1 /*
2  * Base32 stream functions
3  *
4  * Copyright (C) 2008-2020, Joachim Metz <joachim.metz@gmail.com>
5  *
6  * Refer to AUTHORS for acknowledgements.
7  *
8  * This program is free software: you can redistribute it and/or modify
9  * it under the terms of the GNU Lesser General Public License as published by
10  * the Free Software Foundation, either version 3 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public License
19  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
20  */
21 
22 #if !defined( _LIBUNA_BASE32_STREAM_H )
23 #define _LIBUNA_BASE32_STREAM_H
24 
25 #include <common.h>
26 #include <types.h>
27 
28 #include "libuna_extern.h"
29 #include "libuna_libcerror.h"
30 #include "libuna_types.h"
31 
32 #if defined( __cplusplus )
33 extern "C" {
34 #endif
35 
36 int libuna_base32_character_copy_to_quintet(
37      uint8_t base32_character,
38      uint8_t *base32_quintet,
39      uint32_t base32_variant,
40      libcerror_error_t **error );
41 
42 LIBUNA_EXTERN \
43 int libuna_base32_quintuplet_copy_from_base32_stream(
44      uint64_t *base32_quintuplet,
45      const uint8_t *base32_stream,
46      size_t base32_stream_size,
47      size_t *base32_stream_index,
48      uint8_t *padding_size,
49      uint32_t base32_variant,
50      libcerror_error_t **error );
51 
52 LIBUNA_EXTERN \
53 int libuna_base32_quintuplet_copy_to_base32_stream(
54      uint64_t base32_quintuplet,
55      uint8_t *base32_stream,
56      size_t base32_stream_size,
57      size_t *base32_stream_index,
58      uint8_t padding_size,
59      uint32_t base32_variant,
60      libcerror_error_t **error );
61 
62 LIBUNA_EXTERN \
63 int libuna_base32_quintuplet_copy_from_byte_stream(
64      uint64_t *base32_quintuplet,
65      const uint8_t *byte_stream,
66      size_t byte_stream_size,
67      size_t *byte_stream_index,
68      uint8_t *padding_size,
69      libcerror_error_t **error );
70 
71 LIBUNA_EXTERN \
72 int libuna_base32_quintuplet_copy_to_byte_stream(
73      uint64_t base32_quintuplet,
74      uint8_t *byte_stream,
75      size_t byte_stream_size,
76      size_t *byte_stream_index,
77      uint8_t padding_size,
78      libcerror_error_t **error );
79 
80 LIBUNA_EXTERN \
81 int libuna_base32_stream_size_to_byte_stream(
82      const uint8_t *base32_stream,
83      size_t base32_stream_size,
84      size_t *byte_stream_size,
85      uint32_t base32_variant,
86      uint8_t flags,
87      libcerror_error_t **error );
88 
89 LIBUNA_EXTERN \
90 int libuna_base32_stream_copy_to_byte_stream(
91      const uint8_t *base32_stream,
92      size_t base32_stream_size,
93      uint8_t *byte_stream,
94      size_t byte_stream_size,
95      uint32_t base32_variant,
96      uint8_t flags,
97      libcerror_error_t **error );
98 
99 LIBUNA_EXTERN \
100 int libuna_base32_stream_size_from_byte_stream(
101      const uint8_t *byte_stream,
102      size_t byte_stream_size,
103      size_t *base32_stream_size,
104      uint32_t base32_variant,
105      libcerror_error_t **error );
106 
107 LIBUNA_EXTERN \
108 int libuna_base32_stream_copy_from_byte_stream(
109      uint8_t *base32_stream,
110      size_t base32_stream_size,
111      const uint8_t *byte_stream,
112      size_t byte_stream_size,
113      uint32_t base32_variant,
114      libcerror_error_t **error );
115 
116 LIBUNA_EXTERN \
117 int libuna_base32_stream_with_index_copy_from_byte_stream(
118      uint8_t *base32_stream,
119      size_t base32_stream_size,
120      size_t *base32_stream_index,
121      const uint8_t *byte_stream,
122      size_t byte_stream_size,
123      uint32_t base32_variant,
124      libcerror_error_t **error );
125 
126 #if defined( __cplusplus )
127 }
128 #endif
129 
130 #endif /* !defined( _LIBUNA_BASE32_STREAM_H ) */
131 
132