From 9f8110adcc5a6f47b5db0915bb9265925d520856 Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Tue, 4 Aug 2009 15:33:53 -0600
Subject: mesa: added _mesa_str_checksum()

---
 src/mesa/main/imports.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/mesa/main/imports.c')

diff --git a/src/mesa/main/imports.c b/src/mesa/main/imports.c
index 8967bb3dd5..6ffaddcde9 100644
--- a/src/mesa/main/imports.c
+++ b/src/mesa/main/imports.c
@@ -911,6 +911,20 @@ _mesa_strtod( const char *s, char **end )
    return strtod(s, end);
 }
 
+/** Compute simple checksum/hash for a string */
+unsigned int
+_mesa_str_checksum(const char *str)
+{
+   /* This could probably be much better */
+   unsigned int sum, i;
+   const char *c;
+   sum = i = 1;
+   for (c = str; *c; c++)
+      sum += *c * (i % 100);
+   return sum;
+}
+
+
 /*@}*/
 
 
-- 
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