1 files changed, 14 insertions, 0 deletions

diff --git a/collector/helper.go b/collector/helper.go
index 2bf461e..df5cd26 100644
--- a/collector/helper.go
+++ b/collector/helper.go
@@ -14,6 +14,7 @@
 package collector
 
 import (
+        "bytes"
         "io/ioutil"
         "strconv"
         "strings"
@@ -30,3 +31,16 @@ func readUintFromFile(path string) (uint64, error) {
         }
         return value, nil
 }
+
+// Take a []byte{} and return a string based on null termination.
+// This is useful for situations where the OS has returned a null terminated
+// string to use.
+// If this function happens to receive a byteArray that contains no nulls, we
+// simply convert the array to a string with no bounding.
+func bytesToString(byteArray []byte) string {
+        n := bytes.IndexByte(byteArray, 0)
+        if n < 0 {
+                return string(byteArray)
+        }
+        return string(byteArray[:n])
+}