From 8f8bc0dcf3bc253ae49159d52db049767f476ced Mon Sep 17 00:00:00 2001
From: Muthu Subramanian <sumuthu@collabora.com>
Date: Thu, 13 Feb 2014 13:13:53 +0530
Subject: Move string hash function into String class.
hashCode() seems to do sampling while creating the hash.
hashCode64() will not.
Change-Id: Id30f5a2a774cf5244dbc00da9649e95a532484be
---
include/rtl/string.hxx | 13 +++++++++++++
1 file changed, 13 insertions(+)
(limited to 'include/rtl/string.hxx')
diff --git a/include/rtl/string.hxx b/include/rtl/string.hxx
index fb7283b3a801..24bb98052e40 100644
--- a/include/rtl/string.hxx
+++ b/include/rtl/string.hxx
@@ -891,6 +891,19 @@ public:
return !( literal == rStr );
}
+ /**
+ Returns a 64bit hash of the string data.
+ This hashes the entire data, while hashCode would do sampling for larger string sizes.
+
+ @return a hash code value of the string data
+
+ @see hashCode() for simple hashes
+ */
+ sal_uInt64 hashCode64() const SAL_THROW(())
+ {
+ return rtl_str_hashCode64_WithLength( pData->buffer, pData->length );
+ }
+
/**
Returns a hashcode for this string.
--
cgit