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path: root/src/udev-builtin-usb_id.c
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Diffstat (limited to 'src/udev-builtin-usb_id.c')
-rw-r--r--src/udev-builtin-usb_id.c812
1 files changed, 406 insertions, 406 deletions
diff --git a/src/udev-builtin-usb_id.c b/src/udev-builtin-usb_id.c
index 21c3c03d8a..85828e32d7 100644
--- a/src/udev-builtin-usb_id.c
+++ b/src/udev-builtin-usb_id.c
@@ -33,193 +33,193 @@
static void set_usb_iftype(char *to, int if_class_num, size_t len)
{
- char *type = "generic";
-
- switch (if_class_num) {
- case 1:
- type = "audio";
- break;
- case 2: /* CDC-Control */
- break;
- case 3:
- type = "hid";
- break;
- case 5: /* Physical */
- break;
- case 6:
- type = "media";
- break;
- case 7:
- type = "printer";
- break;
- case 8:
- type = "storage";
- break;
- case 9:
- type = "hub";
- break;
- case 0x0a: /* CDC-Data */
- break;
- case 0x0b: /* Chip/Smart Card */
- break;
- case 0x0d: /* Content Security */
- break;
- case 0x0e:
- type = "video";
- break;
- case 0xdc: /* Diagnostic Device */
- break;
- case 0xe0: /* Wireless Controller */
- break;
- case 0xfe: /* Application-specific */
- break;
- case 0xff: /* Vendor-specific */
- break;
- default:
- break;
- }
- strncpy(to, type, len);
- to[len-1] = '\0';
+ char *type = "generic";
+
+ switch (if_class_num) {
+ case 1:
+ type = "audio";
+ break;
+ case 2: /* CDC-Control */
+ break;
+ case 3:
+ type = "hid";
+ break;
+ case 5: /* Physical */
+ break;
+ case 6:
+ type = "media";
+ break;
+ case 7:
+ type = "printer";
+ break;
+ case 8:
+ type = "storage";
+ break;
+ case 9:
+ type = "hub";
+ break;
+ case 0x0a: /* CDC-Data */
+ break;
+ case 0x0b: /* Chip/Smart Card */
+ break;
+ case 0x0d: /* Content Security */
+ break;
+ case 0x0e:
+ type = "video";
+ break;
+ case 0xdc: /* Diagnostic Device */
+ break;
+ case 0xe0: /* Wireless Controller */
+ break;
+ case 0xfe: /* Application-specific */
+ break;
+ case 0xff: /* Vendor-specific */
+ break;
+ default:
+ break;
+ }
+ strncpy(to, type, len);
+ to[len-1] = '\0';
}
static int set_usb_mass_storage_ifsubtype(char *to, const char *from, size_t len)
{
- int type_num = 0;
- char *eptr;
- char *type = "generic";
-
- type_num = strtoul(from, &eptr, 0);
- if (eptr != from) {
- switch (type_num) {
- case 2:
- type = "atapi";
- break;
- case 3:
- type = "tape";
- break;
- case 4: /* UFI */
- case 5: /* SFF-8070i */
- type = "floppy";
- break;
- case 1: /* RBC devices */
- type = "rbc";
- break;
- case 6: /* Transparent SPC-2 devices */
- type = "scsi";
- break;
- default:
- break;
- }
- }
- util_strscpy(to, len, type);
- return type_num;
+ int type_num = 0;
+ char *eptr;
+ char *type = "generic";
+
+ type_num = strtoul(from, &eptr, 0);
+ if (eptr != from) {
+ switch (type_num) {
+ case 2:
+ type = "atapi";
+ break;
+ case 3:
+ type = "tape";
+ break;
+ case 4: /* UFI */
+ case 5: /* SFF-8070i */
+ type = "floppy";
+ break;
