Tasmota/lib/libesp32_div/ESP32-HomeKit/src/esp_mfi_base64.c
2021-03-11 14:48:59 +01:00

55 lines
1.9 KiB
C

/*
* ESPRESSIF MIT License
*
* Copyright (c) 2020 <ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD>
*
* Permission is hereby granted for use on ESPRESSIF SYSTEMS products only, in which case,
* it is free of charge, to any person obtaining a copy of this software and associated
* documentation files (the "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the Software is furnished
* to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or
* substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include <sys/errno.h>
#include "mbedtls/base64.h"
/**
* @brief transform bin data to base64 data
*/
int esp_mfi_base64_encode(const char *src, int len, char *dest, int dest_len, int *out_len)
{
int ret = mbedtls_base64_encode((unsigned char *)dest, dest_len, (size_t *)out_len, (unsigned char *)src, len);
if (ret != 0){
return -EINVAL;
} else{
return 0;
}
}
/**
* @brief transform base64 data to bin data
*/
int esp_mfi_base64_decode(const char *src, int len, char *dest, int dest_len, int *out_len)
{
int ret = 0;
ret = mbedtls_base64_decode((unsigned char *)dest, dest_len, (size_t *)out_len, (unsigned char *)src, len);
if (ret != 0) {
return -EINVAL;
} else {
return 0;
}
}