aboutsummaryrefslogtreecommitdiff
path: root/vendor/mbedtls/ripemd160.h
blob: 279f92b5121e66ebe404ffac59b03d38a2f85bdb (plain)
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
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
/**
 * \file ripemd160.h
 *
 * \brief RIPE MD-160 message digest
 */
/*
 *  Copyright The Mbed TLS Contributors
 *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 */
#ifndef MBEDTLS_RIPEMD160_H
#define MBEDTLS_RIPEMD160_H
#include "mbedtls/private_access.h"

#include "mbedtls/build_info.h"

#include <stddef.h>
#include <stdint.h>

#ifdef __cplusplus
extern "C" {
#endif

#if !defined(MBEDTLS_RIPEMD160_ALT)
// Regular implementation
//

/**
 * \brief          RIPEMD-160 context structure
 */
typedef struct mbedtls_ripemd160_context {
    uint32_t MBEDTLS_PRIVATE(total)[2];          /*!< number of bytes processed  */
    uint32_t MBEDTLS_PRIVATE(state)[5];          /*!< intermediate digest state  */
    unsigned char MBEDTLS_PRIVATE(buffer)[64];   /*!< data block being processed */
}
mbedtls_ripemd160_context;

#else  /* MBEDTLS_RIPEMD160_ALT */
#include "ripemd160_alt.h"
#endif /* MBEDTLS_RIPEMD160_ALT */

/**
 * \brief          Initialize RIPEMD-160 context
 *
 * \param ctx      RIPEMD-160 context to be initialized
 */
void mbedtls_ripemd160_init(mbedtls_ripemd160_context *ctx);

/**
 * \brief          Clear RIPEMD-160 context
 *
 * \param ctx      RIPEMD-160 context to be cleared
 */
void mbedtls_ripemd160_free(mbedtls_ripemd160_context *ctx);

/**
 * \brief          Clone (the state of) a RIPEMD-160 context
 *
 * \param dst      The destination context
 * \param src      The context to be cloned
 */
void mbedtls_ripemd160_clone(mbedtls_ripemd160_context *dst,
                             const mbedtls_ripemd160_context *src);

/**
 * \brief          RIPEMD-160 context setup
 *
 * \param ctx      context to be initialized
 *
 * \return         0 if successful
 */
int mbedtls_ripemd160_starts(mbedtls_ripemd160_context *ctx);

/**
 * \brief          RIPEMD-160 process buffer
 *
 * \param ctx      RIPEMD-160 context
 * \param input    buffer holding the data
 * \param ilen     length of the input data
 *
 * \return         0 if successful
 */
int mbedtls_ripemd160_update(mbedtls_ripemd160_context *ctx,
                             const unsigned char *input,
                             size_t ilen);

/**
 * \brief          RIPEMD-160 final digest
 *
 * \param ctx      RIPEMD-160 context
 * \param output   RIPEMD-160 checksum result
 *
 * \return         0 if successful
 */
int mbedtls_ripemd160_finish(mbedtls_ripemd160_context *ctx,
                             unsigned char output[20]);

/**
 * \brief          RIPEMD-160 process data block (internal use only)
 *
 * \param ctx      RIPEMD-160 context
 * \param data     buffer holding one block of data
 *
 * \return         0 if successful
 */
int mbedtls_internal_ripemd160_process(mbedtls_ripemd160_context *ctx,
                                       const unsigned char data[64]);

/**
 * \brief          Output = RIPEMD-160( input buffer )
 *
 * \param input    buffer holding the data
 * \param ilen     length of the input data
 * \param output   RIPEMD-160 checksum result
 *
 * \return         0 if successful
 */
int mbedtls_ripemd160(const unsigned char *input,
                      size_t ilen,
                      unsigned char output[20]);

#if defined(MBEDTLS_SELF_TEST)

/**
 * \brief          Checkup routine
 *
 * \return         0 if successful, or 1 if the test failed
 */
int mbedtls_ripemd160_self_test(int verbose);

#endif /* MBEDTLS_SELF_TEST */

#ifdef __cplusplus
}
#endif

#endif /* mbedtls_ripemd160.h */