+ case 1: /* RBC devices */
+ type = "rbc";
+ break;
+ case 6: /* Transparent SPC-2 devices */
+ type = "scsi";
+ break;
+ default:
+ break;
+ }
+ }
+ util_strscpy(to, len, type);
+ return type_num;
}
static void set_scsi_type(char *to, const char *from, size_t len)
{
- int type_num;
- char *eptr;
- char *type = "generic";
-
- type_num = strtoul(from, &eptr, 0);
- if (eptr != from) {
- switch (type_num) {
- case 0:
- case 0xe:
- type = "disk";
- break;
- case 1:
- type = "tape";
- break;
- case 4:
- case 7:
- case 0xf:
- type = "optical";
- break;
- case 5:
- type = "cd";
- break;
- default:
- break;
- }
- }
- util_strscpy(to, len, type);
+ int type_num;
+ char *eptr;
+ char *type = "generic";
+
+ type_num = strtoul(from, &eptr, 0);
+ if (eptr != from) {
+ switch (type_num) {
+ case 0:
+ case 0xe:
+ type = "disk";
+ break;
+ case 1:
+ type = "tape";
+ break;
+ case 4:
+ case 7:
+ case 0xf:
+ type = "optical";
+ break;
+ case 5:
+ type = "cd";
+ break;
+ default:
+ break;
+ }
+ }
+ util_strscpy(to, len, type);
}
-#define USB_DT_DEVICE 0x01
-#define USB_DT_INTERFACE 0x04
+#define USB_DT_DEVICE 0x01
+#define USB_DT_INTERFACE 0x04
static int dev_if_packed_info(struct udev_device *dev, char *ifs_str, size_t len)
{
- char *filename = NULL;
- int fd;
- ssize_t size;
- unsigned char buf[18 + 65535];
- unsigned int pos, strpos;
- struct usb_interface_descriptor {
- u_int8_t bLength;
- u_int8_t bDescriptorType;
- u_int8_t bInterfaceNumber;
- u_int8_t bAlternateSetting;
- u_int8_t bNumEndpoints;
- u_int8_t bInterfaceClass;
- u_int8_t bInterfaceSubClass;
- u_int8_t bInterfaceProtocol;
- u_int8_t iInterface;
- } __attribute__((packed));
- int err = 0;
-
- if (asprintf(&filename, "%s/descriptors", udev_device_get_syspath(dev)) < 0) {
- err = -1;
- goto out;
- }
- fd = open(filename, O_RDONLY|O_CLOEXEC);
- if (fd < 0) {
- fprintf(stderr, "error opening USB device 'descriptors' file\n");
- err = -1;
- goto out;
- }
- size = read(fd, buf, sizeof(buf));
- close(fd);
- if (size < 18 || size == sizeof(buf)) {
- err = -1;
- goto out;
- }
-
- pos = 0;
- strpos = 0;
- ifs_str[0] = '\0';
- while (pos < sizeof(buf) && strpos+7 < len-2) {
- struct usb_interface_descriptor *desc;
- char if_str[8];
-
- desc = (struct usb_interface_descriptor *) &buf[pos];
- if (desc->bLength < 3)
- break;
- pos += desc->bLength;
-
- if (desc->bDescriptorType != USB_DT_INTERFACE)
- continue;
-
- if (snprintf(if_str, 8, ":%02x%02x%02x",
- desc->bInterfaceClass,
- desc->bInterfaceSubClass,
- desc->bInterfaceProtocol) != 7)
- continue;
-
- if (strstr(ifs_str, if_str) != NULL)
- continue;
-
- memcpy(&ifs_str[strpos], if_str, 8),
- strpos += 7;
- }
- if (strpos > 0) {
- ifs_str[strpos++] = ':';
- ifs_str[strpos++] = '\0';
- }
+ char *filename = NULL;
+ int fd;
+ ssize_t size;
+ unsigned char buf[18 + 65535];
+ unsigned int pos, strpos;
+ struct usb_interface_descriptor {
+ u_int8_t bLength;
+ u_int8_t bDescriptorType;
+ u_int8_t bInterfaceNumber;
