1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/mxc/security/rng/fsl_shw_hmac.c b/drivers/mxc/security/rng/fsl_shw_hmac.c
new file mode 100644
index 000000000000..23a2fb3d3292
--- /dev/null
+++ b/drivers/mxc/security/rng/fsl_shw_hmac.c
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2005-2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+
+/*!
+ * @file fsl_shw_hmac.c
+ *
+ * This file implements Hashed Message Authentication Code functions of the FSL
+ * SHW API.
+ */
+
+#include "shw_driver.h"
+
+/* REQ-S2LRD-PINTFC-API-BASIC-HMAC-001 */
+/*!
+ * Get the precompute information
+ *
+ *
+ * @param   user_ctx
+ * @param   key_info
+ * @param   hmac_ctx
+ *
+ * @return    A return code of type #fsl_shw_return_t.
+ */
+fsl_shw_return_t fsl_shw_hmac_precompute(fsl_shw_uco_t * user_ctx,
+					 fsl_shw_sko_t * key_info,
+					 fsl_shw_hmco_t * hmac_ctx)
+{
+	fsl_shw_return_t status = FSL_RETURN_ERROR_S;
+
+	/* Unused */
+	(void)user_ctx;
+	(void)key_info;
+	(void)hmac_ctx;
+
+	return status;
+}
+
+/* REQ-S2LRD-PINTFC-API-BASIC-HMAC-002 */
+/*!
+ * Get the hmac
+ *
+ *
+ * @param         user_ctx    Info for acquiring memory
+ * @param         key_info
+ * @param         hmac_ctx
+ * @param         msg
+ * @param         length
+ * @param         result
+ * @param         result_len
+ *
+ * @return    A return code of type #fsl_shw_return_t.
+ */
+fsl_shw_return_t fsl_shw_hmac(fsl_shw_uco_t * user_ctx,
+			      fsl_shw_sko_t * key_info,
+			      fsl_shw_hmco_t * hmac_ctx,
+			      const uint8_t * msg,
+			      uint32_t length,
+			      uint8_t * result, uint32_t result_len)
+{
+	fsl_shw_return_t status = FSL_RETURN_ERROR_S;
+
+	/* Unused */
+	(void)user_ctx;
+	(void)key_info;
+	(void)hmac_ctx;
+	(void)msg;
+	(void)length;
+	(void)result;
+	(void)result_len;
+
+	return status;
+}