From d1ebe374b4c02f94eaaaf422943d40a0f40a26cc Mon Sep 17 00:00:00 2001
From: Dirk Engling <erdgeist@erdgeist.org>
Date: Sat, 21 May 2022 16:34:28 +0200
Subject: Guard memset_s. Use explicit_bzero on openbsd and linux

---
 vchat-tls.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/vchat-tls.c b/vchat-tls.c
index 187f10b..d2f3b01 100755
--- a/vchat-tls.c
+++ b/vchat-tls.c
@@ -573,7 +573,11 @@ int vc_tls_connect(int serverfd, vc_x509store_t *vc_store) {
       vc_store->askpass_callback(password_buf, sizeof(password_buf), 0, NULL);
       password = password_buf;
     }
+#if defined(__linux__) || defined(__OpenBSD__)
+    explicit_bzero(password_buf, sizeof(password_buf));
+#else
     memset_s(password_buf, sizeof(password_buf), 0, sizeof(password_buf));
+#endif
     writecf(FS_SERV, "[CLIENT KEY LOADED   ]");
 
 #if MBEDTLS_VERSION_MAJOR == 3 && MBEDTLS_VERSION_MINOR == 0
-- 
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