Merge branch 'dev' of github.com:vanhauser-thc/AFLplusplus into dev

1 files changed, 15 insertions, 4 deletions

diff --git a/examples/custom_mutators/example.py b/examples/custom_mutators/example.py
index 6bacfa05..9e95eed6 100644
--- a/examples/custom_mutators/example.py
+++ b/examples/custom_mutators/example.py
@@ -17,6 +17,13 @@ file, You can obtain one at http://mozilla.org/MPL/2.0/.
 import random
 
 
+COMMANDS = [
+    b"GET",
+    b"PUT",
+    b"DEL",
+]
+
+
 def init(seed):
     '''
     Called once when AFLFuzz starts up. Used to seed our RNG.
@@ -27,6 +34,10 @@ def init(seed):
     random.seed(seed)
 
 
+def deinit():
+    pass
+
+
 def fuzz(buf, add_buf, max_size):
     '''
     Called per fuzzing iteration.
@@ -44,8 +55,9 @@ def fuzz(buf, add_buf, max_size):
     @rtype: bytearray
     @return: A new bytearray containing the mutated data
     '''
-    ret = bytearray(buf)
-    # Do something interesting with ret
+    ret = bytearray(100)
+
+    ret[:3] = random.choice(COMMANDS)
 
     return ret
 
@@ -164,11 +176,10 @@ def fuzz(buf, add_buf, max_size):
 #     '''
 #     Called after adding a new test case to the queue
 #
-#     @type filename_new_queue: str 
+#     @type filename_new_queue: str
 #     @param filename_new_queue: File name of the new queue entry
 #
 #     @type filename_orig_queue: str
 #     @param filename_orig_queue: File name of the original queue entry
 #     '''
 #     pass
-