From 9c209c8a2de5adb741f90c37a59c99d3578f4bdf Mon Sep 17 00:00:00 2001
From: Panu Matilainen <pmatilai@redhat.com>
Date: Fri, 23 May 2008 11:49:56 +0300
Subject: [PATCH] Add rpmtdGetIndex() + rpmtdSetIndex() methods

---
 lib/rpmtd.c | 17 +++++++++++++++++
 lib/rpmtd.h | 17 +++++++++++++++++
 2 files changed, 34 insertions(+)

diff --git a/lib/rpmtd.c b/lib/rpmtd.c
index 9114059..e1d2408 100644
--- a/lib/rpmtd.c
+++ b/lib/rpmtd.c
@@ -71,6 +71,23 @@ rpmTagType rpmtdType(rpmtd td)
     return td->type;
 }
 
+int rpmtdGetIndex(rpmtd td)
+{
+    assert(td != NULL);
+    return td->ix;
+}
+
+int rpmtdSetIndex(rpmtd td, int index)
+{
+    assert(td != NULL);
+
+    if (index < 0 || index >= rpmtdCount(td)) {
+	return -1;
+    }
+    td->ix = index;
+    return td->ix;
+}
+
 int rpmtdInit(rpmtd td)
 {
     assert(td != NULL);
diff --git a/lib/rpmtd.h b/lib/rpmtd.h
index bc368fa..6da2482 100644
--- a/lib/rpmtd.h
+++ b/lib/rpmtd.h
@@ -73,6 +73,23 @@ rpmTag rpmtdTag(rpmtd td);
 rpmTagType rpmtdType(rpmtd td);
 
 /** \ingroup rpmtd
+ * Retrieve current iteration index of the container.
+ * @param td		Tag data container
+ * @return		Iteration index (or -1 if not iterating)
+ */
+int rpmtdGetIndex(rpmtd td);
+
+/** \ingroup rpmtd
+ * Set iteration index of the container.
+ * If new index is out of bounds for the container, -1 is returned and
+ * iteration index is left untouched. 
+ * @param td		Tag data container
+ * @param index		New index
+ * @return		New index, or -1 if index out of bounds
+ */
+int rpmtdSetIndex(rpmtd td, int index);
+
+/** \ingroup rpmtd
  * Initialize tag container for iteration
  * @param td		Tag data container
  * @return		0 on success
-- 
2.7.4