From c1b188af8c51e29c96a0422b79516d95696869e7 Mon Sep 17 00:00:00 2001
From: "@syxhe" <https://t.me/syxhe>
Date: Wed, 12 Feb 2025 16:47:43 -0600
Subject: Implement a linked list struct

---
 src/ll.h | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 src/ll.h

(limited to 'src/ll.h')

diff --git a/src/ll.h b/src/ll.h
new file mode 100644
index 0000000..5e47bd9
--- /dev/null
+++ b/src/ll.h
@@ -0,0 +1,35 @@
+#ifndef __VXGG_REWRITE___SHARED_H___28542989122405___
+#define __VXGG_REWRITE___SHARED_H___28542989122405___
+
+#include <stddef.h>
+
+typedef struct dll {
+    void *data;
+    int (*dfreecb)(void*);
+
+    struct dll *next;
+    struct dll *prev;
+} dllnode;
+
+typedef struct {
+    dllnode *start;
+    dllnode *end;
+    size_t size;
+} dlinkedlist;
+
+// Initialize a dlinkedlist
+void dlinkedlist_init(dlinkedlist **ll);
+
+// Free a dlinkedlist and its elements
+void dlinkedlist_free(dlinkedlist **ll);
+
+// Insert an element to the beginning of the list
+int dlinkedlist_insert(dlinkedlist * const ll, void *data, int (*dfreecb)(void*));
+
+// Insert an element to the end of the list
+int dlinkedlist_append(dlinkedlist * const ll, void *data, int (*dfreecb)(void*));
+
+// Get the element from a dlinkedlist at index
+dllnode *dlinkedlist_get(const dlinkedlist * const ll, size_t index);
+
+#endif
\ No newline at end of file
-- 
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