From 2780a1871d2603e9b273580fb7978d277832c2fc Mon Sep 17 00:00:00 2001
From: Jay Berkenbilt <ejb@ql.org>
Date: Sat, 17 Feb 2018 11:51:10 -0500
Subject: Add C API for checking PDF files

---
 libqpdf/qpdf-c.cc | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'libqpdf/qpdf-c.cc')

diff --git a/libqpdf/qpdf-c.cc b/libqpdf/qpdf-c.cc
index a9883d32..1cc1e2b1 100644
--- a/libqpdf/qpdf-c.cc
+++ b/libqpdf/qpdf-c.cc
@@ -4,6 +4,7 @@
 #include <qpdf/QPDFWriter.hh>
 #include <qpdf/QTC.hh>
 #include <qpdf/QPDFExc.hh>
+#include <qpdf/Pl_Discard.hh>
 
 #include <list>
 #include <string>
@@ -82,6 +83,15 @@ static void call_write(qpdf_data qpdf)
     qpdf->qpdf_writer->write();
 }
 
+static void call_check(qpdf_data qpdf)
+{
+    QPDFWriter w(*qpdf->qpdf);
+    Pl_Discard discard;
+    w.setOutputPipeline(&discard);
+    w.setDecodeLevel(qpdf_dl_all);
+    w.write();
+}
+
 static QPDF_ERROR_CODE trap_errors(qpdf_data qpdf, void (*fn)(qpdf_data))
 {
     QPDF_ERROR_CODE status = QPDF_SUCCESS;
@@ -236,6 +246,13 @@ char const* qpdf_get_error_message_detail(qpdf_data qpdf, qpdf_error e)
     return e->exc->getMessageDetail().c_str();
 }
 
+QPDF_ERROR_CODE qpdf_check_pdf(qpdf_data qpdf)
+{
+    QPDF_ERROR_CODE status = trap_errors(qpdf, &call_check);
+    QTC::TC("qpdf", "qpdf-c called qpdf_check_pdf");
+    return status;
+}
+
 void qpdf_set_suppress_warnings(qpdf_data qpdf, QPDF_BOOL value)
 {
     QTC::TC("qpdf", "qpdf-c called qpdf_set_suppress_warnings");
-- 
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