const char *sysname;
char *devnode;
char *subsystem;
- struct list_node devlink_list;
- struct list_node properties_list;
+ struct udev_list_node devlink_list;
+ struct udev_list_node properties_list;
char *action;
int event_timeout;
char *driver;
int num_fake_partitions;
int devlink_priority;
int ignore_remove;
- struct list_node attr_list;
+ struct udev_list_node attr_list;
int info_loaded;
};
-static size_t syspath_to_db_path(struct udev_device *udev_device, char *filename, size_t len)
+static size_t devpath_to_db_path(struct udev *udev, const char *devpath, char *filename, size_t len)
{
size_t start;
/* translate to location of db file */
- util_strlcpy(filename, udev_get_dev_path(udev_device->udev), len);
+ util_strlcpy(filename, udev_get_dev_path(udev), len);
start = util_strlcat(filename, "/.udev/db/", len);
- util_strlcat(filename, udev_device->devpath, len);
+ util_strlcat(filename, devpath, len);
return util_path_encode(&filename[start], len - start);
}
char line[UTIL_LINE_SIZE];
FILE *f;
- syspath_to_db_path(udev_device, filename, sizeof(filename));
+ devpath_to_db_path(udev_device->udev, udev_device->devpath, filename, sizeof(filename));
if (lstat(filename, &stats) != 0) {
info(udev_device->udev, "no db file to read %s: %m\n", filename);
if ((stats.st_mode & S_IFMT) == S_IFLNK) {
char target[UTIL_PATH_SIZE];
int target_len;
+ char *next;
target_len = readlink(filename, target, sizeof(target));
if (target_len > 0)
info(udev_device->udev, "error reading db link %s: %m\n", filename);
return -1;
}
+
+ next = strchr(target, ' ');
+ if (next != NULL) {
+ next[0] = '\0';
+ next = &next[1];
+ }
if (asprintf(&udev_device->devnode, "%s/%s", udev_get_dev_path(udev_device->udev), target) < 0)
return -ENOMEM;
+ while (next != NULL) {
+ char linkname[UTIL_PATH_SIZE];
+ const char *lnk;
+
+ lnk = next;
+ next = strchr(next, ' ');
+ if (next != NULL) {
+ next[0] = '\0';
+ next = &next[1];
+ }
+ util_strlcpy(linkname, udev_get_dev_path(udev_device->udev), sizeof(linkname));
+ util_strlcat(linkname, "/", sizeof(linkname));
+ util_strlcat(linkname, lnk, sizeof(linkname));
+ udev_device_add_devlink(udev_device, linkname);
+ }
info(udev_device->udev, "device %p filled with db symlink data '%s'\n", udev_device, udev_device->devnode);
return 0;
}
util_strlcpy(filename, udev_get_dev_path(udev_device->udev), sizeof(filename));
util_strlcat(filename, "/", sizeof(filename));
util_strlcat(filename, val, sizeof(filename));
- device_add_devlink(udev_device, filename);
+ udev_device_add_devlink(udev_device, filename);
break;
case 'L':
- device_set_devlink_priority(udev_device, atoi(val));
+ udev_device_set_devlink_priority(udev_device, atoi(val));
break;
case 'T':
- device_set_event_timeout(udev_device, atoi(val));
+ udev_device_set_event_timeout(udev_device, atoi(val));
break;
case 'A':
- device_set_num_fake_partitions(udev_device, atoi(val));
+ udev_device_set_num_fake_partitions(udev_device, atoi(val));
break;
case 'R':
- device_set_ignore_remove(udev_device, atoi(val));
+ udev_device_set_ignore_remove(udev_device, atoi(val));
break;
case 'E':
- device_add_property_from_string(udev_device, val);
+ udev_device_add_property_from_string(udev_device, val);
break;
}
}
else if (strncmp(line, "MINOR=", 6) == 0)
min = strtoull(&line[6], NULL, 10);
- device_add_property_from_string(udev_device, line);
+ udev_device_add_property_from_string(udev_device, line);
}
udev_device->devnum = makedev(maj, min);
device->info_loaded = 1;
}
-void device_set_info_loaded(struct udev_device *device)
+void udev_device_set_info_loaded(struct udev_device *device)
{
device->info_loaded = 1;
}
memset(udev_device, 0x00, sizeof(struct udev_device));
udev_device->refcount = 1;
udev_device->udev = udev;
- list_init(&udev_device->devlink_list);
- list_init(&udev_device->properties_list);
- list_init(&udev_device->attr_list);
+ udev_list_init(&udev_device->devlink_list);
+ udev_list_init(&udev_device->properties_list);
+ udev_list_init(&udev_device->attr_list);
info(udev_device->udev, "udev_device: %p created\n", udev_device);
return udev_device;
}
if (udev_device == NULL)
return NULL;
- device_set_syspath(udev_device, path);
+ udev_device_set_syspath(udev_device, path);
info(udev, "device %p has devpath '%s'\n", udev_device, udev_device_get_devpath(udev_device));
