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diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/crypto/backend/oberon/oberon_backend_hmac.h b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/crypto/backend/oberon/oberon_backend_hmac.h
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index 0000000..d32274f
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+++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/crypto/backend/oberon/oberon_backend_hmac.h
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+/**
+ * Copyright (c) 2018 - 2018, Nordic Semiconductor ASA
+ * 
+ * All rights reserved.
+ * 
+ * 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, except as embedded into a Nordic
+ *    Semiconductor ASA integrated circuit in a product or a software update for
+ *    such product, 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 of Nordic Semiconductor ASA nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ * 
+ * 4. This software, with or without modification, must only be used with a
+ *    Nordic Semiconductor ASA integrated circuit.
+ * 
+ * 5. Any software provided in binary form under this license must not be reverse
+ *    engineered, decompiled, modified and/or disassembled.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA 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.
+ * 
+ */
+
+#ifndef OBERON_BACKEND_HMAC_H__
+#define OBERON_BACKEND_HMAC_H__
+
+/** @file
+ *
+ * @defgroup nrf_crypto_oberon_backend_hmac Oberon backend for HMAC
+ * @{
+ * @ingroup nrf_crypto_oberon_backend
+ *
+ * @brief Backend wrapper for Oberon. None of these types should be used directly by the
+ * application.
+ */
+
+#include "sdk_common.h"
+
+#if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON) &&                    \
+        ( NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_HMAC_SHA256) || \
+          NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_HMAC_SHA512) )
+
+#include "nrf_crypto_hmac_shared.h"
+#include "occ_hmac_sha256.h"
+#include "occ_hmac_sha512.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#undef  NRF_CRYPTO_HMAC_ENABLED
+#define NRF_CRYPTO_HMAC_ENABLED 1
+
+
+#if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_HMAC_SHA256)
+
+#if NRF_MODULE_ENABLED(NRF_CRYPTO_HMAC_SHA256)
+#error "Duplicate definition of HMAC SHA-256. More than one backend enabled"
+#endif // NRF_CRYPTO_HMAC_SHA256_ENABLED
+#define NRF_CRYPTO_HMAC_SHA256_ENABLED 1
+
+/**
+ * @internal @brief Internal context object used by the Oberon backend wrapper for HMAC SHA256.
+ *
+ * @note This should never be used directly. Use @ref nrf_crypto_backend_hmac_sha256_context_t
+ * instead.
+ */
+typedef struct
+{
+    nrf_crypto_hmac_internal_context_t  header;     //!< Internal nrf_crypto_hmac context.
+    occ_hmac_sha256_ctx                 oberon_ctx; //!< Oberon context object.
+} nrf_crypto_backend_oberon_hmac_sha256_context_t;
+
+
+/**
+ * @internal @brief Context for HMAC SHA256 using Oberon backend.
+ */
+typedef nrf_crypto_backend_oberon_hmac_sha256_context_t nrf_crypto_backend_hmac_sha256_context_t;
+
+
+#endif // NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_HMAC_SHA256)
+
+
+#if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_HMAC_SHA512)
+
+#if NRF_MODULE_ENABLED(NRF_CRYPTO_HMAC_SHA512)
+#error "Duplicate definition of HMAC SHA-512. More than one backend enabled"
+#endif // NRF_CRYPTO_HMAC_SHA512_ENABLED
+#define NRF_CRYPTO_HMAC_SHA512_ENABLED 1
+
+/**
+ * @internal @brief Internal context object used by the Oberon backend wrapper for HMAC SHA512.
+ *
+ * @note This should never be used directly. Use @ref nrf_crypto_backend_hmac_sha512_context_t
+ * instead.
+ */
+typedef struct
+{
+    nrf_crypto_hmac_internal_context_t  header;     //!< Internal nrf_crypto_hmac context header.
+    occ_hmac_sha512_ctx                 oberon_ctx; //!< Oberon context object.
+} nrf_crypto_backend_oberon_hmac_sha512_context_t;
+
+/**
+ * @internal @brief Context for HMAC SHA512 using Oberon backend.
+ */
+typedef nrf_crypto_backend_oberon_hmac_sha512_context_t nrf_crypto_backend_hmac_sha512_context_t;
+
+
+#endif // NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_HMAC_SHA512)
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON && ( NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_HMAC_SHA256 || NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_HMAC_SHA512) )
+
+/**@} */
+
+#endif // OBERON_BACKEND_HMAC_H__