1b2441318SGreg Kroah-Hartman // SPDX-License-Identifier: GPL-2.0
2588b48caSValentina Manea /*
3588b48caSValentina Manea * Copyright (C) 2005-2007 Takahiro Hirofuchi
4588b48caSValentina Manea */
5588b48caSValentina Manea
6588b48caSValentina Manea #include "usbip_common.h"
7588b48caSValentina Manea #include "vhci_driver.h"
8588b48caSValentina Manea #include <limits.h>
9588b48caSValentina Manea #include <netdb.h>
10588b48caSValentina Manea #include <libudev.h>
11aa3ecb91SYuyang Du #include <dirent.h>
12588b48caSValentina Manea #include "sysfs_utils.h"
13588b48caSValentina Manea
14588b48caSValentina Manea #undef PROGNAME
15588b48caSValentina Manea #define PROGNAME "libusbip"
16588b48caSValentina Manea
17588b48caSValentina Manea struct usbip_vhci_driver *vhci_driver;
18588b48caSValentina Manea struct udev *udev_context;
19588b48caSValentina Manea
20588b48caSValentina Manea static struct usbip_imported_device *
imported_device_init(struct usbip_imported_device * idev,char * busid)21588b48caSValentina Manea imported_device_init(struct usbip_imported_device *idev, char *busid)
22588b48caSValentina Manea {
23588b48caSValentina Manea struct udev_device *sudev;
24588b48caSValentina Manea
25588b48caSValentina Manea sudev = udev_device_new_from_subsystem_sysname(udev_context,
26588b48caSValentina Manea "usb", busid);
27588b48caSValentina Manea if (!sudev) {
28588b48caSValentina Manea dbg("udev_device_new_from_subsystem_sysname failed: %s", busid);
29588b48caSValentina Manea goto err;
30588b48caSValentina Manea }
31588b48caSValentina Manea read_usb_device(sudev, &idev->udev);
32588b48caSValentina Manea udev_device_unref(sudev);
33588b48caSValentina Manea
34588b48caSValentina Manea return idev;
35588b48caSValentina Manea
36588b48caSValentina Manea err:
37588b48caSValentina Manea return NULL;
38588b48caSValentina Manea }
39588b48caSValentina Manea
parse_status(const char * value)40588b48caSValentina Manea static int parse_status(const char *value)
41588b48caSValentina Manea {
42588b48caSValentina Manea int ret = 0;
43588b48caSValentina Manea char *c;
44588b48caSValentina Manea
45588b48caSValentina Manea /* skip a header line */
46588b48caSValentina Manea c = strchr(value, '\n');
47588b48caSValentina Manea if (!c)
48588b48caSValentina Manea return -1;
49588b48caSValentina Manea c++;
50588b48caSValentina Manea
51588b48caSValentina Manea while (*c != '\0') {
52588b48caSValentina Manea int port, status, speed, devid;
532f2d0088SShuah Khan int sockfd;
54588b48caSValentina Manea char lbusid[SYSFS_BUS_ID_SIZE];
55e55dea8eSYuyang Du struct usbip_imported_device *idev;
561c9de5bfSYuyang Du char hub[3];
57588b48caSValentina Manea
582f2d0088SShuah Khan ret = sscanf(c, "%2s %d %d %d %x %u %31s\n",
591c9de5bfSYuyang Du hub, &port, &status, &speed,
602f2d0088SShuah Khan &devid, &sockfd, lbusid);
61588b48caSValentina Manea