+ u_int8_t bAlternateSetting;
+ u_int8_t bNumEndpoints;
+ u_int8_t bInterfaceClass;
+ u_int8_t bInterfaceSubClass;
+ u_int8_t bInterfaceProtocol;
+ u_int8_t iInterface;
+ } __attribute__((packed));
+ int err = 0;
+
+ if (asprintf(&filename, "%s/descriptors", udev_device_get_syspath(dev)) < 0) {
+ err = -1;
+ goto out;
+ }
+ fd = open(filename, O_RDONLY|O_CLOEXEC);
+ if (fd < 0) {
+ fprintf(stderr, "error opening USB device 'descriptors' file\n");
+ err = -1;
+ goto out;
+ }
+ size = read(fd, buf, sizeof(buf));
+ close(fd);
+ if (size < 18 || size == sizeof(buf)) {
+ err = -1;
+ goto out;
+ }
+
+ pos = 0;
+ strpos = 0;
+ ifs_str[0] = '\0';
+ while (pos < sizeof(buf) && strpos+7 < len-2) {
+ struct usb_interface_descriptor *desc;
+ char if_str[8];
+
+ desc = (struct usb_interface_descriptor *) &buf[pos];
+ if (desc->bLength < 3)
+ break;
+ pos += desc->bLength;
+
+ if (desc->bDescriptorType != USB_DT_INTERFACE)
+ continue;
+
+ if (snprintf(if_str, 8, ":%02x%02x%02x",
+ desc->bInterfaceClass,
+ desc->bInterfaceSubClass,
+ desc->bInterfaceProtocol) != 7)
+ continue;
+
+ if (strstr(ifs_str, if_str) != NULL)
+ continue;
+
+ memcpy(&ifs_str[strpos], if_str, 8),
+ strpos += 7;
+ }
+ if (strpos > 0) {
+ ifs_str[strpos++] = ':';
+ ifs_str[strpos++] = '\0';
+ }
out:
- free(filename);
- return err;
+ free(filename);
+ return err;
}
/*
@@ -241,242 +241,242 @@ out:
*/
static int builtin_usb_id(struct udev_device *dev, int argc, char *argv[], bool test)
{
- char vendor_str[64];
- char vendor_str_enc[256];
- const char *vendor_id;
- char model_str[64];
- char model_str_enc[256];
- const char *product_id;
- char serial_str[UTIL_NAME_SIZE];
- char packed_if_str[UTIL_NAME_SIZE];
- char revision_str[64];
- char type_str[64];
- char instance_str[64];
- const char *ifnum = NULL;
- const char *driver = NULL;
- char serial[256];
-
- struct udev *udev = udev_device_get_udev(dev);
- struct udev_device *dev_interface = NULL;
- struct udev_device *dev_usb = NULL;
- const char *if_class, *if_subclass;
- int if_class_num;
- int protocol = 0;
- size_t l;
- char *s;
-
- vendor_str[0] = '\0';
- model_str[0] = '\0';
- serial_str[0] = '\0';
- packed_if_str[0] = '\0';
- revision_str[0] = '\0';
- type_str[0] = '\0';
- instance_str[0] = '\0';
-
- dbg(udev, "syspath %s\n", udev_device_get_syspath(dev));
-
- /* shortcut, if we are called directly for a "usb_device" type */
- if (udev_device_get_devtype(dev) != NULL && strcmp(udev_device_get_devtype(dev), "usb_device") == 0) {
- dev_if_packed_info(dev, packed_if_str, sizeof(packed_if_str));
- dev_usb = dev;
- goto fallback;
- }
-
- /* usb interface directory */
- dev_interface = udev_device_get_parent_with_subsystem_devtype(dev, "usb", "usb_interface");
- if (dev_interface == NULL) {
- info(udev, "unable to access usb_interface device of '%s'\n",
- udev_device_get_syspath(dev));
- return EXIT_FAILURE;
- }
-
- ifnum = udev_device_get_sysattr_value(dev_interface, "bInterfaceNumber");
