From 2161549e95a9179af631b1eeefe8ee2efb51f528 Mon Sep 17 00:00:00 2001
From: KubaPro010 <kuba.pro010@gmail.com>
Date: Tue, 18 Mar 2025 21:59:37 +0100
Subject: [PATCH] never use external functions

---
 src/ascii_cmd.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/ascii_cmd.c b/src/ascii_cmd.c
index 70fb34e..9176104 100644
--- a/src/ascii_cmd.c
+++ b/src/ascii_cmd.c
@@ -526,7 +526,11 @@ void process_ascii_cmd(RDSModulator* mod, char *str) {
     if (upper_str[0] == '*' && !strchr((const char*)upper_str, '=')) {
         const char* option_str = upper_str + 1;
         char option[32] = {0};
-        snprintf(option, sizeof(option)-1, "%s", option_str);
+        size_t copy_len = strlen(option_str);
+        if (copy_len >= sizeof(option))
+            copy_len = sizeof(option) - 1;
+        memcpy(option, option_str, copy_len);
+        option[copy_len] = '\0';
         saveToFile(mod->enc, option);
         Modulator_saveToFile(&mod->params, option);
         return;