Initial commit

include/crypto/aes_ecb.h

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+/*
+ *    Copyright (c) 2016, Nest Labs, Inc.
+ *    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 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 the copyright holder 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.
+ */
+
+/**
+ * @file
+ * @brief
+ *   This file includes the platform abstraction for AES ECB computations.
+ */
+
+#ifndef AES_ECB_H_
+#define AES_ECB_H_
+
+#include <stdint.h>
+
+#include <openthread-types.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @addtogroup core-security
+ *
+ * @{
+ *
+ */
+
+enum
+{
+    otAesBlockSize = 16,  ///< AES-128 block size.
+};
+
+/**
+ * This method sets the key.
+ *
+ * @param[in]  aKey        A pointer to the key.
+ * @param[in]  aKeyLength  Length of the key in bytes.
+ *
+ */
+void otCryptoAesEcbSetKey(const void *aKey, uint16_t aKeyLength);
+
+/**
+ * This method encrypts data.
+ *
+ * @param[in]   aInput   A pointer to the input.
+ * @param[out]  aOutput  A pointer to the output.
+ *
+ */
+void otCryptoAesEcbEncrypt(const uint8_t aInput[otAesBlockSize], uint8_t aOutput[otAesBlockSize]);
+
+/**
+ * @}
+ *
+ */
+
+#ifdef __cplusplus
+}  // end of extern "C"
+#endif
+
+#endif  // AES_ECB_H_

include/crypto/hmac_sha256.h

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+/*
+ *    Copyright (c) 2016, Nest Labs, Inc.
+ *    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 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 the copyright holder 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.
+ */
+
+/**
+ * @file
+ * @brief
+ *   This file includes the platform abstraction for HMAC SHA-256 computations.
+ */
+
+#ifndef HMAC_SHA256_H_
+#define HMAC_SHA256_H_
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @addtogroup core-security
+ *
+ * @{
+ *
+ */
+
+enum
+{
+    otCryptoSha256Size = 32,  ///< SHA-256 hash size (bytes)
+};
+
+/**
+ * This method sets the key.
+ *
+ * @param[in]  aKey        A pointer to the key.
+ * @param[in]  aKeyLength  The key length in bytes.
+ *
+ */
+void otCryptoHmacSha256Start(const void *aKey, uint16_t aKeyLength);
+
+/**
+ * This method inputs bytes into the HMAC computation.
+ *
+ * @param[in]  aBuf        A pointer to the input buffer.
+ * @param[in]  aBufLength  The length of @p aBuf in bytes.
+ *
+ */
+void otCryptoHmacSha256Update(const void *aBuf, uint16_t aBufLength);
+
+/**
+ * This method finalizes the hash computation.
+ *
+ * @param[out]  aHash  A pointer to the output buffer.
+ *
+ */
+void otCryptoHmacSha256Finish(uint8_t aHash[otCryptoSha256Size]);
+
+/**
+ * @}
+ *
+ */
+
+#ifdef __cplusplus
+}  // end of extern "C"
+#endif
+
+#endif  // HMAC_SHA256_H_