code

Plugins/MqttClient/Source/DTMqtt/MqttC/LinkedList.h

@@ -0,0 +1,90 @@
+// Copyright 2023 Dexter.Wan. All Rights Reserved. 
+// EMail: 45141961@qq.com
+
+#if !defined(LINKEDLIST_H)
+#define LINKEDLIST_H
+
+#include <stdlib.h> /* for size_t definition */
+
+/*BE
+defm defList(T)
+
+def T concat Item
+{
+	at 4
+	n32 ptr T concat Item suppress "next"
+	at 0
+	n32 ptr T concat Item suppress "prev"
+	at 8
+	n32 ptr T id2str(T)
+}
+
+def T concat List
+{
+	n32 ptr T concat Item suppress "first"
+	n32 ptr T concat Item suppress "last"
+	n32 ptr T concat Item suppress "current"
+	n32 dec "count"
+	n32 suppress "size"
+}
+endm
+
+defList(INT)
+defList(STRING)
+defList(TMP)
+
+BE*/
+
+/**
+ * Structure to hold all data for one list element
+ */
+typedef struct ListElementStruct
+{
+	struct ListElementStruct *prev, /**< pointer to previous list element */
+							*next;	/**< pointer to next list element */
+	void* content;					/**< pointer to element content */
+} ListElement;
+
+
+/**
+ * Structure to hold all data for one list
+ */
+typedef struct
+{
+	ListElement *first,	/**< first element in the list */
+				*last,	/**< last element in the list */
+				*current;	/**< current element in the list, for iteration */
+	int count;  /**< no of items */
+	size_t size;  /**< heap storage used */
+} List;
+
+void ListZero(List*);
+List* ListInitialize(void);
+
+ListElement* ListAppend(List* aList, void* content, size_t size);
+void ListAppendNoMalloc(List* aList, void* content, ListElement* newel, size_t size);
+ListElement* ListInsert(List* aList, void* content, size_t size, ListElement* index);
+
+int ListRemove(List* aList, void* content);
+int ListRemoveItem(List* aList, void* content, int(*callback)(void*, void*));
+void* ListDetachHead(List* aList);
+int ListRemoveHead(List* aList);
+void* ListPopTail(List* aList);
+
+int ListDetach(List* aList, void* content);
+int ListDetachItem(List* aList, void* content, int(*callback)(void*, void*));
+
+void ListFree(List* aList);
+void ListEmpty(List* aList);
+void ListFreeNoContent(List* aList);
+
+ListElement* ListNextElement(List* aList, ListElement** pos);
+ListElement* ListPrevElement(List* aList, ListElement** pos);
+
+ListElement* ListFind(List* aList, void* content);
+ListElement* ListFindItem(List* aList, void* content, int(*callback)(void*, void*));
+
+int intcompare(void* a, void* b);
+int stringcompare(void* a, void* b);
+
+#endif