fca/oce/oce_utils.c

97 oce_list_create(OCE_LIST_T  *list_hdr, void *arg)
99 	list_hdr->head.next = list_hdr->head.prev = &list_hdr->head;
100 	mutex_init(&list_hdr->list_lock, NULL, MUTEX_DRIVER, arg);
101 	list_hdr->nitems = 0;
105 oce_list_destroy(OCE_LIST_T *list_hdr)
107 	ASSERT(list_hdr->nitems == 0);
108 	list_hdr->head.next = list_hdr->head.prev = NULL;
109 	mutex_destroy(&list_hdr->list_lock);
114 oce_list_insert_tail(OCE_LIST_T *list_hdr, OCE_LIST_NODE_T *list_node)
116 	OCE_LIST_NODE_T *head = &list_hdr->head;
118 	ASSERT(list_hdr != NULL);
121 	mutex_enter(&list_hdr->list_lock);
123 	list_hdr->nitems++;
124 	mutex_exit(&list_hdr->list_lock);
128 oce_list_insert_head(OCE_LIST_T *list_hdr, OCE_LIST_NODE_T *list_node)
130 	OCE_LIST_NODE_T *head = &list_hdr->head;
132 	ASSERT(list_hdr != NULL);
135 	mutex_enter(&list_hdr->list_lock);
137 	list_hdr->nitems++;
138 	mutex_exit(&list_hdr->list_lock);
142 oce_list_remove_tail(OCE_LIST_T *list_hdr)
146 	if (list_hdr == NULL) {
150 	mutex_enter(&list_hdr->list_lock);
152 	if (list_hdr->nitems <= 0) {
153 		mutex_exit(&list_hdr->list_lock);
157 	list_node = list_hdr->head.prev;
159 	list_hdr->nitems--;
160 	mutex_exit(&list_hdr->list_lock);
165 oce_list_remove_head(OCE_LIST_T  *list_hdr)
169 	if (list_hdr == NULL) {
173 	mutex_enter(&list_hdr->list_lock);
175 	if (list_hdr->nitems <= 0) {
176 		mutex_exit(&list_hdr->list_lock);
180 	list_node = list_hdr->head.next;
184 		list_hdr->nitems--;
187 	mutex_exit(&list_hdr->list_lock);
192 oce_list_is_empty(OCE_LIST_T *list_hdr)
194 	if (list_hdr == NULL)
197 		return (list_hdr->nitems <= 0);
201 oce_list_items_avail(OCE_LIST_T *list_hdr)
203 	if (list_hdr == NULL)
206 		return (list_hdr->nitems);
210 oce_list_remove_node(OCE_LIST_T  *list_hdr, OCE_LIST_NODE_T *list_node)
212 	mutex_enter(&list_hdr->list_lock);
214 	mutex_exit(&list_hdr->list_lock);