return import_keys_into_env(udev, result, reslen);
}
+static int import_parent_into_env(struct udevice *udev, struct sysfs_class_device *class_dev, const char *filter)
+{
+ struct sysfs_class_device *parent = sysfs_get_classdev_parent(class_dev);
+ int rc = -1;
+
+ if (parent != NULL) {
+ struct udevice udev_parent;
+ struct name_entry *name_loop;
+
+ dbg("found parent '%s', get the node name", parent->path);
+ udev_init_device(&udev_parent, NULL, NULL, NULL);
+ /* import the udev_db of the parent */
+ if (udev_db_get_device(&udev_parent, &parent->path[strlen(sysfs_path)]) == 0) {
+ dbg("import stored parent env '%s'", udev_parent.name);
+ list_for_each_entry(name_loop, &udev_parent.env_list, node) {
+ char name[NAME_SIZE];
+ char *pos;
+
+ strlcpy(name, name_loop->name, sizeof(name));
+ pos = strchr(name, '=');
+ if (pos) {
+ pos[0] = '\0';
+ pos++;
+ if (strcmp_pattern(filter, name) == 0) {
+ dbg("import key '%s'", name_loop->name);
+ name_list_add(&udev->env_list, name_loop->name, 0);
+ setenv(name, pos, 1);
+ } else
+ dbg("skip key '%s'", name_loop->name);
+ }
+ }
+ rc = 0;
+ } else
+ dbg("parent not found in database");
+ udev_cleanup_device(&udev_parent);
+ }
+
+ return rc;
+}
+
/* finds the lowest positive N such that <name>N isn't present in the udevdb
* if <name> doesn't exist, 0 is returned, N otherwise
*/
break;
}
pos = getenv(attr);
- if (pos == NULL)
+ if (pos == NULL) {
+ dbg("env '%s' not avialable", attr);
break;
+ }
dbg("substitute env '%s=%s'", attr, pos);
strlcat(string, pos, maxsize);
break;
static int match_key(const char *key_name, struct udev_rule *rule, struct key *key, const char *val)
{
int match;
+ char value[PATH_SIZE];
char *key_value;
+ char *pos;
if (key->operation == KEY_OP_UNSET)
return 0;
- key_value = rule->buf + key->val_off;
+ strlcpy(value, rule->buf + key->val_off, sizeof(value));
+ key_value = value;
- dbg("check for %s '%s' <-> '%s'", key_name, key_value, val);
- match = (strcmp_pattern(key_value, val) == 0);
- if (match && (key->operation != KEY_OP_NOMATCH)) {
- dbg("%s is matching (matching value)", key_name);
- return 0;
- }
- if (!match && (key->operation == KEY_OP_NOMATCH)) {
- dbg("%s is matching, (non matching value)", key_name);
- return 0;
+ dbg("key %s value='%s'", key_name, key_value);
+ while (key_value) {
+ pos = strchr(key_value, '|');
+ if (pos) {
+ pos[0] = '\0';
+ pos++;
+ }
+ dbg("match %s '%s' <-> '%s'", key_name, key_value, val);
+ match = (strcmp_pattern(key_value, val) == 0);
+ if (match && (key->operation != KEY_OP_NOMATCH)) {
+ dbg("%s is true (matching value)", key_name);
+ return 0;
+ }
+ if (!match && (key->operation == KEY_OP_NOMATCH)) {
+ dbg("%s is true (non-matching value)", key_name);
+ return 0;
+ }
+ key_value = pos;
}
-
- dbg("%s is not matching", key_name);
+ dbg("%s is false", key_name);
return -1;
}
const char *value = getenv(key_name);
if (!value) {
- dbg("ENV{'%s'} is not found", key_name);
- goto exit;
+ dbg("ENV{'%s'} is not set", key_name);
+ value = "";
}
if (match_key("ENV", rule, &pair->key, value))
goto exit;
match = (wait_for_sysfs(udev, key_val(rule, &rule->wait_for_sysfs), 3) == 0);
if (match && (rule->wait_for_sysfs.operation != KEY_OP_NOMATCH)) {
- dbg("WAIT_FOR_SYSFS is matching (matching value)");
+ dbg("WAIT_FOR_SYSFS is true (matching value)");
return 0;
}
if (!match && (rule->wait_for_sysfs.operation == KEY_OP_NOMATCH)) {