- driver = udev_device_get_sysattr_value(dev_interface, "driver");
-
- if_class = udev_device_get_sysattr_value(dev_interface, "bInterfaceClass");
- if (!if_class) {
- info(udev, "%s: cannot get bInterfaceClass attribute\n",
- udev_device_get_sysname(dev));
- return EXIT_FAILURE;
- }
-
- if_class_num = strtoul(if_class, NULL, 16);
- if (if_class_num == 8) {
- /* mass storage */
- if_subclass = udev_device_get_sysattr_value(dev_interface, "bInterfaceSubClass");
- if (if_subclass != NULL)
- protocol = set_usb_mass_storage_ifsubtype(type_str, if_subclass, sizeof(type_str)-1);
- } else {
- set_usb_iftype(type_str, if_class_num, sizeof(type_str)-1);
- }
-
- info(udev, "%s: if_class %d protocol %d\n",
- udev_device_get_syspath(dev_interface), if_class_num, protocol);
-
- /* usb device directory */
- dev_usb = udev_device_get_parent_with_subsystem_devtype(dev_interface, "usb", "usb_device");
- if (!dev_usb) {
- info(udev, "unable to find parent 'usb' device of '%s'\n",
- udev_device_get_syspath(dev));
- return EXIT_FAILURE;
- }
-
- /* all interfaces of the device in a single string */
- dev_if_packed_info(dev_usb, packed_if_str, sizeof(packed_if_str));
-
- /* mass storage : SCSI or ATAPI */
- if ((protocol == 6 || protocol == 2)) {
- struct udev_device *dev_scsi;
- const char *scsi_model, *scsi_vendor, *scsi_type, *scsi_rev;
- int host, bus, target, lun;
-
- /* get scsi device */
- dev_scsi = udev_device_get_parent_with_subsystem_devtype(dev, "scsi", "scsi_device");
- if (dev_scsi == NULL) {
- info(udev, "unable to find parent 'scsi' device of '%s'\n",
- udev_device_get_syspath(dev));
- goto fallback;
- }
- if (sscanf(udev_device_get_sysname(dev_scsi), "%d:%d:%d:%d", &host, &bus, &target, &lun) != 4) {
- info(udev, "invalid scsi device '%s'\n", udev_device_get_sysname(dev_scsi));
- goto fallback;
- }
-
- /* Generic SPC-2 device */
- scsi_vendor = udev_device_get_sysattr_value(dev_scsi, "vendor");
- if (!scsi_vendor) {
- info(udev, "%s: cannot get SCSI vendor attribute\n",
- udev_device_get_sysname(dev_scsi));
- goto fallback;
- }
- udev_util_encode_string(scsi_vendor, vendor_str_enc, sizeof(vendor_str_enc));
- util_replace_whitespace(scsi_vendor, vendor_str, sizeof(vendor_str)-1);
- util_replace_chars(vendor_str, NULL);
-
- scsi_model = udev_device_get_sysattr_value(dev_scsi, "model");
- if (!scsi_model) {
- info(udev, "%s: cannot get SCSI model attribute\n",
- udev_device_get_sysname(dev_scsi));
- goto fallback;
- }
- udev_util_encode_string(scsi_model, model_str_enc, sizeof(model_str_enc));
- util_replace_whitespace(scsi_model, model_str, sizeof(model_str)-1);
- util_replace_chars(model_str, NULL);
-
- scsi_type = udev_device_get_sysattr_value(dev_scsi, "type");
- if (!scsi_type) {
- info(udev, "%s: cannot get SCSI type attribute\n",
- udev_device_get_sysname(dev_scsi));
- goto fallback;
- }
- set_scsi_type(type_str, scsi_type, sizeof(type_str)-1);
-
- scsi_rev = udev_device_get_sysattr_value(dev_scsi, "rev");