return udev_device;
return device;
}
+struct udev_device *udev_device_new_from_subsystem_sysname(struct udev *udev, const char *subsystem, const char *sysname)
+{
+ size_t sys_path_len;
+ char path_full[UTIL_PATH_SIZE];
+ char *path;
+ struct stat statbuf;
+
+ sys_path_len = util_strlcpy(path_full, udev_get_sys_path(udev), sizeof(path_full));
+ path = &path_full[sys_path_len];
+
+ if (strcmp(subsystem, "subsystem") == 0) {
+ util_strlcpy(path, "/subsystem/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
+ if (stat(path_full, &statbuf) == 0)
+ goto found;
+
+ util_strlcpy(path, "/bus/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
+ if (stat(path_full, &statbuf) == 0)
+ goto found;
+
+ util_strlcpy(path, "/class/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
+ if (stat(path_full, &statbuf) == 0)
+ goto found;
+ goto out;
+ }
+
+ if (strcmp(subsystem, "module") == 0) {
+ util_strlcpy(path, "/module/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
+ if (stat(path_full, &statbuf) == 0)
+ goto found;
+ goto out;
+ }
+
+ if (strcmp(subsystem, "drivers") == 0) {
+ char subsys[UTIL_NAME_SIZE];
+ char *driver;
+
+ util_strlcpy(subsys, sysname, sizeof(subsys));
+ driver = strchr(subsys, ':');
+ if (driver != NULL) {
+ driver[0] = '\0';
+ driver = &driver[1];
+ util_strlcpy(path, "/subsystem/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, subsys, sizeof(path_full) - sys_path_len);
+ util_strlcat(path, "/drivers/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, driver, sizeof(path_full) - sys_path_len);
+ if (stat(path_full, &statbuf) == 0)
+ goto found;
+
+ util_strlcpy(path, "/bus/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, subsys, sizeof(path_full) - sys_path_len);
+ util_strlcat(path, "/drivers/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, driver, sizeof(path_full) - sys_path_len);
+ if (stat(path_full, &statbuf) == 0)
+ goto found;
+ }
+ goto out;
+ }
+
+ util_strlcpy(path, "/subsystem/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, subsystem, sizeof(path_full) - sys_path_len);
+ util_strlcat(path, "/devices/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
+ if (stat(path_full, &statbuf) == 0)
+ goto found;
+
+ util_strlcpy(path, "/bus/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, subsystem, sizeof(path_full) - sys_path_len);
+ util_strlcat(path, "/devices/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
+ if (stat(path_full, &statbuf) == 0)
+ goto found;
+
+ util_strlcpy(path, "/class/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, subsystem, sizeof(path_full) - sys_path_len);
+ util_strlcat(path, "/", sizeof(path_full) - sys_path_len);
+ util_strlcat(path, sysname, sizeof(path_full) - sys_path_len);
+ if (stat(path_full, &statbuf) == 0)
+ goto found;
+out:
+ return NULL;
+found:
+ return udev_device_new_from_syspath(udev, path_full);
+}
+
static struct udev_device *device_new_from_parent(struct udev_device *udev_device)
{
struct udev_device *udev_device_parent = NULL;
return udev_device->parent_device;
}
+struct udev_device *udev_device_get_parent_with_subsystem(struct udev_device *udev_device, const char *subsystem)
+{
+ struct udev_device *parent;
+
+ parent = udev_device_get_parent(udev_device);
+ while (parent != NULL) {
+ const char *parent_subsystem;
+
+ parent_subsystem = udev_device_get_subsystem(parent);
+ if (parent_subsystem != NULL && strcmp(parent_subsystem, subsystem) == 0)
+ break;
+ parent = udev_device_get_parent(parent);
+ }
+ return parent;
+}
+
/**
* udev_device_get_udev:
* @udev_device: udev device
free(udev_device->syspath);
free(udev_device->devnode);
free(udev_device->subsystem);
- list_cleanup(udev_device->udev, &udev_device->devlink_list);
- list_cleanup(udev_device->udev, &udev_device->properties_list);
+ udev_list_cleanup(udev_device->udev, &udev_device->devlink_list);
+ udev_list_cleanup(udev_device->udev, &udev_device->properties_list);
free(udev_device->action);
free(udev_device->driver);
free(udev_device->devpath_old);
free(udev_device->physdevpath);
- list_cleanup(udev_device->udev, &udev_device->attr_list);
+ udev_list_cleanup(udev_device->udev, &udev_device->attr_list);
info(udev_device->udev, "udev_device: %p released\n", udev_device);
free(udev_device);
}
return NULL;
if (!udev_device->info_loaded)
