103 lines
1.9 KiB
C
103 lines
1.9 KiB
C
#include <socks/object.h>
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struct set {
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queue_t s_list;
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char s_name[OBJECT_NAME_MAX];
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spin_lock_t s_lock;
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};
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static object_type_t set_type = {
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.ob_name = "set",
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.ob_size = sizeof(struct set),
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};
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void init_set_objects(void)
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{
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object_type_register(&set_type);
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}
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object_t *set_create(const char *name)
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{
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object_t *set_obj = object_create(&set_type);
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if (!set_obj) {
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return NULL;
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}
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struct set *set = object_data(set_obj);
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set->s_list = QUEUE_INIT;
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set->s_lock = SPIN_LOCK_INIT;
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strncpy(set->s_name, name, sizeof set->s_name - 1);
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set->s_name[sizeof set->s_name - 1] = 0;
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return set_obj;
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}
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kern_status_t set_lock(object_t *obj, unsigned long *flags)
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{
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if (!object_is_set(obj)) {
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return KERN_INVALID_ARGUMENT;
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}
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struct set *set = object_data(obj);
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spin_lock_irqsave(&set->s_lock, flags);
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return KERN_OK;
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}
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kern_status_t set_unlock(object_t *obj, unsigned long flags)
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{
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if (!object_is_set(obj)) {
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return KERN_INVALID_ARGUMENT;
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}
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struct set *set = object_data(obj);
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spin_unlock_irqrestore(&set->s_lock, flags);
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return KERN_OK;
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}
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kern_status_t set_add_object(object_t *set_obj, object_t *obj)
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{
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if (!object_is_set(set_obj)) {
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return KERN_INVALID_ARGUMENT;
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}
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struct set *set = object_data(set_obj);
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char child_name[OBJECT_NAME_MAX];
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char obj_name[OBJECT_NAME_MAX];
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kern_status_t status = object_query_name(obj, obj_name);
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if (status != KERN_OK) {
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return status;
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}
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queue_foreach (object_t, child, &set->s_list, ob_list) {
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object_query_name(child, child_name);
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if (!strcmp(child_name, obj_name)) {
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return KERN_NAME_EXISTS;
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}
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}
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queue_push_back(&set->s_list, &obj->ob_list);
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return KERN_OK;
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}
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kern_status_t set_remove_object(object_t *set_obj, object_t *obj)
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{
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if (!object_is_set(set_obj)) {
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return KERN_INVALID_ARGUMENT;
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}
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struct set *set = object_data(set_obj);
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queue_delete(&set->s_list, &obj->ob_list);
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return KERN_OK;
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}
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bool object_is_set(object_t *obj)
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{
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return obj->ob_type == &set_type;
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}
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