summaryrefslogtreecommitdiff
path: root/libs/libsodium/src/include/sodium/crypto_auth_hmacsha512.h
blob: 77a55fbc008d81197ed083b41bd97556cfddf10f (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
#ifndef crypto_auth_hmacsha512_H
#define crypto_auth_hmacsha512_H

#include <stddef.h>
#include "crypto_hash_sha512.h"
#include "export.h"

#ifdef __cplusplus
# ifdef __GNUC__
#  pragma GCC diagnostic ignored "-Wlong-long"
# endif
extern "C" {
#endif

#define crypto_auth_hmacsha512_BYTES 64U
SODIUM_EXPORT
size_t crypto_auth_hmacsha512_bytes(void);

#define crypto_auth_hmacsha512_KEYBYTES 32U
SODIUM_EXPORT
size_t crypto_auth_hmacsha512_keybytes(void);

SODIUM_EXPORT
int crypto_auth_hmacsha512(unsigned char *out,
                           const unsigned char *in,
                           unsigned long long inlen,
                           const unsigned char *k);

SODIUM_EXPORT
int crypto_auth_hmacsha512_verify(const unsigned char *h,
                                  const unsigned char *in,
                                  unsigned long long inlen,
                                  const unsigned char *k)
            __attribute__ ((warn_unused_result));

/* ------------------------------------------------------------------------- */

typedef struct crypto_auth_hmacsha512_state {
    crypto_hash_sha512_state ictx;
    crypto_hash_sha512_state octx;
} crypto_auth_hmacsha512_state;

SODIUM_EXPORT
size_t crypto_auth_hmacsha512_statebytes(void);

SODIUM_EXPORT
int crypto_auth_hmacsha512_init(crypto_auth_hmacsha512_state *state,
                                const unsigned char *key,
                                size_t keylen);

SODIUM_EXPORT
int crypto_auth_hmacsha512_update(crypto_auth_hmacsha512_state *state,
                                  const unsigned char *in,
                                  unsigned long long inlen);

SODIUM_EXPORT
int crypto_auth_hmacsha512_final(crypto_auth_hmacsha512_state *state,
                                 unsigned char *out);

SODIUM_EXPORT
void crypto_auth_hmacsha512_keygen(unsigned char k[crypto_auth_hmacsha512_KEYBYTES]);

#ifdef __cplusplus
}
#endif

#endif