ECC X25519

Elliptic curve Diffie-Hellman algorithm based on the Curve25519 curve. More...

Files
file	ocrypto_curve25519.h
	Elliptic curve Diffie-Hellman algorithm based on the Curve25519 curve.

Macros
#define	ocrypto_curve25519_SCALAR_BYTES   (32)
#define	ocrypto_curve25519_BYTES   (32)

Functions
void	ocrypto_curve25519_scalarmult_base (uint8_t r[(32)], const uint8_t n[(32)])
void	ocrypto_curve25519_scalarmult (uint8_t r[(32)], const uint8_t n[(32)], const uint8_t p[(32)])
void	ocrypto_curve25519_scalarmult_base_ctx (ocrypto_curve25519_ctx *ctx, uint8_t r[(32)], const uint8_t n[(32)])
void	ocrypto_curve25519_scalarmult_ctx (ocrypto_curve25519_ctx *ctx, uint8_t r[(32)], const uint8_t n[(32)], const uint8_t p[(32)])

Detailed Description

Elliptic curve Diffie-Hellman algorithm based on the Curve25519 curve.

X25519 is the combination of the Curve25519 elliptic curve with the Diffie-Hellman operation. Curve25519 is an elliptic curve offering 128 bits of security.

See also

RFC - Elliptic Curves for Security

Curve25519: high-speed elliptic-curve cryptography