add C API for R4 encryption

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

1 files changed, 11 insertions, 0 deletions

diff --git a/qpdf/qpdf.cc b/qpdf/qpdf.cc
index c54504b8..c614b5bf 100644
--- a/qpdf/qpdf.cc
+++ b/qpdf/qpdf.cc
@@ -146,6 +146,8 @@ These options can be useful for digging into PDF files or for use in\n\
 automated test suites for software that uses the qpdf library.\n\
 \n\
 --static-id               generate static /ID: FOR TESTING ONLY!\n\
+--static-aes-iv           use a static initialization vector for AES-CBC\n\
+                          This is option is not secure!  FOR TESTING ONLY!\n\
 --no-original-object-ids  suppress original object ID comments in qdf mode\n\
 --show-encryption         quickly show encryption parameters\n\
 --check-linearization     check file integrity and linearization status\n\
@@ -604,6 +606,7 @@ int main(int argc, char* argv[])
     std::string force_version;
 
     bool static_id = false;
+    bool static_aes_iv = false;
     bool suppress_original_object_id = false;
     bool show_encryption = false;
     bool check_linearization = false;
@@ -758,6 +761,10 @@ int main(int argc, char* argv[])
 	    {
 		static_id = true;
 	    }
+	    else if (strcmp(arg, "static-aes-iv") == 0)
+	    {
+		static_aes_iv = true;
+	    }
 	    else if (strcmp(arg, "no-original-object-ids") == 0)
 	    {
 		suppress_original_object_id = true;
@@ -1049,6 +1056,10 @@ int main(int argc, char* argv[])
 	    {
 		w.setStaticID(true);
 	    }
+	    if (static_aes_iv)
+	    {
+		w.setStaticAesIV(true);
+	    }
 	    if (suppress_original_object_id)
 	    {
 		w.setSuppressOriginalObjectIDs(true);