From 1e2c2fece25adad725261089ca47108937067088 Mon Sep 17 00:00:00 2001
From: Panu Matilainen <pmatilai@redhat.com>
Date: Thu, 13 Sep 2012 08:48:56 +0300
Subject: Add a string equality check function to string pool API

- As a special case, two strings (ids) from the same pool can be tested for
  equality in constant time (integer comparison). If the pools differ,
  a regular string comparison is needed.
---
 rpmio/rpmstrpool.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'rpmio/rpmstrpool.c')

diff --git a/rpmio/rpmstrpool.c b/rpmio/rpmstrpool.c
index 55fc0e0bd..799136b01 100644
--- a/rpmio/rpmstrpool.c
+++ b/rpmio/rpmstrpool.c
@@ -173,3 +173,12 @@ size_t rpmstrPoolStrlen(rpmstrPool pool, rpmsid sid)
     }
     return slen;
 }
+
+int rpmstrPoolStreq(rpmstrPool poolA, rpmsid sidA,
+		    rpmstrPool poolB, rpmsid sidB)
+{
+    if (poolA == poolB)
+	return (sidA == sidB);
+    else
+	return rstreq(rpmstrPoolStr(poolA, sidA), rpmstrPoolStr(poolB, sidB));
+}
-- 
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