- if (!scsi_rev) {
- info(udev, "%s: cannot get SCSI revision attribute\n",
- udev_device_get_sysname(dev_scsi));
- goto fallback;
- }
- util_replace_whitespace(scsi_rev, revision_str, sizeof(revision_str)-1);
- util_replace_chars(revision_str, NULL);
-
- /*
- * some broken devices have the same identifiers
- * for all luns, export the target:lun number
- */
- sprintf(instance_str, "%d:%d", target, lun);
- }
+ char vendor_str[64];
+ char vendor_str_enc[256];
+ const char *vendor_id;
+ char model_str[64];
+ char model_str_enc[256];
+ const char *product_id;
+ char serial_str[UTIL_NAME_SIZE];
+ char packed_if_str[UTIL_NAME_SIZE];
+ char revision_str[64];
+ char type_str[64];
+ char instance_str[64];
+ const char *ifnum = NULL;
+ const char *driver = NULL;
+ char serial[256];
+
+ struct udev *udev = udev_device_get_udev(dev);
+ struct udev_device *dev_interface = NULL;
+ struct udev_device *dev_usb = NULL;
+ const char *if_class, *if_subclass;
+ int if_class_num;
+ int protocol = 0;
+ size_t l;
+ char *s;
+
+ vendor_str[0] = '\0';
+ model_str[0] = '\0';
+ serial_str[0] = '\0';
+ packed_if_str[0] = '\0';
+ revision_str[0] = '\0';
+ type_str[0] = '\0';
+ instance_str[0] = '\0';
+
+ dbg(udev, "syspath %s\n", udev_device_get_syspath(dev));
+
+ /* shortcut, if we are called directly for a "usb_device" type */
+ if (udev_device_get_devtype(dev) != NULL && strcmp(udev_device_get_devtype(dev), "usb_device") == 0) {
+ dev_if_packed_info(dev, packed_if_str, sizeof(packed_if_str));
+ dev_usb = dev;
+ goto fallback;
+ }
+
+ /* usb interface directory */
+ dev_interface = udev_device_get_parent_with_subsystem_devtype(dev, "usb", "usb_interface");
+ if (dev_interface == NULL) {
+ info(udev, "unable to access usb_interface device of '%s'\n",
+ udev_device_get_syspath(dev));
+ return EXIT_FAILURE;
+ }
+
+ ifnum = udev_device_get_sysattr_value(dev_interface, "bInterfaceNumber");
+ driver = udev_device_get_sysattr_value(dev_interface, "driver");
+
+ if_class = udev_device_get_sysattr_value(dev_interface, "bInterfaceClass");
+ if (!if_class) {
+ info(udev, "%s: cannot get bInterfaceClass attribute\n",
+ udev_device_get_sysname(dev));
+ return EXIT_FAILURE;
+ }
+
+ if_class_num = strtoul(if_class, NULL, 16);
+ if (if_class_num == 8) {
+ /* mass storage */
+ if_subclass = udev_device_get_sysattr_value(dev_interface, "bInterfaceSubClass");
+ if (if_subclass != NULL)
+ protocol = set_usb_mass_storage_ifsubtype(type_str, if_subclass, sizeof(type_str)-1);
+ } else {
+ set_usb_iftype(type_str, if_class_num, sizeof(type_str)-1);
+ }
+
+ info(udev, "%s: if_class %d protocol %d\n",
+ udev_device_get_syspath(dev_interface), if_class_num, protocol);
+
+ /* usb device directory */
+ dev_usb = udev_device_get_parent_with_subsystem_devtype(dev_interface, "usb", "usb_device");
+ if (!dev_usb) {
+ info(udev, "unable to find parent 'usb' device of '%s'\n",
+ udev_device_get_syspath(dev));
+ return EXIT_FAILURE;
+ }
+
