diff options
Diffstat (limited to 'chip/g/dcrypto/dcrypto.h')
| -rw-r--r-- | chip/g/dcrypto/dcrypto.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/chip/g/dcrypto/dcrypto.h b/chip/g/dcrypto/dcrypto.h index fbc4beb583..fdc03c1361 100644 --- a/chip/g/dcrypto/dcrypto.h +++ b/chip/g/dcrypto/dcrypto.h @@ -145,8 +145,13 @@ int DCRYPTO_p256_base_point_mul(p256_int *out_x, p256_int *out_y, int DCRYPTO_p256_point_mul(p256_int *out_x, p256_int *out_y, const p256_int *n, const p256_int *in_x, const p256_int *in_y); +/* + * Produce uniform private key from seed. + * If x or y is NULL, the public key part is not computed. + * Returns !0 on success. + */ int DCRYPTO_p256_key_from_bytes(p256_int *x, p256_int *y, p256_int *d, - const uint8_t key_bytes[P256_NBYTES]); + const uint8_t bytes[P256_NBYTES]); /* P256 based integration encryption (DH+AES128+SHA256). */ /* Authenticated data may be provided, where the first auth_data_len * bytes of in will be authenticated but not encrypted. */ |