62588b48caSValentina Manea if (ret < 5) {
63588b48caSValentina Manea dbg("sscanf failed: %d", ret);
64588b48caSValentina Manea BUG();
65588b48caSValentina Manea }
66588b48caSValentina Manea
671c9de5bfSYuyang Du dbg("hub %s port %d status %d speed %d devid %x",
681c9de5bfSYuyang Du hub, port, status, speed, devid);
692f2d0088SShuah Khan dbg("sockfd %u lbusid %s", sockfd, lbusid);
70588b48caSValentina Manea
71588b48caSValentina Manea /* if a device is connected, look at it */
72e55dea8eSYuyang Du idev = &vhci_driver->idev[port];
73e55dea8eSYuyang Du memset(idev, 0, sizeof(*idev));
74588b48caSValentina Manea
751c9de5bfSYuyang Du if (strncmp("hs", hub, 2) == 0)
761c9de5bfSYuyang Du idev->hub = HUB_SPEED_HIGH;
771c9de5bfSYuyang Du else /* strncmp("ss", hub, 2) == 0 */
781c9de5bfSYuyang Du idev->hub = HUB_SPEED_SUPER;
791c9de5bfSYuyang Du
80588b48caSValentina Manea idev->port = port;
81588b48caSValentina Manea idev->status = status;
82588b48caSValentina Manea
83588b48caSValentina Manea idev->devid = devid;
84588b48caSValentina Manea
85588b48caSValentina Manea idev->busnum = (devid >> 16);
86588b48caSValentina Manea idev->devnum = (devid & 0x0000ffff);
87588b48caSValentina Manea
88588b48caSValentina Manea if (idev->status != VDEV_ST_NULL
89588b48caSValentina Manea && idev->status != VDEV_ST_NOTASSIGNED) {
90588b48caSValentina Manea idev = imported_device_init(idev, lbusid);
91588b48caSValentina Manea if (!idev) {
92588b48caSValentina Manea dbg("imported_device_init failed");
93588b48caSValentina Manea return -1;
94588b48caSValentina Manea }
95588b48caSValentina Manea }
96588b48caSValentina Manea
97588b48caSValentina Manea /* go to the next line */
98588b48caSValentina Manea c = strchr(c, '\n');
99588b48caSValentina Manea if (!c)
100588b48caSValentina Manea break;
101588b48caSValentina Manea c++;
102588b48caSValentina Manea }
103588b48caSValentina Manea
104588b48caSValentina Manea dbg("exit");
105588b48caSValentina Manea
106588b48caSValentina Manea return 0;
107588b48caSValentina Manea }
108588b48caSValentina Manea
10982a2b827SJulien BOIBESSOT #define MAX_STATUS_NAME 18
110fd92b7deSYuyang Du
refresh_imported_device_list(void)111588b48caSValentina Manea static int refresh_imported_device_list(void)
112588b48caSValentina Manea {
113588b48caSValentina Manea const char *attr_status;
114fd92b7deSYuyang Du char status[MAX_STATUS_NAME+1] = "status";
115fd92b7deSYuyang Du int i, ret;
116fd92b7deSYuyang Du
117fd92b7deSYuyang Du for (i = 0; i < vhci_driver->ncontrollers; i++) {
118fd92b7deSYuyang Du if (i > 0)
119fd92b7deSYuyang Du snprintf(status, sizeof(status), "status.%d", i);
120588b48caSValentina Manea
121588b48caSValentina Manea attr_status = udev_device_get_sysattr_value(vhci_driver->hc_device,
122fd92b7deSYuyang Du status);
123588b48caSValentina Manea if (!attr_status) {
124588b48caSValentina Manea err("udev_device_get_sysattr_value failed");
