mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-13 19:18:56 +00:00
45 lines
1.8 KiB
C
45 lines
1.8 KiB
C
/**
|
|
* Copyright (c) 2017 Saleem Rashid
|
|
*
|
|
* Permission is hereby granted, 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.
|
|
*/
|
|
|
|
#ifndef __BASE32_H__
|
|
#define __BASE32_H__
|
|
|
|
#include <stdbool.h>
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
|
|
extern const char *BASE32_ALPHABET_RFC4648;
|
|
|
|
char *base32_encode(const uint8_t *in, size_t inlen, char *out, size_t outlen,
|
|
const char *alphabet);
|
|
void base32_encode_unsafe(const uint8_t *in, size_t inlen, uint8_t *out);
|
|
|
|
uint8_t *base32_decode(const char *in, size_t inlen, uint8_t *out,
|
|
size_t outlen, const char *alphabet);
|
|
bool base32_decode_unsafe(const uint8_t *in, size_t inlen, uint8_t *out,
|
|
const char *alphabet);
|
|
|
|
size_t base32_encoded_length(size_t inlen);
|
|
size_t base32_decoded_length(size_t inlen);
|
|
|
|
#endif
|