Ensure content-length is set correctly on requests with malformed hea…

…ders

src/Request.kt

@@ -134,6 +134,12 @@ open class Request(val template: String, val words: List<String?>, val learnBori
         val end = request.size
         while (i < end) {
             val line_start = i
+
+            // Make ' foo: bar' get interpreted as 'foo: bar'
+            if (request[i] == ' '.toByte()) {
+                i++
+            }
+
             while (i < end && request[i++] != ' '.toByte()) {
             }
             val header_name = Arrays.copyOfRange(request, line_start, i - 2)

src/RequestEngine.kt

@@ -181,7 +181,7 @@ abstract class RequestEngine: IExtensionStateListener {
         if (Utils.gotBurp && !Utils.unloaded) {
             Utils.callbacks.removeExtensionStateListener(this)
         }
-        
+
         if (attackState.get() != 3) {
             attackState.set(3)
             Utils.out("Cancelled attack")

src/fast-http.kt

@@ -33,6 +33,15 @@ def randstr(length=12, allow_digits=True):
         candidates += string.digits
     return ''.join(random.choice(candidates) for x in range(length))
 
+def queueForever(engine, req):
+    # infinitely-running bruteforce (a, b ... aaa, aab etc)
+    seed = 0
+    while True:
+        batch = []
+        seed = wordlists.bruteforce.generate(seed, 5000, batch)
+        for word in batch:
+            engine.queue(target.req, word)
+
 class Engine:
     BURP = 1
     THREADED = 2