From 0662c1a9c1a16c5bb8dae994eced53726658ae75 Mon Sep 17 00:00:00 2001
From: Antiklesys <syselkitna@gmail.com>
Date: Tue, 1 Jul 2025 23:53:54 +0800
Subject: [PATCH] Detecting response sc flag in sam response

Added detection for Secure Channel Flag in Sam's response.
---
 armsrc/sam_picopass.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/armsrc/sam_picopass.c b/armsrc/sam_picopass.c
index dc794a7da..8b5be59f0 100644
--- a/armsrc/sam_picopass.c
+++ b/armsrc/sam_picopass.c
@@ -244,6 +244,10 @@ static int sam_send_request_iso15(const uint8_t *const request, const uint8_t re
         *response_len = sam_rx_buf[5 + 1] + 2;
     }
 
+    if (sam_rx_buf[5] == 0xBD && sam_rx_buf[4] != 0x00){ //secure channel flag is not 0x00
+        Dbprintf(_YELLOW_("Secure channel flag set to: ")"%02x", sam_rx_buf[4]);
+    }
+
     memcpy(response, sam_rx_buf + 5, *response_len);
 
     goto out;