125588b48caSValentina Manea return -1;
126588b48caSValentina Manea }
127588b48caSValentina Manea
128fd92b7deSYuyang Du dbg("controller %d", i);
129fd92b7deSYuyang Du
130fd92b7deSYuyang Du ret = parse_status(attr_status);
131fd92b7deSYuyang Du if (ret != 0)
132fd92b7deSYuyang Du return ret;
133fd92b7deSYuyang Du }
134fd92b7deSYuyang Du
135fd92b7deSYuyang Du return 0;
136588b48caSValentina Manea }
137588b48caSValentina Manea
get_nports(struct udev_device * hc_device)138de19ca6fSMichael Grzeschik static int get_nports(struct udev_device *hc_device)
139588b48caSValentina Manea {
14037e47d5cSYuyang Du const char *attr_nports;
141588b48caSValentina Manea
142de19ca6fSMichael Grzeschik attr_nports = udev_device_get_sysattr_value(hc_device, "nports");
14337e47d5cSYuyang Du if (!attr_nports) {
14437e47d5cSYuyang Du err("udev_device_get_sysattr_value nports failed");
145588b48caSValentina Manea return -1;
146588b48caSValentina Manea }
147588b48caSValentina Manea
14837e47d5cSYuyang Du return (int)strtoul(attr_nports, NULL, 10);
149588b48caSValentina Manea }
150588b48caSValentina Manea
vhci_hcd_filter(const struct dirent * dirent)151aa3ecb91SYuyang Du static int vhci_hcd_filter(const struct dirent *dirent)
152aa3ecb91SYuyang Du {
153e0a2e73eSMaciej Żenczykowski return !strncmp(dirent->d_name, "vhci_hcd.", 9);
154aa3ecb91SYuyang Du }
155aa3ecb91SYuyang Du
get_ncontrollers(void)156aa3ecb91SYuyang Du static int get_ncontrollers(void)
157aa3ecb91SYuyang Du {
158aa3ecb91SYuyang Du struct dirent **namelist;
159aa3ecb91SYuyang Du struct udev_device *platform;
160aa3ecb91SYuyang Du int n;
161aa3ecb91SYuyang Du
162aa3ecb91SYuyang Du platform = udev_device_get_parent(vhci_driver->hc_device);
163aa3ecb91SYuyang Du if (platform == NULL)
164aa3ecb91SYuyang Du return -1;
165aa3ecb91SYuyang Du
166aa3ecb91SYuyang Du n = scandir(udev_device_get_syspath(platform), &namelist, vhci_hcd_filter, NULL);
167aa3ecb91SYuyang Du if (n < 0)
168aa3ecb91SYuyang Du err("scandir failed");
169aa3ecb91SYuyang Du else {
170aa3ecb91SYuyang Du for (int i = 0; i < n; i++)
171aa3ecb91SYuyang Du free(namelist[i]);
172aa3ecb91SYuyang Du free(namelist);
173aa3ecb91SYuyang Du }
174aa3ecb91SYuyang Du
175aa3ecb91SYuyang Du return n;
176aa3ecb91SYuyang Du }
177aa3ecb91SYuyang Du
178588b48caSValentina Manea /*
179588b48caSValentina Manea * Read the given port's record.
180588b48caSValentina Manea *
181588b48caSValentina Manea * To avoid buffer overflow we will read the entire line and
182588b48caSValentina Manea * validate each part's size. The initial buffer is padded by 4 to
183588b48caSValentina Manea * accommodate the 2 spaces, 1 newline and an additional character
184588b48caSValentina Manea * which is needed to properly validate the 3rd part without it being
185588b48caSValentina Manea * truncated to an acceptable length.
