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-rw-r--r--pjlib/include/pj/list_i.h101
1 files changed, 101 insertions, 0 deletions
diff --git a/pjlib/include/pj/list_i.h b/pjlib/include/pj/list_i.h
new file mode 100644
index 00000000..5f995979
--- /dev/null
+++ b/pjlib/include/pj/list_i.h
@@ -0,0 +1,101 @@
+/* $Header: /pjproject-0.3/pjlib/include/pj/list_i.h 4 10/14/05 12:26a Bennylp $ */
+
+
+/* Internal */
+PJ_IDEF(void) pj_link_node(pj_list_type *prev, pj_list_type *next)
+{
+ ((pj_list*)prev)->next = next;
+ ((pj_list*)next)->prev = prev;
+}
+
+/*
+PJ_IDEF(void)
+pj_list_init(pj_list_type * node)
+{
+ ((pj_list*)node)->next = ((pj_list*)node)->prev = node;
+}
+
+PJ_IDEF(int) pj_list_empty(const pj_list_type * node)
+{
+ return ((pj_list*)node)->next == node;
+}
+*/
+
+PJ_IDEF(void)
+pj_list_insert_after(pj_list_type *pos, pj_list_type *node)
+{
+ ((pj_list*)node)->prev = pos;
+ ((pj_list*)node)->next = ((pj_list*)pos)->next;
+ ((pj_list*) ((pj_list*)pos)->next) ->prev = node;
+ ((pj_list*)pos)->next = node;
+}
+
+
+PJ_IDEF(void)
+pj_list_insert_before(pj_list_type *pos, pj_list_type *node)
+{
+ pj_list_insert_after(((pj_list*)pos)->prev, node);
+}
+
+
+PJ_IDEF(void)
+pj_list_insert_nodes_after(pj_list_type *pos, pj_list_type *lst)
+{
+ pj_list *lst_last = (pj_list *) ((pj_list*)lst)->prev;
+ pj_list *pos_next = (pj_list *) ((pj_list*)pos)->next;
+
+ pj_link_node(pos, lst);
+ pj_link_node(lst_last, pos_next);
+}
+
+PJ_IDEF(void)
+pj_list_insert_nodes_before(pj_list_type *pos, pj_list_type *lst)
+{
+ pj_list_insert_nodes_after(((pj_list*)pos)->prev, lst);
+}
+
+PJ_IDEF(void)
+pj_list_merge_last(pj_list_type *lst1, pj_list_type *lst2)
+{
+ pj_link_node(((pj_list*)lst1)->prev, ((pj_list*)lst2)->next);
+ pj_link_node(((pj_list*)lst2)->prev, lst1);
+ pj_list_init(lst2);
+}
+
+PJ_IDEF(void)
+pj_list_merge_first(pj_list_type *lst1, pj_list_type *lst2)
+{
+ pj_link_node(((pj_list*)lst2)->prev, ((pj_list*)lst1)->next);
+ pj_link_node(((pj_list*)lst1), ((pj_list*)lst2)->next);
+ pj_list_init(lst2);
+}
+
+PJ_IDEF(void)
+pj_list_erase(pj_list_type *node)
+{
+ pj_link_node( ((pj_list*)node)->prev, ((pj_list*)node)->next);
+}
+
+
+PJ_IDEF(pj_list_type*)
+pj_list_find_node(pj_list_type *list, pj_list_type *node)
+{
+ pj_list *p = (pj_list *) ((pj_list*)list)->next;
+ while (p != list && p != node)
+ p = (pj_list *) p->next;
+
+ return p==node ? p : NULL;
+}
+
+
+PJ_IDEF(pj_list_type*)
+pj_list_search(pj_list_type *list, void *value,
+ int (*comp)(void *value, const pj_list_type *node))
+{
+ pj_list *p = (pj_list *) ((pj_list*)list)->next;
+ while (p != list && (*comp)(value, p) != 0)
+ p = (pj_list *) p->next;
+
+ return p==list ? NULL : p;
+}
+