コード例 #1
0
ファイル: usbip_attach.c プロジェクト: ReneNyffenegger/linux
static int query_import_device(int sockfd, char *busid)
{
	int rc;
	struct op_import_request request;
	struct op_import_reply   reply;
	uint16_t code = OP_REP_IMPORT;

	memset(&request, 0, sizeof(request));
	memset(&reply, 0, sizeof(reply));

	/* send a request */
	rc = usbip_net_send_op_common(sockfd, OP_REQ_IMPORT, 0);
	if (rc < 0) {
		err("send op_common");
		return -1;
	}

	strncpy(request.busid, busid, SYSFS_BUS_ID_SIZE-1);

	PACK_OP_IMPORT_REQUEST(0, &request);

	rc = usbip_net_send(sockfd, (void *) &request, sizeof(request));
	if (rc < 0) {
		err("send op_import_request");
		return -1;
	}

	/* receive a reply */
	rc = usbip_net_recv_op_common(sockfd, &code);
	if (rc < 0) {
		err("recv op_common");
		return -1;
	}

	rc = usbip_net_recv(sockfd, (void *) &reply, sizeof(reply));
	if (rc < 0) {
		err("recv op_import_reply");
		return -1;
	}

	PACK_OP_IMPORT_REPLY(0, &reply);

	/* check the reply */
	if (strncmp(reply.udev.busid, busid, SYSFS_BUS_ID_SIZE)) {
		err("recv different busid %s", reply.udev.busid);
		return -1;
	}

	/* import a device */
	return import_device(sockfd, &reply.udev);
}
コード例 #2
0
static int recv_pdu(int connfd)
{
	uint16_t code = OP_UNSPEC;
	int ret;

	ret = usbip_net_recv_op_common(connfd, &code);
	if (ret < 0) {
		dbg("could not receive opcode: %#0x", code);
		return -1;
	}

	ret = usbip_host_refresh_device_list();
	if (ret < 0) {
		dbg("could not refresh device list: %d", ret);
		return -1;
	}

	info("received request: %#0x(%d)", code, connfd);
	switch (code) {
	case OP_REQ_DEVLIST:
		ret = recv_request_devlist(connfd);
		break;
	case OP_REQ_IMPORT:
		ret = recv_request_import(connfd);
		break;
	case OP_REQ_DEVINFO:
	case OP_REQ_CRYPKEY:
	default:
		err("received an unknown opcode: %#0x", code);
		ret = -1;
	}

	if (ret == 0)
		info("request %#0x(%d): complete", code, connfd);
	else
		info("request %#0x(%d): failed", code, connfd);

	return ret;
}
コード例 #3
0
static int get_exported_devices(char *host, int sockfd)
{
	char product_name[100];
	char class_name[100];
	struct op_devlist_reply reply;
	uint16_t code = OP_REP_DEVLIST;
	struct usbip_usb_device udev;
	struct usbip_usb_interface uintf;
	unsigned int i;
	int j, rc;

	rc = usbip_net_send_op_common(sockfd, OP_REQ_DEVLIST, 0);
	if (rc < 0) {
		dbg("usbip_net_send_op_common failed");
		return -1;
	}

	rc = usbip_net_recv_op_common(sockfd, &code);
	if (rc < 0) {
		dbg("usbip_net_recv_op_common failed");
		return -1;
	}

	memset(&reply, 0, sizeof(reply));
	rc = usbip_net_recv(sockfd, &reply, sizeof(reply));
	if (rc < 0) {
		dbg("usbip_net_recv_op_devlist failed");
		return -1;
	}
	PACK_OP_DEVLIST_REPLY(0, &reply);
	dbg("exportable devices: %d\n", reply.ndev);

	if (reply.ndev == 0) {
		info("no exportable devices found on %s", host);
		return 0;
	}

	printf("Exportable USB devices\n");
	printf("======================\n");
	printf(" - %s\n", host);

	for (i = 0; i < reply.ndev; i++) {
		memset(&udev, 0, sizeof(udev));
		rc = usbip_net_recv(sockfd, &udev, sizeof(udev));
		if (rc < 0) {
			dbg("usbip_net_recv failed: usbip_usb_device[%d]", i);
			return -1;
		}
		usbip_net_pack_usb_device(0, &udev);

		usbip_names_get_product(product_name, sizeof(product_name),
					udev.idVendor, udev.idProduct);
		usbip_names_get_class(class_name, sizeof(class_name),
				      udev.bDeviceClass, udev.bDeviceSubClass,
				      udev.bDeviceProtocol);
		printf("%11s: %s\n", udev.busid, product_name);
		printf("%11s: %s\n", "", udev.path);
		printf("%11s: %s\n", "", class_name);

		for (j = 0; j < udev.bNumInterfaces; j++) {
			rc = usbip_net_recv(sockfd, &uintf, sizeof(uintf));
			if (rc < 0) {
				dbg("usbip_net_recv failed: usbip_usb_intf[%d]",
				    j);

				return -1;
			}
			usbip_net_pack_usb_interface(0, &uintf);

			usbip_names_get_class(class_name, sizeof(class_name),
					      uintf.bInterfaceClass,
					      uintf.bInterfaceSubClass,
					      uintf.bInterfaceProtocol);
			printf("%11s: %2d - %s\n", "", j, class_name);
		}
		printf("\n");
	}

	return 0;
}