IsUnencryptedWrapper

Security and encryption

Description

Tests whether the selected PDF contains a valid PDF 2.0 encrypted payload while the outer wrapper remains unencrypted

Syntax

Delphi

Function TPDFlib.IsUnencryptedWrapper: Integer;

ActiveX

Function PDFlib::IsUnencryptedWrapper() As Long

DLL

int DLIsUnencryptedWrapper(int InstanceID);

Return values

1	The catalog, hidden collection, associated file, payload metadata, and embedded stream form a valid wrapper
0	No valid unencrypted wrapper is selected

Remarks

Detection verifies that the collection initial document resolves through the embedded-files name tree and that the same file specification is present in the catalog associated-files array