crypt32: Allow messages to be opened when compiled with…

dlls/crypt32/msg.c

@@ -632,11 +632,6 @@ static BOOL CRYPT_IsValidSigner(CMSG_SIGNER_ENCODE_INFO_WITH_CMS *signer)
         SetLastError(E_INVALIDARG);
         return FALSE;
     }
-    if (signer->cbSize == sizeof(CMSG_SIGNER_ENCODE_INFO_WITH_CMS))
-    {
-        FIXME("CMSG_SIGNER_ENCODE_INFO with CMS fields unsupported\n");
-        return FALSE;
-    }
     if (!signer->pCertInfo->SerialNumber.cbData)
     {
         SetLastError(E_INVALIDARG);
@@ -657,6 +652,19 @@ static BOOL CRYPT_IsValidSigner(CMSG_SIGNER_ENCODE_INFO_WITH_CMS *signer)
         SetLastError(CRYPT_E_UNKNOWN_ALGO);
         return FALSE;
     }
+    if (signer->cbSize == sizeof(CMSG_SIGNER_ENCODE_INFO_WITH_CMS))
+    {
+        if (signer->SignerId.dwIdChoice)
+        {
+            FIXME("CMSG_SIGNER_ENCODE_INFO with CMS fields unsupported\n");
+            return FALSE;
+        }
+        if (signer->HashEncryptionAlgorithm.pszObjId)
+        {
+            FIXME("CMSG_SIGNER_ENCODE_INFO with CMS fields unsupported\n");
+            return FALSE;
+        }
+    }
     return TRUE;
 }
 

dlls/crypt32/tests/msg.c

@@ -23,6 +23,7 @@
 #include <windef.h>
 #include <winbase.h>
 #include <winerror.h>
+#define CMSG_SIGNER_ENCODE_INFO_HAS_CMS_FIELDS
 #include <wincrypt.h>
 
 #include "wine/test.h"