FPDF_GetSecurityHandlerRevision method
Function: FPDF_GetSecurityHandlerRevision Get the revision for the security handler. Parameters: document - Handle to a document. Returned by FPDF_LoadDocument. Return value: The security handler revision number. Please refer to the PDF Reference for a detailed description. If the document is not protected, -1 will be returned.
Implementation
int FPDF_GetSecurityHandlerRevision(FPDF_DOCUMENT document) {
return _FPDF_GetSecurityHandlerRevision(document);
}