first commit

include/link.h

@@ -0,0 +1,44 @@
+#ifndef LINK_INCLUDED
+#define LINK_INCLUDED
+
+#include <stdbool.h>
+#include <stdint.h>
+
+struct Node {
+    uint64_t id;        // For Example
+    struct Node *next;  // Link
+};
+typedef struct Node Node;
+
+// Syntactic Sugar
+typedef struct Node * List;
+typedef struct Node * Stack;
+typedef struct Node * Queue;
+
+// Alloc a new node, can RAISE oom Exception.
+extern struct Node *node_alloc( uint64_t id );
+
+// Callback function prototype
+typedef void (*Callback)(Node *);
+extern void list_for_each(List *l, Callback callback);
+extern void list_free(List *l);
+extern void list_print(List *l);
+// CRUD by Index. 0 is the beginning, -1 will be treated as the end.
+extern bool list_insert_at(List *l, struct Node *n, int index);
+extern uint64_t list_delete_at(List *l, int index);
+extern uint64_t list_search_at(List *l, int index);
+
+// Read and Delete by ID(or whatever).
+extern bool list_search_id(List *l, uint64_t id);
+extern bool list_delete_id(List *l, uint64_t id);
+
+// Stacks
+extern bool stack_push(Stack *s, struct Node *n);
+extern uint64_t stack_pop(Stack *s);
+
+// Queues
+extern bool q_enqueue(Queue *q, struct Node *n);
+extern uint64_t q_dequeue(Queue *q);
+
+
+#endif