Updated project structure, and added new list for the next incoming feature.

.vscode/settings.json

@@ -0,0 +1,5 @@
+{
+    "files.associations": {
+        "time.h": "c"
+    }
+}

src/Makefile

@@ -8,7 +8,7 @@ LIBBPF_OBJ := $(abspath $(OUTPUT)/libbpf.a)
 VMLINUX := ./vmlinux/newvmlinux.h
 USER := user
 EBPF := ebpf
-COMMON_INCLUDES := -I$(abspath ./include)
+COMMON_INCLUDES := -I$(abspath ./ebpf/include) -I$(abspath ./user/include)
 # Use our own libbpf API headers and Linux UAPI headers distributed with
 # libbpf to avoid dependency on system-wide headers, which could be missing or
 # outdated

src/ebpf/xdp_filter.bpf.c

@@ -20,7 +20,7 @@
 #include <bpf/bpf_tracing.h>
 #include <bpf/bpf_core_read.h>
 
-#include "../user/xdp_filter.h"
+#include "../user/include/xdp_filter.h"
 #include "../constants/constants.h"
 
 #include "packet/packet_manager.h"

src/user/bootstrap.c

@@ -6,7 +6,7 @@
 #include <time.h>
 #include <sys/resource.h>
 #include <bpf/libbpf.h>
-#include "bootstrap.h"
+#include "include/bootstrap.h"
 #include "bootstrap.skel.h"
 
 static struct env {

src/user/utils/structures/fdlist.c

@@ -0,0 +1,54 @@
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "fdlist.h"
+
+
+/**
+ * @brief Creates a new fdlist with a given size
+ * 
+ * @param size 
+ * @return FdList 
+ */
+FdList FdList_create(int size){
+    FdList *fd_list = (FdList*)calloc(1, sizeof(FdList));
+    fd_list->max_size = size;
+    fd_list->size = 0;
+    fd_list->list = (int*)calloc(size, sizeof(int));
+}
+
+/**
+ * @brief Adds a new fd to the list 
+ * 
+ * @param fd_list 
+ * @param fd_new 
+ * @return 0 ok, -1 error
+ */
+int FdList_add(FdList *fd_list, int fd_new){
+    if(fd_list->size+1 >= fd_list->max_size){
+        return -1;
+    }
+}
+
+/**
+ * @brief Extends size of list
+ * 
+ * @param fd_list 
+ * @param new_size 
+ * @return int 
+ */
+int FdList_extend(FdList *fd_list, int new_size){
+    fd_list->list = (int*)realloc(fd_list->list, new_size);
+    return 0;
+}
+
+/**
+ * @brief Destroy list
+ * 
+ * @param fd_list 
+ * @return int 
+ */
+int FdList_destroy(FdList *fd_list){
+    free(fd_list->list);
+    free(fd_list);
+}

src/user/utils/structures/fdlist.h

@@ -0,0 +1,20 @@
+#ifndef __FDLIST_H
+#define __FDLIST_H
+
+typedef struct FdList{
+    int size;
+    int max_size;
+    int* list;
+
+} FdList;
+
+FdList FdList_create(int size);
+
+int FdList_add(FdList *fd_list, int fd_new);
+
+int FdList_extend(FdList *fd_list, int new_size);
+
+int FdList_destroy(FdList *fd_list);
+
+
+#endif

src/user/xdp_filter.c

@@ -9,7 +9,7 @@
 #include <unistd.h>
 
 #include "xdp_filter.skel.h"
-#include "xdp_filter.h"
+#include "include/xdp_filter.h"
 #include "../constants/constants.h"
 
 static struct env {