From b323c27d886586b7ceccd5ba33091851457deec9 Mon Sep 17 00:00:00 2001
From: Panu Matilainen <pmatilai@redhat.com>
Date: Wed, 5 Sep 2012 10:37:28 +0300
Subject: [PATCH] Add hash table methodn for (pre)calculating base hash of a
 key

---
 lib/rpmhash.C | 5 +++++
 lib/rpmhash.H | 8 ++++++++
 2 files changed, 13 insertions(+)

diff --git a/lib/rpmhash.C b/lib/rpmhash.C
index a307bd9a1..34a3c58da 100644
--- a/lib/rpmhash.C
+++ b/lib/rpmhash.C
@@ -102,6 +102,11 @@ static void HASHPREFIX(Resize)(HASHTYPE ht, int numBuckets) {
     ht->numBuckets = numBuckets;
 }
 
+unsigned int HASHPREFIX(KeyHash)(HASHTYPE ht, HTKEYTYPE key)
+{
+    return ht->fn(key);
+}
+
 void HASHPREFIX(AddEntry)(HASHTYPE ht, HTKEYTYPE key
 #ifdef HTDATATYPE
 , HTDATATYPE data
diff --git a/lib/rpmhash.H b/lib/rpmhash.H
index e9db2ea2f..3583bdc5c 100644
--- a/lib/rpmhash.H
+++ b/lib/rpmhash.H
@@ -62,6 +62,14 @@ HASHTYPE  HASHPREFIX(Free)( HASHTYPE ht);
 RPM_GNUC_INTERNAL
 void HASHPREFIX(Empty)(HASHTYPE ht);
 
+/**
+ * Calculate hash for key.
+ * @param @ht		pointer to hash table
+ * @param @key		key
+ */
+RPM_GNUC_INTERNAL
+unsigned int HASHPREFIX(KeyHash)(HASHTYPE ht, HTKEYTYPE key);
+
 /**
  * Add item to hash table.
  * @param ht            pointer to hash table