101 lines
2.9 KiB
C
101 lines
2.9 KiB
C
#ifndef crypto_core_ed25519_H
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#define crypto_core_ed25519_H
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#include <stddef.h>
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#include "export.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define crypto_core_ed25519_BYTES 32
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SODIUM_EXPORT
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size_t crypto_core_ed25519_bytes(void);
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#define crypto_core_ed25519_UNIFORMBYTES 32
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SODIUM_EXPORT
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size_t crypto_core_ed25519_uniformbytes(void);
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#define crypto_core_ed25519_HASHBYTES 64
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SODIUM_EXPORT
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size_t crypto_core_ed25519_hashbytes(void);
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#define crypto_core_ed25519_SCALARBYTES 32
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SODIUM_EXPORT
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size_t crypto_core_ed25519_scalarbytes(void);
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#define crypto_core_ed25519_NONREDUCEDSCALARBYTES 64
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SODIUM_EXPORT
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size_t crypto_core_ed25519_nonreducedscalarbytes(void);
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SODIUM_EXPORT
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int crypto_core_ed25519_is_valid_point(const unsigned char *p)
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__attribute__ ((nonnull));
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SODIUM_EXPORT
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int crypto_core_ed25519_add(unsigned char *r,
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const unsigned char *p, const unsigned char *q)
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__attribute__ ((nonnull));
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SODIUM_EXPORT
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int crypto_core_ed25519_sub(unsigned char *r,
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const unsigned char *p, const unsigned char *q)
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__attribute__ ((nonnull));
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SODIUM_EXPORT
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int crypto_core_ed25519_from_uniform(unsigned char *p, const unsigned char *r)
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__attribute__ ((nonnull));
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SODIUM_EXPORT
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int crypto_core_ed25519_from_hash(unsigned char *p, const unsigned char *h)
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__attribute__ ((nonnull));
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SODIUM_EXPORT
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void crypto_core_ed25519_random(unsigned char *p)
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__attribute__ ((nonnull));
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SODIUM_EXPORT
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void crypto_core_ed25519_scalar_random(unsigned char *r)
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__attribute__ ((nonnull));
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SODIUM_EXPORT
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int crypto_core_ed25519_scalar_invert(unsigned char *recip, const unsigned char *s)
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__attribute__ ((nonnull));
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SODIUM_EXPORT
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void crypto_core_ed25519_scalar_negate(unsigned char *neg, const unsigned char *s)
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__attribute__ ((nonnull));
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SODIUM_EXPORT
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void crypto_core_ed25519_scalar_complement(unsigned char *comp, const unsigned char *s)
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__attribute__ ((nonnull));
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SODIUM_EXPORT
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void crypto_core_ed25519_scalar_add(unsigned char *z, const unsigned char *x,
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const unsigned char *y)
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__attribute__ ((nonnull));
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SODIUM_EXPORT
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void crypto_core_ed25519_scalar_sub(unsigned char *z, const unsigned char *x,
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const unsigned char *y)
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__attribute__ ((nonnull));
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SODIUM_EXPORT
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void crypto_core_ed25519_scalar_mul(unsigned char *z, const unsigned char *x,
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const unsigned char *y)
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__attribute__ ((nonnull));
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/*
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* The interval `s` is sampled from should be at least 317 bits to ensure almost
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* uniformity of `r` over `L`.
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*/
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SODIUM_EXPORT
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void crypto_core_ed25519_scalar_reduce(unsigned char *r, const unsigned char *s)
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__attribute__ ((nonnull));
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#ifdef __cplusplus
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}
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#endif
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#endif
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