Diff: nRF51822/nordic-sdk/components/drivers_nrf/hal/nrf_ecb.c

Revision:

3:24e365bd1b97

Parent:

2:b61ddbb8528e

--- a/nRF51822/nordic-sdk/components/drivers_nrf/hal/nrf_ecb.c	Thu Nov 05 02:46:37 2015 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,74 +0,0 @@
-/* Copyright (c) 2012 Nordic Semiconductor. All Rights Reserved.
-*
-* The information contained herein is 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: 25419 $
-*/ 
-
-/** 
- * @file
- * @brief Implementation of AES ECB driver
- */
-
-
-//lint -e438
-
-#include <stdlib.h>
-#include <stdbool.h>
-#include <string.h>
-#include "nrf.h" 
-#include "nrf_ecb.h"
-
-static uint8_t  ecb_data[48];   ///< ECB data structure for RNG peripheral to access.
-static uint8_t* ecb_key;        ///< Key:        Starts at ecb_data 
-static uint8_t* ecb_cleartext;  ///< Cleartext:  Starts at ecb_data + 16 bytes.
-static uint8_t* ecb_ciphertext; ///< Ciphertext: Starts at ecb_data + 32 bytes.
-
-bool nrf_ecb_init(void)
-{
-  ecb_key = ecb_data;
-  ecb_cleartext  = ecb_data + 16;
-  ecb_ciphertext = ecb_data + 32;
-
-  NRF_ECB->ECBDATAPTR = (uint32_t)ecb_data;
-  return true;
-}
-
-
-bool nrf_ecb_crypt(uint8_t * dest_buf, const uint8_t * src_buf)
-{
-   uint32_t counter = 0x1000000;
-   if(src_buf != ecb_cleartext)
-   {
-     memcpy(ecb_cleartext,src_buf,16);
-   }
-   NRF_ECB->EVENTS_ENDECB = 0;
-   NRF_ECB->TASKS_STARTECB = 1;
-   while(NRF_ECB->EVENTS_ENDECB == 0)
-   {
-    counter--;
-    if(counter == 0)
-    {
-      return false;
-    }
-   }
-   NRF_ECB->EVENTS_ENDECB = 0;
-   if(dest_buf != ecb_ciphertext)
-   {
-     memcpy(dest_buf,ecb_ciphertext,16);
-   }
-   return true;
-}
-
-void nrf_ecb_set_key(const uint8_t * key)
-{
-  memcpy(ecb_key,key,16);
-}
-
-
\ No newline at end of file