1 files changed, 61 insertions, 0 deletions
diff --git a/libqpdf/QPDFXRefEntry.cc b/libqpdf/QPDFXRefEntry.cc
new file mode 100644
index 00000000..669a2f13
--- /dev/null
+++ b/libqpdf/QPDFXRefEntry.cc
@@ -0,0 +1,61 @@
+
+#include <qpdf/QPDFXRefEntry.hh>
+#include <qpdf/QPDFExc.hh>
+#include <qpdf/QUtil.hh>
+
+QPDFXRefEntry::QPDFXRefEntry() :
+    type(0),
+    field1(0),
+    field2(0)
+{
+}
+
+QPDFXRefEntry::QPDFXRefEntry(int type, int field1, int field2) :
+    type(type),
+    field1(field1),
+    field2(field2)
+{
+    if ((type < 1) || (type > 2))
+    {
+	throw QPDFExc("invalid xref type " + QUtil::int_to_string(type));
+    }
+}
+
+int
+QPDFXRefEntry::getType() const
+{
+    return this->type;
+}
+
+int
+QPDFXRefEntry::getOffset() const
+{
+    if (this->type != 1)
+    {
+	throw QPDFExc(
+	    "getOffset called for xref entry of type != 1");
+    }
+    return this->field1;
+}
+
+int
+QPDFXRefEntry::getObjStreamNumber() const
+{
+    if (this->type != 2)
+    {
+	throw QPDFExc(
+	    "getObjStreamNumber called for xref entry of type != 2");
+    }
+    return this->field1;
+}
+
+int
+QPDFXRefEntry::getObjStreamIndex() const
+{
+    if (this->type != 2)
+    {
+	throw QPDFExc(
+	    "getObjStreamIndex called for xref entry of type != 2");
+    }
+    return this->field2;
+}