Move some of the common functions to a utils file

lib/util.go

@@ -0,0 +1,34 @@
+package sastopo
+
+func itob(i int) bool {
+	if i == 0 {
+		return false
+	}
+	return true
+}
+
+// trimPoints loops through a []byte looking for left trim and right trim points
+// for trimming 0x00 (null) and 0x20 (ascii space)
+func trimPoints(line []byte) (start int, stop int) {
+
+	//left trim point
+	for i := 0; i < len(line); i++ {
+		if line[i] == 0x20 || line[i] == 0x00 {
+			continue
+		} else {
+			start = i
+			break
+		}
+	}
+
+	//right trim point
+	for i := len(line) - 1; i >= 0; i-- {
+		if line[i] == 0x20 || line[i] == 0x00 {
+			continue
+		} else {
+			stop = i + 1
+			break
+		}
+	}
+	return start, stop
+}