+ /* all interfaces of the device in a single string */
+ dev_if_packed_info(dev_usb, packed_if_str, sizeof(packed_if_str));
+
+ /* mass storage : SCSI or ATAPI */
+ if ((protocol == 6 || protocol == 2)) {
+ struct udev_device *dev_scsi;
+ const char *scsi_model, *scsi_vendor, *scsi_type, *scsi_rev;
+ int host, bus, target, lun;
+
+ /* get scsi device */
+ dev_scsi = udev_device_get_parent_with_subsystem_devtype(dev, "scsi", "scsi_device");
+ if (dev_scsi == NULL) {
+ info(udev, "unable to find parent 'scsi' device of '%s'\n",
+ udev_device_get_syspath(dev));
+ goto fallback;
+ }
+ if (sscanf(udev_device_get_sysname(dev_scsi), "%d:%d:%d:%d", &host, &bus, &target, &lun) != 4) {
+ info(udev, "invalid scsi device '%s'\n", udev_device_get_sysname(dev_scsi));
+ goto fallback;
+ }
+
+ /* Generic SPC-2 device */
+ scsi_vendor = udev_device_get_sysattr_value(dev_scsi, "vendor");
+ if (!scsi_vendor) {
+ info(udev, "%s: cannot get SCSI vendor attribute\n",
+ udev_device_get_sysname(dev_scsi));
+ goto fallback;
+ }
+ udev_util_encode_string(scsi_vendor, vendor_str_enc, sizeof(vendor_str_enc));
+ util_replace_whitespace(scsi_vendor, vendor_str, sizeof(vendor_str)-1);
+ util_replace_chars(vendor_str, NULL);
+
+ scsi_model = udev_device_get_sysattr_value(dev_scsi, "model");
+ if (!scsi_model) {
+ info(udev, "%s: cannot get SCSI model attribute\n",
+ udev_device_get_sysname(dev_scsi));
+ goto fallback;
+ }
+ udev_util_encode_string(scsi_model, model_str_enc, sizeof(model_str_enc));
+ util_replace_whitespace(scsi_model, model_str, sizeof(model_str)-1);
+ util_replace_chars(model_str, NULL);
+
+ scsi_type = udev_device_get_sysattr_value(dev_scsi, "type");
+ if (!scsi_type) {
+ info(udev, "%s: cannot get SCSI type attribute\n",
+ udev_device_get_sysname(dev_scsi));
+ goto fallback;
+ }
+ set_scsi_type(type_str, scsi_type, sizeof(type_str)-1);
+
+ scsi_rev = udev_device_get_sysattr_value(dev_scsi, "rev");
+ if (!scsi_rev) {
+ info(udev, "%s: cannot get SCSI revision attribute\n",
+ udev_device_get_sysname(dev_scsi));
+ goto fallback;
+ }
+ util_replace_whitespace(scsi_rev, revision_str, sizeof(revision_str)-1);
+ util_replace_chars(revision_str, NULL);
+
+ /*
+ * some broken devices have the same identifiers
+ * for all luns, export the target:lun number
+ */
+ sprintf(instance_str, "%d:%d", target, lun);
+ }
fallback:
- vendor_id = udev_device_get_sysattr_value(dev_usb, "idVendor");
- product_id = udev_device_get_sysattr_value(dev_usb, "idProduct");
-
- /* fallback to USB vendor & device */
- if (vendor_str[0] == '\0') {
- const char *usb_vendor = NULL;
-
- usb_vendor = udev_device_get_sysattr_value(dev_usb, "manufacturer");
- if (!usb_vendor)
- usb_vendor = vendor_id;
- if (!usb_vendor) {
- info(udev, "No USB vendor information available\n");
- return EXIT_FAILURE;
- }
- udev_util_encode_string(usb_vendor, vendor_str_enc, sizeof(vendor_str_enc));
- util_replace_whitespace(usb_vendor, vendor_str, sizeof(vendor_str)-1);