device_load_info(udev_device);
- return list_get_entry(&udev_device->devlink_list);
+ return udev_list_get_entry(&udev_device->devlink_list);
}
/**
return NULL;
if (!udev_device->info_loaded)
device_load_info(udev_device);
- return list_get_entry(&udev_device->properties_list);
+ return udev_list_get_entry(&udev_device->properties_list);
}
const char *udev_device_get_driver(struct udev_device *udev_device)
const char *val = NULL;
/* look for possibly already cached result */
- udev_list_entry_foreach(list_entry, list_get_entry(&udev_device->attr_list)) {
+ udev_list_entry_foreach(list_entry, udev_list_get_entry(&udev_device->attr_list)) {
if (strcmp(udev_list_entry_get_name(list_entry), attr) == 0) {
info(udev_device->udev, "got '%s' (%s) from cache\n", attr, udev_list_entry_get_value(list_entry));
return udev_list_entry_get_value(list_entry);
if (pos != NULL) {
pos = &pos[1];
info(udev_device->udev, "cache '%s' with link value '%s'\n", attr, pos);
- list_entry = list_entry_add(udev_device->udev, &udev_device->attr_list, attr, pos, 0, 0);
+ list_entry = udev_list_entry_add(udev_device->udev, &udev_device->attr_list, attr, pos, 0, 0);
val = udev_list_entry_get_value(list_entry);
}
}
value[size] = '\0';
util_remove_trailing_chars(value, '\n');
info(udev_device->udev, "'%s' has attribute value '%s'\n", path, value);
- list_entry = list_entry_add(udev_device->udev, &udev_device->attr_list, attr, value, 0, 0);
+ list_entry = udev_list_entry_add(udev_device->udev, &udev_device->attr_list, attr, value, 0, 0);
val = udev_list_entry_get_value(list_entry);
out:
return val;
}
-int device_set_syspath(struct udev_device *udev_device, const char *syspath)
+int udev_device_set_syspath(struct udev_device *udev_device, const char *syspath)
{
const char *pos;
+ free(udev_device->syspath);
udev_device->syspath = strdup(syspath);
if (udev_device->syspath == NULL)
return -ENOMEM;
udev_device->devpath = &udev_device->syspath[strlen(udev_get_sys_path(udev_device->udev))];
+ udev_device_add_property(udev_device, "DEVPATH", udev_device->devpath);
pos = strrchr(udev_device->syspath, '/');
if (pos == NULL)
return -EINVAL;
return 0;
}
-int device_set_subsystem(struct udev_device *udev_device, const char *subsystem)
+int udev_device_set_subsystem(struct udev_device *udev_device, const char *subsystem)
{
udev_device->subsystem = strdup(subsystem);
if (udev_device->subsystem == NULL)
- return -1;
+ return -ENOMEM;
+ udev_device_add_property(udev_device, "SUBSYSTEM", udev_device->subsystem);
return 0;
}
-int device_set_devnode(struct udev_device *udev_device, const char *devnode)
+int udev_device_set_devnode(struct udev_device *udev_device, const char *devnode)
{
udev_device->devnode = strdup(devnode);
if (udev_device->devnode == NULL)
return -ENOMEM;
+ udev_device_add_property(udev_device, "DEVNODE", udev_device->devnode);
return 0;
}
-int device_add_devlink(struct udev_device *udev_device, const char *devlink)
+int udev_device_add_devlink(struct udev_device *udev_device, const char *devlink)
{
- if (list_entry_add(udev_device->udev, &udev_device->devlink_list, devlink, NULL, 1, 0) == NULL)
+ char symlinks[UTIL_PATH_SIZE];
+ struct udev_list_entry *list_entry;
+
+ if (udev_list_entry_add(udev_device->udev, &udev_device->devlink_list, devlink, NULL, 1, 0) == NULL)
return -ENOMEM;
+
+ list_entry = udev_device_get_devlinks_list_entry(udev_device);
+ util_strlcpy(symlinks, udev_list_entry_get_name(list_entry), sizeof(symlinks));
+ udev_list_entry_foreach(list_entry, udev_list_entry_get_next(list_entry)) {
+ util_strlcat(symlinks, " ", sizeof(symlinks));
+ util_strlcat(symlinks, udev_list_entry_get_name(list_entry), sizeof(symlinks));
+ }
+ udev_device_add_property(udev_device, "DEVLINKS", symlinks);
+
return 0;
}
-int device_add_property(struct udev_device *udev_device, const char *key, const char *value)
+int udev_device_add_property(struct udev_device *udev_device, const char *key, const char *value)
{
- if (list_entry_add(udev_device->udev, &udev_device->properties_list, key, value, 1, 0) == NULL)
+ if (udev_list_entry_add(udev_device->udev, &udev_device->properties_list, key, value, 1, 0) == NULL)
return -ENOMEM;
return 0;
}
-int device_add_property_from_string(struct udev_device *udev_device, const char *property)
