Initial commit - copy project files

1 files changed, 65 insertions, 0 deletions

diff --git a/l4bds/l4bds.h b/l4bds/l4bds.h
new file mode 100644
index 0000000..31cd747
--- /dev/null
+++ b/l4bds/l4bds.h
@@ -0,0 +1,65 @@
+#ifndef L4LIB_BASIC_DATA_STRUCTURE
+#define L4LIB_BASIC_DATA_STRUCTURE
+
+/*********** list ***********/
+
+struct l4lib_list_node{ /* list 中每一個項目用的資料結構，會有很多個 */
+	struct l4lib_list_node* node_prev;
+	struct l4lib_list_node* node_next;
+	void* node_data;
+};
+
+typedef struct l4lib_list{ /* 管理 list 用的，每個 list 只有一個 */
+	struct l4lib_list_node* list_first;
+	struct l4lib_list_node* list_last;
+	struct l4lib_list_node* list_current;
+	int list_prevcount;
+	int list_nextcount;
+	int list_len;
+} L4LL;
+
+/* 這兩個常數僅供 l4ll_remove 使用 */
+#define L4LL_PREV 1 /* 刪除後移至上一項 */
+#define L4LL_NEXT 2 /* 刪除後移至下一項 */
+
+/* 這兩個常數僅供 l4ll_goto 使用 */
+#define L4LL_FRONT 3
+#define L4LL_BACK 4
+
+L4LL* l4ll_create(void);
+void l4ll_free(L4LL*);
+void* l4ll_getcur(L4LL*);
+void* l4ll_getback(L4LL*);
+void* l4ll_getfront(L4LL*);
+int l4ll_pushback(L4LL*, void*);
+int l4ll_pushfront(L4LL*, void*);
+int l4ll_popback(L4LL*);
+int l4ll_popfront(L4LL*);
+int l4ll_remove(L4LL*, int);
+int l4ll_insprev(L4LL*);
+int l4ll_insnext(L4LL*);
+int l4ll_goto(L4LL*, int, int);
+#define l4ll_getlen(list)
+#define l4ll_getc(list)
+#define l4ll_getpc(list)
+#define l4ll_getnc(list)
+
+/*********** stack ***********/
+
+#define l4stack_create()
+#define l4stack_push(list, value)
+#define l4stack_pop(list)
+#define l4stack_getlen(list)
+#define l4stack_value(list)
+#define l4stack_free(list)
+
+/*********** queue ***********/
+
+#define l4queue_create()
+#define l4queue_push(list, value)
+#define l4queue_pop(list)
+#define l4queue_getlen(list)
+#define l4queue_value(list)
+#define l4queue_free(list)
+
+#endif