From a6432cff923f4d8b214cae0a2b592b83efd21cb5 Mon Sep 17 00:00:00 2001
From: Aiman Ismail <muhammadaimanbin.ismail@haw-hamburg.de>
Date: Thu, 19 Dec 2019 14:36:32 +0100
Subject: [PATCH] Kconfig: Expose pkg/tinydtls configurations

---
 Kconfig              |  5 +----
 pkg/Kconfig          |  2 +-
 pkg/tinydtls/Kconfig | 51 ++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 53 insertions(+), 5 deletions(-)
 create mode 100644 pkg/tinydtls/Kconfig

diff --git a/Kconfig b/Kconfig
index 68ac78b403cd..086360a49aab 100644
--- a/Kconfig
+++ b/Kconfig
@@ -9,15 +9,12 @@ mainmenu "RIOT Configuration"
 # For now, get used modules as macros from this file (see kconfig.mk)
 osource "$(KCONFIG_GENERATED_DEPENDENCIES)"
 
-rsource "drivers/Kconfig"
-rsource "sys/Kconfig"
-rsource "pkg/Kconfig"
-
 # The application may declare new symbols as well
 osource "$(APPDIR)/Kconfig"
 
 rsource "drivers/Kconfig"
 rsource "sys/Kconfig"
+rsource "pkg/Kconfig"
 
 comment "RIOT is in a migration phase."
 comment "Some configuration options may not be here. Use CFLAGS instead."
diff --git a/pkg/Kconfig b/pkg/Kconfig
index bbaeebb66fbd..e07b0b27fa22 100644
--- a/pkg/Kconfig
+++ b/pkg/Kconfig
@@ -6,6 +6,6 @@
 #
 menu "Packages"
 
+rsource "tinydtls/Kconfig"
 
 endmenu # Packages
-
diff --git a/pkg/tinydtls/Kconfig b/pkg/tinydtls/Kconfig
new file mode 100644
index 000000000000..320f990701f0
--- /dev/null
+++ b/pkg/tinydtls/Kconfig
@@ -0,0 +1,51 @@
+# Copyright (c) 2019 HAW Hamburg
+#
+# This file is subject to the terms and conditions of the GNU Lesser
+# General Public License v2.1. See the file LICENSE in the top level
+# directory for more details.
+#
+menuconfig KCONFIG_PKG_TINYDTLS
+    bool "Configure tinydtls"
+    depends on PKG_TINYDTLS
+    help
+        Configure tinydtls package via Kconfig.
+
+if KCONFIG_PKG_TINYDTLS
+
+# TODO change to multiple choice after DTLS application support enabling more than one types of cypher suites
+choice
+    bool "Cipher suite to enable"
+    default DTLS_PSK
+
+config DTLS_PSK
+    bool "TLS_PSK_WITH_AES_128_CCM_8"
+
+config DTLS_ECC
+    bool "TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8"
+
+endchoice
+
+config DTLS_DEBUG
+    bool "Enable debug log"
+    help
+        Enable debug log output for tinydtls
+
+config DTLS_CONTEXT_MAX
+    int "Max DTLS context"
+    default 2
+    help
+        The maximum number of DTLS context at the same time.
+
+config DTLS_PEER_MAX
+    int "Max number of peers"
+    default 1
+    help
+        The maximum number of DTLS peers.
+
+config DTLS_HANDSHAKE_MAX
+    int "Max concurrent handshake"
+    default 1
+    help
+        The maximum number of concurrent DTLS handshakes.
+
+endif # KCONFIG_PKG_TINYDTLS