From 8a217eb3a26931453b4f003c6c18ad8569230cf1 Mon Sep 17 00:00:00 2001
From: Jay Berkenbilt <ejb@ql.org>
Date: Sun, 8 Jul 2012 14:19:19 -0400
Subject: Add concept of reserved objects

QPDFObjectHandle::{new,is,assert}Reserved, QPDF::replaceReserved
provide a mechanism to add objects to a PDF file when there are
circular references.  This is a prerequisite to copying objects from
one PDF to another.
---
 libqpdf/QPDF.cc | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'libqpdf/QPDF.cc')

diff --git a/libqpdf/QPDF.cc b/libqpdf/QPDF.cc
index a66b4f15..1c4e5d8d 100644
--- a/libqpdf/QPDF.cc
+++ b/libqpdf/QPDF.cc
@@ -2056,6 +2056,18 @@ QPDF::replaceObject(int objid, int generation, QPDFObjectHandle oh)
 	ObjCache(QPDFObjectHandle::ObjAccessor::getObject(oh), -1, -1);
 }
 
+void
+QPDF::replaceReserved(QPDFObjectHandle reserved,
+                      QPDFObjectHandle replacement)
+{
+    QTC::TC("qpdf", "QPDF replaceReserved");
+    reserved.assertReserved();
+    replaceObject(reserved.getObjectID(),
+                  reserved.getGeneration(),
+                  replacement);
+}
+
+
 void
 QPDF::swapObjects(int objid1, int generation1, int objid2, int generation2)
 {
-- 
cgit v1.2.3-54-g00ecf