- util_replace_chars(vendor_str, NULL);
- }
-
- if (model_str[0] == '\0') {
- const char *usb_model = NULL;
-
- usb_model = udev_device_get_sysattr_value(dev_usb, "product");
- if (!usb_model)
- usb_model = product_id;
- if (!usb_model) {
- dbg(udev, "No USB model information available\n");
- return EXIT_FAILURE;
- }
- udev_util_encode_string(usb_model, model_str_enc, sizeof(model_str_enc));
- util_replace_whitespace(usb_model, model_str, sizeof(model_str)-1);
- util_replace_chars(model_str, NULL);
- }
-
- if (revision_str[0] == '\0') {
- const char *usb_rev;
-
- usb_rev = udev_device_get_sysattr_value(dev_usb, "bcdDevice");
- if (usb_rev) {
- util_replace_whitespace(usb_rev, revision_str, sizeof(revision_str)-1);
- util_replace_chars(revision_str, NULL);
- }
- }
-
- if (serial_str[0] == '\0') {
- const char *usb_serial;
-
- usb_serial = udev_device_get_sysattr_value(dev_usb, "serial");
- if (usb_serial) {
- util_replace_whitespace(usb_serial, serial_str, sizeof(serial_str)-1);
- util_replace_chars(serial_str, NULL);
- }
- }
-
- s = serial;
- l = util_strpcpyl(&s, sizeof(serial), vendor_str, "_", model_str, NULL);
- if (serial_str[0] != '\0')
- l = util_strpcpyl(&s, l, "_", serial_str, NULL);
-
- if (instance_str[0] != '\0')
- util_strpcpyl(&s, l, "-", instance_str, NULL);
-
- udev_builtin_add_property(dev, test, "ID_VENDOR", vendor_str);
- udev_builtin_add_property(dev, test, "ID_VENDOR_ENC", vendor_str_enc);
- udev_builtin_add_property(dev, test, "ID_VENDOR_ID", vendor_id);
- udev_builtin_add_property(dev, test, "ID_MODEL", model_str);
- udev_builtin_add_property(dev, test, "ID_MODEL_ENC", model_str_enc);
- udev_builtin_add_property(dev, test, "ID_MODEL_ID", product_id);
- udev_builtin_add_property(dev, test, "ID_REVISION", revision_str);
- udev_builtin_add_property(dev, test, "ID_SERIAL", serial);
- if (serial_str[0] != '\0')
- udev_builtin_add_property(dev, test, "ID_SERIAL_SHORT", serial_str);
- if (type_str[0] != '\0')
- udev_builtin_add_property(dev, test, "ID_TYPE", type_str);
- if (instance_str[0] != '\0')
- udev_builtin_add_property(dev, test, "ID_INSTANCE", instance_str);
- udev_builtin_add_property(dev, test, "ID_BUS", "usb");
- if (packed_if_str[0] != '\0')
- udev_builtin_add_property(dev, test, "ID_USB_INTERFACES", packed_if_str);
- if (ifnum != NULL)
- udev_builtin_add_property(dev, test, "ID_USB_INTERFACE_NUM", ifnum);
- if (driver != NULL)
- udev_builtin_add_property(dev, test, "ID_USB_DRIVER", driver);
- return EXIT_SUCCESS;
+ vendor_id = udev_device_get_sysattr_value(dev_usb, "idVendor");
+ product_id = udev_device_get_sysattr_value(dev_usb, "idProduct");
+
+ /* fallback to USB vendor & device */
+ if (vendor_str[0] == '\0') {
+ const char *usb_vendor = NULL;
+
+ usb_vendor = udev_device_get_sysattr_value(dev_usb, "manufacturer");
+ if (!usb_vendor)
+ usb_vendor = vendor_id;
+ if (!usb_vendor) {
+ info(udev, "No USB vendor information available\n");
+ return EXIT_FAILURE;
+ }
