From 46c79018f31245d60003d4c52a2b79f5dc8d0122 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ga=C3=ABtan=20Harter?= <gaetan.harter@fu-berlin.de>
Date: Thu, 9 Nov 2017 14:11:48 +0100
Subject: [PATCH] tests/sys_crypto: add tests from NIST SP 800-38C

Taken from pycrypto tests input
---
 tests/sys_crypto/tests-crypto-modes-ccm.c | 92 +++++++++++++++++++++++
 1 file changed, 92 insertions(+)

diff --git a/tests/sys_crypto/tests-crypto-modes-ccm.c b/tests/sys_crypto/tests-crypto-modes-ccm.c
index 17a3585af1..7f54e80701 100644
--- a/tests/sys_crypto/tests-crypto-modes-ccm.c
+++ b/tests/sys_crypto/tests-crypto-modes-ccm.c
@@ -739,6 +739,90 @@ static const uint8_t TEST_RFC_24_EXPECTED[] = {
 };
 static const size_t TEST_RFC_24_EXPECTED_LEN = 43;
 
+/* NIST SP 800-38C Appex C.1 */
+static const uint8_t TEST_NIST_1_KEY[] = {
+    0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
+    0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
+};
+static const size_t TEST_NIST_1_KEY_LEN = 16;
+static const uint8_t TEST_NIST_1_NONCE[] = {
+    0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16,
+};
+static const size_t TEST_NIST_1_NONCE_LEN = 7;
+static const size_t TEST_NIST_1_MAC_LEN = 4;
+static const uint8_t TEST_NIST_1_INPUT[] = {
+    0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+    0x20, 0x21, 0x22, 0x23,
+};
+static const size_t TEST_NIST_1_INPUT_LEN = 4;
+static const size_t TEST_NIST_1_ADATA_LEN = 8;
+static const uint8_t TEST_NIST_1_EXPECTED[] = {
+    0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+    0x71, 0x62, 0x01, 0x5B, 0x4D, 0xAC, 0x25, 0x5D,
+};
+static const size_t TEST_NIST_1_EXPECTED_LEN = 16;
+
+/* NIST SP 800-38C Appex C.2 */
+static const uint8_t TEST_NIST_2_KEY[] = {
+    0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
+    0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
+};
+static const size_t TEST_NIST_2_KEY_LEN = 16;
+static const uint8_t TEST_NIST_2_NONCE[] = {
+    0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+};
+static const size_t TEST_NIST_2_NONCE_LEN = 8;
+static const size_t TEST_NIST_2_MAC_LEN = 6;
+static const uint8_t TEST_NIST_2_INPUT[] = {
+    0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+    0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
+    0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
+    0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F,
+};
+static const size_t TEST_NIST_2_INPUT_LEN = 16;
+static const size_t TEST_NIST_2_ADATA_LEN = 16;
+static const uint8_t TEST_NIST_2_EXPECTED[] = {
+    0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+    0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
+    0xD2, 0xA1, 0xF0, 0xE0, 0x51, 0xEA, 0x5F, 0x62,
+    0x08, 0x1A, 0x77, 0x92, 0x07, 0x3D, 0x59, 0x3D,
+    0x1F, 0xC6, 0x4F, 0xBF, 0xAC, 0xCD,
+};
+static const size_t TEST_NIST_2_EXPECTED_LEN = 38;
+
+/* NIST SP 800-38C Appex C.3 */
+static const uint8_t TEST_NIST_3_KEY[] = {
+    0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
+    0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
+};
+static const size_t TEST_NIST_3_KEY_LEN = 16;
+static const uint8_t TEST_NIST_3_NONCE[] = {
+    0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+    0x18, 0x19, 0x1A, 0x1B,
+};
+static const size_t TEST_NIST_3_NONCE_LEN = 12;
+static const size_t TEST_NIST_3_MAC_LEN = 8;
+static const uint8_t TEST_NIST_3_INPUT[] = {
+    0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+    0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
+    0x10, 0x11, 0x12, 0x13, 0x20, 0x21, 0x22, 0x23,
+    0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x2B,
+    0x2C, 0x2D, 0x2E, 0x2F, 0x30, 0x31, 0x32, 0x33,
+    0x34, 0x35, 0x36, 0x37,
+};
+static const size_t TEST_NIST_3_INPUT_LEN = 24;
+static const size_t TEST_NIST_3_ADATA_LEN = 20;
+static const uint8_t TEST_NIST_3_EXPECTED[] = {
+    0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+    0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
+    0x10, 0x11, 0x12, 0x13, 0xE3, 0xB2, 0x01, 0xA9,
+    0xF5, 0xB7, 0x1A, 0x7A, 0x9B, 0x1C, 0xEA, 0xEC,
+    0xCD, 0x97, 0xE7, 0x0B, 0x61, 0x76, 0xAA, 0xD9,
+    0xA4, 0x42, 0x8A, 0xA5, 0x48, 0x43, 0x92, 0xFB,
+    0xC1, 0xB0, 0x99, 0x51,
+};
+static const size_t TEST_NIST_3_EXPECTED_LEN = 52;
+
 /* Share test buffer output */
 static uint8_t data[60];
 
@@ -842,6 +926,10 @@ static void test_crypto_modes_ccm_encrypt(void)
     do_test_encrypt_op(RFC_22);
     do_test_encrypt_op(RFC_23);
     do_test_encrypt_op(RFC_24);
+
+    do_test_encrypt_op(NIST_1);
+    do_test_encrypt_op(NIST_2);
+    do_test_encrypt_op(NIST_3);
 }
 
 #define do_test_decrypt_op(name) do { \
@@ -885,6 +973,10 @@ static void test_crypto_modes_ccm_decrypt(void)
     do_test_decrypt_op(RFC_22);
     do_test_decrypt_op(RFC_23);
     do_test_decrypt_op(RFC_24);
+
+    do_test_decrypt_op(NIST_1);
+    do_test_decrypt_op(NIST_2);
+    do_test_decrypt_op(NIST_3);
 }