From e2fa36093c58a8d8d97b37a182d45e7d804ab075 Mon Sep 17 00:00:00 2001
From: Yuval Adam <_@yuv.al>
Date: Tue, 19 Mar 2019 18:12:11 +0200
Subject: Generic div_round_up()

---
 src/lib.rs | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index bccc797..0ecc05f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-use std::ops::{Add, Sub, Mul};
+use std::ops::{Add, Sub, Div};
 
 pub struct BCH {
     m: i16,
@@ -8,10 +8,14 @@ pub struct BCH {
     n:i16,
 }
 
-fn div_round_up(a: i16, b: i16) -> i16 {
-    (a + b - 1) / b
+pub fn div_round_up<T>(a: T, b: T) -> T
+where
+    T: Copy + Add<Output = T> + Sub<Output = T> + Div<Output = T> + From<u8>,
+{
+    (a + b - T::from(1)) / b
 }
 
+
 impl BCH {
 
     pub fn build_gf_tables(self) {
-- 
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