Diff: nRF51822/nordic/nrf-sdk/nrf_ecb.h

Revision:

0:76dfa9657d9d

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nRF51822/nordic/nrf-sdk/nrf_ecb.h	Wed Nov 12 02:40:34 2014 +0000
@@ -0,0 +1,66 @@
+/* Copyright (c) 2012 Nordic Semiconductor. All Rights Reserved.
+ *
+ * The information contained herein is confidential property of Nordic 
+ * Semiconductor ASA.Terms and conditions of usage are described in detail 
+ * in NORDIC SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT. 
+ *
+ * Licensees are granted free, non-transferable use of the information. NO
+ * WARRANTY of ANY KIND is provided. This heading must NOT be removed from
+ * the file.
+ *              
+ * $LastChangedRevision: 13999 $
+ */
+
+/**
+ * @file
+ * @brief ECB driver API.
+ */
+
+#ifndef NRF_ECB_H__
+#define NRF_ECB_H__
+
+/**
+ * @defgroup nrf_ecb AES ECB encryption
+ * @{
+ * @ingroup nrf_drivers
+ * @brief Driver for the nRF51 AES Electronic Code Book (ECB) peripheral.
+ *
+ * In order to encrypt and decrypt data the peripheral must be powered on
+ * using nrf_ecb_init() and then the key set using nrf_ecb_set_key.
+ */
+
+#include <stdint.h>
+
+/**
+ * Initialize and power on the ECB peripheral.
+ *
+ * Allocates memory for the ECBDATAPTR.
+ * @retval true Initialization was successful.
+ * @retval false Powering up failed.
+ */
+bool nrf_ecb_init(void);
+
+/**
+ * Encrypt/decrypt 16-byte data using current key.
+ *
+ * The function avoids unnecessary copying of data if the point to the 
+ * correct locations in the ECB data structure.
+ *
+ * @param dst Result of encryption/decryption. 16 bytes will be written. 
+ * @param src Source with 16-byte data to be encrypted/decrypted.
+ *
+ * @retval true  If the encryption operation completed.
+ * @retval false If the encryption operation did not complete.
+ */
+bool nrf_ecb_crypt(uint8_t * dst, const uint8_t * src);
+
+/**
+ * Set the key to be used for encryption/decryption.
+ *
+ * @param key Pointer to key. 16 bytes will be read.
+ */
+void nrf_ecb_set_key(const uint8_t * key);
+
+#endif  // NRF_ECB_H__
+
+/** @} */