hmac_scattered
ATTRIBUTE_WARN_UNUSED_RET int hmac_scattered(const u8 *hmackey, u32 hmackey_len, hash_alg_type hash_type, const u8 **inputs, const u32 *ilens, u8 *output, u8 *outlen);
ret = hmac_scattered((const u8*)secret, SSS_SECRET_SIZE, SHA256, inputs, ilens, cur_share_hmac, &len); EG(ret, err);
ret = hmac_scattered((const u8*)secret, SSS_SECRET_SIZE, SHA256, inputs, ilens, hmac_val, &len); EG(ret, err);
ret = hmac_scattered((const u8*)secret, SSS_SECRET_SIZE, SHA256, inputs, ilens, hmac_val, &len); EG(ret, err);
ret = hmac_scattered((const u8*)secret, SSS_SECRET_SIZE, SHA256, inputs, ilens, cur_share_hmac, &len); EG(ret, err);