
CORE-10523
CORE-9548 #comment Please retest with revision >= 70390

Modified:
    trunk/reactos/dll/win32/dbghelp/compat.c
    trunk/reactos/lib/rtl/image.c

Modified: trunk/reactos/dll/win32/dbghelp/compat.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/dbghelp/compat.c…
==============================================================================
--- trunk/reactos/dll/win32/dbghelp/compat.c	[iso-8859-1] (original)
+++ trunk/reactos/dll/win32/dbghelp/compat.c	[iso-8859-1] Thu Dec 17 23:10:56 2015
@@ -61,11 +61,11 @@
     while (Count--)
     {
         Va = SWAPD(Section->VirtualAddress);
-        if ((Va <= Rva) &&
-                (Rva < Va + SWAPD(Section->Misc.VirtualSize)))
+        if ((Va <= Rva) && (Rva < Va + SWAPD(Section->SizeOfRawData)))
             return Section;
         Section++;
     }
+
     return NULL;
 }
 
@@ -83,9 +83,9 @@
 
     if ((Section == NULL) ||
         (Rva < SWAPD(Section->VirtualAddress)) ||
-        (Rva >= SWAPD(Section->VirtualAddress) +
SWAPD(Section->Misc.VirtualSize)))
-    {
-        Section = RtlImageRvaToSection (NtHeader, BaseAddress, Rva);
+        (Rva >= SWAPD(Section->VirtualAddress) +
SWAPD(Section->SizeOfRawData)))
+    {
+        Section = RtlImageRvaToSection(NtHeader, BaseAddress, Rva);
         if (Section == NULL)
             return NULL;
 
@@ -93,9 +93,8 @@
             *SectionHeader = Section;
     }
 
-    return (PVOID)((ULONG_PTR)BaseAddress +
-                   Rva +
-                   SWAPD(Section->PointerToRawData) -
+    return (PVOID)((ULONG_PTR)BaseAddress + Rva +
+                   (ULONG_PTR)SWAPD(Section->PointerToRawData) -
                    (ULONG_PTR)SWAPD(Section->VirtualAddress));
 }
 
@@ -132,7 +131,7 @@
     if (MappedAsImage || Va < SWAPD(NtHeader->OptionalHeader.SizeOfHeaders))
         return (PVOID)((ULONG_PTR)BaseAddress + Va);
 
-    /* image mapped as ordinary file, we must find raw pointer */
+    /* Image mapped as ordinary file, we must find raw pointer */
     return RtlImageRvaToVa(NtHeader, BaseAddress, Va, NULL);
 }
 

Modified: trunk/reactos/lib/rtl/image.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/image.c?rev=70390&…
==============================================================================
--- trunk/reactos/lib/rtl/image.c	[iso-8859-1] (original)
+++ trunk/reactos/lib/rtl/image.c	[iso-8859-1] Thu Dec 17 23:10:56 2015
@@ -301,10 +301,9 @@
     if (MappedAsImage || Va < SWAPD(NtHeader->OptionalHeader.SizeOfHeaders))
         return (PVOID)((ULONG_PTR)BaseAddress + Va);
 
-    /* image mapped as ordinary file, we must find raw pointer */
+    /* Image mapped as ordinary file, we must find raw pointer */
     return RtlImageRvaToVa(NtHeader, BaseAddress, Va, NULL);
 }
-
 
 /*
  * @implemented
@@ -326,14 +325,13 @@
     while (Count--)
     {
         Va = SWAPD(Section->VirtualAddress);
-        if ((Va <= Rva) &&
-                (Rva < Va + SWAPD(Section->Misc.VirtualSize)))
+        if ((Va <= Rva) && (Rva < Va + SWAPD(Section->SizeOfRawData)))
             return Section;
         Section++;
     }
+
     return NULL;
 }
-
 
 /*
  * @implemented
@@ -353,9 +351,9 @@
 
     if ((Section == NULL) ||
         (Rva < SWAPD(Section->VirtualAddress)) ||
-        (Rva >= SWAPD(Section->VirtualAddress) +
SWAPD(Section->Misc.VirtualSize)))
-    {
-        Section = RtlImageRvaToSection (NtHeader, BaseAddress, Rva);
+        (Rva >= SWAPD(Section->VirtualAddress) +
SWAPD(Section->SizeOfRawData)))
+    {
+        Section = RtlImageRvaToSection(NtHeader, BaseAddress, Rva);
         if (Section == NULL)
             return NULL;
 
@@ -363,9 +361,8 @@
             *SectionHeader = Section;
     }
 
-    return (PVOID)((ULONG_PTR)BaseAddress +
-                   Rva +
-                   SWAPD(Section->PointerToRawData) -
+    return (PVOID)((ULONG_PTR)BaseAddress + Rva +
+                   (ULONG_PTR)SWAPD(Section->PointerToRawData) -
                    (ULONG_PTR)SWAPD(Section->VirtualAddress));
 }