xmlsecurity: detect unsigned incremental update between signatures

Change-Id: I269ed858852ee7d1275adf340c8cc1565fc30693
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/99361
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
Tested-by: Jenkins

1 files changed, 4 insertions, 2 deletions

diff --git a/xmlsecurity/inc/pdfio/pdfdocument.hxx b/xmlsecurity/inc/pdfio/pdfdocument.hxx
index e72a7edd2de7..4e36978ee009 100644
--- a/xmlsecurity/inc/pdfio/pdfdocument.hxx
+++ b/xmlsecurity/inc/pdfio/pdfdocument.hxx
@@ -16,6 +16,7 @@
 namespace vcl::filter
 {
 class PDFObjectElement;
+class PDFDocument;
 }
 struct SignatureInformation;
 class SvStream;
@@ -24,12 +25,13 @@ namespace xmlsecurity::pdfio
 {
 /**
  * @param rInformation The actual result.
- * @param bLast If this is the last signature in the file, so it covers the whole file physically.
+ * @param rDocument the parsed document to see if the signature is partial.
  * @return If we can determinate a result.
  */
 XMLSECURITY_DLLPUBLIC bool ValidateSignature(SvStream& rStream,
                                              vcl::filter::PDFObjectElement* pSignature,
-                                             SignatureInformation& rInformation, bool bLast);
+                                             SignatureInformation& rInformation,
+                                             vcl::filter::PDFDocument& rDocument);
 
 } // namespace xmlsecurity::pdfio