186588b48caSValentina Manea */
read_record(int rhport,char * host,unsigned long host_len,char * port,unsigned long port_len,char * busid)187588b48caSValentina Manea static int read_record(int rhport, char *host, unsigned long host_len,
188588b48caSValentina Manea char *port, unsigned long port_len, char *busid)
189588b48caSValentina Manea {
190588b48caSValentina Manea int part;
191588b48caSValentina Manea FILE *file;
192588b48caSValentina Manea char path[PATH_MAX+1];
193588b48caSValentina Manea char *buffer, *start, *end;
194588b48caSValentina Manea char delim[] = {' ', ' ', '\n'};
195588b48caSValentina Manea int max_len[] = {(int)host_len, (int)port_len, SYSFS_BUS_ID_SIZE};
196588b48caSValentina Manea size_t buffer_len = host_len + port_len + SYSFS_BUS_ID_SIZE + 4;
197588b48caSValentina Manea
198588b48caSValentina Manea buffer = malloc(buffer_len);
199588b48caSValentina Manea if (!buffer)
200588b48caSValentina Manea return -1;
201588b48caSValentina Manea
202588b48caSValentina Manea snprintf(path, PATH_MAX, VHCI_STATE_PATH"/port%d", rhport);
203588b48caSValentina Manea
204588b48caSValentina Manea file = fopen(path, "r");
205588b48caSValentina Manea if (!file) {
206588b48caSValentina Manea err("fopen");
207588b48caSValentina Manea free(buffer);
208588b48caSValentina Manea return -1;
209588b48caSValentina Manea }
210588b48caSValentina Manea
211588b48caSValentina Manea if (fgets(buffer, buffer_len, file) == NULL) {
212588b48caSValentina Manea err("fgets");
213588b48caSValentina Manea free(buffer);
214588b48caSValentina Manea fclose(file);
215588b48caSValentina Manea return -1;
216588b48caSValentina Manea }
217588b48caSValentina Manea fclose(file);
218588b48caSValentina Manea
219588b48caSValentina Manea /* validate the length of each of the 3 parts */
220588b48caSValentina Manea start = buffer;
221588b48caSValentina Manea for (part = 0; part < 3; part++) {
222588b48caSValentina Manea end = strchr(start, delim[part]);
223588b48caSValentina Manea if (end == NULL || (end - start) > max_len[part]) {
224588b48caSValentina Manea free(buffer);
225588b48caSValentina Manea return -1;
226588b48caSValentina Manea }
227588b48caSValentina Manea start = end + 1;
228588b48caSValentina Manea }
229588b48caSValentina Manea
230588b48caSValentina Manea if (sscanf(buffer, "%s %s %s\n", host, port, busid) != 3) {
231588b48caSValentina Manea err("sscanf");
232588b48caSValentina Manea free(buffer);
233588b48caSValentina Manea return -1;
234588b48caSValentina Manea }
235588b48caSValentina Manea
236588b48caSValentina Manea free(buffer);
237588b48caSValentina Manea
238588b48caSValentina Manea return 0;
239588b48caSValentina Manea }
240588b48caSValentina Manea
241588b48caSValentina Manea /* ---------------------------------------------------------------------- */
242588b48caSValentina Manea
usbip_vhci_driver_open(void)243588b48caSValentina Manea int usbip_vhci_driver_open(void)
244588b48caSValentina Manea {
245de19ca6fSMichael Grzeschik int nports;
246de19ca6fSMichael Grzeschik struct udev_device *hc_device;
247de19ca6fSMichael Grzeschik
248588b48caSValentina Manea udev_context = udev_new();
249588b48caSValentina Manea if (!udev_context) {
250588b48caSValentina Manea err("udev_new failed");
251588b48caSValentina Manea return -1;
252588b48caSValentina Manea }
253588b48caSValentina Manea
254588b48caSValentina Manea /* will be freed in usbip_driver_close() */
255de19ca6fSMichael Grzeschik hc_device =
256588b48caSValentina Manea udev_device_new_from_subsystem_sysname(udev_context,
