added node value allocation by passed size

This commit is contained in:
Václav Šmejkal 2023-04-14 15:28:14 +02:00
parent 189d438a18
commit c85f0d9669
Signed by: ENGO150
GPG Key ID: 4A57E86482968843
2 changed files with 8 additions and 4 deletions

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@ -35,7 +35,7 @@ typedef struct
} why2_list_t; //SINGLE LINKED LIST MADE OF why2_node_t
//FUNCTIONS
void why2_list_push(why2_list_t *list, void *value); //PUSH ELEMENT TO LIST BACK
void why2_list_push(why2_list_t *list, void *value, unsigned long size); //PUSH ELEMENT TO LIST BACK
void why2_list_remove(why2_list_t *list, why2_node_t *node); //REMOVE ELEMENT
void why2_list_remove_back(why2_list_t *list); //REMOVE LAST ELEMENT
why2_node_t *why2_list_find(why2_list_t *list, void *value); //FIND ELEMENT IN LIST

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@ -22,26 +22,29 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
#include <stdlib.h>
#include <string.h>
void why2_list_push(why2_list_t *list, void *value)
void why2_list_push(why2_list_t *list, void *value, unsigned long size)
{
//CREATE NODE
why2_node_t *head = list -> head;
why2_node_t *new_node = malloc(sizeof(why2_node_t));
new_node -> value = malloc(size); //TODO: Deallocation
why2_node_t *buffer = head;
//INSERT DATA
new_node -> value = value;
memcpy(new_node -> value, value, size);
new_node -> next = NULL;
if (head == NULL) //INIT LIST
{
head = new_node;
buffer = new_node;
} else
{
while (buffer -> next != NULL) buffer = buffer -> next; //GET TO THE END OF LIST
buffer -> next = new_node; //LINK
}
list -> head = buffer; //TODO: Unused?
}
void why2_list_remove(why2_list_t *list, why2_node_t *node)
@ -77,6 +80,7 @@ void why2_list_remove(why2_list_t *list, why2_node_t *node)
}
//DEALLOCATION
free(node -> value);
free(node);
}