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68 lines
1.9 KiB
68 lines
1.9 KiB
#ifndef crypto_auth_hmacsha256_H
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#define crypto_auth_hmacsha256_H
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#include <stddef.h>
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#include "crypto_hash_sha256.h"
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#include "export.h"
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#ifdef __cplusplus
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# ifdef __GNUC__
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# pragma GCC diagnostic ignored "-Wlong-long"
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# endif
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extern "C" {
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#endif
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#define crypto_auth_hmacsha256_BYTES 32U
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SODIUM_EXPORT
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size_t crypto_auth_hmacsha256_bytes(void);
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#define crypto_auth_hmacsha256_KEYBYTES 32U
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SODIUM_EXPORT
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size_t crypto_auth_hmacsha256_keybytes(void);
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SODIUM_EXPORT
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int crypto_auth_hmacsha256(unsigned char *out,
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const unsigned char *in,
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unsigned long long inlen,
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const unsigned char *k);
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SODIUM_EXPORT
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int crypto_auth_hmacsha256_verify(const unsigned char *h,
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const unsigned char *in,
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unsigned long long inlen,
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const unsigned char *k)
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__attribute__ ((warn_unused_result));
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/* ------------------------------------------------------------------------- */
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typedef struct crypto_auth_hmacsha256_state {
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crypto_hash_sha256_state ictx;
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crypto_hash_sha256_state octx;
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} crypto_auth_hmacsha256_state;
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SODIUM_EXPORT
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size_t crypto_auth_hmacsha256_statebytes(void);
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SODIUM_EXPORT
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int crypto_auth_hmacsha256_init(crypto_auth_hmacsha256_state *state,
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const unsigned char *key,
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size_t keylen);
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SODIUM_EXPORT
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int crypto_auth_hmacsha256_update(crypto_auth_hmacsha256_state *state,
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const unsigned char *in,
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unsigned long long inlen);
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SODIUM_EXPORT
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int crypto_auth_hmacsha256_final(crypto_auth_hmacsha256_state *state,
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unsigned char *out);
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SODIUM_EXPORT
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void crypto_auth_hmacsha256_keygen(unsigned char k[crypto_auth_hmacsha256_KEYBYTES]);
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#ifdef __cplusplus
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}
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#endif
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#endif
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