Batman

server.py

@@ -0,0 +1,65 @@
+#!/usr/bin/env python3
+import string
+from http.server import HTTPServer, BaseHTTPRequestHandler
+from io import BytesIO
+import base64
+
+
+NULL_CHAR = chr(0)
+
+def write_report(report):
+    with open('/dev/hidg0', 'rb+') as fd:
+        fd.write(report.encode())
+
+def release_keys():
+    write_report(NULL_CHAR*8)
+
+def printchar(c):
+    if c.islower():
+        write_report(NULL_CHAR*2+chr(4 + ord(c) - ord('a'))+NULL_CHAR*5)
+    elif c.isupper():
+        write_report(chr(32)+NULL_CHAR+chr(4 + ord(c) - ord('A'))+NULL_CHAR*5)
+    elif c.isdigit():
+        write_report(NULL_CHAR*2+chr(0x1e + ((ord(c) - ord('0') - 1) % 10))+NULL_CHAR*5)
+    elif c == ' ':
+        write_report(NULL_CHAR*2+chr(44)+NULL_CHAR*5)
+    elif c == '\n':
+        write_report(NULL_CHAR*2+chr(40)+NULL_CHAR*5)
+    else:
+        write_report(chr(32)+NULL_CHAR+chr(0x38)+NULL_CHAR*5)
+    release_keys()
+
+
+def change_color(background, foreground):
+    # DELETE keypress
+    write_report(NULL_CHAR*2+chr(0x2a)+NULL_CHAR*5)
+
+def printstring(s):
+    for c in s:
+        printchar(c)
+
+
+class SimpleHTTPRequestHandler(BaseHTTPRequestHandler):
+
+    def do_GET(self):
+        self.send_response(200)
+        self.end_headers()
+        self.wfile.write(b'Hello, world!')
+
+    def do_POST(self):
+        print(self.headers)
+        message = base64.b64decode(self.headers['X-Messages']).decode('ascii')
+        self.send_response(200)
+        self.end_headers()
+        response = BytesIO()
+        response.write(b'This is POST request. ')
+        response.write(b'Received: ')
+        self.wfile.write(response.getvalue())
+        if message == 'reset':
+            printstring('\n' * 32)
+        else:
+            printstring(message + '\n')
+
+
+httpd = HTTPServer(('0.0.0.0', 8000), SimpleHTTPRequestHandler)
+httpd.serve_forever()