chiark / gitweb /
keymap: Add keymap quirk of WebCam key for MSI netbooks.
[elogind.git] / udev / udev-rules.c
index 0361f689d59efc6d97372cf800b97673c7812c23..b58ea8c6806704def661b932905341d68bf5f3df 100644 (file)
@@ -125,6 +125,7 @@ enum token_type {
        TK_M_DEVLINK,                   /* val */
        TK_M_NAME,                      /* val */
        TK_M_ENV,                       /* val, attr */
+       TK_M_TAG,                       /* val */
        TK_M_SUBSYSTEM,                 /* val */
        TK_M_DRIVER,                    /* val */
        TK_M_WAITFOR,                   /* val */
@@ -149,7 +150,6 @@ enum token_type {
        TK_A_STRING_ESCAPE_NONE,
        TK_A_STRING_ESCAPE_REPLACE,
        TK_A_INOTIFY_WATCH,             /* int */
-       TK_A_NUM_FAKE_PART,             /* int */
        TK_A_DEVLINK_PRIO,              /* int */
        TK_A_OWNER,                     /* val */
        TK_A_GROUP,                     /* val */
@@ -158,10 +158,10 @@ enum token_type {
        TK_A_GROUP_ID,                  /* gid_t */
        TK_A_MODE_ID,                   /* mode_t */
        TK_A_ENV,                       /* val, attr */
+       TK_A_TAG,                       /* val */
        TK_A_NAME,                      /* val */
        TK_A_DEVLINK,                   /* val */
        TK_A_EVENT_TIMEOUT,             /* int */
-       TK_A_IGNORE_REMOVE,
        TK_A_ATTR,                      /* val, attr */
        TK_A_RUN,                       /* val, bool */
        TK_A_GOTO,                      /* size_t */
@@ -196,7 +196,6 @@ struct token {
                                mode_t  mode;
                                uid_t uid;
                                gid_t gid;
-                               int num_fake_part;
                                int devlink_prio;
                                int event_timeout;
                                int watch;
@@ -256,6 +255,7 @@ static const char *token_str(enum token_type type)
                [TK_M_DEVLINK] =                "M DEVLINK",
                [TK_M_NAME] =                   "M NAME",
                [TK_M_ENV] =                    "M ENV",
+               [TK_M_TAG] =                    "M TAG",
                [TK_M_SUBSYSTEM] =              "M SUBSYSTEM",
                [TK_M_DRIVER] =                 "M DRIVER",
                [TK_M_WAITFOR] =                "M WAITFOR",
@@ -280,7 +280,6 @@ static const char *token_str(enum token_type type)
                [TK_A_STRING_ESCAPE_NONE] =     "A STRING_ESCAPE_NONE",
                [TK_A_STRING_ESCAPE_REPLACE] =  "A STRING_ESCAPE_REPLACE",
                [TK_A_INOTIFY_WATCH] =          "A INOTIFY_WATCH",
-               [TK_A_NUM_FAKE_PART] =          "A NUM_FAKE_PART",
                [TK_A_DEVLINK_PRIO] =           "A DEVLINK_PRIO",
                [TK_A_OWNER] =                  "A OWNER",
                [TK_A_GROUP] =                  "A GROUP",
@@ -289,10 +288,10 @@ static const char *token_str(enum token_type type)
                [TK_A_GROUP_ID] =               "A GROUP_ID",
                [TK_A_MODE_ID] =                "A MODE_ID",
                [TK_A_ENV] =                    "A ENV",
+               [TK_A_TAG] =                    "A ENV",
                [TK_A_NAME] =                   "A NAME",
                [TK_A_DEVLINK] =                "A DEVLINK",
                [TK_A_EVENT_TIMEOUT] =          "A EVENT_TIMEOUT",
-               [TK_A_IGNORE_REMOVE] =          "A IGNORE_REMOVE",
                [TK_A_ATTR] =                   "A ATTR",
                [TK_A_RUN] =                    "A RUN",
                [TK_A_GOTO] =                   "A GOTO",
@@ -359,9 +358,12 @@ static void dump_token(struct udev_rules *rules, struct token *token)
                dbg(rules->udev, "%s %s '%s' '%s'(%s)\n",
                    token_str(type), operation_str(op), attr, value, string_glob_str(glob));
                break;
+       case TK_M_TAG:
+       case TK_A_TAG:
+               dbg(rules->udev, "%s %s '%s'\n", token_str(type), operation_str(op), value);
+               break;
        case TK_A_STRING_ESCAPE_NONE:
        case TK_A_STRING_ESCAPE_REPLACE:
-       case TK_A_IGNORE_REMOVE:
                dbg(rules->udev, "%s\n", token_str(type));
                break;
        case TK_M_TEST:
@@ -371,9 +373,6 @@ static void dump_token(struct udev_rules *rules, struct token *token)
        case TK_A_INOTIFY_WATCH:
                dbg(rules->udev, "%s %u\n", token_str(type), token->key.watch);
                break;
-       case TK_A_NUM_FAKE_PART:
