Linux: fix device descriptor

manuelbl · manuelbl · commit 6732cdbf451d · 2023-09-19T19:44:15.000+02:00
diff --git a/java-does-usb/src/main/java/net/codecrete/usb/linux/LinuxUSBDevice.java b/java-does-usb/src/main/java/net/codecrete/usb/linux/LinuxUSBDevice.java
@@ -66,7 +66,7 @@ private void loadDescription(String path) {
         // `descriptors` contains the device descriptor followed by the configuration descriptor
         // (including the interface descriptors, endpoint descriptors etc.)
         var descriptorsSegment = MemorySegment.ofArray(descriptors);
-        setFromDeviceDescriptor(descriptorsSegment);
+        setFromDeviceDescriptor(descriptorsSegment.asSlice(0, DeviceDescriptor.LAYOUT));
         setConfigurationDescriptor(descriptorsSegment.asSlice(DeviceDescriptor.LAYOUT.byteSize()));
     }
 

Original file line number	Diff line number	Diff line change
`@@ -66,7 +66,7 @@ private void loadDescription(String path) {`
`66`	`66`	// `descriptors` contains the device descriptor followed by the configuration descriptor
`67`	`67`	`// (including the interface descriptors, endpoint descriptors etc.)`
`68`	`68`	`var descriptorsSegment = MemorySegment.ofArray(descriptors);`
`69`		`- setFromDeviceDescriptor(descriptorsSegment);`
	`69`	`+ setFromDeviceDescriptor(descriptorsSegment.asSlice(0, DeviceDescriptor.LAYOUT));`
`70`	`70`	`setConfigurationDescriptor(descriptorsSegment.asSlice(DeviceDescriptor.LAYOUT.byteSize()));`
`71`	`71`	`}`
`72`	`72`