- dbg("WAIT_FOR_SYSFS is matching, (non matching value)");
+ dbg("WAIT_FOR_SYSFS is true, (non matching value)");
return 0;
}
- dbg("WAIT_FOR_SYSFS is not matching");
+ dbg("WAIT_FOR_SYSFS is false");
return -1;
}
strlcpy(import, key_val(rule, &rule->import), sizeof(import));
apply_format(udev, import, sizeof(import), class_dev, sysfs_device);
dbg("check for IMPORT import='%s'", import);
- if (rule->import_exec) {
+ if (rule->import_type == IMPORT_PROGRAM) {
dbg("run executable file import='%s'", import);
rc = import_program_into_env(udev, import);
- } else {
+ } else if (rule->import_type == IMPORT_FILE) {
dbg("import file import='%s'", import);
rc = import_file_into_env(udev, import);
+ } else if (rule->import_type == IMPORT_PARENT && class_dev) {
+ dbg("import parent import='%s'", import);
+ rc = import_parent_into_env(udev, class_dev, import);
}
if (rc) {
dbg("IMPORT failed");
apply_format(udev, program, sizeof(program), class_dev, sysfs_device);
dbg("check for PROGRAM program='%s", program);
if (execute_program(program, udev->subsystem, result, sizeof(result), NULL) != 0) {
- dbg("PROGRAM is not matching");
+ dbg("PROGRAM is false");
if (rule->program.operation != KEY_OP_NOMATCH)
goto exit;
} else {
if (rule->group.operation == KEY_OP_ASSIGN_FINAL)
udev->group_final = 1;
strlcpy(udev->group, key_val(rule, &rule->group), sizeof(udev->group));
- apply_format(udev, key_val(rule, &rule->group), sizeof(udev->group), class_dev, sysfs_device);
+ apply_format(udev, udev->group, sizeof(udev->group), class_dev, sysfs_device);
dbg("applied group='%s' to '%s'", udev->group, udev->kernel_name);
}
dbg("last rule to be applied");
break;
}
+
+ if (rule->goto_label.operation != KEY_OP_UNSET) {
+ dbg("moving forward to label '%s'", key_val(rule, &rule->goto_label));
+ udev_rules_iter_label(rules, key_val(rule, &rule->goto_label));
+ }
}
}
return 0;
}
-int udev_rules_get_run(struct udev_rules *rules, struct udevice *udev, struct sysfs_device *sysfs_device)
+int udev_rules_get_run(struct udev_rules *rules, struct udevice *udev,
+ struct sysfs_class_device *class_dev, struct sysfs_device *sysfs_dev)
{
struct udev_rule *rule;
+ if (class_dev && !sysfs_dev)
+ sysfs_dev = sysfs_get_classdev_device(class_dev);
+ if (sysfs_dev) {
+ dbg("found devices device: path='%s', bus_id='%s', bus='%s'",
+ sysfs_dev->path, sysfs_dev->bus_id, sysfs_dev->bus);
+ strlcpy(udev->bus_id, sysfs_dev->bus_id, sizeof(udev->bus_id));
+ }
+
+ dbg("udev->kernel_name='%s'", udev->kernel_name);
+
/* look for a matching rule to apply */
udev_rules_iter_init(rules);
while (1) {
continue;
}
- if (match_rule(udev, rule, NULL, sysfs_device) == 0) {
+ if (match_rule(udev, rule, class_dev, sysfs_dev) == 0) {
if (rule->ignore_device) {
info("rule applied, '%s' is ignored", udev->kernel_name);
udev->ignore_device = 1;
}
}
strlcpy(program, key_val(rule, &rule->run), sizeof(program));
- apply_format(udev, program, sizeof(program), NULL, sysfs_device);
+ apply_format(udev, program, sizeof(program), class_dev, sysfs_dev);
dbg("add run '%s'", program);
name_list_add(&udev->run_list, program, 0);
if (rule->run.operation == KEY_OP_ASSIGN_FINAL)
dbg("last rule to be applied");
break;
}
+
+ if (rule->goto_label.operation != KEY_OP_UNSET) {
+ dbg("moving forward to label '%s'", key_val(rule, &rule->goto_label));
+ udev_rules_iter_label(rules, key_val(rule, &rule->goto_label));
+ }
}
}