-               dbg(rules->udev, "%s %u\n", token_str(type), token->key.num_fake_part);
-               break;
        case TK_A_DEVLINK_PRIO:
                dbg(rules->udev, "%s %s %u\n", token_str(type), operation_str(op), token->key.devlink_prio);
                break;
@@ -1012,6 +1011,8 @@ static int rule_add_key(struct rule_tmp *rule_tmp, enum token_type type,
        case TK_A_MODE:
        case TK_A_NAME:
        case TK_A_GOTO:
+       case TK_M_TAG:
+       case TK_A_TAG:
                token->key.value_off = add_string(rule_tmp->rules, value);
                break;
        case TK_M_ENV:
@@ -1034,14 +1035,12 @@ static int rule_add_key(struct rule_tmp *rule_tmp, enum token_type type,
                break;
        case TK_A_STRING_ESCAPE_NONE:
        case TK_A_STRING_ESCAPE_REPLACE:
-       case TK_A_IGNORE_REMOVE:
                break;
        case TK_A_RUN:
                token->key.value_off = add_string(rule_tmp->rules, value);
                token->key.fail_on_error = *(int *)data;
                break;
        case TK_A_INOTIFY_WATCH:
-       case TK_A_NUM_FAKE_PART:
        case TK_A_DEVLINK_PRIO:
                token->key.devlink_prio = *(int *)data;
                break;
@@ -1361,6 +1360,14 @@ static int add_rule(struct udev_rules *rules, char *line,
                        continue;
                }
 
+               if (strcmp(key, "TAG") == 0) {
+                       if (op < OP_MATCH_MAX)
+                               rule_add_key(&rule_tmp, TK_M_TAG, op, value, NULL);
+                       else
+                               rule_add_key(&rule_tmp, TK_A_TAG, op, value, NULL);
+                       continue;
+               }
+
                if (strcmp(key, "PROGRAM") == 0) {
                        rule_add_key(&rule_tmp, TK_M_PROGRAM, op, value, NULL);
                        continue;
@@ -1461,25 +1468,17 @@ static int add_rule(struct udev_rules *rules, char *line,
                        if (op < OP_MATCH_MAX) {
                                rule_add_key(&rule_tmp, TK_M_NAME, op, value, NULL);
                        } else {
-                               if (value[0] == '\0')
-                                       info(rules->udev, "name empty, node creation suppressed\n");
-                               else if (strcmp(value, "%k") == 0)
-                                       err(rules->udev, "NAME=\"%%k\" is superfluous and breaks "
-                                           "kernel supplied names, please remove it from %s:%u\n", filename, lineno);
-                               rule_add_key(&rule_tmp, TK_A_NAME, op, value, NULL);
-                               attr = get_key_attribute(rules->udev, key + sizeof("NAME")-1);
-                               if (attr != NULL) {
-                                       if (strstr(attr, "all_partitions") != NULL) {
-                                               int num = DEFAULT_FAKE_PARTITIONS_COUNT;
-
-                                               dbg(rules->udev, "creation of partition nodes requested\n");
-                                               rule_add_key(&rule_tmp, TK_A_NUM_FAKE_PART, 0, NULL, &num);
-                                       }
-                                       if (strstr(attr, "ignore_remove") != NULL) {
-                                               dbg(rules->udev, "remove event should be ignored\n");
-                                               rule_add_key(&rule_tmp, TK_A_IGNORE_REMOVE, 0, NULL, NULL);
-                                       }
+                               if (strcmp(value, "%k") == 0) {
+                                       err(rules->udev, "NAME=\"%%k\" is ignored, because it breaks kernel supplied names, "
+                                           "please remove it from %s:%u\n", filename, lineno);
+                                       continue;
+                               }
+                               if (value[0] == '\0') {
+                                       info(rules->udev, "NAME=\"\" is ignored, because udev will not delete any device nodes, "
+                                            "please remove it from %s:%u\n", filename, lineno);
+                                       continue;
                                }
+                               rule_add_key(&rule_tmp, TK_A_NAME, op, value, NULL);
                        }
                        rule_tmp.rule.rule.flags = 1;
                        continue;
@@ -1550,10 +1549,6 @@ static int add_rule(struct udev_rules *rules, char *line,