257588b48caSValentina Manea USBIP_VHCI_BUS_TYPE,
258dff3565bSYuyang Du USBIP_VHCI_DEVICE_NAME);
259de19ca6fSMichael Grzeschik if (!hc_device) {
260588b48caSValentina Manea err("udev_device_new_from_subsystem_sysname failed");
261588b48caSValentina Manea goto err;
262588b48caSValentina Manea }
263588b48caSValentina Manea
264de19ca6fSMichael Grzeschik nports = get_nports(hc_device);
265de19ca6fSMichael Grzeschik if (nports <= 0) {
266c3509715SYuyang Du err("no available ports");
267c3509715SYuyang Du goto err;
268de19ca6fSMichael Grzeschik }
269de19ca6fSMichael Grzeschik dbg("available ports: %d", nports);
270de19ca6fSMichael Grzeschik
271de19ca6fSMichael Grzeschik vhci_driver = calloc(1, sizeof(struct usbip_vhci_driver) +
272de19ca6fSMichael Grzeschik nports * sizeof(struct usbip_imported_device));
273de19ca6fSMichael Grzeschik if (!vhci_driver) {
274de19ca6fSMichael Grzeschik err("vhci_driver allocation failed");
275c3509715SYuyang Du goto err;
276c3509715SYuyang Du }
277c3509715SYuyang Du
278de19ca6fSMichael Grzeschik vhci_driver->nports = nports;
279de19ca6fSMichael Grzeschik vhci_driver->hc_device = hc_device;
280aa3ecb91SYuyang Du vhci_driver->ncontrollers = get_ncontrollers();
281aa3ecb91SYuyang Du dbg("available controllers: %d", vhci_driver->ncontrollers);
282aa3ecb91SYuyang Du
283aa3ecb91SYuyang Du if (vhci_driver->ncontrollers <=0) {
284aa3ecb91SYuyang Du err("no available usb controllers");
285aa3ecb91SYuyang Du goto err;
286aa3ecb91SYuyang Du }
287aa3ecb91SYuyang Du
288588b48caSValentina Manea if (refresh_imported_device_list())
289588b48caSValentina Manea goto err;
290588b48caSValentina Manea
291588b48caSValentina Manea return 0;
292588b48caSValentina Manea
293588b48caSValentina Manea err:
294de19ca6fSMichael Grzeschik udev_device_unref(hc_device);
295588b48caSValentina Manea
296588b48caSValentina Manea if (vhci_driver)
297588b48caSValentina Manea free(vhci_driver);
298588b48caSValentina Manea
299588b48caSValentina Manea vhci_driver = NULL;
300588b48caSValentina Manea
301588b48caSValentina Manea udev_unref(udev_context);
302588b48caSValentina Manea
303588b48caSValentina Manea return -1;
304588b48caSValentina Manea }
305588b48caSValentina Manea
306588b48caSValentina Manea
usbip_vhci_driver_close(void)307588b48caSValentina Manea void usbip_vhci_driver_close(void)
308588b48caSValentina Manea {
309588b48caSValentina Manea if (!vhci_driver)
310588b48caSValentina Manea return;
311588b48caSValentina Manea
312588b48caSValentina Manea udev_device_unref(vhci_driver->hc_device);
313588b48caSValentina Manea
314588b48caSValentina Manea free(vhci_driver);
315588b48caSValentina Manea
316588b48caSValentina Manea vhci_driver = NULL;
317588b48caSValentina Manea
318588b48caSValentina Manea udev_unref(udev_context);
319588b48caSValentina Manea }
320588b48caSValentina Manea
321588b48caSValentina Manea
usbip_vhci_refresh_device_list(void)322588b48caSValentina Manea int usbip_vhci_refresh_device_list(void)
323588b48caSValentina Manea {
324588b48caSValentina Manea
325588b48caSValentina Manea if (refresh_imported_device_list())
326588b48caSValentina Manea goto err;
327588b48caSValentina Manea
328588b48caSValentina Manea return 0;
329588b48caSValentina Manea err:
330588b48caSValentina Manea dbg("failed to refresh device list");
331588b48caSValentina Manea return -1;
332588b48caSValentina Manea }
333588b48caSValentina Manea
334588b48caSValentina Manea
usbip_vhci_get_free_port(uint32_t speed)3351c9de5bfSYuyang Du int usbip_vhci_get_free_port(uint32_t speed)
