feat: added more lst functionality

srcs/lst/ft_lstclear.c

@@ -0,0 +1,13 @@
+#include "libft.h"
+#include <stdlib.h>
+
+void ft_lstclear(t_list **lst)
+{
+    t_list *tmp;
+    while (lst && *lst)
+    {
+        tmp = (*lst)->next;
+        free(*lst);
+        *lst = tmp;
+    }
+}

srcs/lst/ft_lstempty.c

@@ -0,0 +1,6 @@
+#include "libft.h"
+
+int ft_lstempty(t_list *lst)
+{
+    return (lst == NULL);
+}

srcs/lst/ft_lstfind.c

@@ -0,0 +1,12 @@
+#include "libft.h"
+
+t_list *ft_lstfind(t_list *lst, void *data, int (*cmp)(void *, void *))
+{
+    while (lst)
+    {
+        if (cmp(lst->data, data) == 0)
+            return (lst);
+        lst = lst->next;
+    }
+    return (NULL);
+}

srcs/lst/ft_lstget.c

@@ -0,0 +1,12 @@
+#include "libft.h"
+
+t_list *ft_lstget(t_list *lst, int index)
+{
+    int i = 0;
+    while (lst && i < index)
+    {
+        lst = lst->next;
+        i++;
+    }
+    return ((i == index) ? lst : NULL);
+}

srcs/lst/ft_lstinsert.c

@@ -0,0 +1,30 @@
+#include "libft.h"
+
+int ft_lstinsert(t_list **lst, t_list *node, int index)
+{
+    t_list *curr = *lst;
+    t_list *prev = NULL;
+    int i = 0;
+
+    if (index < 0 || !node)
+        return (-1);
+    if (index == 0)
+    {
+        node->next = *lst;
+        *lst = node;
+        return (0);
+    }
+    while (curr && i < index)
+    {
+        prev = curr;
+        curr = curr->next;
+        i++;
+    }
+    if (i == index)
+    {
+        prev->next = node;
+        node->next = curr;
+        return 0;
+    }
+    return (-1);
+}

srcs/lst/ft_lstiter.c

@@ -0,0 +1,10 @@
+#include "libft.h"
+
+void ft_lstiter(t_list *lst, void (*f)(void *))
+{
+    while (lst)
+    {
+        f(lst->data);
+        lst = lst->next;
+    }
+}

srcs/lst/ft_lstreverse.c

@@ -0,0 +1,17 @@
+#include "libft.h"
+
+void ft_lstreverse(t_list **lst)
+{
+    t_list *prev = NULL;
+    t_list *curr = *lst;
+    t_list *next;
+
+    while (curr)
+    {
+        next = curr->next;
+        curr->next = prev;
+        prev = curr;
+        curr = next;
+    }
+    *lst = prev;
+}