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src/ltk/templates.c

@@ -0,0 +1,92 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include "templates.h"
+
+
+LtkList ltk_list_new()
+{
+  LtkList list = malloc(sizeof(struct _template_list));
+  list->size = 0;
+  list->start = NULL;
+  list->end = NULL;
+  return list;
+}
+
+void ltk_list_nodepush(LtkList list,LtkListNode node)
+{
+  if(list == NULL) return;
+  node->next = list->start;
+  list->start = node;
+  if(list->end == NULL) list->end = node;
+  list->size++;
+}
+
+LtkListNode ltk_list_get_start(LtkList list)
+{
+  if (list==NULL || list->start==NULL) return NULL;
+  return list->start;
+}
+
+LtkListNode ltk_list_get_end(LtkList list)
+{
+  if (list==NULL || list->end==NULL) return NULL;
+  return list->end;
+}
+
+void ltk_list_remove(LtkList list,LtkListNode node)
+{
+  if (list == NULL || list->start==NULL) return;
+  struct _template_list_node *node_tofree,*prev;
+  node_tofree=list->start;
+  while (node_tofree != node) {
+    if(node_tofree->next == NULL) return;
+    prev = node_tofree;
+    node_tofree = node_tofree->next;
+  }
+  if(node_tofree == list->start) list->start = node_tofree->next;
+  else prev->next = node_tofree->next;
+  free(node_tofree);
+}
+
+void ltk_list_pop_start(LtkList list)
+{
+  if (list==NULL || list->start==NULL) return;
+  struct _template_list_node *nodetofree;
+  nodetofree=list->start;
+  list->start = list->start->next;
+  free(nodetofree);
+}
+
+void ltk_list_pop_end(LtkList list)
+{
+  if (list==NULL || list->end==NULL) return;
+  struct _template_list_node *iter;
+  iter=list->start;
+  if(iter==list->end) {
+    free(iter);
+    list->start = list->end = NULL;
+  }
+  else { 
+    while(iter->next!=list->end) iter=iter->next;
+    free(iter->next);
+    iter->next = NULL;
+    list->end = iter;
+  }
+  list->size--;
+}
+
+int ltk_list_get_size(LtkList list)
+{
+  if(list==NULL) return 0;
+  return list->size;
+}
+
+
+LtkListIterator ltk_list_iterator_new(LtkList list)
+{
+  if(list==NULL || list->start == NULL) return NULL;
+  return (LtkListIterator)list->start;
+}
+
+