Use IMAGE_FILE_HEADER and add missing Arm 32bit images support

1 files changed, 25 insertions, 13 deletions

diff --git a/Source/bindexplib.cxx b/Source/bindexplib.cxx
index 698ab78b1d..21f27d65d1 100644
--- a/Source/bindexplib.cxx
+++ b/Source/bindexplib.cxx
@@ -31,7 +31,7 @@
  * Extension (Axel 2006-03-15)
  *    As soon as an object file contains an /EXPORT directive (which
  *    is generated by the compiler when a symbol is declared as
- *    declspec(dllexport)) no to-be-exported symbols are printed,
+ *    __declspec(dllexport) no to-be-exported symbols are printed,
  *    as the linker will see these directives, and if those directives
  *    are present we only export selectively (i.e. we trust the
  *    programmer).
@@ -50,12 +50,12 @@
 *
 *    It created a wrong EXPORTS for the global pointers and constants.
 *    The Section Header has been involved to discover the missing information
-*    Now the pointers are correctly supplied  supplied with "DATA" descriptor
+*    Now the pointers are correctly supplied with "DATA" descriptor
 *        the constants  with no extra descriptor.
 *
 * Corrections (Valery Fine 16/09/96):
 *
-*     It didn't work for C++ code with global variables and class definitons
+*     It didn't work for C++ code with global variables and class definitions
 *     The DumpExternalObject function has been introduced to generate .DEF file
 *
 * Author:   Valery Fine 16/09/96  (E-mail: fine@vxcern.cern.ch)
@@ -68,8 +68,20 @@
 #include <iostream>
 #include <windows.h>
 
+#ifndef IMAGE_FILE_MACHINE_ARM
+#define IMAGE_FILE_MACHINE_ARM 0x01c0 // ARM Little-Endian
+#endif
+
+#ifndef IMAGE_FILE_MACHINE_THUMB
+#define IMAGE_FILE_MACHINE_THUMB 0x01c2 // ARM Thumb/Thumb-2 Little-Endian
+#endif
+
 #ifndef IMAGE_FILE_MACHINE_ARMNT
-#define IMAGE_FILE_MACHINE_ARMNT 0x01c4
+#define IMAGE_FILE_MACHINE_ARMNT 0x01c4 // ARM Thumb-2 Little-Endian
+#endif
+
+#ifndef IMAGE_FILE_MACHINE_ARM64
+#define IMAGE_FILE_MACHINE_ARM64 0xaa64 // ARM64 Little-Endian
 #endif
 
 typedef struct cmANON_OBJECT_HEADER_BIGOBJ
@@ -294,7 +306,6 @@ bool DumpFile(const char* filename, std::set<std::string>& symbols,
   HANDLE hFile;
   HANDLE hFileMapping;
   LPVOID lpFileBase;
-  PIMAGE_DOS_HEADER dosHeader;
 
   hFile = CreateFileW(cmsys::Encoding::ToWide(filename).c_str(), GENERIC_READ,
                       FILE_SHARE_READ, NULL, OPEN_EXISTING,
@@ -320,17 +331,18 @@ bool DumpFile(const char* filename, std::set<std::string>& symbols,
     return false;
   }
 
-  dosHeader = (PIMAGE_DOS_HEADER)lpFileBase;
-  if (dosHeader->e_magic == IMAGE_DOS_SIGNATURE) {
+  const PIMAGE_FILE_HEADER imageHeader = (PIMAGE_FILE_HEADER)lpFileBase;
+  if (imageHeader->Machine == IMAGE_DOS_SIGNATURE) {
     fprintf(stderr, "File is an executable.  I don't dump those.\n");
     return false;
   }
   /* Does it look like a COFF OBJ file??? */
-  else if (((dosHeader->e_magic == IMAGE_FILE_MACHINE_I386) ||
-            (dosHeader->e_magic == IMAGE_FILE_MACHINE_AMD64) ||
-            (dosHeader->e_magic == IMAGE_FILE_MACHINE_ARMNT)) ||
-           (dosHeader->e_magic == IMAGE_FILE_MACHINE_ARM64) &&
-             (dosHeader->e_sp == 0)) {
+  else if (((imageHeader->Machine == IMAGE_FILE_MACHINE_I386) ||
+            (imageHeader->Machine == IMAGE_FILE_MACHINE_AMD64) ||
+            (imageHeader->Machine == IMAGE_FILE_MACHINE_ARM) ||
+            (imageHeader->Machine == IMAGE_FILE_MACHINE_ARMNT) ||
+            (imageHeader->Machine == IMAGE_FILE_MACHINE_ARM64)) &&
+           (imageHeader->Characteristics == 0)) {
     /*
     * The two tests above aren't what they look like.  They're
     * really checking for IMAGE_FILE_HEADER.Machine == i386 (0x14C)
@@ -338,7 +350,7 @@ bool DumpFile(const char* filename, std::set<std::string>& symbols,
     */
     DumpSymbols<IMAGE_FILE_HEADER, IMAGE_SYMBOL> symbolDumper(
       (PIMAGE_FILE_HEADER)lpFileBase, symbols, dataSymbols,
-      (dosHeader->e_magic == IMAGE_FILE_MACHINE_I386));
+      (imageHeader->Machine == IMAGE_FILE_MACHINE_I386));
     symbolDumper.DumpObjFile();
   } else {
     // check for /bigobj format