diff --git a/utility.c b/utility.c
index c4a19dc..836bbb1 100644
--- a/utility.c
+++ b/utility.c
@@ -73,4 +73,35 @@ void md5(char *string, char outputBuffer[33]){
         sprintf(outputBuffer + (i * 2), "%02x", hash[i]);
     }
     outputBuffer[64] = 0;
-}
\ No newline at end of file
+}
+
+void logger_log(const char* _Format, ...){
+    FILE * fp;
+    fp  = fopen("log.txt","a");
+    time_t timer;
+    char buf[26];
+    struct tm* tm_info;
+
+    time(&timer);
+    tm_info = localtime(&timer);
+
+    strftime(buf, 26, "%Y.%m.%d. %H:%M:%S", tm_info);
+    char string[513];
+    printf("[%s]\t",buf);
+    fprintf(fp,"[%s]\t");
+    va_list args;
+    va_start (args, _Format);
+    vprintf(_Format,args);
+    vfprintf(fp,_Format,args);
+    va_end(args);
+    fprintf(fp,"\n");
+    printf(stdout,"\n");
+
+    fclose(fp);
+}
+
+void map_dump(map *m, int len) {
+    for (int i = 0; i <len ; ++i) {
+        printf("%s %s\n",m[i].key,m[i].value);
+    }
+}
diff --git a/utility.h b/utility.h
index b557c14..42e66ec 100644
--- a/utility.h
+++ b/utility.h
@@ -8,6 +8,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <stdbool.h>
+#include <stdarg.h>
 #include <string.h>
 #include <openssl/md5.h>
 #include <ws2tcpip.h>
@@ -29,4 +30,9 @@ bool map_isFound(map m[],int len, char* key);
 
 char* map_getValue(map m[],int len, char* key);
 
-void md5(char *string, char outputBuffer[33]);
\ No newline at end of file
+//Debug-hoz hasznos
+void map_dump(map m[],int len);
+
+void md5(char *string, char outputBuffer[33]);
+
+void logger_log(const char* _Format, ...);
\ No newline at end of file