From a86c6fa1a8cf10dac8b8d4f4849f455e562e38af Mon Sep 17 00:00:00 2001
From: merlokk <807634+merlokk@users.noreply.github.com>
Date: Thu, 3 Jan 2019 21:00:07 +0200
Subject: [PATCH] get rid of math.h )

---
 client/emv/tlv.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/client/emv/tlv.c b/client/emv/tlv.c
index a41d98c95..013e9735a 100644
--- a/client/emv/tlv.c
+++ b/client/emv/tlv.c
@@ -25,7 +25,6 @@
 #include <stdint.h>
 #include <stddef.h>
 #include <stdlib.h>
-#include <math.h>
 
 #define TLV_TAG_CLASS_MASK	0xc0
 #define TLV_TAG_COMPLEX		0x20
@@ -565,7 +564,7 @@ bool tlv_get_int(const struct tlv *etlv, int *value)
 		{
 			for (int i = 0; i < etlv->len; i++)
 			{
-				*value += etlv->value[i] * pow(0x100, i);
+				*value += etlv->value[i] * (1 << (i * 8));
 			}
 			return true;
 		}