336588b48caSValentina Manea {
337588b48caSValentina Manea for (int i = 0; i < vhci_driver->nports; i++) {
3381ac7c8a7SShuah Khan
3391ac7c8a7SShuah Khan switch (speed) {
3401ac7c8a7SShuah Khan case USB_SPEED_SUPER:
3411ac7c8a7SShuah Khan if (vhci_driver->idev[i].hub != HUB_SPEED_SUPER)
3421c9de5bfSYuyang Du continue;
3431ac7c8a7SShuah Khan break;
3441ac7c8a7SShuah Khan default:
3451ac7c8a7SShuah Khan if (vhci_driver->idev[i].hub != HUB_SPEED_HIGH)
3461ac7c8a7SShuah Khan continue;
3471ac7c8a7SShuah Khan break;
3481ac7c8a7SShuah Khan }
3491c9de5bfSYuyang Du
350588b48caSValentina Manea if (vhci_driver->idev[i].status == VDEV_ST_NULL)
3511c9de5bfSYuyang Du return vhci_driver->idev[i].port;
352588b48caSValentina Manea }
353588b48caSValentina Manea
354588b48caSValentina Manea return -1;
355588b48caSValentina Manea }
356588b48caSValentina Manea
usbip_vhci_attach_device2(uint8_t port,int sockfd,uint32_t devid,uint32_t speed)357588b48caSValentina Manea int usbip_vhci_attach_device2(uint8_t port, int sockfd, uint32_t devid,
358588b48caSValentina Manea uint32_t speed) {
359588b48caSValentina Manea char buff[200]; /* what size should be ? */
360588b48caSValentina Manea char attach_attr_path[SYSFS_PATH_MAX];
361588b48caSValentina Manea char attr_attach[] = "attach";
362588b48caSValentina Manea const char *path;
363588b48caSValentina Manea int ret;
364588b48caSValentina Manea
365588b48caSValentina Manea snprintf(buff, sizeof(buff), "%u %d %u %u",
366588b48caSValentina Manea port, sockfd, devid, speed);
367588b48caSValentina Manea dbg("writing: %s", buff);
368588b48caSValentina Manea
369588b48caSValentina Manea path = udev_device_get_syspath(vhci_driver->hc_device);
370588b48caSValentina Manea snprintf(attach_attr_path, sizeof(attach_attr_path), "%s/%s",
371588b48caSValentina Manea path, attr_attach);
372588b48caSValentina Manea dbg("attach attribute path: %s", attach_attr_path);
373588b48caSValentina Manea
374588b48caSValentina Manea ret = write_sysfs_attribute(attach_attr_path, buff, strlen(buff));
375588b48caSValentina Manea if (ret < 0) {
376588b48caSValentina Manea dbg("write_sysfs_attribute failed");
377588b48caSValentina Manea return -1;
378588b48caSValentina Manea }
379588b48caSValentina Manea
380588b48caSValentina Manea dbg("attached port: %d", port);
381588b48caSValentina Manea
382588b48caSValentina Manea return 0;
383588b48caSValentina Manea }
384588b48caSValentina Manea
get_devid(uint8_t busnum,uint8_t devnum)385588b48caSValentina Manea static unsigned long get_devid(uint8_t busnum, uint8_t devnum)
386588b48caSValentina Manea {
387588b48caSValentina Manea return (busnum << 16) | devnum;
388588b48caSValentina Manea }
389588b48caSValentina Manea
390588b48caSValentina Manea /* will be removed */
usbip_vhci_attach_device(uint8_t port,int sockfd,uint8_t busnum,uint8_t devnum,uint32_t speed)391588b48caSValentina Manea int usbip_vhci_attach_device(uint8_t port, int sockfd, uint8_t busnum,
392588b48caSValentina Manea uint8_t devnum, uint32_t speed)
393588b48caSValentina Manea {
394588b48caSValentina Manea int devid = get_devid(busnum, devnum);
395588b48caSValentina Manea
396588b48caSValentina Manea return usbip_vhci_attach_device2(port, sockfd, devid, speed);
397588b48caSValentina Manea }
398588b48caSValentina Manea
usbip_vhci_detach_device(uint8_t port)399588b48caSValentina Manea int usbip_vhci_detach_device(uint8_t port)
400588b48caSValentina Manea {
401588b48caSValentina Manea char detach_attr_path[SYSFS_PATH_MAX];
402588b48caSValentina Manea char attr_detach[] = "detach";
