From 096765ca29da7d126bb64c1da0c53d67ce7a4703 Mon Sep 17 00:00:00 2001
From: Hauke Petersen <hauke.petersen@fu-berlin.de>
Date: Fri, 15 Dec 2017 13:49:13 +0100
Subject: [PATCH] tests: add test for the tinycrypt integration
---
tests/pkg_tinycrypt/Makefile | 15 +++++
tests/pkg_tinycrypt/main.c | 90 +++++++++++++++++++++++++++++
tests/pkg_tinycrypt/tests/01-run.py | 20 +++++++
3 files changed, 125 insertions(+)
create mode 100644 tests/pkg_tinycrypt/Makefile
create mode 100644 tests/pkg_tinycrypt/main.c
create mode 100755 tests/pkg_tinycrypt/tests/01-run.py
diff --git a/tests/pkg_tinycrypt/Makefile b/tests/pkg_tinycrypt/Makefile
new file mode 100644
index 0000000000..de7f2fa30e
--- /dev/null
+++ b/tests/pkg_tinycrypt/Makefile
@@ -0,0 +1,15 @@
+include ../Makefile.tests_common
+
+# tinycrypt works for 32-bit architectures only. The nrf52dk is chosen as a
+# placeholder for all Cortex-M4 boards.
+BOARD_WHITELIST += native nrf52dk
+
+TEST_ON_CI_WHITELIST += all
+
+USEPKG += tinycrypt
+USEMODULE = fmt
+
+include $(RIOTBASE)/Makefile.include
+
+test:
+ tests/01-run.py
diff --git a/tests/pkg_tinycrypt/main.c b/tests/pkg_tinycrypt/main.c
new file mode 100644
index 0000000000..dac57daa6d
--- /dev/null
+++ b/tests/pkg_tinycrypt/main.c
@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2018 Freie Universität Berlin
+ *
+ * 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.
+ */
+
+/**
+ * @ingroup tests
+ * @{
+ *
+ * @file
+ * @brief Test the correct loading and linking of the tinycrypt package
+ *
+ * @author Hauke Petersen <hauke.petersen@fu-berlin.de>
+ *
+ * @}
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include "fmt.h"
+#include "tinycrypt/aes.h"
+
+static void dump_block(const char *head, const uint8_t *block)
+{
+ printf("%s [", head);
+ for (unsigned i = 0; i < TC_AES_BLOCK_SIZE; i++) {
+ char tmp[3] = { 0 };
+ fmt_byte_hex(tmp, block[i]);
+ printf(" 0x%s", tmp);
+ }
+ printf(" ]\n");
+}
+
+int main(void)
+{
+ puts("Tinycrypt AES128 test\n");
+
+ struct tc_aes_key_sched_struct s;
+
+ /* 128-bit key to use */
+ const char *key = "Thats my Kung Fu";
+ /* one block (TC_AES_BLOCK_SIZE := 16 byte) of plain text */
+ const char *plain = "Two One Nine Two";
+ /* some memory to store the encrypted data (add '\0` termination)*/
+ uint8_t cipher[TC_AES_BLOCK_SIZE + 1];
+ uint8_t result[TC_AES_BLOCK_SIZE + 1];
+ memset(cipher, 0, TC_AES_BLOCK_SIZE + 1);
+ memset(result, 0, TC_AES_BLOCK_SIZE + 1);
+
+ /* initialize key */
+ puts("128-bit key used for this test:");
+ printf("key (ASCII): '%s'\n", key);
+ dump_block(" key:", (const uint8_t *)key);
+ tc_aes128_set_encrypt_key(&s, (const uint8_t *)key);
+
+ puts("\nData to encrypt (1 block of 16 bytes):");
+ printf(" plain text: '%s'\n", plain);
+ dump_block(" hex:", (const uint8_t *)plain);
+
+ puts("\nCipher and result before encryption:");
+ dump_block(" cypher:", cipher);
+
+ /* encrypt data */
+ tc_aes_encrypt(cipher, (const uint8_t *)plain, &s);
+
+ puts("\nEncrypted data:");
+ dump_block("encrypted:", cipher);
+
+ /* decrypt data again */
+ tc_aes128_set_decrypt_key(&s, (const uint8_t *)key);
+ tc_aes_decrypt(result, cipher, &s);
+
+ puts("\nAnd now decrypt the cipher again:");
+ dump_block("decrypted:", result);
+ printf(" ASCII: %s\n\n", (const char *)result);
+
+ /* test results */
+ if (memcmp(plain, result, TC_AES_BLOCK_SIZE) != 0) {
+ puts("[FAILED]");
+ }
+ else {
+ puts("[SUCCESS]");
+ }
+
+ return 0;
+}
diff --git a/tests/pkg_tinycrypt/tests/01-run.py b/tests/pkg_tinycrypt/tests/01-run.py
new file mode 100755
index 0000000000..7534d42721
--- /dev/null
+++ b/tests/pkg_tinycrypt/tests/01-run.py
@@ -0,0 +1,20 @@
+#!/usr/bin/env python3
+
+# Copyright (C) 2017 Freie Universität Berlin
+#
+# 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.
+
+import os
+import sys
+
+
+def testfunc(child):
+ child.expect_exact('[SUCCESS]')
+
+
+if __name__ == "__main__":
+ sys.path.append(os.path.join(os.environ['RIOTTOOLS'], 'testrunner'))
+ from testrunner import run
+ sys.exit(run(testfunc))
--
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