+int udev_device_add_property_from_string(struct udev_device *udev_device, const char *property)
{
char name[UTIL_PATH_SIZE];
char *val;
val = &val[1];
if (val[0] == '\0')
val = NULL;
- device_add_property(udev_device, name, val);
+ udev_device_add_property(udev_device, name, val);
return 0;
}
-int device_set_action(struct udev_device *udev_device, const char *action)
+int udev_device_set_action(struct udev_device *udev_device, const char *action)
{
+ udev_device_add_property(udev_device, "ACTION", action);
udev_device->action = strdup(action);
if (udev_device->action == NULL)
return -ENOMEM;
return 0;
}
-int device_set_driver(struct udev_device *udev_device, const char *driver)
+int udev_device_set_driver(struct udev_device *udev_device, const char *driver)
{
udev_device->driver = strdup(driver);
if (udev_device->driver == NULL)
return 0;
}
-const char *device_get_devpath_old(struct udev_device *udev_device)
+const char *udev_device_get_devpath_old(struct udev_device *udev_device)
{
return udev_device->devpath_old;
}
-int device_set_devpath_old(struct udev_device *udev_device, const char *devpath_old)
+int udev_device_set_devpath_old(struct udev_device *udev_device, const char *devpath_old)
{
udev_device->devpath_old = strdup(devpath_old);
if (udev_device->devpath_old == NULL)
return 0;
}
-const char *device_get_physdevpath(struct udev_device *udev_device)
+const char *udev_device_get_physdevpath(struct udev_device *udev_device)
{
return udev_device->physdevpath;
}
-int device_set_physdevpath(struct udev_device *udev_device, const char *physdevpath)
+int udev_device_set_physdevpath(struct udev_device *udev_device, const char *physdevpath)
{
udev_device->physdevpath = strdup(physdevpath);
if (udev_device->physdevpath == NULL)
return 0;
}
-int device_get_timeout(struct udev_device *udev_device)
+int udev_device_get_timeout(struct udev_device *udev_device)
{
return udev_device->timeout;
}
-int device_set_timeout(struct udev_device *udev_device, int timeout)
+int udev_device_set_timeout(struct udev_device *udev_device, int timeout)
{
udev_device->timeout = timeout;
return 0;
}
-int device_get_event_timeout(struct udev_device *udev_device)
+int udev_device_get_event_timeout(struct udev_device *udev_device)
{
if (!udev_device->info_loaded)
device_load_info(udev_device);
return udev_device->event_timeout;
}
-int device_set_event_timeout(struct udev_device *udev_device, int event_timeout)
+int udev_device_set_event_timeout(struct udev_device *udev_device, int event_timeout)
{
udev_device->event_timeout = event_timeout;
return 0;
}
-int device_set_seqnum(struct udev_device *udev_device, unsigned long long int seqnum)
+int udev_device_set_seqnum(struct udev_device *udev_device, unsigned long long int seqnum)
{
udev_device->seqnum = seqnum;
return 0;
}
-int device_set_devnum(struct udev_device *udev_device, dev_t devnum)
+int udev_device_set_devnum(struct udev_device *udev_device, dev_t devnum)
{
udev_device->devnum = devnum;
return 0;
}
-int device_get_num_fake_partitions(struct udev_device *udev_device)
+int udev_device_get_num_fake_partitions(struct udev_device *udev_device)
{
if (!udev_device->info_loaded)
device_load_info(udev_device);
return udev_device->num_fake_partitions;
}
-int device_set_num_fake_partitions(struct udev_device *udev_device, int num)
+int udev_device_set_num_fake_partitions(struct udev_device *udev_device, int num)
{
udev_device->num_fake_partitions = num;
return 0;
}
-int device_get_devlink_priority(struct udev_device *udev_device)
+int udev_device_get_devlink_priority(struct udev_device *udev_device)
{
if (!udev_device->info_loaded)
device_load_info(udev_device);
return udev_device->devlink_priority;
}
-int device_set_devlink_priority(struct udev_device *udev_device, int prio)
+int udev_device_set_devlink_priority(struct udev_device *udev_device, int prio)
{
udev_device->devlink_priority = prio;
return 0;
}
-int device_get_ignore_remove(struct udev_device *udev_device)
+int udev_device_get_ignore_remove(struct udev_device *udev_device)
{
if (!udev_device->info_loaded)
device_load_info(udev_device);
return udev_device->ignore_remove;
}
-int device_set_ignore_remove(struct udev_device *udev_device, int ignore)
+int udev_device_set_ignore_remove(struct udev_device *udev_device, int ignore)
{
udev_device->ignore_remove = ignore;
return 0;
}
-