Fix compatibility issue when using IPF image with PE32 magic value in the OptionalHeader.

[mirror_edk2.git] / SecurityPkg / Library / DxeImageVerificationLib / DxeImageVerificationLib.c

diff --git a/SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c b/SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c
index 79d226125107506e380f16b1d86e2e9249858bea..2a54296134b5835ed7f5645f58fd79fbf6d9a189 100644 (file)
--- a/SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c
+++ b/SecurityPkg/Library/DxeImageVerificationLib/DxeImageVerificationLib.c
@@ -297,7 +297,21 @@ HashPeImage (
   // Measuring PE/COFF Image Header;\r
   // But CheckSum field and SECURITY data directory (certificate) are excluded\r
   //\r
   // Measuring PE/COFF Image Header;\r
   // But CheckSum field and SECURITY data directory (certificate) are excluded\r
   //\r

-  Magic = mNtHeader.Pe32->OptionalHeader.Magic;\r
+  if (mNtHeader.Pe32->FileHeader.Machine == IMAGE_FILE_MACHINE_IA64 && mNtHeader.Pe32->OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {\r
+    //\r
+    // NOTE: Some versions of Linux ELILO for Itanium have an incorrect magic value \r
+    //       in the PE/COFF Header. If the MachineType is Itanium(IA64) and the \r
+    //       Magic value in the OptionalHeader is EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC\r
+    //       then override the magic value to EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC\r
+    //\r
+    Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;\r
+  } else {\r
+    //\r
+    // Get the magic value from the PE/COFF Optional Header\r
+    //\r
+    Magic =  mNtHeader.Pe32->OptionalHeader.Magic;\r
+  }\r
+  \r

   //\r
   // 3.  Calculate the distance from the base of the image header to the image checksum address.\r
   // 4.  Hash the image header from its base to beginning of the image checksum.\r
   //\r
   // 3.  Calculate the distance from the base of the image header to the image checksum address.\r
   // 4.  Hash the image header from its base to beginning of the image checksum.\r


@@ -1346,7 +1360,21 @@ DxeImageVerificationHandler (
     goto Done;\r
   }\r
 \r
     goto Done;\r
   }\r
 \r

-  Magic = mNtHeader.Pe32->OptionalHeader.Magic;\r
+  if (mNtHeader.Pe32->FileHeader.Machine == IMAGE_FILE_MACHINE_IA64 && mNtHeader.Pe32->OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {\r
+    //\r
+    // NOTE: Some versions of Linux ELILO for Itanium have an incorrect magic value \r
+    //       in the PE/COFF Header. If the MachineType is Itanium(IA64) and the \r
+    //       Magic value in the OptionalHeader is EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC\r
+    //       then override the magic value to EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC\r
+    //\r
+    Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;\r
+  } else {\r
+    //\r
+    // Get the magic value from the PE/COFF Optional Header\r
+    //\r
+    Magic = mNtHeader.Pe32->OptionalHeader.Magic;\r
+  }\r
+  \r

   if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {\r
     //\r
     // Use PE32 offset.\r
   if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {\r
     //\r
     // Use PE32 offset.\r