1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
// Base32 implementation
//
// Copyright 2010 Google Inc.
// Author: Markus Gutschke
//
// 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.
//
// Encode and decode from base32 encoding using the following alphabet:
// ABCDEFGHIJKLMNOPQRSTUVWXYZ234567
// This alphabet is documented in RFC 4668/3548
//
// We allow white-space and hyphens, but all other characters are considered
// invalid.
//
// All functions return the number of output bytes or -1 on error. If the
// output buffer is too small, the result will silently be truncated.
#ifndef _BASE32_H_
#define _BASE32_H_
#include <stdint.h>
int base32_decode(const uint8_t *encoded, uint8_t *result, int bufSize)
__attribute__((visibility("hidden")));
int base32_encode(const uint8_t *data, int length, uint8_t *result,
int bufSize)
__attribute__((visibility("hidden")));
#endif /* _BASE32_H_ */
|
