From 5d47f26c576430f29cd73b9e91863e8f259da3ab Mon Sep 17 00:00:00 2001
From: Soikk <soikk@1005PE.my.domain>
Date: Fri, 28 Jan 2022 22:07:27 +0100
Subject: [PATCH] Initial commit

---
 llist.h | 70 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 llist.h

diff --git a/llist.h b/llist.h
new file mode 100644
index 0000000..340ab0f
--- /dev/null
+++ b/llist.h
@@ -0,0 +1,70 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+typedef struct node{
+	void *data;
+	struct node *next;
+} node;
+
+typedef struct llist{
+	char *name;
+	node *head;
+} llist;
+
+node *Node(void *data, size_t size){
+	node *nnode = malloc(sizeof(node));
+	nnode->data = malloc(size);
+	memmove(nnode->data, data, size);
+	nnode->next = NULL;
+	return nnode;
+}
+
+llist Llist(char *name, node *head){
+	llist nllist = {.name = name, .head = head};
+	return nllist;
+}
+
+void append(llist l, node *n){
+	if(l.head != NULL){
+		node *temp = l.head;
+		while(temp->next != NULL)
+			temp = temp-> next;
+		temp->next = n;
+	}else{
+		l.head = n;
+	}
+}
+
+void insert(llist *l, node *n){
+	if(l->head != NULL){
+		node *temp = l->head;
+		n->next = temp;
+	}
+	l->head = n;
+}
+
+void insertPos(llist *l, node *n, size_t pos){
+	int i = 0;
+	if(l->head != NULL){
+		if(pos == 0){
+			insert(l, n);
+			return;
+		}
+		node *t = NULL;
+		node *tnext = l->head;
+		for(i = 0; i < pos && tnext != NULL; ++i){
+			t = tnext;
+			tnext = t->next;
+		}
+		if(tnext == NULL && i != pos){
+			goto poserr;
+		}
+		t->next = n;
+		n->next = tnext;
+	}
+poserr:
+	fprintf(stderr, "Couldn't insert at desired position. "
+			"Inserting at position %d", i);
+}
-- 
2.39.5