erkin yucel / mbed-os

mbed os with nrf51 internal bandgap enabled to read battery level

Dependents:   BLE_file_test BLE_Blink ExternalEncoder

features/mbedtls/platform/src/mbed_trng.c@0:f269e3021894, 2016-10-23 (annotated)

Committer:
elessair
Date:
Sun Oct 23 15:10:02 2016 +0000
Revision:
0:f269e3021894
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
elessair 0:f269e3021894 1 /* mbed Microcontroller Library
elessair 0:f269e3021894 2 * Copyright (c) 2016 ARM Limited
elessair 0:f269e3021894 3 *
elessair 0:f269e3021894 4 * Licensed under the Apache License, Version 2.0 (the "License");
elessair 0:f269e3021894 5 * you may not use this file except in compliance with the License.
elessair 0:f269e3021894 6 * You may obtain a copy of the License at
elessair 0:f269e3021894 7 *
elessair 0:f269e3021894 8 * http://www.apache.org/licenses/LICENSE-2.0
elessair 0:f269e3021894 9 *
elessair 0:f269e3021894 10 * Unless required by applicable law or agreed to in writing, software
elessair 0:f269e3021894 11 * distributed under the License is distributed on an "AS IS" BASIS,
elessair 0:f269e3021894 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
elessair 0:f269e3021894 13 * See the License for the specific language governing permissions and
elessair 0:f269e3021894 14 * limitations under the License.
elessair 0:f269e3021894 15 */
elessair 0:f269e3021894 16
elessair 0:f269e3021894 17 #if defined(DEVICE_TRNG)
elessair 0:f269e3021894 18
elessair 0:f269e3021894 19 #include "hal/trng_api.h"
elessair 0:f269e3021894 20
elessair 0:f269e3021894 21 int mbedtls_hardware_poll( void *data, unsigned char *output, size_t len, size_t *olen ) {
elessair 0:f269e3021894 22 trng_t trng_obj;
elessair 0:f269e3021894 23 trng_init(&trng_obj);
elessair 0:f269e3021894 24 int ret = trng_get_bytes(&trng_obj, output, len, olen);
elessair 0:f269e3021894 25 trng_free(&trng_obj);
elessair 0:f269e3021894 26 return ret;
elessair 0:f269e3021894 27 }
elessair 0:f269e3021894 28
elessair 0:f269e3021894 29 #endif