From 4b18370dfacd3302a3f5a868be151254d8933fc1 Mon Sep 17 00:00:00 2001
From: g3gg0 <git@g3gg0.de>
Date: Sat, 26 Nov 2022 16:31:32 +0100
Subject: [PATCH] fix SLIX/SLIX2 type indicator bits

---
 lib/nfc/protocols/slix.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/nfc/protocols/slix.c b/lib/nfc/protocols/slix.c
index ca3ebcd67..d8befc399 100644
--- a/lib/nfc/protocols/slix.c
+++ b/lib/nfc/protocols/slix.c
@@ -6,12 +6,16 @@
 #include <furi.h>
 #include "furi_hal_nfc.h"
 
+uint8_t slix_get_ti(FuriHalNfcDevData* nfc_data) {
+    return (nfc_data->uid[3] >> 3) & 3;
+}
+
 
 bool slix_check_card_type(FuriHalNfcDevData* nfc_data) {
     if((nfc_data->uid[0] == 0xE0) 
         && (nfc_data->uid[1] == 0x04) 
         && (nfc_data->uid[2] == 0x01)
-        && (((nfc_data->uid[3] >> 4) & 3) == 2)) {
+        && slix_get_ti(nfc_data) == 2) {
         return true;
     }
     return false;
@@ -21,7 +25,7 @@ bool slix2_check_card_type(FuriHalNfcDevData* nfc_data) {
     if((nfc_data->uid[0] == 0xE0) 
         && (nfc_data->uid[1] == 0x04) 
         && (nfc_data->uid[2] == 0x01)
-        && (((nfc_data->uid[3] >> 4) & 3) == 1)) {
+        && slix_get_ti(nfc_data) == 1) {
         return true;
     }
     return false;