From db7c11768a968913c783c05c27e06bcf249502c0 Mon Sep 17 00:00:00 2001
From: Aleksander Morgado <aleksander@lanedo.com>
Date: Thu, 28 Apr 2011 12:38:03 +0200
Subject: utils: new utils_check_for_single_value() method

It was being used in several places with different static implementations
---
 src/mm-utils.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'src/mm-utils.c')

diff --git a/src/mm-utils.c b/src/mm-utils.c
index c435d1d6..236c2d9f 100644
--- a/src/mm-utils.c
+++ b/src/mm-utils.c
@@ -90,3 +90,20 @@ utils_bin2hexstr (const guint8 *bin, gsize len)
     return g_string_free (ret, FALSE);
 }
 
+gboolean
+utils_check_for_single_value (guint32 value)
+{
+    gboolean found = FALSE;
+    guint32 i;
+
+    for (i = 1; i <= 32; i++) {
+        if (value & 0x1) {
+            if (found)
+                return FALSE;  /* More than one bit set */
+            found = TRUE;
+        }
+        value >>= 1;
+    }
+
+    return TRUE;
+}
-- 
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