fix endianness in device descriptor

[goodfet] / client / USBConfiguration.py

diff --git a/client/USBConfiguration.py b/client/USBConfiguration.py
index cadf106..aeed133 100644 (file)
--- a/client/USBConfiguration.py
+++ b/client/USBConfiguration.py
@@ -9,6 +9,17 @@ class USBConfiguration:
         self.configuration_string_index = 0
         self.interfaces                 = interfaces
 
+        self.attributes = 0xe0
+        self.max_power = 0x01
+
+        self.device = None
+
+        for i in self.interfaces:
+            i.set_configuration(self)
+
+    def set_device(self, device):
+        self.device = device
+
     def set_configuration_string_index(self, i):
         self.configuration_string_index = i
 
@@ -17,16 +28,18 @@ class USBConfiguration:
         for i in self.interfaces:
             interface_descriptors += i.get_descriptor()
 
-        total_len = len(interface_descriptors) + 7
+        total_len = len(interface_descriptors) + 9
 
         d = bytes([
-                7,          # length of descriptor in bytes
+                9,          # length of descriptor in bytes
                 2,          # descriptor type 2 == configuration
                 total_len & 0xff,
                 (total_len >> 8) & 0xff,
                 len(self.interfaces),
                 self.configuration_index,
-                self.configuration_string_index
+                self.configuration_string_index,
+                self.attributes,
+                self.max_power
         ])
 
         return d + interface_descriptors