Beginning of a crypto/ subsystem from Max Neklyudov

1 files changed, 125 insertions, 0 deletions

diff --git a/nuttx/crypto/testmngr.c b/nuttx/crypto/testmngr.c
new file mode 100644
index 000000000..2b44bc560
--- /dev/null
+++ b/nuttx/crypto/testmngr.c
@@ -0,0 +1,125 @@
+/****************************************************************************
+ * crypto/testmngr.c
+ *
+ *   Copyright (C) 2014 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+
+#include <sys/types.h>
+#include <stdbool.h>
+#include <string.h>
+#include <poll.h>
+#include <errno.h>
+
+#include <nuttx/fs/fs.h>
+
+#include <crypto/crypto.h>
+#include <nuttx/kmalloc.h>
+#include <debug.h>
+
+#ifdef CONFIG_CRYPTO_ALGTEST
+
+#include "testmngr.h"
+
+#if defined(CONFIG_CRYPTO_AES)
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+static int do_test_aes(FAR struct cipher_testvec* test, int mode, int encrypt)
+{
+  FAR void *out = kzalloc(test->rlen);
+  int res = aes_cypher(out, test->input, test->ilen, test->iv, test->key,
+                       test->klen, mode, encrypt);
+  if (res == OK)
+    {
+      res = memcmp(out, test->result, test->rlen);
+    }
+
+  kfree(out);
+  return res;
+}
+
+#define AES_CYPHER_TEST_ENCRYPT(mode, mode_str, count, template) \
+  for (i = 0; i < count; i++) { \
+    if (do_test_aes(template + i, mode, CYPHER_ENCRYPT)) { \
+      cryptdbg("Failed " mode_str " encrypt test #%i\n", i); \
+      return -1; \
+    } \
+  }
+
+#define AES_CYPHER_TEST_DECRYPT(mode, mode_str, count, template) \
+  for (i = 0; i < count; i++) { \
+    if (do_test_aes(template + i, mode, CYPHER_DECRYPT)) { \
+      cryptdbg("Failed " mode_str " decrypt test #%i\n", i); \
+      return -1; \
+    } \
+  }
+
+#define AES_CYPHER_TEST(mode, mode_str, enc_count, dec_count, enc_template, dec_template) \
+  AES_CYPHER_TEST_ENCRYPT(mode, mode_str, enc_count, enc_template)\
+  AES_CYPHER_TEST_DECRYPT(mode, mode_str, dec_count, dec_template)
+
+static int test_aes(void)
+{
+  int i;
+
+  AES_CYPHER_TEST(AES_MODE_ECB, "ECB", AES_ENC_TEST_VECTORS,     AES_DEC_TEST_VECTORS,     aes_enc_tv_template,     aes_dec_tv_template)
+  AES_CYPHER_TEST(AES_MODE_CBC, "CBC", AES_CBC_ENC_TEST_VECTORS, AES_CBC_DEC_TEST_VECTORS, aes_cbc_enc_tv_template, aes_cbc_dec_tv_template)
+  AES_CYPHER_TEST(AES_MODE_CTR, "CTR", AES_CTR_ENC_TEST_VECTORS, AES_CTR_DEC_TEST_VECTORS, aes_ctr_enc_tv_template, aes_ctr_dec_tv_template)
+
+  return OK;
+}
+#endif
+
+int crypto_test(void)
+{
+#if defined(CONFIG_CRYPTO_AES)
+  if (test_aes()) return -1;
+#endif
+  return OK;
+}
+
+#else
+
+int crypto_test(void)
+{
+  return OK;
+}
+
+#endif