1 files changed, 110 insertions, 0 deletions
diff --git a/ks_flash.c b/ks_flash.c
new file mode 100644
index 0000000..eee259b
--- /dev/null
+++ b/ks_flash.c
@@ -0,0 +1,110 @@
+/*
+ * ks_flash.c
+ * ----------
+ * Keystore implementation in flash memory.
+ *
+ * Authors: Rob Austein
+ * Copyright (c) 2015, NORDUnet A/S All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ * - Redistributions of source code must retain the above copyright notice,
+ *   this list of conditions and the following disclaimer.
+ *
+ * - 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.
+ *
+ * - Neither the name of the NORDUnet 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
+ * HOLDER 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.
+ */
+
+#include "hal.h"
+#include "hal_internal.h"
+
+static hal_ks_keydb_t *db;
+
+const hal_ks_keydb_t *hal_ks_get_keydb(void)
+{
+
+#error Not sure what goes here yet
+
+}
+
+hal_error_t hal_ks_set_keydb(const hal_ks_key_t * const key,
+                             const int loc)
+{
+  if (key == NULL || loc < 0 || loc >= sizeof(db->keys)/sizeof(*db->keys) || key->in_use)
+    return HAL_ERROR_BAD_ARGUMENTS;
+
+#error Not sure what goes here yet either
+
+}
+
+hal_error_t hal_ks_del_keydb(const int loc)
+{
+  if (loc < 0 || loc >= sizeof(db->keys)/sizeof(*db->keys))
+    return HAL_ERROR_BAD_ARGUMENTS;
+
+#error Or what goes here
+
+}
+
+hal_error_t hal_ks_set_pin(const hal_user_t user,
+                           const hal_ks_pin_t * const pin)
+{
+  if (pin == NULL)
+    return HAL_ERROR_BAD_ARGUMENTS;
+
+  hal_ks_pin_t *p = NULL;
+
+  switch (user) {
+  case HAL_USER_WHEEL:  p = &db->wheel_pin;  break;
+  case HAL_USER_SO:	p = &db->so_pin;     break;
+  case HAL_USER_NORMAL:	p = &db->user_pin;   break;
+  default:		return HAL_ERROR_BAD_ARGUMENTS;
+  }
+
+#error Or what goes here
+
+  return HAL_OK;
+}
+
+
+hal_error_t hal_ks_get_kek(uint8_t *kek,
+                           size_t *kek_len,
+                           const size_t kek_max)
+{
+  if (kek == NULL || kek_len == NULL || kek_max < bitsToBytes(128))
+    return HAL_ERROR_BAD_ARGUMENTS;
+
+  const size_t len = ((kek_max < bitsToBytes(192)) ? bitsToBytes(128) :
+                      (kek_max < bitsToBytes(256)) ? bitsToBytes(192) :
+                      bitsToBytes(256));
+
+#error Or what goes here
+
+  return HAL_OK;
+}
+
+
+
+/*
+ * Local variables:
+ * indent-tabs-mode: nil
+ * End:
+ */