C++ (Cpp) bt_att_get_security Exemples

Exemple #1

Fichier : gatt-server.c Projet : AwxiVYTHUIiMOol/bluez

static uint8_t check_permissions(struct bt_gatt_server *server,
				struct gatt_db_attribute *attr, uint32_t mask)
{
	uint32_t perm;
	int security;

	perm = gatt_db_attribute_get_permissions(attr);

	if (perm && mask & BT_ATT_PERM_READ && !(perm & BT_ATT_PERM_READ))
		return BT_ATT_ERROR_READ_NOT_PERMITTED;

	if (perm && mask & BT_ATT_PERM_WRITE && !(perm & BT_ATT_PERM_WRITE))
		return BT_ATT_ERROR_WRITE_NOT_PERMITTED;

	perm &= mask;
	if (!perm)
		return 0;

	security = bt_att_get_security(server->att);
	if (perm & BT_ATT_PERM_SECURE && security < BT_ATT_SECURITY_FIPS)
		return BT_ATT_ERROR_AUTHENTICATION;

	if (perm & BT_ATT_PERM_AUTHEN && security < BT_ATT_SECURITY_HIGH)
		return BT_ATT_ERROR_AUTHENTICATION;

	if (perm & BT_ATT_PERM_ENCRYPT && security < BT_ATT_SECURITY_MEDIUM)
		return BT_ATT_ERROR_INSUFFICIENT_ENCRYPTION;

	return 0;
}

Exemple #2

Fichier : gatt-server.c Projet : ghent360/bluez

static uint8_t check_permissions(struct bt_gatt_server *server,
				struct gatt_db_attribute *attr, uint32_t mask)
{
	uint8_t enc_size;
	uint32_t perm;
	int security;

	perm = gatt_db_attribute_get_permissions(attr);

	if (perm && mask & BT_ATT_PERM_READ && !(perm & BT_ATT_PERM_READ))
		return BT_ATT_ERROR_READ_NOT_PERMITTED;

	if (perm && mask & BT_ATT_PERM_WRITE && !(perm & BT_ATT_PERM_WRITE))
		return BT_ATT_ERROR_WRITE_NOT_PERMITTED;

	perm &= mask;
	if (!perm)
		return 0;

	security = bt_att_get_security(server->att, &enc_size);
	if (security < 0)
		return BT_ATT_ERROR_UNLIKELY;

	if (perm & BT_ATT_PERM_SECURE) {
		if (security < BT_ATT_SECURITY_FIPS)
			return BT_ATT_ERROR_AUTHENTICATION;

		if (!check_min_key_size(server->min_enc_size, enc_size))
			return BT_ATT_ERROR_INSUFFICIENT_ENCRYPTION_KEY_SIZE;
	}

	if (perm & BT_ATT_PERM_AUTHEN) {
		if (security < BT_ATT_SECURITY_HIGH)
			return BT_ATT_ERROR_AUTHENTICATION;

		if (!check_min_key_size(server->min_enc_size, enc_size))
			return BT_ATT_ERROR_INSUFFICIENT_ENCRYPTION_KEY_SIZE;
	}

	if (perm & BT_ATT_PERM_ENCRYPT) {
		if (security < BT_ATT_SECURITY_MEDIUM)
			return BT_ATT_ERROR_INSUFFICIENT_ENCRYPTION;

		if (!check_min_key_size(server->min_enc_size, enc_size))
			return BT_ATT_ERROR_INSUFFICIENT_ENCRYPTION_KEY_SIZE;
	}

	return 0;
}

Exemple #3

Fichier : att.c Projet : Drakey83/steamlink-sdk

static bool change_security(struct bt_att *att, uint8_t ecode)
{
	int security;

	security = bt_att_get_security(att);
	if (security != BT_ATT_SECURITY_AUTO)
		return false;

	if (ecode == BT_ATT_ERROR_INSUFFICIENT_ENCRYPTION &&
					security < BT_ATT_SECURITY_MEDIUM)
		security = BT_ATT_SECURITY_MEDIUM;
	else if (ecode == BT_ATT_ERROR_AUTHENTICATION &&
					security < BT_ATT_SECURITY_HIGH)
		security = BT_ATT_SECURITY_HIGH;
	else
		return false;

	return bt_att_set_security(att, security);
}