add C API for R4 encryption

git-svn-id: svn+q:///qpdf/trunk@825 71b93d88-0707-0410-a8cf-f5a4172ac649

1 files changed, 3 insertions, 0 deletions

diff --git a/libqpdf/qpdf/Pl_AES_PDF.hh b/libqpdf/qpdf/Pl_AES_PDF.hh
index 888ea752..084fca7b 100644
--- a/libqpdf/qpdf/Pl_AES_PDF.hh
+++ b/libqpdf/qpdf/Pl_AES_PDF.hh
@@ -20,12 +20,15 @@ class DLL_EXPORT Pl_AES_PDF: public Pipeline
 
     // For testing only; PDF always uses CBC
     void disableCBC();
+    // For testing only: use a fixed initialization vector for CBC
+    static void useStaticIV();
 
   private:
     void flush(bool discard_padding);
     void initializeVector();
 
     static unsigned int const buf_size = 16;
+    static bool use_static_iv;
 
     bool encrypt;
     bool cbc_mode;