Added sys_openat for the injection module, fully working!

src/helpers/.gdb_history

@@ -1,72 +1,3 @@
-q
-disass main
-b *(main+446)
-r
-ssi
-si
-ni
-1
-q
-b *(main+446)
-r
-si
-ni
-q
-b *(main+446)
-r
-si
-ni
-q
-b *(main+446)
-r
-si
-ni
-q
-b *(main+446)
-r
-si
-ni
-q
-b *(main+446)
-r
-si
-ni
-q
-b *(main+446)
-r
-si
-ni
-si
-ni
-si
-q
-b *(main+446)
-r
-si
-ni
-si
-si
-si
-fin
-q
-b *(main+446)
-r
-si
-ni
-si
-ni
-q
-b *(main+446)
-r
-si
-si
-ni
-si
-ni
-si
-si
-s
-q
 b *(main+446)
 r
 ni
@@ -254,3 +185,72 @@ si
 ni
 si
 q
+l main
+b 15
+r
+si
+si
+q
+l main
+b 14
+r
+si
+si
+si
+siq
+q
+b 15
+r
+si
+si
+Q
+q
+b 15
+r
+si
+q
+b 15
+r
+si
+sqi
+q
+b 15
+r
+si
+si
+q
+l main
+b 15
+r
+si
+q
+b 14
+r
+si
+si
+q
+b 15
+r
+si
+si
+si
+q
+b 15
+r
+si
+q
+b 15
+t
+r
+si
+q
+b 14
+r
+si
+ni
+si
+ni
+stepi
+fin
+fin
+q

src/helpers/Makefile

@@ -3,7 +3,7 @@ HEADERS = lib/RawTCP.h
 EXTRA_CFLAGS= -I$(PWD)/lib
 
 default:
-	make execve_hijack injection_lib simple_timer
+	make execve_hijack injection_lib simple_timer simple_open
 
 injection_lib: injection_lib.o
 	gcc -Wall -shared -fPIC -o injection_lib.so injection_lib.c -ldl
@@ -14,6 +14,12 @@ simple_timer.o: simple_timer.c $(HEADERS)
 simple_timer: simple_timer.o
 	gcc -g -o simple_timer simple_timer.o
 
+simple_open.o: simple_open.c $(HEADERS)
+	gcc -g -c simple_open.c
+
+simple_open: simple_open.o
+	gcc -g -o simple_open simple_open.o	
+
 execve_hijack.o: execve_hijack.c $(HEADERS)
 	gcc -g -c execve_hijack.c
 
@@ -26,4 +32,6 @@ clean:
 	-rm -f injection_lib.o
 	-rm -f injection_lib.so
 	-rm -f simple_timer.o
-	-rm -f simple_timer
+	-rm -f simple_timer
+	-rm -f simple_open.o
+	-rm -f simple_open

src/helpers/peda-session-simple_open.txt

@@ -0,0 +1,2 @@
+break /home/osboxes/TFG/src/helpers/simple_open.c:14
+

src/helpers/simple_open.c

@@ -0,0 +1,22 @@
+/**
+ * Modified version of Linux man page timer using timerfd.
+ * Counts to 3, 1 second at a time, then sets another time up to 3, one second at a time.
+ */
+
+#include <time.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+int main(int argc, char *argv[]) {
+    int fd;
+    char* path = "/home/osboxes/TFG/src/helpers/Makefile";
+    openat(fd, path, O_RDONLY);
+    //Second call
+    openat(fd, path, O_RDONLY);
+
+   return 0;
+}