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+/*
+ * 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:
+ */