Searched refs:okm (Results 1 – 1 of 1) sorted by relevance
74 u8 *okm, unsigned int okmlen) in fscrypt_hkdf_expand() argument85 hmac_sha512_update(&ctx, &okm[i - HKDF_HASHLEN], in fscrypt_hkdf_expand()93 memcpy(&okm[i], tmp, okmlen - i); in fscrypt_hkdf_expand()96 hmac_sha512_final(&ctx, &okm[i]); in fscrypt_hkdf_expand()