403588b48caSValentina Manea char buff[200]; /* what size should be ? */
404588b48caSValentina Manea const char *path;
405588b48caSValentina Manea int ret;
406588b48caSValentina Manea
407588b48caSValentina Manea snprintf(buff, sizeof(buff), "%u", port);
408588b48caSValentina Manea dbg("writing: %s", buff);
409588b48caSValentina Manea
410588b48caSValentina Manea path = udev_device_get_syspath(vhci_driver->hc_device);
411588b48caSValentina Manea snprintf(detach_attr_path, sizeof(detach_attr_path), "%s/%s",
412588b48caSValentina Manea path, attr_detach);
413588b48caSValentina Manea dbg("detach attribute path: %s", detach_attr_path);
414588b48caSValentina Manea
415588b48caSValentina Manea ret = write_sysfs_attribute(detach_attr_path, buff, strlen(buff));
416588b48caSValentina Manea if (ret < 0) {
417588b48caSValentina Manea dbg("write_sysfs_attribute failed");
418588b48caSValentina Manea return -1;
419588b48caSValentina Manea }
420588b48caSValentina Manea
421588b48caSValentina Manea dbg("detached port: %d", port);
422588b48caSValentina Manea
423588b48caSValentina Manea return 0;
424588b48caSValentina Manea }
425588b48caSValentina Manea
usbip_vhci_imported_device_dump(struct usbip_imported_device * idev)426588b48caSValentina Manea int usbip_vhci_imported_device_dump(struct usbip_imported_device *idev)
427588b48caSValentina Manea {
428588b48caSValentina Manea char product_name[100];
429588b48caSValentina Manea char host[NI_MAXHOST] = "unknown host";
430588b48caSValentina Manea char serv[NI_MAXSERV] = "unknown port";
431588b48caSValentina Manea char remote_busid[SYSFS_BUS_ID_SIZE];
432588b48caSValentina Manea int ret;
433588b48caSValentina Manea int read_record_error = 0;
434588b48caSValentina Manea
435588b48caSValentina Manea if (idev->status == VDEV_ST_NULL || idev->status == VDEV_ST_NOTASSIGNED)
436588b48caSValentina Manea return 0;
437588b48caSValentina Manea
438588b48caSValentina Manea ret = read_record(idev->port, host, sizeof(host), serv, sizeof(serv),
439588b48caSValentina Manea remote_busid);
440588b48caSValentina Manea if (ret) {
441588b48caSValentina Manea err("read_record");
442588b48caSValentina Manea read_record_error = 1;
443588b48caSValentina Manea }
444588b48caSValentina Manea
445588b48caSValentina Manea printf("Port %02d: <%s> at %s\n", idev->port,
446588b48caSValentina Manea usbip_status_string(idev->status),
447588b48caSValentina Manea usbip_speed_string(idev->udev.speed));
448588b48caSValentina Manea
449588b48caSValentina Manea usbip_names_get_product(product_name, sizeof(product_name),
450588b48caSValentina Manea idev->udev.idVendor, idev->udev.idProduct);
451588b48caSValentina Manea
452588b48caSValentina Manea printf(" %s\n", product_name);
453588b48caSValentina Manea
454588b48caSValentina Manea if (!read_record_error) {
455588b48caSValentina Manea printf("%10s -> usbip://%s:%s/%s\n", idev->udev.busid,
456588b48caSValentina Manea host, serv, remote_busid);
457588b48caSValentina Manea printf("%10s -> remote bus/dev %03d/%03d\n", " ",
458588b48caSValentina Manea idev->busnum, idev->devnum);
459588b48caSValentina Manea } else {
460588b48caSValentina Manea printf("%10s -> unknown host, remote port and remote busid\n",
461588b48caSValentina Manea idev->udev.busid);
462588b48caSValentina Manea printf("%10s -> remote bus/dev %03d/%03d\n", " ",
463588b48caSValentina Manea idev->busnum, idev->devnum);
464588b48caSValentina Manea }
465588b48caSValentina Manea
466588b48caSValentina Manea return 0;
467588b48caSValentina Manea }
468