Improved service.

HID_Kernel_Config.sh

@@ -1 +0,0 @@
-/usr/bin/isticktoit_usb

Makefile

@@ -15,7 +15,7 @@ U2FDevice: $(OBJECTS) libuECC.o libcppb64.o
 
 install: U2FDevice
 	install -m775 -t /usr/bin U2FDevice
-	install -m775 -t /etc/systemd/system U2FDevice.service
+	install -m775 -t /etc/systemd/system Services/U2FDevice.service
 	install -d /usr/share/U2FDevice/
 
 $(OBJ_DIR)/%.o: $(SRC_DIR)/%.cpp

Readme.txt

@@ -1,13 +1,22 @@
+To make HID work
+
+sudo install -m755 Scripts/Kernel_HID_Config.sh /usr/bin/Kernel_HID_Config.sh
+sudoedit /etc/rc.local # Add '/usr/bin/Kernel_HID_Config.sh' on a new line before 'exit 0'
+
 Things to install
 
-//To provide HW RNG facilities
+To provide HW RNG facilities
+
 sudo apt-get install rng-tools
 
-//To provide ECC facilities
+To provide ECC facilities
+
 git submodule update --init --recursive
 cp Scripts/uECC-Makefile micro-ecc/Makefile
 cp Scripts/cpp-base64-Makefile cpp-base64/Makefile
 
+To change the Attestation certificate, see the Attestation readme
+
 To build
 
 make

Scripts/Kernel_HID_Config.sh

@@ -0,0 +1,68 @@
+#!/usr/bin/env bash
+
+# Directly from http://isticktoit.net/?p=1383
+
+# Load libcomposite
+modprobe libcomposite
+
+cd /sys/kernel/config/usb_gadget/
+
+# Create gadget
+mkdir -p /sys/kernel/config/usb_gadget/hidraw
+cd /sys/kernel/config/usb_gadget/hidraw
+
+# Add basic information
+echo 0x0100 > bcdDevice       # Version 1.0.0
+echo 0x0200 > bcdUSB          # USB 2.0
+
+# For this part, used the Linux idVendor
+# Of course, no official spec for Raspberry Pi 0 acting as U2F device, so self defined product here we go
+echo 0x1d6b > idVendor        # Linux Foundation
+echo 0x0400 > idProduct       # Self defined U2F device
+
+echo 0x0000 > bDeviceClass    # RAW HID?
+echo 0x0000 > bDeviceSubClass # 
+echo 0x0040 > bMaxPacketSize0 # Max Packet Size
+
+# Create English locale
+mkdir -p strings/0x409
+
+# Obviously, feel free to change these however you want
+echo "Michael Kuc"         > strings/0x409/manufacturer
+echo "Raspberry U2f"       > strings/0x409/product
+echo "0123456789"          > strings/0x409/serialnumber
+
+# Create HIDRAW function
+mkdir -p functions/hid.usb0
+
+echo 0 > functions/hid.usb0/protocol
+echo 8 > functions/hid.usb0/report_length
+echo 1 > functions/hid.usb0/subclass
+printf '\x06\xD0\xF1\x09\x01\xA1\x01\x09\x20\x15\x00\x26\xFF\x00\x75\x08\x95\x40\x81\x02\x09\x21\x15\x00\x26\xFF\x00\x75\x08\x95\x40\x91\x02\xC0' > functions/hid.usb0/report_desc
+
+# Create ECM function
+mkdir -p functions/ecm.usb0
+
+# An attempt at keeping addresses constant
+echo "DD:03:52:23:18:4C" > functions/ecm.usb0/host_addr
+echo "62:30:54:93:06:DE" > functions/ecm.usb0/dev_addr
+
+# Create configuration
+mkdir -p configs/c.1
+mkdir -p configs/c.1/strings/0x409
+
+echo 0x80    > configs/c.1/bmAttributes
+echo 200     > configs/c.1/MaxPower
+echo "HIDRAW" > configs/c.1/strings/0x409/configuration
+
+# Link HID function to configuration
+ln -s functions/hid.usb0 configs/c.1
+
+# Link g_ether function to configuration
+ln -s functions/ecm.usb0 configs/c.1
+
+# Sleep for 1 second
+sleep 1
+
+# Enable gadget
+ls /sys/class/udc > UDC