Add QPDFObject::getParsedOffset()

2 files changed, 14 insertions, 0 deletions

diff --git a/include/qpdf/QPDFObject.hh b/include/qpdf/QPDFObject.hh
index 9878804b..9ff636a9 100644
--- a/include/qpdf/QPDFObject.hh
+++ b/include/qpdf/QPDFObject.hh
@@ -23,6 +23,7 @@
 #define QPDFOBJECT_HH
 
 #include <qpdf/DLL.h>
+#include <qpdf/Types.h>
 #include <qpdf/PointerHolder.hh>
 #include <qpdf/JSON.hh>
 
@@ -92,6 +93,9 @@ class QPDFObject
     bool getDescription(QPDF*&, std::string&);
     bool hasDescription();
 
+    void setParsedOffset(qpdf_offset_t offset);
+    qpdf_offset_t getParsedOffset();
+
   protected:
     virtual void releaseResolved() {}
 
@@ -108,6 +112,7 @@ class QPDFObject
         Members();
         QPDF* owning_qpdf;
         std::string object_description;
+        qpdf_offset_t parsed_offset;
     };
     PointerHolder<Members> m;
 };
diff --git a/include/qpdf/QPDFObjectHandle.hh b/include/qpdf/QPDFObjectHandle.hh
index 08782a89..26c74e8d 100644
--- a/include/qpdf/QPDFObjectHandle.hh
+++ b/include/qpdf/QPDFObjectHandle.hh
@@ -341,6 +341,14 @@ class QPDFObjectHandle
                                   StringDecrypter* decrypter,
                                   QPDF* context);
 
+    // Return the offset where the object was found when parsed. A
+    // negative value means that the object was created without
+    // parsing. If the object is in a stream, the offset is from the
+    // beginning of the stream. Otherwise, the offset is from the
+    // beginning of the file.
+    QPDF_DLL
+    qpdf_offset_t getParsedOffset();
+
     // Older method: stream_or_array should be the value of /Contents
     // from a page object. It's more convenient to just call
     // QPDFPageObjectHelper::parsePageContents on the page object, and
@@ -1050,6 +1058,7 @@ class QPDFObjectHandle
         QPDFTokenizer& tokenizer, bool& empty,
         StringDecrypter* decrypter, QPDF* context,
         bool content_stream);
+    void setParsedOffset(qpdf_offset_t offset);
     void parseContentStream_internal(
         std::string const& description,
         ParserCallbacks* callbacks);