mirror of
https://github.com/espressif/esp-idf.git
synced 2025-10-30 20:51:41 +00:00
37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
// Copyright 2017 Espressif Systems (Shanghai) PTE LTD
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
#include "randombytes_internal.h"
|
|
#include "esp_system.h"
|
|
|
|
static const char *randombytes_esp32_implementation_name(void)
|
|
{
|
|
return "esp32";
|
|
}
|
|
|
|
/*
|
|
Plug the ESP32 hardware RNG into libsodium's custom RNG support, as per
|
|
https://download.libsodium.org/doc/advanced/custom_rng.html
|
|
|
|
Note that this RNG is selected by default (see randombytes_default.h), so there
|
|
is no need to call randombytes_set_implementation().
|
|
*/
|
|
const struct randombytes_implementation randombytes_esp32_implementation = {
|
|
.implementation_name = randombytes_esp32_implementation_name,
|
|
.random = esp_random,
|
|
.stir = NULL,
|
|
.uniform = NULL,
|
|
.buf = esp_fill_random,
|
|
.close = NULL,
|
|
};
|