project for nrf51822 qfab

Dependencies:   eddystone_URL mbed

Fork of eddystone_URL by vo dung

Committer:
jksoft
Date:
Wed Nov 12 02:40:34 2014 +0000
Revision:
0:76dfa9657d9d
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jksoft 0:76dfa9657d9d 1 /* Copyright (c) 2012 Nordic Semiconductor. All Rights Reserved.
jksoft 0:76dfa9657d9d 2 *
jksoft 0:76dfa9657d9d 3 * The information contained herein is confidential property of Nordic
jksoft 0:76dfa9657d9d 4 * Semiconductor ASA.Terms and conditions of usage are described in detail
jksoft 0:76dfa9657d9d 5 * in NORDIC SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
jksoft 0:76dfa9657d9d 6 *
jksoft 0:76dfa9657d9d 7 * Licensees are granted free, non-transferable use of the information. NO
jksoft 0:76dfa9657d9d 8 * WARRANTY of ANY KIND is provided. This heading must NOT be removed from
jksoft 0:76dfa9657d9d 9 * the file.
jksoft 0:76dfa9657d9d 10 *
jksoft 0:76dfa9657d9d 11 * $LastChangedRevision: 13999 $
jksoft 0:76dfa9657d9d 12 */
jksoft 0:76dfa9657d9d 13
jksoft 0:76dfa9657d9d 14 /**
jksoft 0:76dfa9657d9d 15 * @file
jksoft 0:76dfa9657d9d 16 * @brief ECB driver API.
jksoft 0:76dfa9657d9d 17 */
jksoft 0:76dfa9657d9d 18
jksoft 0:76dfa9657d9d 19 #ifndef NRF_ECB_H__
jksoft 0:76dfa9657d9d 20 #define NRF_ECB_H__
jksoft 0:76dfa9657d9d 21
jksoft 0:76dfa9657d9d 22 /**
jksoft 0:76dfa9657d9d 23 * @defgroup nrf_ecb AES ECB encryption
jksoft 0:76dfa9657d9d 24 * @{
jksoft 0:76dfa9657d9d 25 * @ingroup nrf_drivers
jksoft 0:76dfa9657d9d 26 * @brief Driver for the nRF51 AES Electronic Code Book (ECB) peripheral.
jksoft 0:76dfa9657d9d 27 *
jksoft 0:76dfa9657d9d 28 * In order to encrypt and decrypt data the peripheral must be powered on
jksoft 0:76dfa9657d9d 29 * using nrf_ecb_init() and then the key set using nrf_ecb_set_key.
jksoft 0:76dfa9657d9d 30 */
jksoft 0:76dfa9657d9d 31
jksoft 0:76dfa9657d9d 32 #include <stdint.h>
jksoft 0:76dfa9657d9d 33
jksoft 0:76dfa9657d9d 34 /**
jksoft 0:76dfa9657d9d 35 * Initialize and power on the ECB peripheral.
jksoft 0:76dfa9657d9d 36 *
jksoft 0:76dfa9657d9d 37 * Allocates memory for the ECBDATAPTR.
jksoft 0:76dfa9657d9d 38 * @retval true Initialization was successful.
jksoft 0:76dfa9657d9d 39 * @retval false Powering up failed.
jksoft 0:76dfa9657d9d 40 */
jksoft 0:76dfa9657d9d 41 bool nrf_ecb_init(void);
jksoft 0:76dfa9657d9d 42
jksoft 0:76dfa9657d9d 43 /**
jksoft 0:76dfa9657d9d 44 * Encrypt/decrypt 16-byte data using current key.
jksoft 0:76dfa9657d9d 45 *
jksoft 0:76dfa9657d9d 46 * The function avoids unnecessary copying of data if the point to the
jksoft 0:76dfa9657d9d 47 * correct locations in the ECB data structure.
jksoft 0:76dfa9657d9d 48 *
jksoft 0:76dfa9657d9d 49 * @param dst Result of encryption/decryption. 16 bytes will be written.
jksoft 0:76dfa9657d9d 50 * @param src Source with 16-byte data to be encrypted/decrypted.
jksoft 0:76dfa9657d9d 51 *
jksoft 0:76dfa9657d9d 52 * @retval true If the encryption operation completed.
jksoft 0:76dfa9657d9d 53 * @retval false If the encryption operation did not complete.
jksoft 0:76dfa9657d9d 54 */
jksoft 0:76dfa9657d9d 55 bool nrf_ecb_crypt(uint8_t * dst, const uint8_t * src);
jksoft 0:76dfa9657d9d 56
jksoft 0:76dfa9657d9d 57 /**
jksoft 0:76dfa9657d9d 58 * Set the key to be used for encryption/decryption.
jksoft 0:76dfa9657d9d 59 *
jksoft 0:76dfa9657d9d 60 * @param key Pointer to key. 16 bytes will be read.
jksoft 0:76dfa9657d9d 61 */
jksoft 0:76dfa9657d9d 62 void nrf_ecb_set_key(const uint8_t * key);
jksoft 0:76dfa9657d9d 63
jksoft 0:76dfa9657d9d 64 #endif // NRF_ECB_H__
jksoft 0:76dfa9657d9d 65
jksoft 0:76dfa9657d9d 66 /** @} */