- char temp[UTIL_PATH_SIZE];
- char *subsys;
- char *sysname;
- struct udev_device *dev;
- char *attr;
-
- if (string[0] != '[')
- return -1;
-
- util_strscpy(temp, sizeof(temp), string);
-
- subsys = &temp[1];
-
- sysname = strchr(subsys, '/');
- if (sysname == NULL)
- return -1;
- sysname[0] = '\0';
- sysname = &sysname[1];
-
- attr = strchr(sysname, ']');
- if (attr == NULL)
- return -1;
- attr[0] = '\0';
- attr = &attr[1];
- if (attr[0] == '/')
- attr = &attr[1];
- if (attr[0] == '\0')
- attr = NULL;
-
- if (read_value && attr == NULL)
- return -1;
-
- dev = udev_device_new_from_subsystem_sysname(udev, subsys, sysname);
- if (dev == NULL)
- return -1;
-
- if (read_value) {
- const char *val;
-
- val = udev_device_get_sysattr_value(dev, attr);
- if (val != NULL)
- util_strscpy(result, maxsize, val);
- else
- result[0] = '\0';
- info(udev, "value '[%s/%s]%s' is '%s'\n", subsys, sysname, attr, result);
- } else {
- size_t l;
- char *s;
-
- s = result;
- l = util_strpcpyl(&s, maxsize, udev_device_get_syspath(dev), NULL);
- if (attr != NULL)
- util_strpcpyl(&s, l, "/", attr, NULL);
- info(udev, "path '[%s/%s]%s' is '%s'\n", subsys, sysname, attr, result);
- }
- udev_device_unref(dev);
- return 0;
+ char temp[UTIL_PATH_SIZE];
+ char *subsys;
+ char *sysname;
+ struct udev_device *dev;
+ char *attr;
+
+ if (string[0] != '[')
+ return -1;
+
+ util_strscpy(temp, sizeof(temp), string);
+
+ subsys = &temp[1];
+
+ sysname = strchr(subsys, '/');
+ if (sysname == NULL)
+ return -1;
+ sysname[0] = '\0';
+ sysname = &sysname[1];
+
+ attr = strchr(sysname, ']');
+ if (attr == NULL)
+ return -1;
+ attr[0] = '\0';
+ attr = &attr[1];
+ if (attr[0] == '/')
+ attr = &attr[1];
+ if (attr[0] == '\0')
+ attr = NULL;
+
+ if (read_value && attr == NULL)
+ return -1;
+
+ dev = udev_device_new_from_subsystem_sysname(udev, subsys, sysname);
+ if (dev == NULL)
+ return -1;
+
+ if (read_value) {
+ const char *val;
+
+ val = udev_device_get_sysattr_value(dev, attr);
+ if (val != NULL)
+ util_strscpy(result, maxsize, val);
+ else
+ result[0] = '\0';
+ info(udev, "value '[%s/%s]%s' is '%s'\n", subsys, sysname, attr, result);
+ } else {
+ size_t l;
+ char *s;
+
+ s = result;
+ l = util_strpcpyl(&s, maxsize, udev_device_get_syspath(dev), NULL);
+ if (attr != NULL)
+ util_strpcpyl(&s, l, "/", attr, NULL);
+ info(udev, "path '[%s/%s]%s' is '%s'\n", subsys, sysname, attr, result);
+ }
+ udev_device_unref(dev);
+ return 0;