add touch shmem in forkserver, add binary library and patches.txt for easy testing

3 files changed, 36 insertions, 23 deletions

diff --git a/examples/afl_untracer/afl-untracer.c b/examples/afl_untracer/afl-untracer.c
index 77b15eb8..f6dbbcd6 100644
--- a/examples/afl_untracer/afl-untracer.c
+++ b/examples/afl_untracer/afl-untracer.c
@@ -437,6 +437,8 @@ inline static u32 __afl_next_testcase(u8 *buf, u32 max_len) {
   if (write(FORKSRV_FD + 1, &pid, 4) != 4) do_exit = 1;
   // fprintf(stderr, "write1 %d\n", do_exit);
 
+   __afl_area_ptr[0] = 1;  // put something in the map
+
   return status;
 
 }
diff --git a/examples/afl_untracer/libtestinstr.so b/examples/afl_untracer/libtestinstr.so
new file mode 100755
index 00000000..389a946c
--- /dev/null
+++ b/examples/afl_untracer/libtestinstr.so
Binary files differdiff --git a/examples/afl_untracer/patches.txt b/examples/afl_untracer/patches.txt
index b3063e3a..7e964249 100644
--- a/examples/afl_untracer/patches.txt
+++ b/examples/afl_untracer/patches.txt
@@ -1,23 +1,34 @@
-libtestinstr.so:0x2000L

-0x1050L

-0x1063L

-0x106fL

-0x1078L

-0x1080L

-0x10a4L

-0x10b0L

-0x10b8L

-0x10c0L

-0x10c9L

-0x10d7L

-0x10e3L

-0x10f8L

-0x1100L

-0x1105L

-0x111aL

-0x1135L

-0x1143L

-0x114eL

-0x115cL

-0x116aL

-0x116bL

+libtestinstr.so:0x1000
+0x10
+0x12
+0x20
+0x36
+0x30
+0x40
+0x50
+0x63
+0x6f
+0x78
+0x80
+0xa4
+0xb0
+0xb8
+0x100
+0xc0
+0xc9
+0xd7
+0xe3
+0xe8
+0xf8
+0x105
+0x11a
+0x135
+0x141
+0x143
+0x14e
+0x15a
+0x15c
+0x168
+0x16a
+0x16b
+0x170