+ udev_util_encode_string(usb_vendor, vendor_str_enc, sizeof(vendor_str_enc));
+ util_replace_whitespace(usb_vendor, vendor_str, sizeof(vendor_str)-1);
+ util_replace_chars(vendor_str, NULL);
+ }
+
+ if (model_str[0] == '\0') {
+ const char *usb_model = NULL;
+
+ usb_model = udev_device_get_sysattr_value(dev_usb, "product");
+ if (!usb_model)
+ usb_model = product_id;
+ if (!usb_model) {
+ dbg(udev, "No USB model information available\n");
+ return EXIT_FAILURE;
+ }
+ udev_util_encode_string(usb_model, model_str_enc, sizeof(model_str_enc));
+ util_replace_whitespace(usb_model, model_str, sizeof(model_str)-1);
+ util_replace_chars(model_str, NULL);
+ }
+
+ if (revision_str[0] == '\0') {
+ const char *usb_rev;
+
+ usb_rev = udev_device_get_sysattr_value(dev_usb, "bcdDevice");
+ if (usb_rev) {
+ util_replace_whitespace(usb_rev, revision_str, sizeof(revision_str)-1);
+ util_replace_chars(revision_str, NULL);
+ }
+ }
+
+ if (serial_str[0] == '\0') {
+ const char *usb_serial;
+
+ usb_serial = udev_device_get_sysattr_value(dev_usb, "serial");
+ if (usb_serial) {
+ util_replace_whitespace(usb_serial, serial_str, sizeof(serial_str)-1);
+ util_replace_chars(serial_str, NULL);
+ }
+ }
+
+ s = serial;
+ l = util_strpcpyl(&s, sizeof(serial), vendor_str, "_", model_str, NULL);
+ if (serial_str[0] != '\0')
+ l = util_strpcpyl(&s, l, "_", serial_str, NULL);
+
+ if (instance_str[0] != '\0')
+ util_strpcpyl(&s, l, "-", instance_str, NULL);
+
+ udev_builtin_add_property(dev, test, "ID_VENDOR", vendor_str);
+ udev_builtin_add_property(dev, test, "ID_VENDOR_ENC", vendor_str_enc);
+ udev_builtin_add_property(dev, test, "ID_VENDOR_ID", vendor_id);
+ udev_builtin_add_property(dev, test, "ID_MODEL", model_str);
+ udev_builtin_add_property(dev, test, "ID_MODEL_ENC", model_str_enc);
+ udev_builtin_add_property(dev, test, "ID_MODEL_ID", product_id);
+ udev_builtin_add_property(dev, test, "ID_REVISION", revision_str);
+ udev_builtin_add_property(dev, test, "ID_SERIAL", serial);
+ if (serial_str[0] != '\0')
+ udev_builtin_add_property(dev, test, "ID_SERIAL_SHORT", serial_str);
+ if (type_str[0] != '\0')
+ udev_builtin_add_property(dev, test, "ID_TYPE", type_str);
+ if (instance_str[0] != '\0')
+ udev_builtin_add_property(dev, test, "ID_INSTANCE", instance_str);
+ udev_builtin_add_property(dev, test, "ID_BUS", "usb");
+ if (packed_if_str[0] != '\0')
+ udev_builtin_add_property(dev, test, "ID_USB_INTERFACES", packed_if_str);
+ if (ifnum != NULL)
+ udev_builtin_add_property(dev, test, "ID_USB_INTERFACE_NUM", ifnum);
+ if (driver != NULL)
+ udev_builtin_add_property(dev, test, "ID_USB_DRIVER", driver);
+ return EXIT_SUCCESS;
}
const struct udev_builtin udev_builtin_usb_id = {
- .name = "usb_id",
- .cmd = builtin_usb_id,
- .help = "usb device properties",
- .run_once = true,
+ .name = "usb_id",
+ .cmd = builtin_usb_id,
+ .help = "usb device properties",
+ .run_once = true,
};
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-22 00:16:06 +0000