                if (strcmp(key, "OPTIONS") == 0) {
                        const char *pos;
 
-                       if (strstr(value, "ignore_remove") != NULL) {
-                               dbg(rules->udev, "remove event should be ignored\n");
-                               rule_add_key(&rule_tmp, TK_A_IGNORE_REMOVE, 0, NULL, NULL);
-                       }
                        pos = strstr(value, "link_priority=");
                        if (pos != NULL) {
                                int prio = atoi(&pos[strlen("link_priority=")]);
@@ -1576,12 +1571,6 @@ static int add_rule(struct udev_rules *rules, char *line,
                                else if (strncmp(pos, "replace", strlen("replace")) == 0)
                                        rule_add_key(&rule_tmp, TK_A_STRING_ESCAPE_REPLACE, 0, NULL, NULL);
                        }
-                       if (strstr(value, "all_partitions") != NULL) {
-                               int num = DEFAULT_FAKE_PARTITIONS_COUNT;
-
-                               rule_add_key(&rule_tmp, TK_A_NUM_FAKE_PART, 0, NULL, &num);
-                               dbg(rules->udev, "creation of partition nodes requested\n");
-                       }
                        pos = strstr(value, "nowatch");
                        if (pos != NULL) {
                                const int off = 0;
@@ -2127,6 +2116,21 @@ int udev_rules_apply_to_event(struct udev_rules *rules, struct udev_event *event
                                        goto nomatch;
                                break;
                        }
+               case TK_M_TAG:
+                       {
+                               struct udev_list_entry *list_entry;
+                               bool match = false;
+
+                               udev_list_entry_foreach(list_entry, udev_device_get_tags_list_entry(event->dev)) {
+                                       if (strcmp(&rules->buf[cur->key.value_off], udev_list_entry_get_name(list_entry)) == 0) {
+                                               match = true;
+                                               break;
+                                       }
+                               }
+                               if (!match && (cur->key.op != OP_NOMATCH))
+                                       goto nomatch;
+                               break;
+                       }
                case TK_M_SUBSYSTEM:
                        if (match_key(rules, cur, udev_device_get_subsystem(event->dev)) != 0)
                                goto nomatch;
@@ -2331,13 +2335,6 @@ int udev_rules_apply_to_event(struct udev_rules *rules, struct udev_event *event
                case TK_A_STRING_ESCAPE_REPLACE:
                        esc = ESCAPE_REPLACE;
                        break;
-               case TK_A_NUM_FAKE_PART:
-                       if (strcmp(udev_device_get_subsystem(event->dev), "block") != 0)
-                               break;
-                       if (udev_device_get_sysnum(event->dev) != NULL)
-                               break;
-                       udev_device_set_num_fake_partitions(event->dev, cur->key.num_fake_part);
-                       break;
                case TK_A_INOTIFY_WATCH:
                        event->inotify_watch = cur->key.watch;
                        break;
@@ -2449,6 +2446,11 @@ int udev_rules_apply_to_event(struct udev_rules *rules, struct udev_event *event
                                }
                                break;
                        }
+               case TK_A_TAG:
+                       if (cur->key.op == OP_ASSIGN || cur->key.op == OP_ASSIGN_FINAL)
+                               udev_device_cleanup_tags_list(event->dev);
+                       udev_device_add_tag(event->dev, &rules->buf[cur->key.value_off]);
+                       break;
                case TK_A_NAME:
                        {
                                const char *name  = &rules->buf[cur->key.value_off];
@@ -2524,9 +2526,6 @@ int udev_rules_apply_to_event(struct udev_rules *rules, struct udev_event *event
                case TK_A_EVENT_TIMEOUT:
                        udev_device_set_event_timeout(event->dev, cur->key.event_timeout);
                        break;
-               case TK_A_IGNORE_REMOVE:
-                       udev_device_set_ignore_remove(event->dev, 1);
-                       break;
                case TK_A_ATTR:
                        {
                                const char *key_name = &rules->buf[cur->key.attr_off];