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trezor-firmware/chacha20poly1305/chacha20poly1305.h
2017-05-11 13:27:34 +02:00

19 lines
677 B
C

#ifndef CHACHA20POLY1305_H
#define CHACHA20POLY1305_H
#include "ecrypt-sync.h"
#include "poly1305-donna.h"
typedef struct {
ECRYPT_ctx chacha20;
poly1305_context poly1305;
} chacha20poly1305_ctx;
void xchacha20poly1305_init(chacha20poly1305_ctx *ctx, uint8_t key[32], uint8_t nonce[24]);
void chacha20poly1305_encrypt(chacha20poly1305_ctx *ctx, uint8_t *in, uint8_t *out, size_t n);
void chacha20poly1305_decrypt(chacha20poly1305_ctx *ctx, uint8_t *in, uint8_t *out, size_t n);
void chacha20poly1305_auth(chacha20poly1305_ctx *ctx, uint8_t *in, size_t n);
void chacha20poly1305_finish(chacha20poly1305_ctx *ctx, uint8_t mac[16]);
#endif // CHACHA20POLY1305_H