From b8d2d30a6de9457dbae119689aeec96186d228e8 Mon Sep 17 00:00:00 2001
From: Akshai M <akshai.kannan@gmail.com>
Date: Tue, 1 Sep 2020 19:38:37 +0530
Subject: [PATCH] net/sock/dtls : Expose to Kconfig

---
 sys/net/sock/Kconfig | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/sys/net/sock/Kconfig b/sys/net/sock/Kconfig
index e92827496e..3ddf8f6fc6 100644
--- a/sys/net/sock/Kconfig
+++ b/sys/net/sock/Kconfig
@@ -29,3 +29,19 @@ config SOCK_URLPATH_MAXLEN
         This value is used in sock_urlsplit().
 
 endif # KCONFIG_USEMODULE_SOCK_UTIL
+
+menuconfig KCONFIG_USEMODULE_SOCK_DTLS
+    bool "Configure SOCK DTLS"
+    depends on USEMODULE_SOCK_DTLS
+
+if KCONFIG_USEMODULE_SOCK_DTLS
+
+config DTLS_HANDSHAKE_BUFSIZE_EXP
+    int "Exponent for the DTLS buffer size (resulting in the buffer size 2^n)"
+    default 8
+    help
+        As the buffer size ALWAYS needs to be power of two, this option
+        represents the exponent of 2^n, which will be used as the size of the
+        buffer. The buffer is used to hold credentials during DTLS handshakes.
+
+endif # KCONFIG_USEMODULE_SOCK_DTLS