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);
}
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;
}
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;
}