feat: Semaine 9

Semaine_09/Scapy_test/extract_header.py

@@ -0,0 +1,16 @@
+import re   # RegEx
+
+def extract_header(payload):
+    try:
+        header_brut = payload[:payload.index(b"\r\n\r\n") + 2]
+    except ValueError:
+        return None
+    
+    header = dict(re.findall(
+        r"(?P<cle>.*?): (?P<valeur>.*?)\r\n",
+        header_brut.decode(errors="ignore")
+    ))
+
+    if "Content-Type" not in header:
+        return None
+    return header