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hchacha20

ci

HChaCha20 PRF

Special-purpose hashing, such as X25519 key derivation, or XChacha20 initialization. If in doubt, do not use.

4 background see djb’s HSalsa20 paper, and the XChaCha20 IRTF CFRG draft.

API

export const OUTPUT_BYTES: number = 32;
export const KEY_BYTES: number = 32;
export const NONCE_BYTES: number = 16;
export const CONSTANT_BYTES: number = 16;

export function hchacha20(
  out: Uint8Array,
  key: Uint8Array,
  nonce: Uint8Array,
  constant?: Uint8Array
): void;

License

MIT